======================================
| 0
| xx__-> [    9.286763][  T160] ------------[ cut here ]------------
| [    9.287011][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/160
| [    9.287583][  T160] Tainted: [W]=WARN
[    9.287691][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.287880][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.288125][  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
[    9.288634][  T160] RSP: 0018:ffa00000007f7ab0 EFLAGS: 00010286
[    9.288825][  T160] RAX: 00000000ffffffa6 RBX: ff1100000c4751c0 RCX: 1ff40000000fef1c
[    9.289047][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c475278
[    9.289251][  T160] RBP: ff11000005009000 R08: 1fe220000188ea50 R09: ff1100000cfa8b80
[    9.289505][  T160] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.289705][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005009000
[    9.289910][  T160] FS:  00007fd9e7094840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[    9.290158][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.290327][  T160] CR2: 0000000000479648 CR3: 000000000ce69006 CR4: 0000000000771ef0
[    9.290536][  T160] PKRU: 55555554
[    9.290637][  T160] Call Trace:
[    9.290743][  T160]  <TASK>
[    9.290814][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.290951][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.291093][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.291195][  T160]  register_netdevice (net/core/dev.c:11488)
[    9.291330][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.291509][  T160]  register_netdev (net/core/dev.c:11552)
[    9.291643][  T160]  loopback_net_init (drivers/net/loopback.c:218)
[    9.291780][  T160]  ops_init (net/core/net_namespace.c:137)
[    9.291882][  T160]  setup_net (net/core/net_namespace.c:446)
[    9.291984][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.292131][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.292265][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.292439][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    9.292575][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.292713][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.292846][  T160]  ksys_unshare (kernel/fork.c:3243)
[    9.292981][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.293126][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    9.293262][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.293394][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.293537][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.293672][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.293808][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.293946][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.294125][  T160] RIP: 0033:0x7fd9e7356bcb
[    9.294264][  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
[    9.294752][  T160] RSP: 002b:00007ffe22819ff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.294955][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd9e7356bcb
[    9.295165][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.295365][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.295572][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2281c220
[    9.295775][  T160] R13: 0000000000000001 R14: 00007fd9e70946f8 R15: 00007ffe2281d8ce
| [    9.297176][  T160] ---[ end trace 0000000000000000 ]---
| [    9.309882][  T160] ------------[ cut here ]------------
| [    9.310055][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/160
| [    9.310577][  T160] Tainted: [W]=WARN
[    9.310678][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.310845][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.311038][  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
[    9.311549][  T160] RSP: 0018:ffa00000007f7a98 EFLAGS: 00010286
[    9.311717][  T160] RAX: 00000000ffffffa6 RBX: ff1100000c475700 RCX: 1ff40000000fef19
[    9.311917][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4757b8
[    9.312133][  T160] RBP: ff11000008679000 R08: 1fe220000188eaf8 R09: ff1100000cfa8b80
[    9.312330][  T160] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.312539][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008679000
[    9.312741][  T160] FS:  00007fd9e7094840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[    9.312987][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.313187][  T160] CR2: 00007f723649e000 CR3: 000000000ce69005 CR4: 0000000000771ef0
[    9.313388][  T160] PKRU: 55555554
[    9.313494][  T160] Call Trace:
[    9.313594][  T160]  <TASK>
[    9.313664][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.313802][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.313935][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.314045][  T160]  register_netdevice (net/core/dev.c:11488)
[    9.314201][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.314365][  T160]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.314507][  T160]  register_netdev (net/core/dev.c:11552)
[    9.314639][  T160]  sit_init_net (net/ipv6/sit.c:1860)
[    9.314778][  T160]  ops_init (net/core/net_namespace.c:137)
[    9.314879][  T160]  setup_net (net/core/net_namespace.c:446)
[    9.314992][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.315152][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.315285][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.315426][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    9.315560][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.315700][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.315832][  T160]  ksys_unshare (kernel/fork.c:3243)
[    9.315968][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.316123][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    9.316258][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.316390][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.316532][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.316664][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.316805][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.316941][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.317145][  T160] RIP: 0033:0x7fd9e7356bcb
[    9.317367][  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
[    9.317923][  T160] RSP: 002b:00007ffe22819ff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.318136][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd9e7356bcb
[    9.318335][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.318541][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.318739][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2281c220
[    9.318941][  T160] R13: 0000000000000001 R14: 00007fd9e70946f8 R15: 00007ffe2281d8ce
| [    9.320329][  T160] ---[ end trace 0000000000000000 ]---
| [    9.347295][  T161] ------------[ cut here ]------------
| [    9.347475][  T161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/161
| [    9.347990][  T161] Tainted: [W]=WARN
[    9.348111][  T161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.348278][  T161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.348462][  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
[    9.348945][  T161] RSP: 0018:ffa0000000807020 EFLAGS: 00010286
[    9.349123][  T161] RAX: 00000000ffffffa6 RBX: ff1100000a7a0040 RCX: 1ff4000000100dca
[    9.349343][  T161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a00f8
[    9.349551][  T161] RBP: ff11000005009000 R08: 1fe22000014f4020 R09: ff1100000cfaae58
[    9.349749][  T161] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.349950][  T161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005009ce1
[    9.350217][  T161] FS:  00007fe4573dd840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[    9.350459][  T161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.350630][  T161] CR2: 000000002a6f1988 CR3: 000000000db5b002 CR4: 0000000000771ef0
[    9.350831][  T161] PKRU: 55555554
[    9.350933][  T161] Call Trace:
[    9.351043][  T161]  <TASK>
[    9.351131][  T161]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.351267][  T161]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.351370][  T161]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.351514][  T161]  __dev_notify_flags (net/core/dev.c:9787)
[    9.351651][  T161]  ? netif_change_name (net/core/dev.c:1495)
[    9.351785][  T161]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.351921][  T161]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.352066][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.352233][  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))
[    9.352369][  T161]  netif_change_flags (net/core/dev.c:9820)
[    9.352511][  T161]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.352648][  T161]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.352783][  T161]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.352959][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.353102][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.353258][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.353392][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.353537][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.353673][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.353807][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.353954][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.354106][  T161]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.354245][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.354379][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.354521][  T161]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.354659][  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)
[    9.354826][  T161]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.354962][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.355111][  T161]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.355248][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.355385][  T161]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.355534][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.355670][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.355811][  T161]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.355948][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.356092][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.356226][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.356386][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.356528][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.356673][  T161]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.356809][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.356943][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.357092][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.357243][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.357376][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.357514][  T161]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.357659][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.357794][  T161]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.357948][  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))
[    9.358098][  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))
[    9.358234][  T161]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.358370][  T161]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.358518][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.358657][  T161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.358798][  T161]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.358937][  T161]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.359083][  T161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.359223][  T161]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.359357][  T161]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.359535][  T161]  ? move_addr_to_kernel (net/socket.c:258)
[    9.359670][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.359805][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.359946][  T161]  ___sys_sendmsg (net/socket.c:2752)
[    9.360094][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.360263][  T161]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.360421][  T161]  __sys_sendmsg (net/socket.c:2784)
[    9.360557][  T161]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.360704][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.360873][  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)
[    9.361013][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.361162][  T161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.361305][  T161]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.361451][  T161]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.361588][  T161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.361761][  T161] RIP: 0033:0x7fe45761708e
[    9.361903][  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
[    9.362408][  T161] RSP: 002b:00007ffdb4e9c5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.362614][  T161] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe45761708e
[    9.362813][  T161] RDX: 0000000000000000 RSI: 00007ffdb4e9c6a0 RDI: 0000000000000005
[    9.363014][  T161] RBP: 00007ffdb4e9c600 R08: 0000000000000000 R09: 0000000000000000
[    9.363237][  T161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[    9.363444][  T161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb4e9cd70
| [    9.364826][  T161] ---[ end trace 0000000000000000 ]---
| [    9.520535][  T165] ------------[ cut here ]------------
| [    9.520722][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/165
| [    9.521269][  T165] Tainted: [W]=WARN
[    9.521376][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.521557][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.521747][  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
[    9.522255][  T165] RSP: 0018:ffa0000000847ab0 EFLAGS: 00010286
[    9.522439][  T165] RAX: 00000000ffffffa6 RBX: ff110000092e5700 RCX: 1ff4000000108f1c
[    9.522642][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e57b8
[    9.522842][  T165] RBP: ff11000008d39000 R08: 1fe220000125caf8 R09: ff1100000cec5180
[    9.523049][  T165] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.523279][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d39000
[    9.523519][  T165] FS:  00007fa3b850d840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[    9.523757][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.523932][  T165] CR2: 00007fa3b870ec20 CR3: 000000000d9d7005 CR4: 0000000000771ef0
[    9.524147][  T165] PKRU: 55555554
[    9.524252][  T165] Call Trace:
[    9.524356][  T165]  <TASK>
[    9.524436][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.524614][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.524755][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.524861][  T165]  register_netdevice (net/core/dev.c:11488)
[    9.525015][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.525194][  T165]  register_netdev (net/core/dev.c:11552)
[    9.525332][  T165]  loopback_net_init (drivers/net/loopback.c:218)
[    9.525474][  T165]  ops_init (net/core/net_namespace.c:137)
[    9.525579][  T165]  setup_net (net/core/net_namespace.c:446)
[    9.525681][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.525815][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.525958][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.526107][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    9.526242][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.526379][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.526518][  T165]  ksys_unshare (kernel/fork.c:3243)
[    9.526654][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.526788][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    9.526928][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.527103][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.527244][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.527379][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.527522][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.527657][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.527824][  T165] RIP: 0033:0x7fa3b87cfbcb
[    9.527965][  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
[    9.528458][  T165] RSP: 002b:00007ffc934ddb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.528672][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa3b87cfbcb
[    9.528876][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.529129][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.529333][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc934dfda0
[    9.529553][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc934e18ce
| [    9.530955][  T165] ---[ end trace 0000000000000000 ]---
| [    9.534051][  T165] ------------[ cut here ]------------
| [    9.534214][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/165
| [    9.534749][  T165] Tainted: [W]=WARN
[    9.534852][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.535027][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.535209][  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
[    9.535693][  T165] RSP: 0018:ffa0000000847a98 EFLAGS: 00010286
[    9.535863][  T165] RAX: 00000000ffffffa6 RBX: ff110000092e4040 RCX: 1ff4000000108f19
[    9.536074][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e40f8
[    9.536280][  T165] RBP: ff1100000896c000 R08: 1fe220000125c820 R09: ff1100000cec5180
[    9.536487][  T165] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.536688][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000896c000
[    9.536889][  T165] FS:  00007fa3b850d840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[    9.537153][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.537322][  T165] CR2: 00007fa3b870ec20 CR3: 000000000d9d7005 CR4: 0000000000771ef0
[    9.537533][  T165] PKRU: 55555554
[    9.537636][  T165] Call Trace:
[    9.537735][  T165]  <TASK>
[    9.537804][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.537941][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.538091][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.538193][  T165]  register_netdevice (net/core/dev.c:11488)
[    9.538329][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.538511][  T165]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.538652][  T165]  register_netdev (net/core/dev.c:11552)
[    9.538798][  T165]  sit_init_net (net/ipv6/sit.c:1860)
[    9.538937][  T165]  ops_init (net/core/net_namespace.c:137)
[    9.539044][  T165]  setup_net (net/core/net_namespace.c:446)
[    9.539150][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.539282][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.539428][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.539568][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    9.539704][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.539839][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.539973][  T165]  ksys_unshare (kernel/fork.c:3243)
[    9.540120][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.540256][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    9.540395][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.540535][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.540672][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.540810][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.540955][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.541104][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.541272][  T165] RIP: 0033:0x7fa3b87cfbcb
[    9.541436][  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
[    9.541937][  T165] RSP: 002b:00007ffc934ddb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.542158][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa3b87cfbcb
[    9.542367][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.542685][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.542892][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc934dfda0
[    9.543125][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc934e18ce
| [    9.544795][  T165] ---[ end trace 0000000000000000 ]---
| [    9.578047][  T166] ------------[ cut here ]------------
| [    9.578213][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/166
| [    9.578988][  T166] Tainted: [W]=WARN
[    9.579107][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.579285][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.579472][  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
[    9.579967][  T166] RSP: 0018:ffa0000000857020 EFLAGS: 00010286
[    9.580152][  T166] RAX: 00000000ffffffa6 RBX: ff110000092e51c0 RCX: 1ff400000010adca
[    9.580359][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e5278
[    9.580573][  T166] RBP: ff11000008d39000 R08: 1fe220000125ca50 R09: ff1100000cec0b58
[    9.580781][  T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.580989][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d39ce1
[    9.581207][  T166] FS:  00007fc542506840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[    9.581460][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.581631][  T166] CR2: 000000002cfb0988 CR3: 000000000a44a001 CR4: 0000000000771ef0
[    9.581830][  T166] PKRU: 55555554
[    9.581950][  T166] Call Trace:
[    9.582064][  T166]  <TASK>
[    9.582141][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.582292][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.582396][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.582536][  T166]  __dev_notify_flags (net/core/dev.c:9787)
[    9.582673][  T166]  ? netif_change_name (net/core/dev.c:1495)
[    9.582814][  T166]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.582950][  T166]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.583122][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.583259][  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))
[    9.583396][  T166]  netif_change_flags (net/core/dev.c:9820)
[    9.583539][  T166]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.583675][  T166]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.583809][  T166]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.583977][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.584121][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.584254][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.584386][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.584529][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.584665][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.584819][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.584956][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.585118][  T166]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.585251][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.585384][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.585562][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.585703][  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)
[    9.585843][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.585982][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.586133][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.586273][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.586417][  T166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.586557][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.586695][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.586855][  T166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.586993][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.587137][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.587272][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.587431][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.587572][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.587705][  T166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.587839][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.587972][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.588117][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.588265][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.588417][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.588554][  T166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.588688][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.588821][  T166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.588960][  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))
[    9.589103][  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))
[    9.589238][  T166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.589372][  T166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.589511][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.589645][  T166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.589778][  T166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.589914][  T166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.590058][  T166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.590196][  T166]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.590328][  T166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.590513][  T166]  ? move_addr_to_kernel (net/socket.c:258)
[    9.590659][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.590793][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.590928][  T166]  ___sys_sendmsg (net/socket.c:2752)
[    9.591065][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.591236][  T166]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.591383][  T166]  __sys_sendmsg (net/socket.c:2784)
[    9.591523][  T166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.591657][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.591829][  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)
[    9.591961][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.592109][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.592241][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.592374][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.592511][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.592677][  T166] RIP: 0033:0x7fc54274008e
[    9.592815][  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
[    9.593295][  T166] RSP: 002b:00007fff18244f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.593500][  T166] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc54274008e
[    9.593698][  T166] RDX: 0000000000000000 RSI: 00007fff18244fd0 RDI: 0000000000000005
[    9.593902][  T166] RBP: 00007fff18244f30 R08: 0000000000000000 R09: 0000000000000000
[    9.594115][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb85
[    9.594312][  T166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff182456a0
| [    9.595671][  T166] ---[ end trace 0000000000000000 ]---
| [    9.750287][  T170] ------------[ cut here ]------------
| [    9.750473][  T170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/170
| [    9.751033][  T170] Tainted: [W]=WARN
[    9.751144][  T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.751314][  T170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.751496][  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
[    9.751983][  T170] RSP: 0018:ffa0000000897ab0 EFLAGS: 00010286
[    9.752165][  T170] RAX: 00000000ffffffa6 RBX: ff11000009e9fc40 RCX: 1ff4000000112f1c
[    9.752369][  T170] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9fcf8
[    9.752606][  T170] RBP: ff110000081ac000 R08: 1fe22000013d3fa0 R09: ff1100000cf30b80
[    9.752809][  T170] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.753019][  T170] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081ac000
[    9.753239][  T170] FS:  00007f0fbb825840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[    9.753481][  T170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.753652][  T170] CR2: 00007f0fbba31690 CR3: 000000000a44a005 CR4: 0000000000771ef0
[    9.753854][  T170] PKRU: 55555554
[    9.753958][  T170] Call Trace:
[    9.754065][  T170]  <TASK>
[    9.754141][  T170]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.754277][  T170]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.754416][  T170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.754520][  T170]  register_netdevice (net/core/dev.c:11488)
[    9.754657][  T170]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.754826][  T170]  register_netdev (net/core/dev.c:11552)
[    9.754960][  T170]  loopback_net_init (drivers/net/loopback.c:218)
[    9.755106][  T170]  ops_init (net/core/net_namespace.c:137)
[    9.755209][  T170]  setup_net (net/core/net_namespace.c:446)
[    9.755311][  T170]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.755526][  T170]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.755667][  T170]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.755802][  T170]  copy_net_ns (net/core/net_namespace.c:579)
[    9.755937][  T170]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.756086][  T170]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.756236][  T170]  ksys_unshare (kernel/fork.c:3243)
[    9.756371][  T170]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.756568][  T170]  ? __ia32_sys_open (fs/open.c:1374)
[    9.756705][  T170]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.756838][  T170]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.756996][  T170]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.757147][  T170]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.757284][  T170]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.757480][  T170]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.757648][  T170] RIP: 0033:0x7f0fbbae7bcb
[    9.757791][  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
[    9.758458][  T170] RSP: 002b:00007ffce7861138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.758664][  T170] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0fbbae7bcb
[    9.758877][  T170] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.759088][  T170] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.759289][  T170] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce7863360
[    9.759496][  T170] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce78638ce
| [    9.760881][  T170] ---[ end trace 0000000000000000 ]---
| [    9.763960][  T170] ------------[ cut here ]------------
| [    9.764125][  T170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/170
| [    9.764659][  T170] Tainted: [W]=WARN
[    9.764765][  T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.764944][  T170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.765125][  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
[    9.766167][  T170] RSP: 0018:ffa0000000897a98 EFLAGS: 00010286
[    9.766343][  T170] RAX: 00000000ffffffa6 RBX: ff1100000b282040 RCX: 1ff4000000112f19
[    9.766607][  T170] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2820f8
[    9.766870][  T170] RBP: ff11000008079000 R08: 1fe2200001650420 R09: ff1100000cf30b80
[    9.767173][  T170] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.767374][  T170] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008079000
[    9.767632][  T170] FS:  00007f0fbb825840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[    9.767876][  T170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.768053][  T170] CR2: 00007f0fbba31690 CR3: 000000000a44a005 CR4: 0000000000771ef0
[    9.768257][  T170] PKRU: 55555554
[    9.768357][  T170] Call Trace:
[    9.768515][  T170]  <TASK>
[    9.768586][  T170]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.768720][  T170]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.768855][  T170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.768959][  T170]  register_netdevice (net/core/dev.c:11488)
[    9.769105][  T170]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.769271][  T170]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.769460][  T170]  register_netdev (net/core/dev.c:11552)
[    9.769593][  T170]  sit_init_net (net/ipv6/sit.c:1860)
[    9.769730][  T170]  ops_init (net/core/net_namespace.c:137)
[    9.769837][  T170]  setup_net (net/core/net_namespace.c:446)
[    9.769942][  T170]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.770083][  T170]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.770217][  T170]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.770352][  T170]  copy_net_ns (net/core/net_namespace.c:579)
[    9.770543][  T170]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.770680][  T170]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.770813][  T170]  ksys_unshare (kernel/fork.c:3243)
[    9.770952][  T170]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.771094][  T170]  ? __ia32_sys_open (fs/open.c:1374)
[    9.771236][  T170]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.771367][  T170]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.771556][  T170]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.771694][  T170]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.771826][  T170]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.771960][  T170]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.772139][  T170] RIP: 0033:0x7f0fbbae7bcb
[    9.772279][  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
[    9.772811][  T170] RSP: 002b:00007ffce7861138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.773017][  T170] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0fbbae7bcb
[    9.773228][  T170] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.773435][  T170] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.773635][  T170] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce7863360
[    9.773833][  T170] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce78638ce
| [    9.775218][  T170] ---[ end trace 0000000000000000 ]---
| [    9.813610][  T171] ------------[ cut here ]------------
| [    9.813811][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/171
| [    9.814350][  T171] Tainted: [W]=WARN
[    9.814466][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.814662][  T171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.814842][  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
[    9.815331][  T171] RSP: 0018:ffa00000008a7020 EFLAGS: 00010286
[    9.815508][  T171] RAX: 00000000ffffffa6 RBX: ff110000026543c0 RCX: 1ff4000000114dca
[    9.815708][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654478
[    9.815909][  T171] RBP: ff110000081ac000 R08: 1fe22000004ca890 R09: ff1100000cf32e58
[    9.816142][  T171] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.816347][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081acce1
[    9.816575][  T171] FS:  00007f5bd7d3c840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[    9.816813][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.816982][  T171] CR2: 000000000b544988 CR3: 000000000b4b5001 CR4: 0000000000771ef0
[    9.817190][  T171] PKRU: 55555554
[    9.817290][  T171] Call Trace:
[    9.817391][  T171]  <TASK>
[    9.817467][  T171]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.817600][  T171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.817703][  T171]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.817834][  T171]  __dev_notify_flags (net/core/dev.c:9787)
[    9.817968][  T171]  ? netif_change_name (net/core/dev.c:1495)
[    9.818115][  T171]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.818249][  T171]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.818383][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.818523][  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))
[    9.818662][  T171]  netif_change_flags (net/core/dev.c:9820)
[    9.818795][  T171]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.818929][  T171]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.819066][  T171]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.819238][  T171]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.819371][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.819512][  T171]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.819650][  T171]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.819790][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.819925][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.820142][  T171]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.820281][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.820418][  T171]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.820555][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.820686][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.820819][  T171]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.820951][  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)
[    9.821098][  T171]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.821231][  T171]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.821368][  T171]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.821568][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.821743][  T171]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.821878][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.822009][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.822152][  T171]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.822287][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.822471][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.822603][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.822733][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.822865][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.823002][  T171]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.823149][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.823281][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.823418][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.823550][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.823682][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.823816][  T171]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.823950][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.824100][  T171]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.824250][  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))
[    9.824382][  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))
[    9.824522][  T171]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.824657][  T171]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.824795][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.824928][  T171]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.825068][  T171]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.825218][  T171]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.825353][  T171]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.825493][  T171]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.825626][  T171]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.825791][  T171]  ? move_addr_to_kernel (net/socket.c:258)
[    9.825925][  T171]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.826066][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.826204][  T171]  ___sys_sendmsg (net/socket.c:2752)
[    9.826334][  T171]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.826508][  T171]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.826649][  T171]  __sys_sendmsg (net/socket.c:2784)
[    9.826782][  T171]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.826913][  T171]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.827091][  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)
[    9.827224][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.827357][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.827525][  T171]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.827658][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.827790][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.827956][  T171] RIP: 0033:0x7f5bd7f7608e
[    9.828102][  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
[    9.828575][  T171] RSP: 002b:00007ffc555cf2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.828774][  T171] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5bd7f7608e
[    9.828983][  T171] RDX: 0000000000000000 RSI: 00007ffc555cf390 RDI: 0000000000000005
[    9.829195][  T171] RBP: 00007ffc555cf2f0 R08: 0000000000000000 R09: 0000000000000000
[    9.829395][  T171] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[    9.829598][  T171] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc555cfa60
| [    9.830937][  T171] ---[ end trace 0000000000000000 ]---
| [    9.945125][  T174] ------------[ cut here ]------------
| [    9.946436][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/174
| [    9.947359][  T174] Tainted: [W]=WARN
[    9.947554][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.947849][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.948161][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.948977][  T174] RSP: 0018:ffa00000008d6e20 EFLAGS: 00010286
[    9.949298][  T174] RAX: 00000000ffffffa6 RBX: ff110000049b0e40 RCX: 1ff400000011ad8a
[    9.949662][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049b0ef8
[    9.950014][  T174] RBP: ff11000005e29000 R08: 1fe22000009361e0 R09: ff110000020d0b80
[    9.950330][  T174] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.950668][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ede008
[    9.950908][  T174] FS:  00007effabf13840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[    9.951211][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.951416][  T174] CR2: 000000000042ebe0 CR3: 000000000b700002 CR4: 0000000000771ef0
[    9.951626][  T174] PKRU: 55555554
[    9.951731][  T174] Call Trace:
[    9.951897][  T174]  <TASK>
[    9.952008][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.952248][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.952441][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.952669][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.952881][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    9.953101][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    9.953310][  T174]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.953527][  T174]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.953784][  T174]  ? 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)
[    9.954063][  T174]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.954286][  T174]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.954504][  T174]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.954740][  T174]  veth_newlink (drivers/net/veth.c:1871)
[    9.954956][  T174]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.955222][  T174]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.955473][  T174]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.955699][  T174]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.955948][  T174]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.956190][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.956452][  T174]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.956667][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.956886][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.957102][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.957347][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.957573][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.957785][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.957999][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.958229][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.958458][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.958687][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.958908][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.959164][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.959429][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.959651][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.959866][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.960088][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.960302][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.960563][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.960777][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.960995][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.961215][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.961438][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.961657][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.961869][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.962100][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.962333][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.962557][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.962776][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.962988][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.963206][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.963427][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.963642][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.963889][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.964170][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    9.964391][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    9.964613][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.964829][  T174]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.965108][  T174]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.965330][  T174]  __sys_sendmsg (net/socket.c:2784)
[    9.965561][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.965783][  T174]  ? 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)
[    9.965998][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.966218][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.966441][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.966659][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.966870][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.967139][  T174] RIP: 0033:0x7effac14d08e
[    9.967365][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.968134][  T174] RSP: 002b:00007ffc07030150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.968465][  T174] RAX: ffffffffffffffda RBX: 00007ffc070308f8 RCX: 00007effac14d08e
[    9.968790][  T174] RDX: 0000000000000000 RSI: 00007ffc07030200 RDI: 0000000000000005
[    9.969119][  T174] RBP: 00007ffc07030160 R08: 0000000000000000 R09: 0000000000000000
[    9.969445][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[    9.969767][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc070308c0
| [    9.971909][  T174] ---[ end trace 0000000000000000 ]---
| [    9.997233][  T174] ------------[ cut here ]------------
| [    9.997500][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/174
| [    9.998092][  T174] Tainted: [W]=WARN
[    9.998210][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.998388][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.998575][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.999091][  T174] RSP: 0018:ffa00000008d71a0 EFLAGS: 00010286
[    9.999332][  T174] RAX: 00000000ffffffa6 RBX: ff110000092ebc40 RCX: 1ff400000011adfa
[    9.999571][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092ebcf8
[    9.999773][  T174] RBP: ff11000005c91000 R08: 1fe220000125d7a0 R09: ff110000020d0b80
[    9.999979][  T174] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.000251][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.000525][  T174] FS:  00007effabf13840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.000764][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.000942][  T174] CR2: 000000000042ebe0 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.001162][  T174] PKRU: 55555554
[   10.001265][  T174] Call Trace:
[   10.001369][  T174]  <TASK>
[   10.001445][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.001584][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.001687][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[   10.001825][  T174]  ? netif_change_name (net/core/dev.c:1495)
[   10.001970][  T174]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.002117][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.002260][  T174]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.002404][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.002545][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.002679][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.002816][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.002958][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.003107][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.003243][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.003382][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.003573][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.003713][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.003849][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.003988][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.004162][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.004377][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.004548][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.004688][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.004823][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.004960][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.005114][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.005289][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.005460][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.005597][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.005733][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.005874][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.006012][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.006177][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.006314][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.006457][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.006596][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.006732][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.006869][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.007086][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[   10.007226][  T174]  ___sys_sendmsg (net/socket.c:2752)
[   10.007363][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.007510][  T174]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.007683][  T174]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.007820][  T174]  __sys_sendmsg (net/socket.c:2784)
[   10.007960][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.008112][  T174]  ? 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)
[   10.008250][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.008411][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.008550][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.008686][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.008823][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.008991][  T174] RIP: 0033:0x7effac14d08e
[   10.009147][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.009663][  T174] RSP: 002b:00007ffc07030150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.009870][  T174] RAX: ffffffffffffffda RBX: 00007ffc070308f8 RCX: 00007effac14d08e
[   10.010087][  T174] RDX: 0000000000000000 RSI: 00007ffc07030200 RDI: 0000000000000005
[   10.010292][  T174] RBP: 00007ffc07030160 R08: 0000000000000000 R09: 0000000000000000
[   10.010500][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.010704][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc070308c0
| [   10.012119][  T174] ---[ end trace 0000000000000000 ]---
| [   10.050645][  T176] ------------[ cut here ]------------
| [   10.050844][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/176
| [   10.051428][  T176] Tainted: [W]=WARN
[   10.051532][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.051707][  T176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.051887][  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
[   10.052431][  T176] RSP: 0018:ffa00000008e6e20 EFLAGS: 00010286
[   10.052609][  T176] RAX: 00000000ffffffa6 RBX: ff11000005edb8c0 RCX: 1ff400000011cd8a
[   10.052815][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edb978
[   10.053028][  T176] RBP: ff11000004f44000 R08: 1fe2200000bdb730 R09: ff1100000da2d180
[   10.053240][  T176] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.054408][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005517888
[   10.054618][  T176] FS:  00007f5b84b29840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   10.054859][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.055039][  T176] CR2: 00007f5b84e90f5d CR3: 00000000024ab001 CR4: 0000000000771ef0
[   10.055254][  T176] PKRU: 55555554
[   10.055357][  T176] Call Trace:
[   10.055468][  T176]  <TASK>
[   10.055540][  T176]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.055679][  T176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.055784][  T176]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.055955][  T176]  __dev_notify_flags (net/core/dev.c:9787)
[   10.056127][  T176]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   10.056265][  T176]  ? netif_change_name (net/core/dev.c:1495)
[   10.056406][  T176]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.056547][  T176]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.056681][  T176]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.056817][  T176]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.056954][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.057113][  T176]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.057270][  T176]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.057478][  T176]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.057680][  T176]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.057819][  T176]  veth_newlink (drivers/net/veth.c:1871)
[   10.057958][  T176]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.058105][  T176]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.058243][  T176]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.058378][  T176]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.058608][  T176]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.058748][  T176]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.058888][  T176]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.059030][  T176]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.059172][  T176]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.059310][  T176]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.059517][  T176]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.059653][  T176]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.059792][  T176]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.059958][  T176]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.060110][  T176]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.060269][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.060467][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.060604][  T176]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.060744][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.060883][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.061049][  T176]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.061190][  T176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.061352][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.061549][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.061687][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.061824][  T176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.061967][  T176]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.062114][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.062259][  T176]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.062397][  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))
[   10.062576][  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))
[   10.062712][  T176]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.062853][  T176]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.062989][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.063167][  T176]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.063382][  T176]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.063624][  T176]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.063843][  T176]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.064068][  T176]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.064282][  T176]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.064584][  T176]  ? move_addr_to_kernel (net/socket.c:258)
[   10.064821][  T176]  ___sys_sendmsg (net/socket.c:2752)
[   10.065050][  T176]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.065274][  T176]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.065561][  T176]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.065778][  T176]  __sys_sendmsg (net/socket.c:2784)
[   10.065993][  T176]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.066217][  T176]  ? 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)
[   10.066457][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.066693][  T176]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.066910][  T176]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.067154][  T176]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.067387][  T176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.067670][  T176] RIP: 0033:0x7f5b84d6308e
[   10.067896][  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
[   10.068646][  T176] RSP: 002b:00007fffea7724c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.068875][  T176] RAX: ffffffffffffffda RBX: 00007fffea772c68 RCX: 00007f5b84d6308e
[   10.069135][  T176] RDX: 0000000000000000 RSI: 00007fffea772570 RDI: 0000000000000005
[   10.069341][  T176] RBP: 00007fffea7724d0 R08: 0000000000000000 R09: 0000000000000000
[   10.069553][  T176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.069774][  T176] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea772c30
| [   10.071655][  T176] ---[ end trace 0000000000000000 ]---
| [   10.087513][  T176] ------------[ cut here ]------------
| [   10.087691][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/176
| [   10.088222][  T176] Tainted: [W]=WARN
[   10.088348][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.088532][  T176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.088715][  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
[   10.089230][  T176] RSP: 0018:ffa00000008e71a0 EFLAGS: 00010286
[   10.089410][  T176] RAX: 00000000ffffffa6 RBX: ff1100000963a740 RCX: 1ff400000011cdfa
[   10.089619][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a7f8
[   10.089828][  T176] RBP: ff11000004f41000 R08: 1fe22000012c7500 R09: ff1100000da2d180
[   10.090036][  T176] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.090293][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.090514][  T176] FS:  00007f5b84b29840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.090753][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.090926][  T176] CR2: 00007effac353000 CR3: 00000000024ab006 CR4: 0000000000771ef0
[   10.091172][  T176] PKRU: 55555554
[   10.091273][  T176] Call Trace:
[   10.091374][  T176]  <TASK>
[   10.091449][  T176]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.091591][  T176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.091694][  T176]  __dev_notify_flags (net/core/dev.c:9787)
[   10.091831][  T176]  ? netif_change_name (net/core/dev.c:1495)
[   10.091968][  T176]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.092113][  T176]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.092249][  T176]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.092411][  T176]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.092551][  T176]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.092685][  T176]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.092819][  T176]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.092959][  T176]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.093106][  T176]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.093243][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.093377][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.093517][  T176]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.093657][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.093791][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.093926][  T176]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.094086][  T176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.094227][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.094365][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.094521][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.094657][  T176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.094808][  T176]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.094944][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.095099][  T176]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.095239][  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))
[   10.095372][  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))
[   10.095513][  T176]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.095648][  T176]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.095785][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.095924][  T176]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.096084][  T176]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.096271][  T176]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.096416][  T176]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.096571][  T176]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.096708][  T176]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.096879][  T176]  ? move_addr_to_kernel (net/socket.c:258)
[   10.097018][  T176]  ___sys_sendmsg (net/socket.c:2752)
[   10.097161][  T176]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.097299][  T176]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.097492][  T176]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.097631][  T176]  __sys_sendmsg (net/socket.c:2784)
[   10.097772][  T176]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.097912][  T176]  ? 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)
[   10.098053][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.098191][  T176]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.098332][  T176]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.098472][  T176]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.098608][  T176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.098775][  T176] RIP: 0033:0x7f5b84d6308e
[   10.098917][  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
[   10.099418][  T176] RSP: 002b:00007fffea7724c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.099628][  T176] RAX: ffffffffffffffda RBX: 00007fffea772c68 RCX: 00007f5b84d6308e
[   10.099832][  T176] RDX: 0000000000000000 RSI: 00007fffea772570 RDI: 0000000000000005
[   10.100071][  T176] RBP: 00007fffea7724d0 R08: 0000000000000000 R09: 0000000000000000
[   10.100312][  T176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.100630][  T176] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffea772c30
| [   10.102843][  T176] ---[ end trace 0000000000000000 ]---
| [   10.146092][  T177] ------------[ cut here ]------------
| [   10.146271][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/177
| [   10.146803][  T177] Tainted: [W]=WARN
[   10.146907][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.147090][  T177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.147299][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.147822][  T177] RSP: 0018:ffa00000008f6e20 EFLAGS: 00010286
[   10.147997][  T177] RAX: 00000000ffffffa6 RBX: ff1100000573e3c0 RCX: 1ff400000011ed8a
[   10.148214][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573e478
[   10.148425][  T177] RBP: ff1100000d9e1000 R08: 1fe2200000ae7c90 R09: ff1100000b3cd180
[   10.148636][  T177] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.148856][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b2d4788
[   10.149071][  T177] FS:  00007f1b3bbfb840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   10.149322][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.149528][  T177] CR2: 000000000042ebe0 CR3: 000000000da98003 CR4: 0000000000771ef0
[   10.149740][  T177] PKRU: 55555554
[   10.149842][  T177] Call Trace:
[   10.149944][  T177]  <TASK>
[   10.150014][  T177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.150167][  T177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.150274][  T177]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.150447][  T177]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.150597][  T177]  __dev_notify_flags (net/core/dev.c:9787)
[   10.150734][  T177]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.150875][  T177]  ? netif_change_name (net/core/dev.c:1495)
[   10.151012][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.151160][  T177]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.151296][  T177]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.151437][  T177]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.151573][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.151710][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.151851][  T177]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.151990][  T177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.152159][  T177]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.152294][  T177]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.152438][  T177]  veth_newlink (drivers/net/veth.c:1871)
[   10.152578][  T177]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.152712][  T177]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.152848][  T177]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.152984][  T177]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.153151][  T177]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.153286][  T177]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.153430][  T177]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.153566][  T177]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.153702][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.153836][  T177]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.153974][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.154122][  T177]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.154262][  T177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.154408][  T177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.154549][  T177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.154688][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.154840][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.154981][  T177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.155143][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.155287][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.155431][  T177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.155582][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.155719][  T177]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.155854][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.155992][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.156153][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.156288][  T177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.156430][  T177]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.156566][  T177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.156703][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.156836][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.156983][  T177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.157138][  T177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.157273][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.157416][  T177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.157558][  T177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.157700][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.157849][  T177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.157990][  T177]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.158156][  T177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.158324][  T177]  ? move_addr_to_kernel (net/socket.c:258)
[   10.158473][  T177]  ___sys_sendmsg (net/socket.c:2752)
[   10.158614][  T177]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.158752][  T177]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.158942][  T177]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.159091][  T177]  __sys_sendmsg (net/socket.c:2784)
[   10.159246][  T177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.159391][  T177]  ? 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)
[   10.159533][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.159671][  T177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.159810][  T177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.159948][  T177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.160162][  T177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.160330][  T177] RIP: 0033:0x7f1b3be3508e
[   10.160480][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.160965][  T177] RSP: 002b:00007fff5b8c53c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.161187][  T177] RAX: ffffffffffffffda RBX: 00007fff5b8c5b68 RCX: 00007f1b3be3508e
[   10.161389][  T177] RDX: 0000000000000000 RSI: 00007fff5b8c5470 RDI: 0000000000000005
[   10.161597][  T177] RBP: 00007fff5b8c53d0 R08: 0000000000000000 R09: 0000000000000000
[   10.161801][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.162013][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5b8c5b30
| [   10.163404][  T177] ---[ end trace 0000000000000000 ]---
| [   10.177301][  T177] ------------[ cut here ]------------
| [   10.178108][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/177
| [   10.178659][  T177] Tainted: [W]=WARN
[   10.178765][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.178938][  T177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.179146][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.179640][  T177] RSP: 0018:ffa00000008f71a0 EFLAGS: 00010286
[   10.179812][  T177] RAX: 00000000ffffffa6 RBX: ff1100000dc331c0 RCX: 1ff400000011edfa
[   10.180039][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dc33278
[   10.180269][  T177] RBP: ff1100000cb84000 R08: 1fe2200001b86650 R09: ff1100000b3cd180
[   10.180478][  T177] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.180679][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.180891][  T177] FS:  00007f1b3bbfb840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   10.181138][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.181308][  T177] CR2: 000000000042ebe0 CR3: 000000000da98003 CR4: 0000000000771ef0
[   10.181515][  T177] PKRU: 55555554
[   10.181616][  T177] Call Trace:
[   10.181715][  T177]  <TASK>
[   10.181808][  T177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.181946][  T177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.182093][  T177]  __dev_notify_flags (net/core/dev.c:9787)
[   10.182250][  T177]  ? netif_change_name (net/core/dev.c:1495)
[   10.182383][  T177]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.182532][  T177]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.182680][  T177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.182818][  T177]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.182963][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.183152][  T177]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.183287][  T177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.183433][  T177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.183572][  T177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.183709][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.183843][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.183980][  T177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.184126][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.184262][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.184395][  T177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.184534][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.184690][  T177]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.184824][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.184960][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.185132][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.185273][  T177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.185412][  T177]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.185548][  T177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.185683][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.185817][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.185963][  T177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.186129][  T177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.186261][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.186395][  T177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.186534][  T177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.186667][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.186801][  T177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.186935][  T177]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.187072][  T177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.187243][  T177]  ? move_addr_to_kernel (net/socket.c:258)
[   10.187380][  T177]  ___sys_sendmsg (net/socket.c:2752)
[   10.187518][  T177]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.187655][  T177]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.187835][  T177]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.187971][  T177]  __sys_sendmsg (net/socket.c:2784)
[   10.188170][  T177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.188308][  T177]  ? 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)
[   10.188447][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.188585][  T177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.188719][  T177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.188853][  T177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.188987][  T177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.189169][  T177] RIP: 0033:0x7f1b3be3508e
[   10.189307][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.189789][  T177] RSP: 002b:00007fff5b8c53c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.189991][  T177] RAX: ffffffffffffffda RBX: 00007fff5b8c5b68 RCX: 00007f1b3be3508e
[   10.190207][  T177] RDX: 0000000000000000 RSI: 00007fff5b8c5470 RDI: 0000000000000005
[   10.190411][  T177] RBP: 00007fff5b8c53d0 R08: 0000000000000000 R09: 0000000000000000
[   10.190612][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.190816][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5b8c5b30
| [   10.225788][  T178] ns1eth1: entered promiscuous mode
| [   10.226071][  T178] ------------[ cut here ]------------
| [   10.226219][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.226775][  T178] Tainted: [W]=WARN
[   10.226887][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.227079][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.227267][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.227813][  T178] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.227996][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c9000 RCX: 1ff4000000120dbc
[   10.228225][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c90b8
[   10.228448][  T178] RBP: ff11000005c91000 R08: 1fe22000018b9218 R09: ff1100000b3cae80
[   10.228664][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   10.228879][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c91000
[   10.229157][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.229415][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.229597][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.229812][  T178] PKRU: 55555554
[   10.229920][  T178] Call Trace:
[   10.230032][  T178]  <TASK>
[   10.230113][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.230259][  T178]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.230410][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.230520][  T178]  __dev_notify_flags (net/core/dev.c:9787)
[   10.230665][  T178]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.230809][  T178]  ? netdev_notice (net/core/dev.c:13008)
[   10.230954][  T178]  ? netif_change_name (net/core/dev.c:1495)
[   10.231112][  T178]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.231257][  T178]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.231406][  T178]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.231551][  T178]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.231702][  T178]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.231851][  T178]  ? 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)
[   10.232002][  T178]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.232162][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.232309][  T178]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.232459][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.232606][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.232751][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.232900][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.233052][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.233198][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.233344][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.233500][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.233647][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.233792][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.233938][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.234095][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.234242][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.234387][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.234538][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.234684][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.234825][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.234969][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.235144][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.235291][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.235459][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.235611][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.235756][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.235903][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.236057][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.236205][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.236351][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.236502][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.236647][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.236791][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.236940][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.237095][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.237266][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.237445][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.237629][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.237775][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.237923][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.238078][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.238235][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.238419][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.238575][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.238720][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.238865][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.239053][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.239203][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.239349][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.239500][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.239645][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.239789][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.239970][  T178] RIP: 0033:0x7f81fe83508e
[   10.240133][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.240674][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.240892][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.241120][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.241339][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.241559][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.241774][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.243247][  T178] ---[ end trace 0000000000000000 ]---
| [   10.243653][  T178] ------------[ cut here ]------------
| [   10.243810][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.244344][  T178] Tainted: [W]=WARN
[   10.244455][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.244652][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.244833][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.245366][  T178] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.245551][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c91c0 RCX: 1ff4000000120db8
[   10.245764][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9278
[   10.245974][  T178] RBP: ff11000005c91000 R08: 1fe22000018b9250 R09: ff1100000b3cae80
[   10.246193][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.246427][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.246641][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.246885][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.247067][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.247281][  T178] PKRU: 55555554
[   10.247389][  T178] Call Trace:
[   10.247499][  T178]  <TASK>
[   10.247576][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.247715][  T178]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.247856][  T178]  notifier_call_chain (kernel/notifier.c:85)
[   10.247999][  T178]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.248183][  T178]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.248328][  T178]  ? 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)
[   10.248478][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.248621][  T178]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.248762][  T178]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.248906][  T178]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.249069][  T178]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.249217][  T178]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.249359][  T178]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.249531][  T178]  ? 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)
[   10.249676][  T178]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.249830][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.249977][  T178]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.250126][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.250269][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.250420][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.250565][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.250706][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.250845][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.251002][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.251157][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.251300][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.251448][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.251590][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.251731][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.251873][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.252014][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.252160][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.252326][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.252471][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.252611][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.252751][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.252892][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.253037][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.253180][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.253319][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.253468][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.253607][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.253749][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.253891][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.254034][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.254184][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.254323][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.254469][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.254610][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.254784][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.254925][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.255109][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.255249][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.255389][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.255536][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.255673][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.255846][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.256002][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.256153][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.256292][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.256472][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.256614][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.256754][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.256892][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.257038][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.257205][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.257377][  T178] RIP: 0033:0x7f81fe83508e
[   10.257524][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.258018][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.258243][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.258459][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.258668][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.258890][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.259130][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.260561][  T178] ---[ end trace 0000000000000000 ]---
| [   10.260798][  T178] ------------[ cut here ]------------
| [   10.260937][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.261504][  T178] Tainted: [W]=WARN
[   10.261610][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.261789][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.261974][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.262488][  T178] RSP: 0018:ffa0000000906f10 EFLAGS: 00010286
[   10.262665][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c9380 RCX: 1ff4000000120da8
[   10.262876][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9438
[   10.263101][  T178] RBP: ff1100000c631000 R08: 1fe22000018b9288 R09: ff1100000b3cae80
[   10.263313][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.263545][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.263757][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.264033][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.264217][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.264433][  T178] PKRU: 55555554
[   10.264541][  T178] Call Trace:
[   10.264674][  T178]  <TASK>
[   10.264747][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.264889][  T178]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.265043][  T178]  notifier_call_chain (kernel/notifier.c:85)
[   10.265193][  T178]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   10.265335][  T178]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   10.265485][  T178]  ? __netdev_update_features (net/core/dev.c:11041)
[   10.265630][  T178]  netif_set_mtu (net/core/dev.c:9910)
[   10.265886][  T178]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   10.266040][  T178]  dev_set_mtu (net/core/dev_api.c:249)
[   10.266162][  T178]  ? dev_disable_lro (net/core/dev_api.c:267)
[   10.266309][  T178]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   10.266555][  T178]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.266703][  T178]  ? 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)
[   10.266849][  T178]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.266996][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.267205][  T178]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.267450][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.267591][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.267736][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.267880][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.268129][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.268271][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.268417][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.268563][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.268728][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.268873][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.269061][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.269214][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.269366][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.269521][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.269667][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.269812][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.269957][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.270113][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.270266][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.270416][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.270564][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.270711][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.270860][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.271010][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.271188][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.271339][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.271493][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.271640][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.271787][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.271939][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.272097][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.272246][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.272396][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.272550][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.272747][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.272893][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.273041][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.273192][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.273333][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.273518][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.273674][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.273817][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.273960][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.274192][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.274335][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.274485][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.274627][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.274770][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.274913][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.275099][  T178] RIP: 0033:0x7f81fe83508e
[   10.275246][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.275770][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.275992][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.276224][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.276448][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.276668][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.276890][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.279243][  T178] ns1eth2: entered promiscuous mode
| [   10.279452][  T178] ------------[ cut here ]------------
| [   10.279691][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.280366][  T178] Tainted: [W]=WARN
[   10.280485][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.280687][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.280878][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.281523][  T178] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.281806][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c9540 RCX: 1ff4000000120dbc
[   10.282035][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c95f8
[   10.282264][  T178] RBP: ff11000004f41000 R08: 1fe22000018b92c0 R09: ff1100000b3cae80
[   10.282489][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   10.282707][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f41000
[   10.282923][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.283297][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.283479][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.283790][  T178] PKRU: 55555554
[   10.283896][  T178] Call Trace:
[   10.284005][  T178]  <TASK>
[   10.284088][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.284246][  T178]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.284490][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.284600][  T178]  __dev_notify_flags (net/core/dev.c:9787)
[   10.284741][  T178]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.284884][  T178]  ? netdev_notice (net/core/dev.c:13008)
[   10.285035][  T178]  ? netif_change_name (net/core/dev.c:1495)
[   10.285285][  T178]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.285438][  T178]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.285583][  T178]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.285727][  T178]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.285966][  T178]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.286116][  T178]  ? 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)
[   10.286279][  T178]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.286429][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.286571][  T178]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.286716][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.286859][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.287003][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.287253][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.287396][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.287545][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.287686][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.287934][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.288109][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.288252][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.288395][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.288544][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.288689][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.288832][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.288978][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.289225][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.289367][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.289516][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.289660][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.289897][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.290091][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.290233][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.290378][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.290527][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.290670][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.290815][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.290959][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.291110][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.291254][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.291398][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.291603][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.291752][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.291894][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.292042][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.292224][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.292366][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.292516][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.292661][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.292805][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.292981][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.293140][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.293282][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.293430][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.293611][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.293756][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.293899][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.294064][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.294211][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.294353][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.294539][  T178] RIP: 0033:0x7f81fe83508e
[   10.294688][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.295254][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.295479][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.295701][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.295920][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.296146][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.296361][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.297826][  T178] ---[ end trace 0000000000000000 ]---
| [   10.298227][  T178] ------------[ cut here ]------------
| [   10.298364][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.298891][  T178] Tainted: [W]=WARN
[   10.299019][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.299210][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.299404][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.299925][  T178] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.300161][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c9700 RCX: 1ff4000000120db8
[   10.300387][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c97b8
[   10.300611][  T178] RBP: ff11000004f41000 R08: 1fe22000018b92f8 R09: ff1100000b3cae80
[   10.300836][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.301085][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.301306][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.301561][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.301741][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.302456][  T178] PKRU: 55555554
[   10.302568][  T178] Call Trace:
[   10.302674][  T178]  <TASK>
[   10.302749][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.302892][  T178]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.303040][  T178]  notifier_call_chain (kernel/notifier.c:85)
[   10.303191][  T178]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.303335][  T178]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.303487][  T178]  ? 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)
[   10.303721][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.303868][  T178]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.304034][  T178]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.304189][  T178]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.304436][  T178]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.304584][  T178]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.304733][  T178]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.304879][  T178]  ? 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)
[   10.305130][  T178]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.305275][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.305426][  T178]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.305573][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.305811][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.305962][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.306122][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.306267][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.306507][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.306652][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.306801][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.306950][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.307202][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.307351][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.307517][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.307660][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.307892][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.308037][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.308181][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.308322][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.308467][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.308608][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.308749][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.308888][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.309129][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.309271][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.309418][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.309559][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.309794][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.309937][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.310091][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.310233][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.310474][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.310615][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.310754][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.310893][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.311134][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.311311][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.311458][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.311599][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.311833][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.311973][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.312156][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.312306][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.312546][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.312685][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.312876][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.313018][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.313262][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.313406][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.313548][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.313690][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.313956][  T178] RIP: 0033:0x7f81fe83508e
[   10.314108][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.314707][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.314916][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.315246][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.315457][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.315665][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.315969][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.317577][  T178] ---[ end trace 0000000000000000 ]---
| [   10.317978][  T178] ------------[ cut here ]------------
| [   10.318120][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/178
| [   10.318626][  T178] Tainted: [W]=WARN
[   10.318726][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.318895][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.319175][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.319748][  T178] RSP: 0018:ffa00000009071a0 EFLAGS: 00010286
[   10.319928][  T178] RAX: 00000000ffffffa6 RBX: ff1100000c5c98c0 RCX: 1ff4000000120dfa
[   10.320143][  T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9978
[   10.320447][  T178] RBP: ff1100000c631000 R08: 1fe22000018b9330 R09: ff1100000b3cae80
[   10.320647][  T178] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.320847][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.321151][  T178] FS:  00007f81fe5fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.321387][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.321680][  T178] CR2: 000000002e6499e8 CR3: 00000000024ab003 CR4: 0000000000771ef0
[   10.321906][  T178] PKRU: 55555554
[   10.322009][  T178] Call Trace:
[   10.322119][  T178]  <TASK>
[   10.322188][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.322416][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.322522][  T178]  __dev_notify_flags (net/core/dev.c:9787)
[   10.322658][  T178]  ? netif_change_name (net/core/dev.c:1495)
[   10.322791][  T178]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   10.323014][  T178]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.323159][  T178]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.323294][  T178]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.323436][  T178]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.323662][  T178]  ? nla_strscpy (lib/nlattr.c:795)
[   10.323797][  T178]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.323933][  T178]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.324092][  T178]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.324315][  T178]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.324462][  T178]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.324599][  T178]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.324735][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.324961][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.325107][  T178]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.325253][  T178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.325388][  T178]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.325617][  T178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.325750][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.325882][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.326017][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.326256][  T178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.326390][  T178]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.326529][  T178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.326683][  T178]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.327050][  T178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.327252][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.327425][  T178]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.327611][  T178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.327970][  T178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.328182][  T178]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.328364][  T178]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.328555][  T178]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.328914][  T178]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.329148][  T178]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.329358][  T178]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.329581][  T178]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.329997][  T178]  ? move_addr_to_kernel (net/socket.c:258)
[   10.330209][  T178]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.330425][  T178]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.330966][  T178]  ___sys_sendmsg (net/socket.c:2752)
[   10.331359][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.331625][  T178]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.331856][  T178]  __sys_sendmsg (net/socket.c:2784)
[   10.332069][  T178]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.332431][  T178]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.332693][  T178]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.332912][  T178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.333126][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.333506][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.333714][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.333919][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.334337][  T178] RIP: 0033:0x7f81fe83508e
[   10.334582][  T178] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.335496][  T178] RSP: 002b:00007ffc038bc0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.335836][  T178] RAX: ffffffffffffffda RBX: 00007ffc038bc880 RCX: 00007f81fe83508e
[   10.336180][  T178] RDX: 0000000000000000 RSI: 00007ffc038bc180 RDI: 0000000000000005
[   10.336657][  T178] RBP: 00007ffc038bc0e0 R08: 0000000000000000 R09: 0000000000000000
[   10.336969][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.337464][  T178] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc038bc850
| [   10.396001][  T179] ns2eth1: entered promiscuous mode
| [   10.396442][  T179] ------------[ cut here ]------------
| [   10.396712][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.397725][  T179] Tainted: [W]=WARN
[   10.397959][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.398318][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.398701][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.399583][  T179] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.399922][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf06040 RCX: 1ff4000000120dbc
[   10.400320][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf060f8
[   10.401848][  T179] RBP: ff11000005e29000 R08: 1fe22000019e0c20 R09: ff1100000b3c8b80
[   10.402267][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.402680][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e29000
[   10.403079][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.403568][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.403920][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.404321][  T179] PKRU: 55555554
[   10.404556][  T179] Call Trace:
[   10.404777][  T179]  <TASK>
[   10.404951][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.405236][  T179]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.405546][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.405784][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[   10.406079][  T179]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.406366][  T179]  ? netdev_notice (net/core/dev.c:13008)
[   10.406655][  T179]  ? netif_change_name (net/core/dev.c:1495)
[   10.406938][  T179]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.407246][  T179]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.407563][  T179]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.407845][  T179]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.408140][  T179]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.408466][  T179]  ? 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)
[   10.408757][  T179]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.409049][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.409332][  T179]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.409626][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.409908][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.410191][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.410496][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.410779][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.411081][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.411393][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.411704][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.411998][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.412301][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.412608][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.412885][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.413180][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.413489][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.413779][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.414075][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.414352][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.414650][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.414927][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.415219][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.415521][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.415801][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.416092][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.416371][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.416672][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.416977][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.417259][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.417565][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.417870][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.418176][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.418489][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.418786][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.419081][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.419365][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.419723][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.420044][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.420328][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.420629][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.420923][  T179]  ? 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))
[   10.421230][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.421520][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.421805][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.422087][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.422374][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.422684][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.422963][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.423251][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.423635][  T179] RIP: 0033:0x7f0ab781b08e
[   10.423933][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.424804][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.425227][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.425630][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.426013][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.426416][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.426813][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.429539][  T179] ---[ end trace 0000000000000000 ]---
| [   10.430209][  T179] ------------[ cut here ]------------
| [   10.430482][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.431425][  T179] Tainted: [W]=WARN
[   10.431648][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.431972][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.432366][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.433261][  T179] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.433616][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf06200 RCX: 1ff4000000120db8
[   10.433997][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf062b8
[   10.434391][  T179] RBP: ff11000005e29000 R08: 1fe22000019e0c58 R09: ff1100000b3c8b80
[   10.434776][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.435161][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.435565][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.435997][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.436348][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.436735][  T179] PKRU: 55555554
[   10.436954][  T179] Call Trace:
[   10.437184][  T179]  <TASK>
[   10.437343][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.437637][  T179]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.437902][  T179]  notifier_call_chain (kernel/notifier.c:85)
[   10.438182][  T179]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.438468][  T179]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.438744][  T179]  ? 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)
[   10.439016][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.439303][  T179]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.439592][  T179]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.439886][  T179]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.440164][  T179]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.440461][  T179]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.440735][  T179]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.441007][  T179]  ? 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)
[   10.441286][  T179]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.441583][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.441858][  T179]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.442145][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.442434][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.442711][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.442979][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.443268][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.443570][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.443839][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.444134][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.444429][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.444702][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.444974][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.445256][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.445550][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.445835][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.446123][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.446414][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.446686][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.446955][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.447237][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.447523][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.447813][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.448106][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.448385][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.448703][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.448977][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.449263][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.449570][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.449846][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.450135][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.450424][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.450701][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.450972][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.451250][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.451544][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.451871][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.452161][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.452448][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.452720][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.453006][  T179]  ? 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))
[   10.453286][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.453594][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.453881][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.454163][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.454456][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.454807][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.455088][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.455365][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.455727][  T179] RIP: 0033:0x7f0ab781b08e
[   10.456006][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.456854][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.457250][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.457648][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.458021][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.458438][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.458811][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.461338][  T179] ---[ end trace 0000000000000000 ]---
| [   10.461782][  T179] ------------[ cut here ]------------
| [   10.462062][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.463022][  T179] Tainted: [W]=WARN
[   10.463255][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.463604][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.463948][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.464811][  T179] RSP: 0018:ffa0000000906f10 EFLAGS: 00010286
[   10.465149][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf063c0 RCX: 1ff4000000120da8
[   10.465550][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf06478
[   10.465937][  T179] RBP: ff11000009fa9000 R08: 1fe22000019e0c90 R09: ff1100000b3c8b80
[   10.466334][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.466737][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.467134][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.467623][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.467958][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.468352][  T179] PKRU: 55555554
[   10.468587][  T179] Call Trace:
[   10.468803][  T179]  <TASK>
[   10.468970][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.469254][  T179]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.469544][  T179]  notifier_call_chain (kernel/notifier.c:85)
[   10.469812][  T179]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   10.470093][  T179]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   10.470373][  T179]  ? __netdev_update_features (net/core/dev.c:11041)
[   10.470661][  T179]  netif_set_mtu (net/core/dev.c:9910)
[   10.470930][  T179]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   10.471225][  T179]  dev_set_mtu (net/core/dev_api.c:249)
[   10.471465][  T179]  ? dev_disable_lro (net/core/dev_api.c:267)
[   10.471735][  T179]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   10.472006][  T179]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.472289][  T179]  ? 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)
[   10.472581][  T179]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.472863][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.473142][  T179]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.473435][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.473702][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.473979][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.474259][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.474554][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.474827][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.475107][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.475388][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.475699][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.475969][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.476260][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.476553][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.476835][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.477160][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.477449][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.477720][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.477995][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.478297][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.478597][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.478872][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.479158][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.479448][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.479722][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.480006][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.480292][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.480582][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.480862][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.481147][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.481440][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.481727][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.482006][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.482294][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.482594][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.482874][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.483209][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.483526][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.483801][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.484084][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.484388][  T179]  ? 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))
[   10.484688][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.485004][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.485290][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.485582][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.485856][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.486164][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.486464][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.486767][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.487097][  T179] RIP: 0033:0x7f0ab781b08e
[   10.487388][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.488315][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.488726][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.489108][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.489517][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.489911][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.490302][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.493336][  T179] ns2eth2: entered promiscuous mode
| [   10.493739][  T179] ------------[ cut here ]------------
| [   10.494001][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.494917][  T179] Tainted: [W]=WARN
[   10.495141][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.495496][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.495840][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.496745][  T179] RSP: 0018:ffa0000000906fb0 EFLAGS: 00010286
[   10.497090][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf06580 RCX: 1ff4000000120dbc
[   10.497495][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf06638
[   10.497894][  T179] RBP: ff1100000d9e1000 R08: 1fe22000019e0cc8 R09: ff1100000b3c8b80
[   10.498295][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.498696][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e1000
[   10.499092][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.499566][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.499896][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.500361][  T179] PKRU: 55555554
[   10.500599][  T179] Call Trace:
[   10.500824][  T179]  <TASK>
[   10.500995][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.501281][  T179]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.501577][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.501800][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[   10.502106][  T179]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.502421][  T179]  ? netdev_notice (net/core/dev.c:13008)
[   10.502703][  T179]  ? netif_change_name (net/core/dev.c:1495)
[   10.502994][  T179]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.503300][  T179]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.503619][  T179]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.503905][  T179]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.504190][  T179]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.504489][  T179]  ? 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)
[   10.504769][  T179]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.505055][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.505328][  T179]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.505632][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.505910][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.506194][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.506489][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.506782][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.507061][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.507341][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.507659][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.507956][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.508252][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.508545][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.508815][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.509111][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.509416][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.509710][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.509988][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.510297][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.510599][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.510883][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.511172][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.511475][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.511755][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.512038][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.512333][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.512629][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.512912][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.513216][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.513519][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.513791][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.514079][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.514356][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.514660][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.514941][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.515236][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.515603][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.515897][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.516179][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.516472][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.516767][  T179]  ? 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))
[   10.517064][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.517346][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.517654][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517927][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.518215][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.518509][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.518786][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.519077][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.519431][  T179] RIP: 0033:0x7f0ab781b08e
[   10.519726][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.520580][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.520967][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.521363][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.521755][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.522156][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.522567][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.525277][  T179] ---[ end trace 0000000000000000 ]---
| [   10.537826][  T179] ------------[ cut here ]------------
| [   10.538120][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.539088][  T179] Tainted: [W]=WARN
[   10.539311][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.539684][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.540033][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.540870][  T179] RSP: 0018:ffa0000000906f90 EFLAGS: 00010286
[   10.541214][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf06740 RCX: 1ff4000000120db8
[   10.541608][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf067f8
[   10.541999][  T179] RBP: ff1100000d9e1000 R08: 1fe22000019e0d00 R09: ff1100000b3c8b80
[   10.542391][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.542777][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.543170][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.543639][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.543971][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.544358][  T179] PKRU: 55555554
[   10.544598][  T179] Call Trace:
[   10.544819][  T179]  <TASK>
[   10.544985][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.545267][  T179]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.545549][  T179]  notifier_call_chain (kernel/notifier.c:85)
[   10.545834][  T179]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.546117][  T179]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.546386][  T179]  ? 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)
[   10.546680][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.546963][  T179]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.547244][  T179]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.547541][  T179]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.547817][  T179]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.548176][  T179]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.548475][  T179]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.548752][  T179]  ? 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)
[   10.549037][  T179]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.549314][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.549605][  T179]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.549883][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.550167][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.550463][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.550734][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.551010][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.551299][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.551597][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.551878][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.552162][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.552457][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.552736][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.553014][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.553297][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.553580][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.553854][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.554139][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.554429][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.554705][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.554976][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.555261][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.555568][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.555846][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.556120][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.556395][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.556690][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.556967][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.557255][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.557541][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.557806][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.558092][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.558369][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.558684][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.558958][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.559242][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.559591][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.559871][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.560156][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.560455][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.560764][  T179]  ? 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))
[   10.561050][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.561314][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.561609][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.561883][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.562175][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.562468][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.562735][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.563009][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.563346][  T179] RIP: 0033:0x7f0ab781b08e
[   10.563647][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.564515][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.564900][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.565291][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.565691][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.566081][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.566471][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.569142][  T179] ---[ end trace 0000000000000000 ]---
| [   10.569821][  T179] ------------[ cut here ]------------
| [   10.570092][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/179
| [   10.571045][  T179] Tainted: [W]=WARN
[   10.571269][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.571784][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.572271][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.573260][  T179] RSP: 0018:ffa00000009071a0 EFLAGS: 00010286
[   10.573750][  T179] RAX: 00000000ffffffa6 RBX: ff1100000cf06900 RCX: 1ff4000000120dfa
[   10.574270][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf069b8
[   10.574792][  T179] RBP: ff11000009fa9000 R08: 1fe22000019e0d38 R09: ff1100000b3c8b80
[   10.575305][  T179] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.575834][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.576340][  T179] FS:  00007f0ab75e1840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   10.576918][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.577384][  T179] CR2: 00007f0ab77da460 CR3: 000000000b700002 CR4: 0000000000771ef0
[   10.577898][  T179] PKRU: 55555554
[   10.578248][  T179] Call Trace:
[   10.578598][  T179]  <TASK>
[   10.578890][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.579293][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.579647][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[   10.580043][  T179]  ? netif_change_name (net/core/dev.c:1495)
[   10.580457][  T179]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   10.580847][  T179]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.581233][  T179]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.581639][  T179]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.582044][  T179]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.582450][  T179]  ? nla_strscpy (lib/nlattr.c:795)
[   10.582831][  T179]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.583219][  T179]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.583619][  T179]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.584002][  T179]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.584509][  T179]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.584887][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.585279][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.585684][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.586080][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.586487][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.586871][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.587265][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.587659][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.588019][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.588503][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.588879][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.589253][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.589634][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.590001][  T179]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.590377][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.590769][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.591131][  T179]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.591530][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.591890][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.592264][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.592648][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.593020][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.593387][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.593858][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.594229][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.594615][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.595021][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[   10.595511][  T179]  ___sys_sendmsg (net/socket.c:2752)
[   10.595876][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.596256][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.596654][  T179]  ? 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))
[   10.597014][  T179]  __sys_sendmsg (net/socket.c:2784)
[   10.597383][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.597766][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.598137][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.598525][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.598887][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.599255][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.599631][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.600055][  T179] RIP: 0033:0x7f0ab781b08e
[   10.600447][  T179] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.601351][  T179] RSP: 002b:00007ffd77261fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.601872][  T179] RAX: ffffffffffffffda RBX: 00007ffd77262780 RCX: 00007f0ab781b08e
[   10.602373][  T179] RDX: 0000000000000000 RSI: 00007ffd77262080 RDI: 0000000000000005
[   10.602880][  T179] RBP: 00007ffd77261fe0 R08: 0000000000000000 R09: 0000000000000000
[   10.603372][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.603874][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77262750
| [   10.651807][  T180] ns3eth1: entered promiscuous mode
| [   10.652046][  T180] ------------[ cut here ]------------
| [   10.652211][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/180
| [   10.652766][  T180] Tainted: [W]=WARN
[   10.652880][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.653068][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.653260][  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
[   10.654612][  T180] RSP: 0018:ffa00000008f6fb0 EFLAGS: 00010286
[   10.654802][  T180] RAX: 00000000ffffffa6 RBX: ff1100000c474740 RCX: 1ff400000011edbc
[   10.655037][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4747f8
[   10.655262][  T180] RBP: ff11000004f44000 R08: 1fe220000188e900 R09: ff1100000cec2e80
[   10.655516][  T180] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   10.655734][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f44000
[   10.655951][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   10.656214][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.656403][  T180] CR2: 00007f387b6bc460 CR3: 00000000024ab005 CR4: 0000000000771ef0
[   10.656622][  T180] PKRU: 55555554
[   10.656736][  T180] Call Trace:
[   10.656845][  T180]  <TASK>
[   10.656921][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.657075][  T180]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.657224][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.657336][  T180]  __dev_notify_flags (net/core/dev.c:9787)
[   10.657485][  T180]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.657631][  T180]  ? netdev_notice (net/core/dev.c:13008)
[   10.657774][  T180]  ? netif_change_name (net/core/dev.c:1495)
[   10.657924][  T180]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.658076][  T180]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.658224][  T180]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.658370][  T180]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.658523][  T180]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.658671][  T180]  ? 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)
[   10.658818][  T180]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.658964][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.659120][  T180]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.659263][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.659412][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.659568][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.659714][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.659863][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.660009][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.660163][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.660313][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.660466][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.660612][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.660759][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.660906][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.661062][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.661215][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.661359][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.661510][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.661660][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.661803][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.661967][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.662122][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.662289][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.662440][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.662589][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.662737][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.662890][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.663045][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.663200][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.663351][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.663506][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.663661][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.663826][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.663977][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.664135][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.664279][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.664464][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.664614][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.664759][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.664905][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.665065][  T180]  ? 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))
[   10.665216][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.665364][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.665520][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.665667][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.665815][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.665963][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.666120][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.666266][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.666450][  T180] RIP: 0033:0x7f387b6fd08e
[   10.666602][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.667131][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.667351][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.667578][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.667794][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.668013][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.668241][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.669707][  T180] ---[ end trace 0000000000000000 ]---
| [   10.670331][  T180] ------------[ cut here ]------------
| [   10.670557][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/180
| [   10.671164][  T180] Tainted: [W]=WARN
[   10.671273][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.671461][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.671642][  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
[   10.672151][  T180] RSP: 0018:ffa00000008f6f90 EFLAGS: 00010286
[   10.672327][  T180] RAX: 00000000ffffffa6 RBX: ff1100000c474200 RCX: 1ff400000011edb8
[   10.672609][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4742b8
[   10.672885][  T180] RBP: ff11000004f44000 R08: 1fe220000188e858 R09: ff1100000cec2e80
[   10.673165][  T180] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.673382][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.673607][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.673853][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.674036][  T180] CR2: 00005615d916bdb8 CR3: 00000000024ab004 CR4: 0000000000771ef0
[   10.674259][  T180] PKRU: 55555554
[   10.674426][  T180] Call Trace:
[   10.674540][  T180]  <TASK>
[   10.674612][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.674754][  T180]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.674894][  T180]  notifier_call_chain (kernel/notifier.c:85)
[   10.675115][  T180]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.675358][  T180]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.675529][  T180]  ? 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)
[   10.675674][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.675814][  T180]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.675957][  T180]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.676118][  T180]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.676261][  T180]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.676411][  T180]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.676553][  T180]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.676699][  T180]  ? 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)
[   10.676842][  T180]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.676985][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.677147][  T180]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.677333][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.677509][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.677687][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.677865][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.678043][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.678217][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.678358][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.678521][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.678665][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.678808][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.679001][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.679173][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.679322][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.679478][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.679618][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.679758][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.679960][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.680138][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.680351][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.680513][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.680654][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.680794][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.680938][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.681095][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.681240][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.681381][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.681531][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.681710][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.681879][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.682022][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.682266][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.682436][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.682642][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.682787][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.682972][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.683132][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.683271][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.683437][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.683590][  T180]  ? 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))
[   10.683732][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.683928][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.684093][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.684292][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.684453][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.684654][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.684824][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.684971][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.685164][  T180] RIP: 0033:0x7f387b6fd08e
[   10.685311][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.685828][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.686089][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.686314][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.686535][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.686745][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.686956][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.688484][  T180] ---[ end trace 0000000000000000 ]---
| [   10.688779][  T180] ------------[ cut here ]------------
| [   10.688998][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/180
| [   10.689576][  T180] Tainted: [W]=WARN
[   10.689684][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.689863][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.690143][  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
[   10.690816][  T180] RSP: 0018:ffa00000008f6f10 EFLAGS: 00010286
[   10.690999][  T180] RAX: 00000000ffffffa6 RBX: ff1100000c474e40 RCX: 1ff400000011eda8
[   10.691231][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c474ef8
[   10.691455][  T180] RBP: ff110000075f9000 R08: 1fe220000188e9e0 R09: ff1100000cec2e80
[   10.691683][  T180] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.691899][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.692181][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.692504][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.692740][  T180] CR2: 00005615d916bdb8 CR3: 00000000024ab004 CR4: 0000000000771ef0
[   10.692980][  T180] PKRU: 55555554
[   10.693101][  T180] Call Trace:
[   10.693208][  T180]  <TASK>
[   10.693280][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693436][  T180]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.693581][  T180]  notifier_call_chain (kernel/notifier.c:85)
[   10.693784][  T180]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   10.693941][  T180]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   10.694173][  T180]  ? __netdev_update_features (net/core/dev.c:11041)
[   10.694323][  T180]  netif_set_mtu (net/core/dev.c:9910)
[   10.694482][  T180]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   10.694691][  T180]  dev_set_mtu (net/core/dev_api.c:249)
[   10.694804][  T180]  ? dev_disable_lro (net/core/dev_api.c:267)
[   10.694948][  T180]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   10.695108][  T180]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.695250][  T180]  ? 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)
[   10.695432][  T180]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   10.695622][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.695816][  T180]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.695973][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.696203][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.696385][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.696543][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.696699][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.696901][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.697057][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.697266][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.697452][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.697649][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.697792][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.697934][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.698110][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.698267][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.698422][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.698569][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.698725][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.698908][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.699063][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.699265][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.699439][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.699603][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.699788][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.699936][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.700088][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.700234][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.700376][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.700541][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.700682][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.700824][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.700965][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.701116][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.701258][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.701407][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.701583][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.701734][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.701874][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.702017][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.702175][  T180]  ? 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))
[   10.702319][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.702468][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.702614][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.702760][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.702902][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.703095][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.703305][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.703458][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.703634][  T180] RIP: 0033:0x7f387b6fd08e
[   10.703794][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.704458][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.704682][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.704904][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.705147][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.705358][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.705581][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.707262][  T180] ns3eth2: entered promiscuous mode
| [   10.707473][  T180] ------------[ cut here ]------------
| [   10.707614][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/180
| [   10.708167][  T180] Tainted: [W]=WARN
[   10.708276][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.708465][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.708709][  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
[   10.709368][  T180] RSP: 0018:ffa00000008f6fb0 EFLAGS: 00010286
[   10.709570][  T180] RAX: 00000000ffffffa6 RBX: ff1100000a7a1e00 RCX: 1ff400000011edbc
[   10.709785][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1eb8
[   10.709999][  T180] RBP: ff1100000cb84000 R08: 1fe22000014f43d8 R09: ff1100000cec2e80
[   10.710242][  T180] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   10.710531][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb84000
[   10.710811][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.711148][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.711332][  T180] CR2: 00005615d916bdb8 CR3: 00000000024ab004 CR4: 0000000000771ef0
[   10.711576][  T180] PKRU: 55555554
[   10.711684][  T180] Call Trace:
[   10.711834][  T180]  <TASK>
[   10.711928][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.712084][  T180]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.712235][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.712345][  T180]  __dev_notify_flags (net/core/dev.c:9787)
[   10.712554][  T180]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.712740][  T180]  ? netdev_notice (net/core/dev.c:13008)
[   10.712925][  T180]  ? netif_change_name (net/core/dev.c:1495)
[   10.713087][  T180]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.713236][  T180]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.713380][  T180]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.713536][  T180]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   10.713702][  T180]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.713864][  T180]  ? 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)
[   10.714010][  T180]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.714165][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.714308][  T180]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.714456][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.714604][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.714747][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.714889][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.715118][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.715282][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.715440][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.715640][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.715797][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.716007][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.716176][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.716319][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.716496][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.716659][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.716846][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.717035][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.717227][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.717443][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.717592][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.717747][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.717890][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.718040][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.718264][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.718426][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.718629][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.718797][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.718984][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.719168][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.719313][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.719469][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.719612][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.719815][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.719965][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.720176][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.720371][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.720590][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.720738][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720882][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.721041][  T180]  ? 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))
[   10.721195][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.721337][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.721564][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.721752][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.721920][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.722137][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.722285][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.722443][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.722623][  T180] RIP: 0033:0x7f387b6fd08e
[   10.722771][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.723509][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.723791][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.724008][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.724248][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.724527][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.724745][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.726475][  T180] ---[ end trace 0000000000000000 ]---
| [   10.726924][  T180] ------------[ cut here ]------------
| [   10.727080][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/180
| [   10.727661][  T180] Tainted: [W]=WARN
[   10.727767][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.727993][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.728201][  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
[   10.728837][  T180] RSP: 0018:ffa00000008f6f90 EFLAGS: 00010286
[   10.729017][  T180] RAX: 00000000ffffffa6 RBX: ff1100000a7a1c40 RCX: 1ff400000011edb8
[   10.729247][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1cf8
[   10.729462][  T180] RBP: ff1100000cb84000 R08: 1fe22000014f43a0 R09: ff1100000cec2e80
[   10.729720][  T180] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.729947][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.730290][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.730608][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.730785][  T180] CR2: 00005615d916bdb8 CR3: 00000000024ab004 CR4: 0000000000771ef0
[   10.730993][  T180] PKRU: 55555554
[   10.731168][  T180] Call Trace:
[   10.731275][  T180]  <TASK>
[   10.731346][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731501][  T180]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.731639][  T180]  notifier_call_chain (kernel/notifier.c:85)
[   10.731835][  T180]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.731984][  T180]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.732195][  T180]  ? 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)
[   10.732338][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.732512][  T180]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.732656][  T180]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.732841][  T180]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   10.732989][  T180]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   10.733180][  T180]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   10.733345][  T180]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   10.733559][  T180]  ? 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)
[   10.733705][  T180]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   10.733844][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.733981][  T180]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.734152][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.734301][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.734449][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.734587][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.734743][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.734881][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.735020][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.735172][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.735312][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.735460][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.735607][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.735757][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.735897][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.736104][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.736248][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.736463][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.736623][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.736813][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.736958][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.737110][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.737248][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.737385][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.737593][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.737783][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.737941][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.738157][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.738301][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.738452][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.738624][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.738763][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.738929][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.739136][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.739302][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.739474][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.739683][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.739892][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.740043][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.740191][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.740354][  T180]  ? 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))
[   10.740510][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.740694][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.740848][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.741047][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.741204][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.741421][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.741565][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.741704][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.741876][  T180] RIP: 0033:0x7f387b6fd08e
[   10.742021][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.742575][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.742783][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.743046][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.743288][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.743579][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.743829][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.745453][  T180] ---[ end trace 0000000000000000 ]---
| [   10.745780][  T180] ------------[ cut here ]------------
| [   10.745973][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/180
| [   10.746704][  T180] Tainted: [W]=WARN
[   10.746828][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.746996][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.747185][  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
[   10.747699][  T180] RSP: 0018:ffa00000008f71a0 EFLAGS: 00010286
[   10.747913][  T180] RAX: 00000000ffffffa6 RBX: ff1100000a7a11c0 RCX: 1ff400000011edfa
[   10.748175][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1278
[   10.748453][  T180] RBP: ff110000075f9000 R08: 1fe22000014f4250 R09: ff1100000cec2e80
[   10.748737][  T180] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.748940][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.749153][  T180] FS:  00007f387b4c3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   10.749455][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.749640][  T180] CR2: 00005615d916bdb8 CR3: 00000000024ab004 CR4: 0000000000771ef0
[   10.749889][  T180] PKRU: 55555554
[   10.750061][  T180] Call Trace:
[   10.750195][  T180]  <TASK>
[   10.750263][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.750413][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.750514][  T180]  __dev_notify_flags (net/core/dev.c:9787)
[   10.750652][  T180]  ? netif_change_name (net/core/dev.c:1495)
[   10.750821][  T180]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   10.750984][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.751185][  T180]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   10.751329][  T180]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   10.751478][  T180]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.751683][  T180]  ? nla_strscpy (lib/nlattr.c:795)
[   10.751825][  T180]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.751962][  T180]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.752109][  T180]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.752242][  T180]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.752383][  T180]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.752531][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.752735][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.752877][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.753080][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.753229][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.753442][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.753596][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.753730][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.753864][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.753999][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.754151][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.754343][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.754516][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.754691][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.754890][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.755069][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.755248][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.755382][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.755533][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.755668][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.755802][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.755938][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.756140][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.756281][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.756486][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.756625][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.756852][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[   10.756997][  T180]  ___sys_sendmsg (net/socket.c:2752)
[   10.757154][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.759353][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.759529][  T180]  ? 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))
[   10.759667][  T180]  __sys_sendmsg (net/socket.c:2784)
[   10.759825][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.759963][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.760133][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.760381][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.760536][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.760736][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.760874][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.761121][  T180] RIP: 0033:0x7f387b6fd08e
[   10.761267][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.761849][  T180] RSP: 002b:00007fffa091d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.762063][  T180] RAX: ffffffffffffffda RBX: 00007fffa091e020 RCX: 00007f387b6fd08e
[   10.762333][  T180] RDX: 0000000000000000 RSI: 00007fffa091d920 RDI: 0000000000000005
[   10.762599][  T180] RBP: 00007fffa091d880 R08: 0000000000000000 R09: 0000000000000000
[   10.762888][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb86
[   10.763128][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa091dff0
| [   10.765190][  T180] ---[ end trace 0000000000000000 ]---
| [   11.021411][  T187] ------------[ cut here ]------------
| [   11.021794][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   11.022506][  T187] Tainted: [W]=WARN
[   11.022667][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.022881][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.023118][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.023679][  T187] RSP: 0018:ffa0000000937050 EFLAGS: 00010286
[   11.023904][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c4758c0 RCX: 1ff4000000126dd0
[   11.024174][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c475978
[   11.024440][  T187] RBP: ff11000005c91000 R08: 1fe220000188eb30 R09: ff1100000c4f2e80
[   11.024693][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.024958][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.025231][  T187] FS:  00007f0448345840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.025520][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.025735][  T187] CR2: 00000000258c7988 CR3: 000000000cd14004 CR4: 0000000000771ef0
[   11.025982][  T187] PKRU: 55555554
[   11.026147][  T187] Call Trace:
[   11.026294][  T187]  <TASK>
[   11.026422][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.026606][  T187]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.026788][  T187]  notifier_call_chain (kernel/notifier.c:85)
[   11.027003][  T187]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.027204][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.027384][  T187]  ? netif_set_group (net/core/dev.c:9947)
[   11.027578][  T187]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.027791][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.027993][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.028196][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.028381][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.028610][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.028790][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.028970][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.029173][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.029356][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.029550][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.029733][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.029914][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.030111][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.030292][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.030483][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.030664][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.030845][  T187]  ? __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)
[   11.031024][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.031224][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.031423][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.031608][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.031789][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.031969][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.032168][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.032353][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.032568][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.032758][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.032942][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.033142][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.033323][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.033540][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.033804][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.034069][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.034310][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.034557][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.034788][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.035061][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.035322][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.035601][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.035856][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.036134][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.036421][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.036692][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.036958][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.037235][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.037520][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.037814][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.038092][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.038354][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.038677][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.038941][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.039218][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.039499][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.039784][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.040107][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.040380][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.040663][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.040913][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.041237][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.041512][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.041774][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.042041][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.042298][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.042569][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.042868][  T187] RIP: 0033:0x7f044857f08e
[   11.043139][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.043928][  T187] RSP: 002b:00007ffe8557c3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.044302][  T187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f044857f08e
[   11.044676][  T187] RDX: 0000000000000000 RSI: 00007ffe8557c460 RDI: 0000000000000005
[   11.045043][  T187] RBP: 00007ffe8557c3c0 R08: 0000000000000000 R09: 0000000000000000
[   11.045434][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.045814][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8557cb30
| [   11.048057][  T187] ---[ end trace 0000000000000000 ]---
| [   11.048536][  T187] ------------[ cut here ]------------
| [   11.048728][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   11.049360][  T187] Tainted: [W]=WARN
[   11.049773][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.049992][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.050237][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.050790][  T187] RSP: 0018:ffa0000000936ed0 EFLAGS: 00010286
[   11.051019][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c475000 RCX: 1ff4000000126da0
[   11.051292][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4750b8
[   11.051570][  T187] RBP: ff1100000c631000 R08: 1fe220000188ea18 R09: ff1100000c4f2e80
[   11.051825][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.052090][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.052492][  T187] FS:  00007f0448345840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.052801][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.053024][  T187] CR2: 00000000258c7988 CR3: 000000000cd14004 CR4: 0000000000771ef0
[   11.053301][  T187] PKRU: 55555554
[   11.053465][  T187] Call Trace:
[   11.053616][  T187]  <TASK>
[   11.053733][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.053916][  T187]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.054114][  T187]  notifier_call_chain (kernel/notifier.c:85)
[   11.054303][  T187]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.054501][  T187]  ? __dev_open (net/core/dev.h:182)
[   11.054688][  T187]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   11.054878][  T187]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.055075][  T187]  notifier_call_chain (kernel/notifier.c:85)
[   11.055275][  T187]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.055475][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.055661][  T187]  ? netif_set_group (net/core/dev.c:9947)
[   11.055845][  T187]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.056071][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.056271][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.056478][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.056661][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.056879][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.057070][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.057264][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.057463][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.057651][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.057835][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.058020][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.058224][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.058422][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.058607][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.058790][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.058975][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.059183][  T187]  ? __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)
[   11.059367][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.059564][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.059768][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.059960][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.060186][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.060440][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.060623][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.060812][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.060995][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.061195][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.061379][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.061600][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.061785][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.061967][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.062170][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.062355][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.062552][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.062733][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.062916][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.063110][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.063294][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.063490][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.063675][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.063859][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.064055][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.064281][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.064480][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.064664][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.064848][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.065040][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.065236][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.065431][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.065647][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.065833][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.066021][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.066225][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.066421][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.066640][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.066830][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.067014][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.067213][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.067446][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.067630][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.067814][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.068001][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.068199][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.068383][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.068612][  T187] RIP: 0033:0x7f044857f08e
[   11.068801][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.069346][  T187] RSP: 002b:00007ffe8557c3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.069614][  T187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f044857f08e
[   11.069872][  T187] RDX: 0000000000000000 RSI: 00007ffe8557c460 RDI: 0000000000000005
[   11.070141][  T187] RBP: 00007ffe8557c3c0 R08: 0000000000000000 R09: 0000000000000000
[   11.070462][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.070717][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8557cb30
| [   11.072485][  T187] ---[ end trace 0000000000000000 ]---
| [   11.119953][  T188] ------------[ cut here ]------------
| [   11.120154][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [   11.120686][  T188] Tainted: [W]=WARN
[   11.120806][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.120990][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.121191][  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
[   11.121731][  T188] RSP: 0018:ffa0000000947050 EFLAGS: 00010286
[   11.121911][  T188] RAX: 00000000ffffffa6 RBX: ff11000002655a80 RCX: 1ff4000000128dd0
[   11.122127][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002655b38
[   11.122349][  T188] RBP: ff11000004f41000 R08: 1fe22000004cab68 R09: ff1100000c4f0b80
[   11.122571][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.122770][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.122972][  T188] FS:  00007faf86b79840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.123212][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.123380][  T188] CR2: 00007faf86f01900 CR3: 000000000cfaa006 CR4: 0000000000771ef0
[   11.123587][  T188] PKRU: 55555554
[   11.123687][  T188] Call Trace:
[   11.123786][  T188]  <TASK>
[   11.123855][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.123990][  T188]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.124131][  T188]  notifier_call_chain (kernel/notifier.c:85)
[   11.124265][  T188]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.124405][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.124537][  T188]  ? netif_set_group (net/core/dev.c:9947)
[   11.124669][  T188]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.124836][  T188]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.124972][  T188]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.125115][  T188]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.125249][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.125422][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.125554][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.125686][  T188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.125819][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.125954][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.126097][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.126233][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.126365][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.126503][  T188]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.126633][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.126764][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.126894][  T188]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.127025][  T188]  ? __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)
[   11.127164][  T188]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.127298][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.127440][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.127574][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.127706][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.127836][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.127967][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.128109][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.128238][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.128371][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.128507][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.128640][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.128771][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.128901][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.129037][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.129171][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.129301][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.129437][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.129567][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.129698][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.129828][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.129961][  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))
[   11.130100][  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))
[   11.130231][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.130363][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.130499][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.130630][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.130761][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.130892][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.131032][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.131167][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.131296][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.131466][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[   11.131596][  T188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.131725][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.131857][  T188]  ___sys_sendmsg (net/socket.c:2752)
[   11.131987][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.132155][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.132296][  T188]  __sys_sendmsg (net/socket.c:2784)
[   11.132432][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.132562][  T188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.132724][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.132855][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.132986][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.133124][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.133254][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.133386][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.133554][  T188] RIP: 0033:0x7faf86db308e
[   11.133690][  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
[   11.134162][  T188] RSP: 002b:00007fffae1cf0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.134361][  T188] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007faf86db308e
[   11.134561][  T188] RDX: 0000000000000000 RSI: 00007fffae1cf1a0 RDI: 0000000000000005
[   11.134755][  T188] RBP: 00007fffae1cf100 R08: 0000000000000000 R09: 0000000000000000
[   11.134953][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.135156][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffae1cf870
| [   11.136480][  T188] ---[ end trace 0000000000000000 ]---
| [   11.160315][  T189] ------------[ cut here ]------------
| [   11.160883][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/189
| [   11.161531][  T189] Tainted: [W]=WARN
[   11.161678][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.161902][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.162155][  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
[   11.162707][  T189] RSP: 0018:ffa0000000957050 EFLAGS: 00010286
[   11.162922][  T189] RAX: 00000000ffffffa6 RBX: ff11000002654580 RCX: 1ff400000012add0
[   11.163181][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654638
[   11.163447][  T189] RBP: ff11000005e29000 R08: 1fe22000004ca8c8 R09: ff1100000cf85180
[   11.163692][  T189] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.163931][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.164193][  T189] FS:  00007f57575a5840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.164480][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.164693][  T189] CR2: 0000000036a2a988 CR3: 000000000cd14006 CR4: 0000000000771ef0
[   11.164939][  T189] PKRU: 55555554
[   11.165097][  T189] Call Trace:
[   11.165245][  T189]  <TASK>
[   11.165358][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.165549][  T189]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.165728][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   11.165908][  T189]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.166105][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.166289][  T189]  ? netif_set_group (net/core/dev.c:9947)
[   11.166481][  T189]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.166697][  T189]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.166877][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.167066][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.167253][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.167477][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.167657][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.167834][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.168018][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.168216][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.168394][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.168588][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.168766][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.168945][  T189]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.169137][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.169314][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.169504][  T189]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.169681][  T189]  ? __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)
[   11.169856][  T189]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.170041][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.170231][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.170427][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.170607][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.170783][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.170959][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.171153][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.171328][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.171516][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.171697][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.171877][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.172062][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.172248][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.172437][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.172614][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.172792][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.172969][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.173170][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.173349][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.173539][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.173718][  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))
[   11.173894][  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))
[   11.174081][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.174268][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.174462][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.174640][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.174819][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.174997][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.175205][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.175384][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.175576][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.175783][  T189]  ? move_addr_to_kernel (net/socket.c:258)
[   11.175963][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.176161][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.176339][  T189]  ___sys_sendmsg (net/socket.c:2752)
[   11.176530][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.176738][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.176925][  T189]  __sys_sendmsg (net/socket.c:2784)
[   11.177115][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.177295][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.177518][  T189]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.177699][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.177878][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.178063][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.178250][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.178443][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.178656][  T189] RIP: 0033:0x7f57577df08e
[   11.178838][  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
[   11.179360][  T189] RSP: 002b:00007ffe777a53b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.179617][  T189] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f57577df08e
[   11.179859][  T189] RDX: 0000000000000000 RSI: 00007ffe777a5460 RDI: 0000000000000005
[   11.180111][  T189] RBP: 00007ffe777a53c0 R08: 0000000000000000 R09: 0000000000000000
[   11.180352][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.180605][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe777a5b30
| [   11.182274][  T189] ---[ end trace 0000000000000000 ]---
| [   11.182577][  T189] ------------[ cut here ]------------
| [   11.182749][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/189
| [   11.183365][  T189] Tainted: [W]=WARN
[   11.183524][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.183742][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.183963][  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
[   11.184516][  T189] RSP: 0018:ffa0000000956ed0 EFLAGS: 00010286
[   11.184741][  T189] RAX: 00000000ffffffa6 RBX: ff110000026543c0 RCX: 1ff400000012ada0
[   11.184988][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654478
[   11.185258][  T189] RBP: ff11000009fa9000 R08: 1fe22000004ca890 R09: ff1100000cf85180
[   11.185517][  T189] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.185760][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.186010][  T189] FS:  00007f57575a5840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.186313][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.186555][  T189] CR2: 0000000036a2a988 CR3: 000000000cd14006 CR4: 0000000000771ef0
[   11.186809][  T189] PKRU: 55555554
[   11.186958][  T189] Call Trace:
[   11.187122][  T189]  <TASK>
[   11.187240][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.187436][  T189]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.187622][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   11.187812][  T189]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.187997][  T189]  ? __dev_open (net/core/dev.h:182)
[   11.188200][  T189]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   11.188387][  T189]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.188590][  T189]  notifier_call_chain (kernel/notifier.c:85)
[   11.188776][  T189]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.188961][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.189163][  T189]  ? netif_set_group (net/core/dev.c:9947)
[   11.189374][  T189]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.189612][  T189]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.189801][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.189989][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.190194][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.190431][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.190625][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.190808][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.190991][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.191206][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.191392][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.191590][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.191776][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.191963][  T189]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.192218][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.192511][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.192749][  T189]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.193001][  T189]  ? __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)
[   11.193275][  T189]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.193564][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.193815][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.194081][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.194352][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.194642][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.194923][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.195209][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.195503][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.195768][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.196044][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.196312][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.196607][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.196878][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.197150][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.197433][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.197703][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.197967][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.198238][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.198521][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.198784][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.199063][  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))
[   11.199319][  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))
[   11.199616][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.199885][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.200158][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.200449][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.200721][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.200988][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.201270][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.201551][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.201817][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.202142][  T189]  ? move_addr_to_kernel (net/socket.c:258)
[   11.202441][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.202728][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.202999][  T189]  ___sys_sendmsg (net/socket.c:2752)
[   11.203279][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.203617][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.203898][  T189]  __sys_sendmsg (net/socket.c:2784)
[   11.204164][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.204448][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.204791][  T189]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.205073][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.205355][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.205651][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.205923][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.206225][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.206572][  T189] RIP: 0033:0x7f57577df08e
[   11.206850][  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
[   11.207536][  T189] RSP: 002b:00007ffe777a53b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.207791][  T189] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f57577df08e
[   11.208054][  T189] RDX: 0000000000000000 RSI: 00007ffe777a5460 RDI: 0000000000000005
[   11.208339][  T189] RBP: 00007ffe777a53c0 R08: 0000000000000000 R09: 0000000000000000
[   11.208711][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.209075][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe777a5b30
| [   11.211647][  T189] ---[ end trace 0000000000000000 ]---
| [   11.257981][  T190] ------------[ cut here ]------------
| [   11.258203][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/190
| [   11.258842][  T190] Tainted: [W]=WARN
[   11.258993][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.259232][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.259466][  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
[   11.260006][  T190] RSP: 0018:ffa0000000967050 EFLAGS: 00010286
[   11.260255][  T190] RAX: 00000000ffffffa6 RBX: ff11000005edae40 RCX: 1ff400000012cdd0
[   11.260511][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edaef8
[   11.260754][  T190] RBP: ff1100000d9e1000 R08: 1fe2200000bdb5e0 R09: ff1100000cf82e80
[   11.261006][  T190] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.261267][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.261530][  T190] FS:  00007f4a11b9c840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.261812][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.262051][  T190] CR2: 00007f4a11f24900 CR3: 000000000cd14002 CR4: 0000000000771ef0
[   11.262344][  T190] PKRU: 55555554
[   11.262508][  T190] Call Trace:
[   11.262654][  T190]  <TASK>
[   11.262770][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.262950][  T190]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.263150][  T190]  notifier_call_chain (kernel/notifier.c:85)
[   11.263344][  T190]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.263539][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.263720][  T190]  ? netif_set_group (net/core/dev.c:9947)
[   11.263902][  T190]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.264132][  T190]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.264317][  T190]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.264512][  T190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.264696][  T190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.264906][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.265099][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.265281][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.265526][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.265715][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.265908][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.266110][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.266303][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.266498][  T190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.266682][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.266863][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.267054][  T190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.267255][  T190]  ? __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)
[   11.267450][  T190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.267640][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.267828][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.268015][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.268219][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.268415][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.268596][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.268780][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.268965][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.269165][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.269347][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.269546][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.269731][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.269916][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.270139][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.270324][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.270527][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.270711][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.270894][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.271085][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.271275][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.271476][  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))
[   11.271671][  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))
[   11.271856][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.272051][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.272239][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.272436][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.272619][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.272803][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.272987][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.273187][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.273379][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.273602][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[   11.273782][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.273964][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.274161][  T190]  ___sys_sendmsg (net/socket.c:2752)
[   11.274342][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.274567][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.274759][  T190]  __sys_sendmsg (net/socket.c:2784)
[   11.274939][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.275137][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.275358][  T190]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.275552][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.275734][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.275912][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.276103][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.276292][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.276520][  T190] RIP: 0033:0x7f4a11dd608e
[   11.276708][  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
[   11.277265][  T190] RSP: 002b:00007ffd31d62810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.277536][  T190] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a11dd608e
[   11.277780][  T190] RDX: 0000000000000000 RSI: 00007ffd31d628c0 RDI: 0000000000000005
[   11.278039][  T190] RBP: 00007ffd31d62820 R08: 0000000000000000 R09: 0000000000000000
[   11.278293][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.278556][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd31d62f90
| [   11.280251][  T190] ---[ end trace 0000000000000000 ]---
| [   11.304485][  T191] ------------[ cut here ]------------
| [   11.304650][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [   11.305198][  T191] Tainted: [W]=WARN
[   11.305301][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.305476][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.305649][  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
[   11.306149][  T191] RSP: 0018:ffa0000000977050 EFLAGS: 00010286
[   11.306319][  T191] RAX: 00000000ffffffa6 RBX: ff11000008293700 RCX: 1ff400000012edd0
[   11.306536][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000082937b8
[   11.306751][  T191] RBP: ff11000004f44000 R08: 1fe22000010526f8 R09: ff1100000cf80b80
[   11.306970][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.307179][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.307381][  T191] FS:  00007f7dda48d840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.307627][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.307802][  T191] CR2: 00007f7dda815900 CR3: 000000000cfaa003 CR4: 0000000000771ef0
[   11.308010][  T191] PKRU: 55555554
[   11.308122][  T191] Call Trace:
[   11.308225][  T191]  <TASK>
[   11.308297][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.308442][  T191]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.308581][  T191]  notifier_call_chain (kernel/notifier.c:85)
[   11.308720][  T191]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.308859][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.308998][  T191]  ? netif_set_group (net/core/dev.c:9947)
[   11.309147][  T191]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.309319][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.309466][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.309601][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.309735][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.309901][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.310042][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.310179][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.310312][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.310450][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.310584][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.310715][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.310868][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.311001][  T191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.311142][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.311272][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.311408][  T191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.311542][  T191]  ? __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)
[   11.311673][  T191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.311805][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.311947][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.312093][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.312226][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.312358][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.312495][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.312628][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.312758][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.312889][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.313023][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.313170][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.313303][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.313440][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.313571][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.313702][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.313835][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.313967][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.314111][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.314241][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.314372][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.314511][  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))
[   11.314643][  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))
[   11.314776][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.314926][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.315067][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.315204][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.315337][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.315476][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.315609][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.315739][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.315869][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.316041][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[   11.316183][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.316314][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.316453][  T191]  ___sys_sendmsg (net/socket.c:2752)
[   11.316583][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.316746][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.316886][  T191]  __sys_sendmsg (net/socket.c:2784)
[   11.317019][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.317166][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.317331][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.317469][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.317600][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.317732][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.317863][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.317995][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.318170][  T191] RIP: 0033:0x7f7dda6c708e
[   11.318306][  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
[   11.318869][  T191] RSP: 002b:00007ffdbf91c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.319079][  T191] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7dda6c708e
[   11.319281][  T191] RDX: 0000000000000000 RSI: 00007ffdbf91c0b0 RDI: 0000000000000005
[   11.319483][  T191] RBP: 00007ffdbf91c010 R08: 0000000000000000 R09: 0000000000000000
[   11.319680][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.319876][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf91c780
| [   11.321229][  T191] ---[ end trace 0000000000000000 ]---
| [   11.321577][  T191] ------------[ cut here ]------------
| [   11.321712][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [   11.322229][  T191] Tainted: [W]=WARN
[   11.322333][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.322510][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.322688][  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
[   11.323181][  T191] RSP: 0018:ffa0000000976ed0 EFLAGS: 00010286
[   11.323353][  T191] RAX: 00000000ffffffa6 RBX: ff11000008293540 RCX: 1ff400000012eda0
[   11.323565][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000082935f8
[   11.323770][  T191] RBP: ff110000075f9000 R08: 1fe22000010526c0 R09: ff1100000cf80b80
[   11.323978][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.324192][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.324441][  T191] FS:  00007f7dda48d840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.324689][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.324860][  T191] CR2: 00007f7dda815900 CR3: 000000000cfaa003 CR4: 0000000000771ef0
[   11.325071][  T191] PKRU: 55555554
[   11.325177][  T191] Call Trace:
[   11.325278][  T191]  <TASK>
[   11.325348][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.325492][  T191]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.325630][  T191]  notifier_call_chain (kernel/notifier.c:85)
[   11.325774][  T191]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.325929][  T191]  ? __dev_open (net/core/dev.h:182)
[   11.326076][  T191]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   11.326217][  T191]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.326359][  T191]  notifier_call_chain (kernel/notifier.c:85)
[   11.326505][  T191]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.326642][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.326784][  T191]  ? netif_set_group (net/core/dev.c:9947)
[   11.326927][  T191]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.327112][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.327251][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.327389][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.327533][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.327719][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.327858][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.328017][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.328164][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.328313][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.328466][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.328604][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.328741][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.328880][  T191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.329022][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.329172][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.329312][  T191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.329459][  T191]  ? __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)
[   11.329597][  T191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.329739][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.329887][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.330038][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.330186][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.330325][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.330469][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.330609][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.330744][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.330880][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.331018][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.331170][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.331310][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.331452][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.331590][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.331727][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.331865][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.332004][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.332161][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.332300][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.332444][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.332586][  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))
[   11.332724][  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))
[   11.332864][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.333005][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.333154][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.333295][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.333442][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.333582][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.333720][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.333857][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.333996][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.334177][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[   11.334317][  T191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.334464][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.334604][  T191]  ___sys_sendmsg (net/socket.c:2752)
[   11.334749][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.334926][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.335086][  T191]  __sys_sendmsg (net/socket.c:2784)
[   11.335226][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.335364][  T191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.335546][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.335686][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.335825][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.335963][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.336111][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.336250][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.336442][  T191] RIP: 0033:0x7f7dda6c708e
[   11.336585][  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
[   11.337087][  T191] RSP: 002b:00007ffdbf91c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.337297][  T191] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7dda6c708e
[   11.337512][  T191] RDX: 0000000000000000 RSI: 00007ffdbf91c0b0 RDI: 0000000000000005
[   11.337720][  T191] RBP: 00007ffdbf91c010 R08: 0000000000000000 R09: 0000000000000000
[   11.337928][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.338146][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf91c780
| [   11.339562][  T191] ---[ end trace 0000000000000000 ]---
| [   11.370741][  T192] ------------[ cut here ]------------
| [   11.370980][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   11.371668][  T192] Tainted: [W]=WARN
[   11.371837][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.372086][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.372343][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.373012][  T192] RSP: 0018:ffa0000000987050 EFLAGS: 00010286
[   11.373270][  T192] RAX: 00000000ffffffa6 RBX: ff11000008292040 RCX: 1ff4000000130dd0
[   11.373539][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000082920f8
[   11.373798][  T192] RBP: ff1100000cb84000 R08: 1fe2200001052420 R09: ff1100000ce85180
[   11.374064][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.374327][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.374594][  T192] FS:  00007f3053c4c840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.374885][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.375144][  T192] CR2: 00007f3053fd4900 CR3: 000000000cd14005 CR4: 0000000000771ef0
[   11.375415][  T192] PKRU: 55555554
[   11.375566][  T192] Call Trace:
[   11.375724][  T192]  <TASK>
[   11.375846][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.376045][  T192]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.376243][  T192]  notifier_call_chain (kernel/notifier.c:85)
[   11.376447][  T192]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.376637][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.376825][  T192]  ? netif_set_group (net/core/dev.c:9947)
[   11.377041][  T192]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.377266][  T192]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.377463][  T192]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.377648][  T192]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.377829][  T192]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.378056][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.378247][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.378444][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.378626][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.378807][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.378991][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.379193][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.379378][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.379573][  T192]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.379764][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.379946][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.380149][  T192]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.380333][  T192]  ? __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)
[   11.380531][  T192]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.380716][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.380904][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.381105][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.381290][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.381485][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.381666][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.381849][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.382037][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.382229][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.382423][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.382605][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.382789][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.382977][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.383178][  T192]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.383358][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.383554][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.383737][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.383920][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.384118][  T192]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.384301][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.384516][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.384701][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.384887][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.385081][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.385276][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.385483][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.385665][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.385875][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.386071][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.386268][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.386467][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.386690][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   11.386878][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.387081][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.387274][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   11.387474][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.387690][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.387881][  T192]  __sys_sendmsg (net/socket.c:2784)
[   11.388076][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.388265][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.388497][  T192]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.388679][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.388864][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.389053][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.389244][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.389441][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.389655][  T192] RIP: 0033:0x7f3053e8608e
[   11.389860][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.390421][  T192] RSP: 002b:00007ffebf8cbf90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.390681][  T192] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3053e8608e
[   11.390931][  T192] RDX: 0000000000000000 RSI: 00007ffebf8cc040 RDI: 0000000000000005
[   11.391200][  T192] RBP: 00007ffebf8cbfa0 R08: 0000000000000000 R09: 0000000000000000
[   11.391468][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.391755][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebf8cc710
| [   11.393518][  T192] ---[ end trace 0000000000000000 ]---
| [   11.432014][  T193] ------------[ cut here ]------------
| [   11.432187][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   11.432728][  T193] Tainted: [W]=WARN
[   11.432830][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.432998][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.433184][  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
[   11.433666][  T193] RSP: 0018:ffa0000000997020 EFLAGS: 00010286
[   11.433854][  T193] RAX: 00000000ffffffa6 RBX: ff1100000963b540 RCX: 1ff4000000132dca
[   11.434060][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963b5f8
[   11.434265][  T193] RBP: ff11000005c91000 R08: 1fe22000012c76c0 R09: ff1100000ce80b58
[   11.434480][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.434683][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c91ce1
[   11.434883][  T193] FS:  00007f9e6a809840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.435127][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.435295][  T193] CR2: 0000000003e96988 CR3: 000000000cfaa005 CR4: 0000000000771ef0
[   11.435504][  T193] PKRU: 55555554
[   11.435605][  T193] Call Trace:
[   11.435704][  T193]  <TASK>
[   11.435772][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.435910][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.436014][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.436155][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   11.436289][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   11.437075][  T193]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.437217][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.437348][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.437549][  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))
[   11.437685][  T193]  netif_change_flags (net/core/dev.c:9820)
[   11.437816][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.437952][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.438093][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.438257][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.438388][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.438595][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.438727][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.438860][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.438995][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.439140][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.439273][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.439468][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.439602][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.439734][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.439867][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.440001][  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)
[   11.440146][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.440278][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.440415][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.440552][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.440688][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.440851][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.440984][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.441124][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.441257][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.441386][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.441524][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.441657][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.441790][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.441926][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.442064][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.442199][  T193]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.442330][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.442469][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.442600][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.442733][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.442864][  T193]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.442997][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.443142][  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))
[   11.443273][  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))
[   11.443413][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.443551][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.443683][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.443817][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.443950][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.444091][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.444225][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.444361][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.444498][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.444663][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   11.444808][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.444945][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.445090][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   11.445221][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.445409][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.445554][  T193]  __sys_sendmsg (net/socket.c:2784)
[   11.445700][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.445838][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.446006][  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)
[   11.446190][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.446324][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.446463][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.446596][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.446729][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.446893][  T193] RIP: 0033:0x7f9e6aa4308e
[   11.447038][  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
[   11.447541][  T193] RSP: 002b:00007ffdf1d39650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.447742][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e6aa4308e
[   11.447956][  T193] RDX: 0000000000000000 RSI: 00007ffdf1d39700 RDI: 0000000000000005
[   11.448207][  T193] RBP: 00007ffdf1d39660 R08: 0000000000000000 R09: 0000000000000000
[   11.448410][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.448618][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf1d39dd0
| [   11.449974][  T193] ---[ end trace 0000000000000000 ]---
| [   11.487281][  T194] ------------[ cut here ]------------
| [   11.487493][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [   11.488160][  T194] Tainted: [W]=WARN
[   11.488332][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.488572][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.488808][  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
[   11.489370][  T194] RSP: 0018:ffa00000009a7020 EFLAGS: 00010286
[   11.489605][  T194] RAX: 00000000ffffffa6 RBX: ff1100000963a740 RCX: 1ff4000000134dca
[   11.489853][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a7f8
[   11.490117][  T194] RBP: ff11000004f41000 R08: 1fe22000012c7500 R09: ff1100000ce82e58
[   11.490363][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.490621][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f41ce1
[   11.490899][  T194] FS:  00007fd4f03f4840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.491204][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.491467][  T194] CR2: 000000002bead988 CR3: 000000000cd14001 CR4: 0000000000771ef0
[   11.491715][  T194] PKRU: 55555554
[   11.491864][  T194] Call Trace:
[   11.492013][  T194]  <TASK>
[   11.492152][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.492338][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.492504][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.492690][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[   11.492876][  T194]  ? netif_change_name (net/core/dev.c:1495)
[   11.493065][  T194]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.493258][  T194]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.493452][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.493637][  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))
[   11.493822][  T194]  netif_change_flags (net/core/dev.c:9820)
[   11.494009][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.494213][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.494401][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.494628][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.494841][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.495036][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.495234][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.495436][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.495638][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.495820][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.496004][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.496204][  T194]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.496387][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.496586][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.496775][  T194]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.496976][  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)
[   11.497184][  T194]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.497371][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.497571][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.497756][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.497946][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.498161][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.498372][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.498568][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.498757][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.498942][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.499154][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.499342][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.499542][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.499729][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.499925][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.500120][  T194]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.500303][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.500504][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.500685][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.500869][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.501059][  T194]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.501254][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.501454][  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))
[   11.501636][  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))
[   11.501821][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.502007][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.502217][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.502417][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.502602][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.502788][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.502971][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.503195][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.503378][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.503604][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[   11.503789][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.503973][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.504177][  T194]  ___sys_sendmsg (net/socket.c:2752)
[   11.504358][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.504588][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.504781][  T194]  __sys_sendmsg (net/socket.c:2784)
[   11.504966][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.505168][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.505387][  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)
[   11.505588][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.505774][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.505959][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.506160][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.506344][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.506574][  T194] RIP: 0033:0x7fd4f062e08e
[   11.506763][  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
[   11.507310][  T194] RSP: 002b:00007fff60634fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.507592][  T194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4f062e08e
[   11.507842][  T194] RDX: 0000000000000000 RSI: 00007fff60635050 RDI: 0000000000000005
[   11.508141][  T194] RBP: 00007fff60634fb0 R08: 0000000000000000 R09: 0000000000000000
[   11.508391][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.508654][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60635720
| [   11.546173][  T195] hsr1: Slave B (ns1eth2) is not up; please bring it up to get a fully working HSR network
| [   11.546711][  T195] ------------[ cut here ]------------
| [   11.546849][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [   11.547364][  T195] Tainted: [W]=WARN
[   11.547471][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.547639][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.547812][  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
[   11.548295][  T195] RSP: 0018:ffa00000009b7020 EFLAGS: 00010286
[   11.548468][  T195] RAX: 00000000ffffffa6 RBX: ff1100000573fa80 RCX: 1ff4000000136dca
[   11.548669][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573fb38
[   11.548865][  T195] RBP: ff1100000c631000 R08: 1fe2200000ae7f68 R09: ff1100000cec0b58
[   11.549072][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.549278][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c631ce1
[   11.549484][  T195] FS:  00007f25ee762840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.549718][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.549898][  T195] CR2: 00007f25eea321a0 CR3: 000000000cfaa001 CR4: 0000000000771ef0
[   11.550115][  T195] PKRU: 55555554
[   11.550215][  T195] Call Trace:
[   11.550329][  T195]  <TASK>
[   11.550409][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.550546][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.550650][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.550783][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   11.550922][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   11.551062][  T195]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.551202][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.551340][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.551540][  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))
[   11.551732][  T195]  netif_change_flags (net/core/dev.c:9820)
[   11.551874][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.552010][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.552156][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.552335][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.552541][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.552674][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.552808][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.552945][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.553099][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.553236][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.553370][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.553605][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.553738][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.553947][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.554091][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.554225][  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)
[   11.554376][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.554595][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.554730][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.554865][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.555000][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.555152][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.555284][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.555483][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.555622][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.555755][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.555888][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.556023][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.556168][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.556304][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.556493][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.556625][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.556758][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.556891][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.557023][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.557166][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.557298][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.557494][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.557630][  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))
[   11.557763][  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))
[   11.557900][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.558056][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.558194][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.558327][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.558465][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.558597][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.558729][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.558892][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.559025][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.559201][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   11.559335][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.559473][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.559609][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   11.559739][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.559903][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.560051][  T195]  __sys_sendmsg (net/socket.c:2784)
[   11.560185][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.560324][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.560496][  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)
[   11.560626][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.560756][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.560900][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.561039][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.561176][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.561338][  T195] RIP: 0033:0x7f25ee99c08e
[   11.561484][  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
[   11.561962][  T195] RSP: 002b:00007fff9169a9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.562171][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f25ee99c08e
[   11.562367][  T195] RDX: 0000000000000000 RSI: 00007fff9169aaa0 RDI: 0000000000000005
[   11.562566][  T195] RBP: 00007fff9169aa00 R08: 0000000000000000 R09: 0000000000000000
[   11.562764][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.562958][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9169b170
| [   11.564312][  T195] ---[ end trace 0000000000000000 ]---
| [   11.565248][  T195] ------------[ cut here ]------------
| [   11.565412][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [   11.565970][  T195] Tainted: [W]=WARN
[   11.566089][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.566264][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.566532][  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
[   11.567111][  T195] RSP: 0018:ffa00000009b6da0 EFLAGS: 00010286
[   11.567285][  T195] RAX: 00000000ffffffa6 RBX: ff1100000573f1c0 RCX: 1ff4000000136d7a
[   11.567565][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573f278
[   11.567772][  T195] RBP: ff1100000c631000 R08: 1fe2200000ae7e50 R09: ff1100000cec0b58
[   11.567978][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.568193][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.568488][  T195] FS:  00007f25ee762840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.568746][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.568928][  T195] CR2: 00007f25eea321a0 CR3: 000000000cfaa001 CR4: 0000000000771ef0
[   11.569162][  T195] PKRU: 55555554
[   11.569276][  T195] Call Trace:
[   11.569382][  T195]  <TASK>
[   11.569478][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.569621][  T195]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.569759][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.569867][  T195]  netif_state_change (net/core/dev.c:1605)
[   11.570007][  T195]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.570189][  T195]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   11.570327][  T195]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   11.570475][  T195]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   11.570651][  T195]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   11.570787][  T195]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   11.570927][  T195]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.571073][  T195]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   11.571216][  T195]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.571356][  T195]  notifier_call_chain (kernel/notifier.c:85)
[   11.571502][  T195]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   11.571659][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   11.571796][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.571938][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.572085][  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))
[   11.572225][  T195]  netif_change_flags (net/core/dev.c:9820)
[   11.572364][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.572512][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.572651][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.572821][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.572961][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.573130][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.573268][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.573414][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.573556][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.573695][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.573834][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.573974][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.574124][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.574264][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.574407][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.574547][  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)
[   11.574686][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.574826][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.574967][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.575119][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.575261][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.575406][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.575546][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.575683][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.575826][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.575964][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.576118][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.576282][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.576428][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.576567][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.576706][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.576846][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.576985][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.577137][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.577275][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.577419][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.577558][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.577697][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.577839][  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))
[   11.577984][  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))
[   11.578141][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.578305][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.578453][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.578594][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.578733][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.578889][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.579039][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.579187][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.579544][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.579720][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   11.579859][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.579998][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.580151][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   11.580301][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.580497][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.580646][  T195]  __sys_sendmsg (net/socket.c:2784)
[   11.580786][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.580927][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.581124][  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)
[   11.581263][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.581411][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.581554][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.581696][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.581836][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.582013][  T195] RIP: 0033:0x7f25ee99c08e
[   11.582168][  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
[   11.582684][  T195] RSP: 002b:00007fff9169a9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.582895][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f25ee99c08e
[   11.583117][  T195] RDX: 0000000000000000 RSI: 00007fff9169aaa0 RDI: 0000000000000005
[   11.583337][  T195] RBP: 00007fff9169aa00 R08: 0000000000000000 R09: 0000000000000000
[   11.583555][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.583765][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9169b170
| [   11.585188][  T195] ---[ end trace 0000000000000000 ]---
| [   11.620724][  T197] ------------[ cut here ]------------
| [   11.620917][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   11.621549][  T197] Tainted: [W]=WARN
[   11.621698][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.621912][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.622157][  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
[   11.622706][  T197] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   11.622922][  T197] RAX: 00000000ffffffa6 RBX: ff1100000573e740 RCX: 1ff400000013adca
[   11.623191][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573e7f8
[   11.623452][  T197] RBP: ff11000005e29000 R08: 1fe2200000ae7d00 R09: ff1100000cf0d158
[   11.623702][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.623950][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e29ce1
[   11.624224][  T197] FS:  00007efd9c6e5840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.624517][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.624731][  T197] CR2: 0000000027bcc988 CR3: 000000000cfac003 CR4: 0000000000771ef0
[   11.624985][  T197] PKRU: 55555554
[   11.625156][  T197] Call Trace:
[   11.625308][  T197]  <TASK>
[   11.625438][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.625624][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.625776][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.625962][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   11.626162][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   11.626357][  T197]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.626555][  T197]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.626736][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.626918][  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))
[   11.627114][  T197]  netif_change_flags (net/core/dev.c:9820)
[   11.627301][  T197]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.627499][  T197]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.627681][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.627892][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.628081][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.628269][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.628465][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.628659][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.628841][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.629021][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.629223][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.629427][  T197]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.629607][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.629788][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.629973][  T197]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.630199][  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)
[   11.630382][  T197]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.630590][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.630771][  T197]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.630955][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.631171][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.631356][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.631551][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.631730][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.631918][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.632113][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.632298][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.632493][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.632683][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.632866][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.633056][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.633250][  T197]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.633444][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.633626][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.633806][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.634005][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.634221][  T197]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.634420][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.634603][  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))
[   11.634809][  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))
[   11.634995][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.635194][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.635373][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.635568][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.635750][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.635935][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.636135][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.636331][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.636522][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.636734][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   11.636916][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.637113][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.637298][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   11.637493][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.637707][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.637896][  T197]  __sys_sendmsg (net/socket.c:2784)
[   11.638108][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.638288][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.638516][  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)
[   11.638699][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.638880][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.639068][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.639259][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.639453][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.639665][  T197] RIP: 0033:0x7efd9c91f08e
[   11.639849][  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
[   11.640383][  T197] RSP: 002b:00007ffd353b8280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.640642][  T197] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd9c91f08e
[   11.640888][  T197] RDX: 0000000000000000 RSI: 00007ffd353b8330 RDI: 0000000000000005
[   11.641154][  T197] RBP: 00007ffd353b8290 R08: 0000000000000000 R09: 0000000000000000
[   11.641400][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.641653][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd353b8a00
| [   11.643352][  T197] ---[ end trace 0000000000000000 ]---
| [   11.656589][   T38] ------------[ cut here ]------------
| [   11.656787][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   11.657473][   T38] Tainted: [W]=WARN
[   11.657577][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.657741][   T38] Workqueue: events_unbound linkwatch_event
[   11.657943][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.658126][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.658594][   T38] RSP: 0018:ffa00000002af760 EFLAGS: 00010286
[   11.658758][   T38] RAX: 00000000ffffffa6 RBX: ff11000009e9ee40 RCX: 1ff4000000055eb2
[   11.658953][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9eef8
[   11.659155][   T38] RBP: ff1100000c631000 R08: 1fe22000013d3de0 R09: ff11000001d92ea8
[   11.659348][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.659570][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.659767][   T38] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   11.659999][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.660178][   T38] CR2: 000056159f595d5c CR3: 000000000dca8001 CR4: 0000000000771ef0
[   11.660374][   T38] PKRU: 55555554
[   11.660478][   T38] Call Trace:
[   11.660578][   T38]  <TASK>
[   11.660646][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.660778][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.660910][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.661012][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.661165][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.661327][   T38]  ? mod_delayed_work_on (kernel/workqueue.c:2641)
[   11.661470][   T38]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   11.661600][   T38]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   11.661728][   T38]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.661891][   T38]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   11.662063][   T38]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   11.662200][   T38]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   11.662333][   T38]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.662472][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   11.662605][   T38]  netif_state_change (net/core/dev.c:1603)
[   11.662736][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.662899][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.663039][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.663179][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.663313][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.663449][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.663595][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.663731][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.663875][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.664016][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.664161][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.664292][   T38]  kthread (kernel/kthread.c:436)
[   11.664396][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.664570][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.664702][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.664836][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.665000][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.665149][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.665282][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.666565][   T38] ---[ end trace 0000000000000000 ]---
| [   11.666782][   T38] ------------[ cut here ]------------
| [   11.666905][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   11.667443][   T38] Tainted: [W]=WARN
[   11.667536][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.667689][   T38] Workqueue: events_unbound linkwatch_event
[   11.667850][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.668011][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.668466][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.668638][   T38] RAX: 00000000ffffffa6 RBX: ff11000009e9f8c0 RCX: 1ff4000000055f02
[   11.668824][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9f978
[   11.669043][   T38] RBP: ff11000005c91000 R08: 1fe22000013d3f30 R09: ff11000001d92ea8
[   11.669235][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.669424][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.669610][   T38] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   11.669822][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.669978][   T38] CR2: 000056159f595d5c CR3: 000000000dca8001 CR4: 0000000000771ef0
[   11.670188][   T38] PKRU: 55555554
[   11.670292][   T38] Call Trace:
[   11.670388][   T38]  <TASK>
[   11.670457][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.670582][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.670704][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.670798][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.670924][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.671087][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.671208][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.671331][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.671462][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.671593][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.671716][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.671840][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.671963][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.672097][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.672226][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.672346][   T38]  kthread (kernel/kthread.c:436)
[   11.672444][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.672604][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.672726][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.672849][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.673003][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.673137][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.673260][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.674453][   T38] ---[ end trace 0000000000000000 ]---
| [   11.685573][   T38] ------------[ cut here ]------------
| [   11.685717][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   11.686497][   T38] Tainted: [W]=WARN
[   11.686642][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.686846][   T38] Workqueue: events_unbound linkwatch_event
[   11.687099][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.687346][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.688048][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.688302][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c474900 RCX: 1ff4000000055f02
[   11.688595][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4749b8
[   11.688787][   T38] RBP: ff1100000c631000 R08: 1fe220000188e938 R09: ff11000001d92ea8
[   11.688972][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.689210][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.689396][   T38] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   11.689629][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.689780][   T38] CR2: 000056159f595d5c CR3: 0000000018d49006 CR4: 0000000000771ef0
[   11.689964][   T38] PKRU: 55555554
[   11.690067][   T38] Call Trace:
[   11.690179][   T38]  <TASK>
[   11.690255][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.690381][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.690512][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.690607][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.690737][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.690902][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.691028][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.691171][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.691297][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.691427][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.691552][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.691684][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.691809][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.691938][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.692074][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.692231][   T38]  kthread (kernel/kthread.c:436)
[   11.692372][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.692732][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.692915][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.693117][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.693376][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.693582][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.693734][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.695470][   T38] ---[ end trace 0000000000000000 ]---
| [   11.702621][  T199] ------------[ cut here ]------------
| [   11.702779][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/199
| [   11.703331][  T199] Tainted: [W]=WARN
[   11.703440][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.703608][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.703786][  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
[   11.704300][  T199] RSP: 0018:ffa0000000577020 EFLAGS: 00010286
[   11.704476][  T199] RAX: 00000000ffffffa6 RBX: ff1100000cf071c0 RCX: 1ff40000000aedca
[   11.704672][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf07278
[   11.704868][  T199] RBP: ff1100000d9e1000 R08: 1fe22000019e0e50 R09: ff11000008d92e58
[   11.705072][  T199] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.705279][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e1ce1
[   11.705483][  T199] FS:  00007fdcdba22840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   11.705716][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.705912][  T199] CR2: 00007fdcdbcf21a0 CR3: 000000000b760005 CR4: 0000000000771ef0
[   11.706138][  T199] PKRU: 55555554
[   11.706238][  T199] Call Trace:
[   11.706338][  T199]  <TASK>
[   11.707131][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.707278][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.707380][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.707585][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[   11.707722][  T199]  ? netif_change_name (net/core/dev.c:1495)
[   11.707858][  T199]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.707994][  T199]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.708155][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.708292][  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))
[   11.708523][  T199]  netif_change_flags (net/core/dev.c:9820)
[   11.708657][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.708799][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.708936][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.709116][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.709318][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.709541][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.709675][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.709811][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.709948][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.710114][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.710251][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.710384][  T199]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.710577][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.710711][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.710844][  T199]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.710980][  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)
[   11.711124][  T199]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.711262][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.711397][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.711600][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.711736][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.711873][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.712008][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.712159][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.712296][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.712515][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.712649][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.712782][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.712919][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.713060][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.713198][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.713332][  T199]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.713475][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.713613][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.713746][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.713880][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.714017][  T199]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.714174][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.714310][  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))
[   11.714447][  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))
[   11.714584][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.714720][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.714854][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.714990][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.715137][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.715274][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.715414][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.715568][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.715702][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.715870][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[   11.716005][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.716158][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.716296][  T199]  ___sys_sendmsg (net/socket.c:2752)
[   11.716446][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.716614][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.716759][  T199]  __sys_sendmsg (net/socket.c:2784)
[   11.716892][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.717025][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.717205][  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)
[   11.717340][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.717481][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.717617][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.717749][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.717884][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.718116][  T199] RIP: 0033:0x7fdcdbc5c08e
[   11.718256][  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
[   11.718744][  T199] RSP: 002b:00007ffec11209e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.718948][  T199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdcdbc5c08e
[   11.719183][  T199] RDX: 0000000000000000 RSI: 00007ffec1120a90 RDI: 0000000000000005
[   11.719395][  T199] RBP: 00007ffec11209f0 R08: 0000000000000000 R09: 0000000000000000
[   11.719603][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb87
[   11.719805][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1121160
| [   11.749995][  T201] hsr2: Slave B (ns2eth2) is not up; please bring it up to get a fully working HSR network
| [   11.751317][  T201] ------------[ cut here ]------------
| [   11.751512][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   11.752128][  T201] Tainted: [W]=WARN
[   11.752280][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.752509][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.752733][  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
[   11.753286][  T201] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   11.753515][  T201] RAX: 00000000ffffffa6 RBX: ff1100000cf06740 RCX: 1ff400000013adca
[   11.753763][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf067f8
[   11.754013][  T201] RBP: ff11000009fa9000 R08: 1fe22000019e0d00 R09: ff110000020d0b58
[   11.754291][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.754654][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fa9ce1
[   11.754982][  T201] FS:  00007f837321b840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.755356][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.755654][  T201] CR2: 000000000ebbc988 CR3: 000000000cfaa001 CR4: 0000000000771ef0
[   11.755951][  T201] PKRU: 55555554
[   11.756112][  T201] Call Trace:
[   11.756262][  T201]  <TASK>
[   11.756379][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.756579][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.756738][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.756918][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   11.757126][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   11.757313][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.757513][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.757695][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.757877][  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))
[   11.758068][  T201]  netif_change_flags (net/core/dev.c:9820)
[   11.758263][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.758474][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.758664][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.758900][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.759102][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.759287][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.759485][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.759673][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.759857][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.760051][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.760245][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.760442][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.760623][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.760805][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.760989][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.761192][  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)
[   11.761375][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.761577][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.761760][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.761949][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.762153][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.762339][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.762549][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.762730][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.762914][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.763113][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.763298][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.763496][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.763679][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.763866][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.764055][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.764243][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.764441][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.764624][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.764806][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.764992][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.765193][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.765378][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.765587][  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))
[   11.765767][  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))
[   11.765957][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.766159][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.766340][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.766538][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.766721][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.766904][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.767102][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.767289][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.767486][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.767698][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.767882][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.768075][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.768271][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.768468][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.768689][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.768881][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.769072][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.769334][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.769607][  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)
[   11.769790][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.769977][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.770182][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.770369][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.770568][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.770783][  T201] RIP: 0033:0x7f837345508e
[   11.770973][  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
[   11.771613][  T201] RSP: 002b:00007ffdde0958c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.771932][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f837345508e
[   11.772296][  T201] RDX: 0000000000000000 RSI: 00007ffdde095970 RDI: 0000000000000005
[   11.772669][  T201] RBP: 00007ffdde0958d0 R08: 0000000000000000 R09: 0000000000000000
[   11.773055][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.773437][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde096040
| [   11.775471][  T201] ---[ end trace 0000000000000000 ]---
| [   11.776573][  T201] ------------[ cut here ]------------
| [   11.776735][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/201
| [   11.777285][  T201] Tainted: [W]=WARN
[   11.777393][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.777582][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.777764][  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
[   11.778286][  T201] RSP: 0018:ffa00000009d6da0 EFLAGS: 00010286
[   11.778474][  T201] RAX: 00000000ffffffa6 RBX: ff1100000dcdc040 RCX: 1ff400000013ad7a
[   11.778689][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dcdc0f8
[   11.778900][  T201] RBP: ff11000009fa9000 R08: 1fe2200001b9b820 R09: ff110000020d0b58
[   11.779121][  T201] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.779333][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.779562][  T201] FS:  00007f837321b840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   11.779813][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.779994][  T201] CR2: 00007fdcdbaef574 CR3: 000000000cfaa006 CR4: 0000000000771ef0
[   11.780254][  T201] PKRU: 55555554
[   11.780360][  T201] Call Trace:
[   11.780475][  T201]  <TASK>
[   11.780552][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.780697][  T201]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.780841][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.780956][  T201]  netif_state_change (net/core/dev.c:1605)
[   11.781112][  T201]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.781292][  T201]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   11.781443][  T201]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   11.781594][  T201]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   11.781773][  T201]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   11.781915][  T201]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   11.782086][  T201]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.782227][  T201]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   11.782368][  T201]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.782518][  T201]  notifier_call_chain (kernel/notifier.c:85)
[   11.782662][  T201]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   11.782808][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   11.782954][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.783109][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.783251][  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))
[   11.783396][  T201]  netif_change_flags (net/core/dev.c:9820)
[   11.783548][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.783691][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.783836][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.784016][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.784171][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.784313][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.784460][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.784604][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.784751][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.784893][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.785042][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.785190][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.785332][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.785481][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.785624][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.785767][  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)
[   11.785911][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.786059][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.786204][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.786345][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.786495][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.786637][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.786776][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.786920][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.787072][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.787218][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.787359][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.787511][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.787652][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.787798][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.787943][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.788092][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.788234][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.788376][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.788522][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.788663][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.788805][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.788948][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.789101][  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))
[   11.789244][  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))
[   11.789386][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.789533][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.789674][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.789817][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.789960][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.790111][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.790253][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.790408][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.790549][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.790724][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.790865][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.791008][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.791157][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.791299][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.791481][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.791633][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.791774][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.791917][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.792106][  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)
[   11.792247][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.792388][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.792540][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.792683][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.792825][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.793002][  T201] RIP: 0033:0x7f837345508e
[   11.793159][  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
[   11.793682][  T201] RSP: 002b:00007ffdde0958c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.793898][  T201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f837345508e
[   11.794119][  T201] RDX: 0000000000000000 RSI: 00007ffdde095970 RDI: 0000000000000005
[   11.794329][  T201] RBP: 00007ffdde0958d0 R08: 0000000000000000 R09: 0000000000000000
[   11.794549][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.794761][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde096040
| [   11.796193][  T201] ---[ end trace 0000000000000000 ]---
| [   11.838458][  T202] ------------[ cut here ]------------
| [   11.838618][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/202
| [   11.839152][  T202] Tainted: [W]=WARN
[   11.839255][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.839454][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.839638][  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
[   11.840138][  T202] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[   11.840314][  T202] RAX: 00000000ffffffa6 RBX: ff1100000dcdcac0 RCX: 1ff4000000124dca
[   11.840523][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dcdcb78
[   11.840721][  T202] RBP: ff11000004f44000 R08: 1fe2200001b9b970 R09: ff1100000b3c8b58
[   11.840989][  T202] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.841277][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f44ce1
[   11.841609][  T202] FS:  00007f9b3b7bd840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.841986][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.842257][  T202] CR2: 0000000028421988 CR3: 000000000cd88005 CR4: 0000000000771ef0
[   11.842583][  T202] PKRU: 55555554
[   11.842747][  T202] Call Trace:
[   11.842908][  T202]  <TASK>
[   11.843021][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.843244][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.843416][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.843633][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   11.843848][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   11.844072][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.844287][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.844615][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.844832][  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))
[   11.845054][  T202]  netif_change_flags (net/core/dev.c:9820)
[   11.845268][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.845581][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.845791][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.846046][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.846241][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.846557][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.846862][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.847064][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.847264][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.847571][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.847780][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.847988][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.848202][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.848518][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.848727][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.848940][  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)
[   11.849155][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.849364][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.849733][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.849949][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.850167][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.850380][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.850743][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.850957][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.851177][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.851384][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.851711][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.851921][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.852138][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.852350][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.852721][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.852934][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.853154][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.853365][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.853709][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.853924][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.854137][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.854347][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.854664][  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))
[   11.854871][  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))
[   11.855090][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.855305][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.855586][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.855796][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.856007][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.856222][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.856441][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.856650][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.856858][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.857128][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.857338][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.857557][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.857767][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.857977][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.858242][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.858483][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.858690][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.858896][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.859169][  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)
[   11.859380][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.859595][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.859803][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.860012][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.860226][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.860490][  T202] RIP: 0033:0x7f9b3b9f708e
[   11.860704][  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
[   11.861457][  T202] RSP: 002b:00007ffff484d360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.861775][  T202] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9b3b9f708e
[   11.862096][  T202] RDX: 0000000000000000 RSI: 00007ffff484d410 RDI: 0000000000000005
[   11.862423][  T202] RBP: 00007ffff484d370 R08: 0000000000000000 R09: 0000000000000000
[   11.862738][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.863055][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff484dae0
| [   11.865164][  T202] ---[ end trace 0000000000000000 ]---
| [   11.866174][   T94] ------------[ cut here ]------------
| [   11.866348][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [   11.866986][   T94] Tainted: [W]=WARN
[   11.867151][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.867363][   T94] Workqueue: events_unbound linkwatch_event
[   11.867590][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.867798][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.868311][   T94] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[   11.868536][   T94] RAX: 00000000ffffffa6 RBX: ff1100000dcddc40 RCX: 1ff4000000098f02
[   11.868770][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dcddcf8
[   11.869001][   T94] RBP: ff11000004f44000 R08: 1fe2200001b9bba0 R09: ff1100000985d1a8
[   11.869250][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.869505][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.869742][   T94] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.870008][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.870228][   T94] CR2: 000056159f595d5c CR3: 000000000dca8005 CR4: 0000000000771ef0
[   11.870476][   T94] PKRU: 55555554
[   11.870627][   T94] Call Trace:
[   11.870770][   T94]  <TASK>
[   11.870881][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.871062][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.871256][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.871416][   T94]  netif_state_change (net/core/dev.c:1605)
[   11.871590][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.871792][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.871968][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.872162][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.872335][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.872523][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.872696][   T94]  process_one_work (kernel/workqueue.c:3314)
[   11.872872][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.873052][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.873236][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.873428][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.873599][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.873771][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.873942][   T94]  kthread (kernel/kthread.c:436)
[   11.874097][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.874312][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.874500][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.874674][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.874879][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.875059][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.875242][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.876935][   T94] ---[ end trace 0000000000000000 ]---
| [   11.878121][   T94] ------------[ cut here ]------------
| [   11.878365][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [   11.879323][   T94] Tainted: [W]=WARN
[   11.879532][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.879824][   T94] Workqueue: events_unbound linkwatch_event
[   11.880140][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.880467][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.881246][   T94] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[   11.881566][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a7a18c0 RCX: 1ff4000000098f02
[   11.881905][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1978
[   11.882262][   T94] RBP: ff11000004f41000 R08: 1fe22000014f4330 R09: ff1100000985d1a8
[   11.882626][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.882971][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.883324][   T94] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   11.883732][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.884025][   T94] CR2: 000056159f595d5c CR3: 0000000018d49004 CR4: 0000000000771ef0
[   11.884371][   T94] PKRU: 55555554
[   11.884586][   T94] Call Trace:
[   11.884775][   T94]  <TASK>
[   11.884930][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.885185][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.885443][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.885643][   T94]  netif_state_change (net/core/dev.c:1605)
[   11.885885][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.886185][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.886455][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.886699][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.886946][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.887210][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.887477][   T94]  process_one_work (kernel/workqueue.c:3314)
[   11.887729][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.887980][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.888238][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.888511][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.888757][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.889007][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.889268][   T94]  kthread (kernel/kthread.c:436)
[   11.889484][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.889787][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.890060][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.890312][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.890629][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.890897][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.891158][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.893437][   T94] ---[ end trace 0000000000000000 ]---
| [   11.913962][  T203] ------------[ cut here ]------------
| [   11.914173][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/203
| [   11.914690][  T203] Tainted: [W]=WARN
[   11.914791][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.914958][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.915172][  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
[   11.915797][  T203] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[   11.915982][  T203] RAX: 00000000ffffffa6 RBX: ff11000004f6b700 RCX: 1ff4000000124dca
[   11.916310][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f6b7b8
[   11.916666][  T203] RBP: ff1100000cb84000 R08: 1fe22000009ed6f8 R09: ff1100000b3cae58
[   11.917015][  T203] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.917353][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb84ce1
[   11.917716][  T203] FS:  00007f1c4219b840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   11.918027][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.918288][  T203] CR2: 000000002d2dc988 CR3: 000000000cd88001 CR4: 0000000000771ef0
[   11.918639][  T203] PKRU: 55555554
[   11.918815][  T203] Call Trace:
[   11.918987][  T203]  <TASK>
[   11.919110][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.919320][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.919597][  T203]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.919832][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[   11.920087][  T203]  ? netif_change_name (net/core/dev.c:1495)
[   11.920316][  T203]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.920691][  T203]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.920935][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.921130][  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))
[   11.921352][  T203]  netif_change_flags (net/core/dev.c:9820)
[   11.921599][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.921765][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.921897][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.922151][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.922329][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.922585][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.922805][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.922999][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.923175][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.923308][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.923453][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.923587][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.923720][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.923852][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.923990][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.924154][  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)
[   11.924287][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.924427][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.924560][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.924693][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.924828][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.924976][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.925128][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.925260][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.925395][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.925535][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.925667][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.925799][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.925934][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.926075][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.926222][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.926355][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.926493][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.926630][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.926760][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.926898][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.927039][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.927230][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.927372][  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))
[   11.927509][  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))
[   11.927642][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.927774][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.927906][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.928047][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.928184][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.928320][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.928461][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.928594][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.928726][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.928891][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[   11.929026][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.929171][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.929304][  T203]  ___sys_sendmsg (net/socket.c:2752)
[   11.929440][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.929606][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.929746][  T203]  __sys_sendmsg (net/socket.c:2784)
[   11.929877][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.930011][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.930187][  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)
[   11.930318][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.930456][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.930589][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.930720][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.930852][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.931017][  T203] RIP: 0033:0x7f1c423d508e
[   11.931161][  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
[   11.931636][  T203] RSP: 002b:00007ffe12720cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.931835][  T203] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c423d508e
[   11.932041][  T203] RDX: 0000000000000000 RSI: 00007ffe12720d70 RDI: 0000000000000005
[   11.932240][  T203] RBP: 00007ffe12720cd0 R08: 0000000000000000 R09: 0000000000000000
[   11.932442][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   11.932639][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe12721440
| [   11.934117][  T203] ---[ end trace 0000000000000000 ]---
| [   11.935528][   T57] ------------[ cut here ]------------
| [   11.935742][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/57
| [   11.936621][   T57] Tainted: [W]=WARN
[   11.936776][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.937039][   T57] Workqueue: events_unbound linkwatch_event
[   11.937306][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.937589][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.938307][   T57] RSP: 0018:ffa00000003df760 EFLAGS: 00010286
[   11.938572][   T57] RAX: 00000000ffffffa6 RBX: ff1100000a7a1540 RCX: 1ff400000007beb2
[   11.938868][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a15f8
[   11.939176][   T57] RBP: ff11000009fa9000 R08: 1fe22000014f42c0 R09: ff110000051c51a8
[   11.939490][   T57] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.939791][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.940097][   T57] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.940470][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.940716][   T57] CR2: 00007f1c4258a000 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   11.941023][   T57] PKRU: 55555554
[   11.941179][   T57] Call Trace:
[   11.941330][   T57]  <TASK>
[   11.941443][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.941649][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.941850][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.942006][   T57]  netif_state_change (net/core/dev.c:1605)
[   11.942216][   T57]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.942430][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.942688][   T57]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.942885][   T57]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[   11.943098][   T57]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   11.943307][   T57]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   11.943523][   T57]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.943774][   T57]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   11.944029][   T57]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   11.944233][   T57]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   11.944444][   T57]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   11.944674][   T57]  notifier_call_chain (kernel/notifier.c:85)
[   11.944885][   T57]  netif_state_change (net/core/dev.c:1603)
[   11.945096][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.945343][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.945718][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.945919][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.946130][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.946332][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.946699][   T57]  process_one_work (kernel/workqueue.c:3314)
[   11.946908][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.947122][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.947334][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.947684][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.947886][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.948096][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.948303][   T57]  kthread (kernel/kthread.c:436)
[   11.948607][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.948854][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.949069][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.949275][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.949676][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.949877][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.950086][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.952475][   T57] ---[ end trace 0000000000000000 ]---
| [   11.952813][   T57] ------------[ cut here ]------------
| [   11.952995][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/57
| [   11.953824][   T57] Tainted: [W]=WARN
[   11.953965][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.954221][   T57] Workqueue: events_unbound linkwatch_event
[   11.954479][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.954733][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.955418][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   11.955658][   T57] RAX: 00000000ffffffa6 RBX: ff11000004f68040 RCX: 1ff400000007bf02
[   11.955943][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f680f8
[   11.956233][   T57] RBP: ff1100000d9e1000 R08: 1fe22000009ed020 R09: ff110000051c51a8
[   11.956523][   T57] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.956807][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.957103][   T57] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.957441][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.957677][   T57] CR2: 00007f1c4258a000 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   11.957962][   T57] PKRU: 55555554
[   11.958108][   T57] Call Trace:
[   11.958246][   T57]  <TASK>
[   11.958344][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.958554][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.958749][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.958895][   T57]  netif_state_change (net/core/dev.c:1605)
[   11.959092][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.959343][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.959552][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.959747][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.959947][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.960143][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.960331][   T57]  process_one_work (kernel/workqueue.c:3314)
[   11.960542][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.960730][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.960926][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.961126][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.961330][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.961532][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.961722][   T57]  kthread (kernel/kthread.c:436)
[   11.961862][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.962110][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.962297][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.962500][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.962739][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.962953][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.963154][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.964970][   T57] ---[ end trace 0000000000000000 ]---
| [   11.965944][   T57] ------------[ cut here ]------------
| [   11.966150][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/57
| [   11.966960][   T57] Tainted: [W]=WARN
[   11.967115][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.967348][   T57] Workqueue: events_unbound linkwatch_event
[   11.967772][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.968028][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.968709][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   11.968954][   T57] RAX: 00000000ffffffa6 RBX: ff11000004f68740 RCX: 1ff400000007bf02
[   11.969241][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f687f8
[   11.969534][   T57] RBP: ff11000009fa9000 R08: 1fe22000009ed100 R09: ff110000051c51a8
[   11.969822][   T57] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.970116][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.970417][   T57] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   11.970748][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.970988][   T57] CR2: 00007f1c4258a000 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   11.971285][   T57] PKRU: 55555554
[   11.971447][   T57] Call Trace:
[   11.971598][   T57]  <TASK>
[   11.971700][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.971893][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.972092][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.972233][   T57]  netif_state_change (net/core/dev.c:1605)
[   11.972442][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.972692][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.972877][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.973077][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.973276][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.973486][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.973679][   T57]  process_one_work (kernel/workqueue.c:3314)
[   11.973875][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.974207][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.974422][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.974746][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.974934][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.975271][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.975473][   T57]  kthread (kernel/kthread.c:436)
[   11.975614][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.975851][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.976057][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.976252][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.976499][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.976823][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.977162][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.995352][  T204] hsr3: Slave B (ns3eth2) is not up; please bring it up to get a fully working HSR network
| [   11.995807][  T204] ------------[ cut here ]------------
| [   11.995989][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [   11.996620][  T204] Tainted: [W]=WARN
[   11.996768][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.996988][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.997229][  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
[   11.997855][  T204] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[   11.998172][  T204] RAX: 00000000ffffffa6 RBX: ff1100000dc06200 RCX: 1ff4000000124dca
[   11.998528][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dc062b8
[   11.998869][  T204] RBP: ff110000075f9000 R08: 1fe2200001b80c58 R09: ff1100000b3cd158
[   11.999215][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.999551][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000075f9ce1
[   11.999804][  T204] FS:  00007f8a2db0f840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   12.000099][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.000318][  T204] CR2: 000000002f04f988 CR3: 000000000cb41003 CR4: 0000000000771ef0
[   12.000578][  T204] PKRU: 55555554
[   12.000725][  T204] Call Trace:
[   12.000872][  T204]  <TASK>
[   12.000995][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.001197][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.001348][  T204]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.001543][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[   12.001726][  T204]  ? netif_change_name (net/core/dev.c:1495)
[   12.001909][  T204]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.002123][  T204]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.002309][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.002509][  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))
[   12.002693][  T204]  netif_change_flags (net/core/dev.c:9820)
[   12.002876][  T204]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.003069][  T204]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.003261][  T204]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.003487][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.003672][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.003855][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.004046][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.004240][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.004437][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.004619][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.004801][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.004989][  T204]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.005195][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.005377][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.005574][  T204]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.005762][  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)
[   12.005945][  T204]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.006148][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.006332][  T204]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.006540][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.006727][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.006911][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.007107][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.007291][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.007489][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.007669][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.007853][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.008047][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.008240][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.008435][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.008621][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.008801][  T204]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.008982][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.009185][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.009369][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.009567][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.009748][  T204]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.009931][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.010133][  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))
[   12.010317][  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))
[   12.010517][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.010701][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.010886][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.011080][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.011276][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.011476][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.011659][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.011841][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.012023][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.012261][  T204]  ? move_addr_to_kernel (net/socket.c:258)
[   12.012456][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.012646][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.012833][  T204]  ___sys_sendmsg (net/socket.c:2752)
[   12.013020][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.013274][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.013481][  T204]  __sys_sendmsg (net/socket.c:2784)
[   12.013670][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.013850][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.014077][  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)
[   12.014269][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.014468][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.014651][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.014833][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.015016][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.015255][  T204] RIP: 0033:0x7f8a2dd4908e
[   12.015454][  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
[   12.015975][  T204] RSP: 002b:00007ffd04f5fe30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.016247][  T204] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a2dd4908e
[   12.016507][  T204] RDX: 0000000000000000 RSI: 00007ffd04f5fee0 RDI: 0000000000000005
[   12.016755][  T204] RBP: 00007ffd04f5fe40 R08: 0000000000000000 R09: 0000000000000000
[   12.017005][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb88
[   12.017273][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04f605b0
| [   12.018999][  T204] ---[ end trace 0000000000000000 ]---
| [   12.087063][  T175] ------------[ cut here ]------------
| [   12.087296][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/175
| [   12.088108][  T175] Tainted: [W]=WARN
[   12.088217][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.088376][  T175] Workqueue: events_unbound linkwatch_event
[   12.088613][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.088879][  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
[   12.089463][  T175] RSP: 0018:ffa00000007b79e0 EFLAGS: 00010286
[   12.089695][  T175] RAX: 00000000ffffffa6 RBX: ff11000004f8f540 RCX: 1ff40000000f6f02
[   12.089886][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f5f8
[   12.090102][  T175] RBP: ff11000005e29000 R08: 1fe22000009f1ec0 R09: ff1100000ca68ba8
[   12.090416][  T175] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.090717][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.090974][  T175] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   12.091530][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.091796][  T175] CR2: 00005615d9123ba8 CR3: 000000000da93004 CR4: 0000000000771ef0
[   12.092101][  T175] PKRU: 55555554
[   12.092265][  T175] Call Trace:
[   12.092458][  T175]  <TASK>
[   12.092583][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.092795][  T175]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.093029][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.093205][  T175]  netif_state_change (net/core/dev.c:1605)
[   12.093435][  T175]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.093688][  T175]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.093872][  T175]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.094046][  T175]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.094234][  T175]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.094468][  T175]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.094755][  T175]  process_one_work (kernel/workqueue.c:3314)
[   12.094928][  T175]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.095061][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.095250][  T175]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.095387][  T175]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.095583][  T175]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.095728][  T175]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.095852][  T175]  kthread (kernel/kthread.c:436)
[   12.095947][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.096158][  T175]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.096319][  T175]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.096520][  T175]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.096732][  T175]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.096917][  T175]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.097054][  T175]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.098745][  T175] ---[ end trace 0000000000000000 ]---
| [   12.099837][  T175] ------------[ cut here ]------------
| [   12.100054][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/175
| [   12.100842][  T175] Tainted: [W]=WARN
[   12.101012][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.101276][  T175] Workqueue: events_unbound linkwatch_event
[   12.101458][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.101734][  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
[   12.102237][  T175] RSP: 0018:ffa00000007b79e0 EFLAGS: 00010286
[   12.102480][  T175] RAX: 00000000ffffffa6 RBX: ff11000004f8fc40 RCX: 1ff40000000f6f02
[   12.102800][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8fcf8
[   12.103103][  T175] RBP: ff1100000cb84000 R08: 1fe22000009f1fa0 R09: ff1100000ca68ba8
[   12.103422][  T175] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.103643][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.103828][  T175] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   12.104051][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.104245][  T175] CR2: 00005615d9123ba8 CR3: 000000000da93004 CR4: 0000000000771ef0
[   12.104516][  T175] PKRU: 55555554
[   12.104658][  T175] Call Trace:
[   12.104822][  T175]  <TASK>
[   12.104931][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.105074][  T175]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.105234][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.105401][  T175]  netif_state_change (net/core/dev.c:1605)
[   12.105644][  T175]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.105844][  T175]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.105991][  T175]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.106215][  T175]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.106441][  T175]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.106605][  T175]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.106810][  T175]  process_one_work (kernel/workqueue.c:3314)
[   12.106979][  T175]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.107141][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.107356][  T175]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.107511][  T175]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.107633][  T175]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.107800][  T175]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.107953][  T175]  kthread (kernel/kthread.c:436)
[   12.108052][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.108273][  T175]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.108419][  T175]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.108543][  T175]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.108723][  T175]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.108909][  T175]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.109116][  T175]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.110858][  T175] ---[ end trace 0000000000000000 ]---
| [   27.516171][  T339] ------------[ cut here ]------------
| [   27.516392][  T339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/339
| [   27.517039][  T339] Tainted: [W]=WARN
[   27.517208][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.517442][  T339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.517672][  T339] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.518273][  T339] RSP: 0018:ffa0000000cd7080 EFLAGS: 00010286
[   27.518528][  T339] RAX: 00000000ffffffa6 RBX: ff1100000963be00 RCX: 1ff400000019add6
[   27.518801][  T339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963beb8
[   27.519058][  T339] RBP: ff1100000c631000 R08: 1fe22000012c77d8 R09: ff1100000cd3d180
[   27.519352][  T339] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.519625][  T339] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   27.519882][  T339] FS:  00007f8617025840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   27.520211][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.520449][  T339] CR2: 00007f861721e460 CR3: 000000000cbcb005 CR4: 0000000000771ef0
[   27.520716][  T339] PKRU: 55555554
[   27.520870][  T339] Call Trace:
[   27.521024][  T339]  <TASK>
[   27.521161][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.521355][  T339]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.521561][  T339]  notifier_call_chain (kernel/notifier.c:85)
[   27.521752][  T339]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.521942][  T339]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.522147][  T339]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   27.522341][  T339]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.522543][  T339]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.522732][  T339]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.522923][  T339]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.523128][  T339]  register_vlan_dev (net/8021q/vlan.c:183)
[   27.523322][  T339]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   27.523537][  T339]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   27.523727][  T339]  ? nla_strscpy (lib/nlattr.c:795)
[   27.523933][  T339]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.524146][  T339]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.524336][  T339]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.524541][  T339]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.524747][  T339]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.524939][  T339]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.525147][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.525343][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.525565][  T339]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.525757][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.525945][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.526158][  T339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.526351][  T339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.526574][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.526764][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.526954][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.527154][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.527343][  T339]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.527545][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.527734][  T339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.527925][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.528125][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.528317][  T339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.528519][  T339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.528707][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.528895][  T339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.529090][  T339]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.529293][  T339]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.529495][  T339]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.529700][  T339]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.529887][  T339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.530123][  T339]  ? move_addr_to_kernel (net/socket.c:258)
[   27.530319][  T339]  ___sys_sendmsg (net/socket.c:2752)
[   27.530526][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.530713][  T339]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.530906][  T339]  ? 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))
[   27.531103][  T339]  __sys_sendmsg (net/socket.c:2784)
[   27.531301][  T339]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.531510][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.531700][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.531904][  T339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.532095][  T339]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.532296][  T339]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.532500][  T339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.532724][  T339] RIP: 0033:0x7f861725f08e
[   27.532918][  T339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.533506][  T339] RSP: 002b:00007ffe924d5c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.533765][  T339] RAX: ffffffffffffffda RBX: 00007ffe924d6420 RCX: 00007f861725f08e
[   27.534021][  T339] RDX: 0000000000000000 RSI: 00007ffe924d5d10 RDI: 0000000000000005
[   27.534291][  T339] RBP: 00007ffe924d5c70 R08: 0000000000000000 R09: 0000000000000000
[   27.534557][  T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.534811][  T339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe924d63e0
| [   27.536630][  T339] ---[ end trace 0000000000000000 ]---
| [   27.536962][  T339] ------------[ cut here ]------------
| [   27.537157][  T339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/339
| [   27.537782][  T339] Tainted: [W]=WARN
[   27.537933][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.538172][  T339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.539058][  T339] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.539724][  T339] RSP: 0018:ffa0000000cd71a0 EFLAGS: 00010286
[   27.540019][  T339] RAX: 00000000ffffffa6 RBX: ff1100000963ae40 RCX: 1ff400000019adfa
[   27.540301][  T339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963aef8
[   27.540566][  T339] RBP: ff11000008424000 R08: 1fe22000012c75e0 R09: ff1100000cd3d180
[   27.540836][  T339] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.541091][  T339] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.541366][  T339] FS:  00007f8617025840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   27.541665][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.541884][  T339] CR2: 00007f861721e460 CR3: 000000000cbcb005 CR4: 0000000000771ef0
[   27.542164][  T339] PKRU: 55555554
[   27.542315][  T339] Call Trace:
[   27.542478][  T339]  <TASK>
[   27.542596][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.542781][  T339]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.543060][  T339]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.543226][  T339]  __dev_notify_flags (net/core/dev.c:9787)
[   27.543427][  T339]  ? netdev_update_features (net/core/dev.c:11098)
[   27.543617][  T339]  ? netif_change_name (net/core/dev.c:1495)
[   27.543897][  T339]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.544098][  T339]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   27.544308][  T339]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   27.544515][  T339]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.544792][  T339]  ? nla_strscpy (lib/nlattr.c:795)
[   27.544979][  T339]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.545185][  T339]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.545371][  T339]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.545660][  T339]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.545869][  T339]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.546063][  T339]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.546268][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.546468][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.546659][  T339]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.546850][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.547036][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.547332][  T339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.547531][  T339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.547733][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.547922][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.548220][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.548418][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.548604][  T339]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.548788][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.549065][  T339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.549268][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.549469][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.549656][  T339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.549933][  T339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.550131][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.550318][  T339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.550520][  T339]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.550793][  T339]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.550982][  T339]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.551198][  T339]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.551383][  T339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.551716][  T339]  ? move_addr_to_kernel (net/socket.c:258)
[   27.551906][  T339]  ___sys_sendmsg (net/socket.c:2752)
[   27.552100][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.552300][  T339]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.552511][  T339]  ? 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))
[   27.552701][  T339]  __sys_sendmsg (net/socket.c:2784)
[   27.552913][  T339]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.553116][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.553394][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.553596][  T339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.553780][  T339]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.553968][  T339]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.554275][  T339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.554506][  T339] RIP: 0033:0x7f861725f08e
[   27.554697][  T339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.555351][  T339] RSP: 002b:00007ffe924d5c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.555623][  T339] RAX: ffffffffffffffda RBX: 00007ffe924d6420 RCX: 00007f861725f08e
[   27.555966][  T339] RDX: 0000000000000000 RSI: 00007ffe924d5d10 RDI: 0000000000000005
[   27.556262][  T339] RBP: 00007ffe924d5c70 R08: 0000000000000000 R09: 0000000000000000
[   27.556616][  T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.556870][  T339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe924d63e0
| [   27.558800][  T339] ---[ end trace 0000000000000000 ]---
| [   27.590298][  T340] ------------[ cut here ]------------
| [   27.590476][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/340
| [   27.591000][  T340] Tainted: [W]=WARN
[   27.591116][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.591294][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.591480][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.591975][  T340] RSP: 0018:ffa0000000c57080 EFLAGS: 00010286
[   27.592165][  T340] RAX: 00000000ffffffa6 RBX: ff1100000a79c740 RCX: 1ff400000018add6
[   27.592374][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79c7f8
[   27.592604][  T340] RBP: ff11000009fa9000 R08: 1fe22000014f3900 R09: ff1100000c642e80
[   27.592821][  T340] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.593044][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   27.593266][  T340] FS:  00007ffb99533840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   27.593519][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.593695][  T340] CR2: 00007ffb9972c460 CR3: 0000000008fb2003 CR4: 0000000000771ef0
[   27.593906][  T340] PKRU: 55555554
[   27.594012][  T340] Call Trace:
[   27.594131][  T340]  <TASK>
[   27.594202][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.594342][  T340]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.594485][  T340]  notifier_call_chain (kernel/notifier.c:85)
[   27.594627][  T340]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.594772][  T340]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.594909][  T340]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   27.595055][  T340]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.595203][  T340]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.595344][  T340]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.595486][  T340]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.595628][  T340]  register_vlan_dev (net/8021q/vlan.c:183)
[   27.595768][  T340]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   27.595908][  T340]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   27.596050][  T340]  ? nla_strscpy (lib/nlattr.c:795)
[   27.596208][  T340]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.596364][  T340]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.596515][  T340]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.596655][  T340]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.596850][  T340]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.597008][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.597177][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.597319][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.597463][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.597605][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.597745][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.597884][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.598024][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.598171][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.598310][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.598455][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.598594][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.598734][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.598874][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.599016][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.599166][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.599304][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.599449][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.599589][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.599729][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.599868][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.600008][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.600157][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.600308][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.600483][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.600625][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.600810][  T340]  ? move_addr_to_kernel (net/socket.c:258)
[   27.600976][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   27.601136][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.601305][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.601456][  T340]  ? 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))
[   27.601603][  T340]  __sys_sendmsg (net/socket.c:2784)
[   27.601744][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.601886][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.602036][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.602199][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.602367][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.602516][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.602658][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.602835][  T340] RIP: 0033:0x7ffb9976d08e
[   27.602983][  T340] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.603495][  T340] RSP: 002b:00007ffdee376740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.603705][  T340] RAX: ffffffffffffffda RBX: 00007ffdee376f00 RCX: 00007ffb9976d08e
[   27.603915][  T340] RDX: 0000000000000000 RSI: 00007ffdee3767f0 RDI: 0000000000000005
[   27.604131][  T340] RBP: 00007ffdee376750 R08: 0000000000000000 R09: 0000000000000000
[   27.604353][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.604608][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdee376ec0
| [   27.606039][  T340] ---[ end trace 0000000000000000 ]---
| [   27.606296][  T340] ------------[ cut here ]------------
| [   27.606435][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/340
| [   27.606946][  T340] Tainted: [W]=WARN
[   27.607048][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.607228][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.607413][  T340] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.607920][  T340] RSP: 0018:ffa0000000c571a0 EFLAGS: 00010286
[   27.608095][  T340] RAX: 00000000ffffffa6 RBX: ff1100000a79ce40 RCX: 1ff400000018adfa
[   27.608304][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79cef8
[   27.608512][  T340] RBP: ff11000008d41000 R08: 1fe22000014f39e0 R09: ff1100000c642e80
[   27.608722][  T340] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   27.608926][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.609140][  T340] FS:  00007ffb99533840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   27.609378][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.609556][  T340] CR2: 00007ffb9972c460 CR3: 0000000008fb2003 CR4: 0000000000771ef0
[   27.609761][  T340] PKRU: 55555554
[   27.609863][  T340] Call Trace:
[   27.609966][  T340]  <TASK>
[   27.610036][  T340]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.610184][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.610322][  T340]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.610433][  T340]  __dev_notify_flags (net/core/dev.c:9787)
[   27.610571][  T340]  ? netdev_update_features (net/core/dev.c:11098)
[   27.610708][  T340]  ? netif_change_name (net/core/dev.c:1495)
[   27.610845][  T340]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.610981][  T340]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   27.611131][  T340]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   27.611271][  T340]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.611413][  T340]  ? nla_strscpy (lib/nlattr.c:795)
[   27.611551][  T340]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.611703][  T340]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.611859][  T340]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.611999][  T340]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.612151][  T340]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.612292][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.612436][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.612582][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.612718][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.612858][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.612996][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.613155][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.613305][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.613454][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.613595][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.613733][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.613868][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.614006][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.614156][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.614292][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.614438][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.614598][  T340]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.614740][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.614880][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.615018][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.615168][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.615306][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.615448][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.615588][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.615728][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.615867][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.616038][  T340]  ? move_addr_to_kernel (net/socket.c:258)
[   27.616200][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   27.616336][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.616485][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.616629][  T340]  ? 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))
[   27.616768][  T340]  __sys_sendmsg (net/socket.c:2784)
[   27.616925][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.617081][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.617225][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.617372][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.617530][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.617682][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.617820][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.617989][  T340] RIP: 0033:0x7ffb9976d08e
[   27.618152][  T340] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.618654][  T340] RSP: 002b:00007ffdee376740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.618859][  T340] RAX: ffffffffffffffda RBX: 00007ffdee376f00 RCX: 00007ffb9976d08e
[   27.619068][  T340] RDX: 0000000000000000 RSI: 00007ffdee3767f0 RDI: 0000000000000005
[   27.619290][  T340] RBP: 00007ffdee376750 R08: 0000000000000000 R09: 0000000000000000
[   27.619498][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.619701][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdee376ec0
| [   27.621118][  T340] ---[ end trace 0000000000000000 ]---
| [   27.659363][  T341] ------------[ cut here ]------------
| [   27.659585][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/341
| [   27.660222][  T341] Tainted: [W]=WARN
[   27.660374][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.660608][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.660836][  T341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.661388][  T341] RSP: 0018:ffa0000000cd7080 EFLAGS: 00010286
[   27.661627][  T341] RAX: 00000000ffffffa6 RBX: ff11000004f8eac0 RCX: 1ff400000019add6
[   27.662360][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8eb78
[   27.662675][  T341] RBP: ff110000075f9000 R08: 1fe22000009f1d70 R09: ff1100000c645180
[   27.662935][  T341] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.663224][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   27.663507][  T341] FS:  00007f2e74e8d840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   27.663801][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.664027][  T341] CR2: 000000000042e5e0 CR3: 000000000cbcb001 CR4: 0000000000771ef0
[   27.664302][  T341] PKRU: 55555554
[   27.664466][  T341] Call Trace:
[   27.664617][  T341]  <TASK>
[   27.664738][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.664940][  T341]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.665154][  T341]  notifier_call_chain (kernel/notifier.c:85)
[   27.665344][  T341]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.665547][  T341]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.665731][  T341]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   27.665938][  T341]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.666147][  T341]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.666344][  T341]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.666549][  T341]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.666736][  T341]  register_vlan_dev (net/8021q/vlan.c:183)
[   27.666925][  T341]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   27.667128][  T341]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   27.667332][  T341]  ? nla_strscpy (lib/nlattr.c:795)
[   27.667533][  T341]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.667723][  T341]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.667915][  T341]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.668114][  T341]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.668308][  T341]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.668512][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.668703][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.668889][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.669077][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.669285][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.669488][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.669676][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.669865][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.670063][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.670276][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.670479][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.670666][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.670855][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.671066][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.671275][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.671481][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.671676][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.671870][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.672058][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.672276][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.672492][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.672683][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.672878][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.673069][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.673329][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.673527][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.673748][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   27.673942][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   27.674150][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.674342][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.674574][  T341]  ? 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))
[   27.674765][  T341]  __sys_sendmsg (net/socket.c:2784)
[   27.674953][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.675161][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.675347][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.675550][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.675736][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.675922][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.676122][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.676343][  T341] RIP: 0033:0x7f2e750c708e
[   27.676549][  T341] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.677116][  T341] RSP: 002b:00007ffef8f17eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.677375][  T341] RAX: ffffffffffffffda RBX: 00007ffef8f18670 RCX: 00007f2e750c708e
[   27.677640][  T341] RDX: 0000000000000000 RSI: 00007ffef8f17f60 RDI: 0000000000000005
[   27.677915][  T341] RBP: 00007ffef8f17ec0 R08: 0000000000000000 R09: 0000000000000000
[   27.678191][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.678455][  T341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef8f18630
| [   27.680254][  T341] ---[ end trace 0000000000000000 ]---
| [   27.680566][  T341] ------------[ cut here ]------------
| [   27.680740][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/341
| [   27.681354][  T341] Tainted: [W]=WARN
[   27.681520][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.681735][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.681962][  T341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.682539][  T341] RSP: 0018:ffa0000000cd71a0 EFLAGS: 00010286
[   27.682761][  T341] RAX: 00000000ffffffa6 RBX: ff11000004f8ee40 RCX: 1ff400000019adfa
[   27.683009][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8eef8
[   27.683278][  T341] RBP: ff1100000860c000 R08: 1fe22000009f1de0 R09: ff1100000c645180
[   27.683541][  T341] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.683793][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.684055][  T341] FS:  00007f2e74e8d840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   27.684353][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.684589][  T341] CR2: 000000000042e5e0 CR3: 000000000cbcb001 CR4: 0000000000771ef0
[   27.684842][  T341] PKRU: 55555554
[   27.684993][  T341] Call Trace:
[   27.685159][  T341]  <TASK>
[   27.685276][  T341]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   27.685481][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.685667][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.685857][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.686020][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   27.686235][  T341]  ? netdev_update_features (net/core/dev.c:11098)
[   27.686444][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   27.686627][  T341]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.686808][  T341]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   27.686994][  T341]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   27.687197][  T341]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.687381][  T341]  ? nla_strscpy (lib/nlattr.c:795)
[   27.687592][  T341]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.687781][  T341]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.687964][  T341]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.688166][  T341]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.688373][  T341]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.688577][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.688765][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.688947][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.689157][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.689350][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.689551][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.689735][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.689919][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.690115][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.690302][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.690502][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.690688][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.690873][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.691056][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.691256][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.691456][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.691641][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.691841][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.692026][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.692231][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.692430][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.692622][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.692810][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.692998][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.693227][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.693425][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.693647][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   27.693835][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   27.694027][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.694243][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.694447][  T341]  ? 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))
[   27.694631][  T341]  __sys_sendmsg (net/socket.c:2784)
[   27.694816][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.695006][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.695221][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.695420][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.695608][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.695795][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.696003][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.696237][  T341] RIP: 0033:0x7f2e750c708e
[   27.696439][  T341] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.696964][  T341] RSP: 002b:00007ffef8f17eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.697266][  T341] RAX: ffffffffffffffda RBX: 00007ffef8f18670 RCX: 00007f2e750c708e
[   27.697531][  T341] RDX: 0000000000000000 RSI: 00007ffef8f17f60 RDI: 0000000000000005
[   27.697784][  T341] RBP: 00007ffef8f17ec0 R08: 0000000000000000 R09: 0000000000000000
[   27.698048][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb97
[   27.698326][  T341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef8f18630
| [   27.700067][  T341] ---[ end trace 0000000000000000 ]---
| [   27.903903][  T348] ------------[ cut here ]------------
| [   27.904082][  T348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/348
| [   27.904626][  T348] Tainted: [W]=WARN
[   27.904727][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.904897][  T348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.905078][  T348] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.905568][  T348] RSP: 0018:ffa0000000d57020 EFLAGS: 00010286
[   27.905737][  T348] RAX: 00000000ffffffa6 RBX: ff1100000b455380 RCX: 1ff40000001aadca
[   27.905949][  T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b455438
[   27.906161][  T348] RBP: ff11000008424000 R08: 1fe220000168aa88 R09: ff1100000cec2e58
[   27.906360][  T348] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.906564][  T348] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008424ce1
[   27.906785][  T348] FS:  00007fc347c4a840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   27.907023][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.907200][  T348] CR2: 0000000038bb8988 CR3: 0000000008fb2004 CR4: 0000000000771ef0
[   27.907489][  T348] PKRU: 55555554
[   27.907591][  T348] Call Trace:
[   27.907691][  T348]  <TASK>
[   27.907760][  T348]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.907895][  T348]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.907997][  T348]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.908143][  T348]  __dev_notify_flags (net/core/dev.c:9787)
[   27.908277][  T348]  ? netif_change_name (net/core/dev.c:1495)
[   27.908414][  T348]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.908552][  T348]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.908685][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.908819][  T348]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.908956][  T348]  netif_change_flags (net/core/dev.c:9820)
[   27.909092][  T348]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.909240][  T348]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.909373][  T348]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.909545][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.909678][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.909811][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.909946][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.910086][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.910227][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.910359][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.910554][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.910688][  T348]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.910820][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.910956][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.911092][  T348]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.911230][  T348]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.911364][  T348]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.911553][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.911687][  T348]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.911822][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.911958][  T348]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.912097][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.912240][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.912372][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.912564][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.912713][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.912845][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.912982][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.913151][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.913284][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.913421][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.913553][  T348]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.913684][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.913817][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.913950][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.914093][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.914237][  T348]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.914370][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.914513][  T348]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.914645][  T348]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.914779][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.914912][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.915051][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.915193][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.915328][  T348]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.915467][  T348]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.915603][  T348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.915736][  T348]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.915867][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.916032][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   27.916177][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.916310][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.916448][  T348]  ___sys_sendmsg (net/socket.c:2752)
[   27.916581][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.916746][  T348]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.916888][  T348]  __sys_sendmsg (net/socket.c:2784)
[   27.917022][  T348]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.917163][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.917330][  T348]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.917467][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.917605][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.917739][  T348]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.917874][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.918007][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.918186][  T348] RIP: 0033:0x7fc347e8408e
[   27.918322][  T348] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.918816][  T348] RSP: 002b:00007fff1297fa20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.919023][  T348] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc347e8408e
[   27.919232][  T348] RDX: 0000000000000000 RSI: 00007fff1297fad0 RDI: 0000000000000005
[   27.919436][  T348] RBP: 00007fff1297fa30 R08: 0000000000000000 R09: 0000000000000000
[   27.919641][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   27.919838][  T348] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff129801a0
| [   27.921192][  T348] ---[ end trace 0000000000000000 ]---
| [   27.946300][  T349] ------------[ cut here ]------------
| [   27.946476][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/349
| [   27.946975][  T349] Tainted: [W]=WARN
[   27.947077][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.947254][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.947497][  T349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.947967][  T349] RSP: 0018:ffa0000000d67020 EFLAGS: 00010286
[   27.948146][  T349] RAX: 00000000ffffffa6 RBX: ff1100000c5c9a80 RCX: 1ff40000001acdca
[   27.948345][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9b38
[   27.948598][  T349] RBP: ff11000008d41000 R08: 1fe22000018b9368 R09: ff1100000cf92e58
[   27.948796][  T349] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.948996][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d41ce1
[   27.949209][  T349] FS:  00007f8b3e4dd840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   27.949474][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.949644][  T349] CR2: 000000000a176988 CR3: 000000000cbcb001 CR4: 0000000000771ef0
[   27.949841][  T349] PKRU: 55555554
[   27.949943][  T349] Call Trace:
[   27.950043][  T349]  <TASK>
[   27.950122][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.950258][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.950374][  T349]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.950512][  T349]  __dev_notify_flags (net/core/dev.c:9787)
[   27.950648][  T349]  ? netif_change_name (net/core/dev.c:1495)
[   27.950781][  T349]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.950916][  T349]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.951048][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.951191][  T349]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.951328][  T349]  netif_change_flags (net/core/dev.c:9820)
[   27.951469][  T349]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.951604][  T349]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.951738][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.951906][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.952039][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.952184][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.952317][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.952458][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.952601][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.952734][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.952872][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.953006][  T349]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.953149][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.953282][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.953418][  T349]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.953553][  T349]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.953687][  T349]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.953819][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.953955][  T349]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.954097][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.954243][  T349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.954378][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.954515][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.954648][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.954782][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.954918][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.955052][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.955198][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.955333][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.955475][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.955608][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.955742][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.955875][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.956014][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.956155][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.956289][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.956428][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   27.956561][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.956696][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.956829][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.956969][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.957115][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.957250][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.957384][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.957533][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.957671][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.957806][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.957939][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.958076][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.958251][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   27.958387][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.958543][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.958678][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   27.958812][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.958976][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.959134][  T349]  __sys_sendmsg (net/socket.c:2784)
[   27.959270][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.959410][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.959579][  T349]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.959712][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.959847][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.959981][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.960124][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.960259][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.960430][  T349] RIP: 0033:0x7f8b3e71708e
[   27.960571][  T349] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.961047][  T349] RSP: 002b:00007ffec7d2a080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.961260][  T349] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b3e71708e
[   27.961465][  T349] RDX: 0000000000000000 RSI: 00007ffec7d2a130 RDI: 0000000000000005
[   27.961665][  T349] RBP: 00007ffec7d2a090 R08: 0000000000000000 R09: 0000000000000000
[   27.961864][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   27.962064][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec7d2a800
| [   27.963424][  T349] ---[ end trace 0000000000000000 ]---
| [   27.996217][  T350] ------------[ cut here ]------------
| [   27.996378][  T350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/350
| [   27.996909][  T350] Tainted: [W]=WARN
[   27.997010][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.997189][  T350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.997363][  T350] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.997846][  T350] RSP: 0018:ffa0000000d77020 EFLAGS: 00010286
[   27.998016][  T350] RAX: 00000000ffffffa6 RBX: ff11000009e9e740 RCX: 1ff40000001aedca
[   27.998287][  T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9e7f8
[   27.998575][  T350] RBP: ff1100000860c000 R08: 1fe22000013d3d00 R09: ff1100000cf95158
[   27.998789][  T350] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.998988][  T350] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000860cce1
[   27.999204][  T350] FS:  00007f8785cbd840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   27.999530][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.999702][  T350] CR2: 000000000fe1b988 CR3: 0000000008fb2006 CR4: 0000000000771ef0
[   27.999903][  T350] PKRU: 55555554
[   28.000006][  T350] Call Trace:
[   28.000117][  T350]  <TASK>
[   28.000188][  T350]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.000325][  T350]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.000516][  T350]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.000652][  T350]  __dev_notify_flags (net/core/dev.c:9787)
[   28.000787][  T350]  ? netif_change_name (net/core/dev.c:1495)
[   28.000923][  T350]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.001059][  T350]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.001202][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.001337][  T350]  ? 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))
[   28.001553][  T350]  netif_change_flags (net/core/dev.c:9820)
[   28.001691][  T350]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.001827][  T350]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.001961][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.002142][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.002276][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.002498][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.002638][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.002774][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.002911][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.003046][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.003193][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.003330][  T350]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.003566][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.003700][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.003849][  T350]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.003983][  T350]  ? __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)
[   28.004126][  T350]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.004260][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.004396][  T350]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.004581][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.004718][  T350]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.004853][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.004990][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.005213][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.005349][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.005487][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.005620][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.005757][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.005892][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.006028][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.006176][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.006309][  T350]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   28.006446][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.006583][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.006716][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.006850][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.006984][  T350]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   28.007127][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.007265][  T350]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.007398][  T350]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.007540][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.007675][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.007809][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.007944][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.008084][  T350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.008238][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.008373][  T350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.008512][  T350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.008647][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.008815][  T350]  ? move_addr_to_kernel (net/socket.c:258)
[   28.008950][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.009088][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.009231][  T350]  ___sys_sendmsg (net/socket.c:2752)
[   28.009363][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.009534][  T350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.009678][  T350]  __sys_sendmsg (net/socket.c:2784)
[   28.009814][  T350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.009948][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.010125][  T350]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.010261][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.010396][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.010534][  T350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.010667][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.010799][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.010963][  T350] RIP: 0033:0x7f8785ef708e
[   28.011112][  T350] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.011593][  T350] RSP: 002b:00007ffef5d03840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.011794][  T350] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8785ef708e
[   28.011991][  T350] RDX: 0000000000000000 RSI: 00007ffef5d038f0 RDI: 0000000000000005
[   28.012199][  T350] RBP: 00007ffef5d03850 R08: 0000000000000000 R09: 0000000000000000
[   28.012398][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb98
[   28.012602][  T350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5d03fc0
| [   28.013982][  T350] ---[ end trace 0000000000000000 ]---
| [   43.123927][   T12] ------------[ cut here ]------------
| [   43.124198][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.124845][   T12] Tainted: [W]=WARN
[   43.124988][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.125207][   T12] Workqueue: netns cleanup_net
[   43.125461][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.125675][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.126166][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   43.126377][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c930c80 RCX: 1ff4000000018eed
[   43.126623][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c930d38
[   43.126853][   T12] RBP: ff11000008679000 R08: 1fe22000019261a8 R09: ff11000001b0d1d0
[   43.127160][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.127396][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.127690][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.127950][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.128164][   T12] CR2: 000056159f595d5c CR3: 000000000dca8002 CR4: 0000000000771ef0
[   43.128420][   T12] PKRU: 55555554
[   43.128578][   T12] Call Trace:
[   43.128719][   T12]  <TASK>
[   43.128831][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.129037][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.129258][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   43.129445][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   43.129620][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.129790][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   43.129968][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.130153][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   43.130336][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.130519][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.130700][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.130871][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.131041][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.131231][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.131416][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.131590][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.131765][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.131935][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.132118][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.132303][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.132486][   T12]  kthread (kernel/kthread.c:436)
[   43.132638][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.132842][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.133030][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.133218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.133432][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.133605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.133777][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.135342][   T12] ---[ end trace 0000000000000000 ]---
| [   43.147837][   T12] ------------[ cut here ]------------
| [   43.148021][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.148700][   T12] Tainted: [W]=WARN
[   43.148845][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.149053][   T12] Workqueue: netns cleanup_net
[   43.149261][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.149512][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.150033][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   43.150264][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c930580 RCX: 1ff4000000018eb6
[   43.150519][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c930638
[   43.150762][   T12] RBP: ff1100000c631000 R08: 1fe22000019260c8 R09: ff11000001b0d1d0
[   43.151001][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.151259][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.151518][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.151790][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.151999][   T12] CR2: 000056159f595d5c CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.152259][   T12] PKRU: 55555554
[   43.152415][   T12] Call Trace:
[   43.152557][   T12]  <TASK>
[   43.152670][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.152849][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.153028][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.153228][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.153421][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.153631][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   43.153813][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.153995][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.154221][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.154453][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   43.154637][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.154817][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.154997][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.155201][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.155388][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.155579][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.155758][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.155937][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.156119][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.156337][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.156535][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.156724][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.156938][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.157127][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.157325][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.157522][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.157704][   T12]  kthread (kernel/kthread.c:436)
[   43.157852][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.158062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.158255][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.158453][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.158683][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.158891][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.159072][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.161396][   T12] ns1eth1: left promiscuous mode
| [   43.161674][   T12] ------------[ cut here ]------------
| [   43.161941][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.163265][   T12] Tainted: [W]=WARN
[   43.163460][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.163684][   T12] Workqueue: netns cleanup_net
[   43.163873][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.164103][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.164647][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   43.164864][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c930740 RCX: 1ff4000000018eae
[   43.165124][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9307f8
[   43.165382][   T12] RBP: ff11000005c91000 R08: 1fe2200001926100 R09: ff11000001b0d1d0
[   43.165647][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   43.165893][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000913f250
[   43.166156][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.166466][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.166683][   T12] CR2: 000056159f595d5c CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.166930][   T12] PKRU: 55555554
[   43.167078][   T12] Call Trace:
[   43.167245][   T12]  <TASK>
[   43.167362][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.167559][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.167710][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   43.167894][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   43.168083][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   43.168369][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   43.168582][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   43.168797][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   43.168981][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   43.169178][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   43.169370][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   43.169568][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   43.169755][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   43.169988][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   43.170191][   T12]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   43.170478][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.170628][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.170812][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.170996][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.171292][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.171494][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.171684][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.171871][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.172159][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.172350][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.172551][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.172734][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.172922][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.173115][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.173306][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.173509][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.173694][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.173877][   T12]  kthread (kernel/kthread.c:436)
[   43.174026][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.174262][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.174455][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.174640][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.174858][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.175042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.175241][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.177076][   T12] ---[ end trace 0000000000000000 ]---
| [   43.177457][   T12] ------------[ cut here ]------------
| [   43.177602][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.178263][   T12] Tainted: [W]=WARN
[   43.178362][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.178836][   T12] Workqueue: netns cleanup_net
[   43.178976][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.179151][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.179635][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   43.179800][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a4c31c0 RCX: 1ff4000000018eb2
[   43.179996][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a4c3278
[   43.180207][   T12] RBP: ff11000005c91000 R08: 1fe2200001498650 R09: ff11000001b0d1d0
[   43.180408][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.180616][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.180824][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.181062][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.181239][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.181441][   T12] PKRU: 55555554
[   43.181544][   T12] Call Trace:
[   43.181642][   T12]  <TASK>
[   43.181709][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.181847][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.181985][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.182125][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.182262][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.182446][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.182583][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.182715][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.182879][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.183016][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   43.183154][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   43.183378][   T12]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   43.183521][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.183621][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.183755][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.183893][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.184028][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.184168][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.184303][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.184444][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.184584][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.184802][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.184939][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.185070][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.185214][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.185349][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.185487][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.185623][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.185756][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.185889][   T12]  kthread (kernel/kthread.c:436)
[   43.185990][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.186155][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.186290][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.186430][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.186682][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.186814][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.186949][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.188731][   T12] ns1eth2: left promiscuous mode
| [   43.188922][   T12] ------------[ cut here ]------------
| [   43.189054][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.189765][   T12] Tainted: [W]=WARN
[   43.189865][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.190032][   T12] Workqueue: netns cleanup_net
[   43.190186][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.190360][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.190843][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   43.191013][   T12] RAX: 00000000ffffffa6 RBX: ff1100000963a200 RCX: 1ff4000000018eae
[   43.191225][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a2b8
[   43.191431][   T12] RBP: ff11000004f41000 R08: 1fe22000012c7458 R09: ff11000001b0d1d0
[   43.191631][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   43.191830][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000913f650
[   43.192034][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.192283][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.192458][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.192657][   T12] PKRU: 55555554
[   43.192849][   T12] Call Trace:
[   43.192951][   T12]  <TASK>
[   43.193021][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.193158][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.193271][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   43.193501][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   43.193637][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   43.193772][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   43.193908][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   43.194171][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   43.194311][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   43.194452][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   43.194587][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   43.194813][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   43.194949][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   43.195091][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   43.195234][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   43.195465][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.195568][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.195704][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.195842][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.196069][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.196216][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.196353][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.196497][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.196723][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.196857][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.196993][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.197130][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.197361][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.197506][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.197644][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.197782][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.198011][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.198151][   T12]  kthread (kernel/kthread.c:436)
[   43.198258][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.198432][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.198659][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.198798][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.198965][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.199106][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.199339][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.200729][   T12] ---[ end trace 0000000000000000 ]---
| [   43.201055][   T12] ------------[ cut here ]------------
| [   43.201192][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.201886][   T12] Tainted: [W]=WARN
[   43.201987][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.202253][   T12] Workqueue: netns cleanup_net
[   43.202391][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.202568][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.203159][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   43.203337][   T12] RAX: 00000000ffffffa6 RBX: ff1100000963be00 RCX: 1ff4000000018eb2
[   43.203548][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963beb8
[   43.203750][   T12] RBP: ff11000004f41000 R08: 1fe22000012c77d8 R09: ff11000001b0d1d0
[   43.203954][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.204254][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.204460][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.204791][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.204961][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.205170][   T12] PKRU: 55555554
[   43.205363][   T12] Call Trace:
[   43.205471][   T12]  <TASK>
[   43.205544][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.205681][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.205817][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.206044][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.206190][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.206362][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.206868][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.207092][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.207269][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.207414][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   43.207550][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   43.207771][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   43.207910][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.208011][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.208161][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.208393][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.208536][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.208674][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.208810][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.209037][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.209177][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.209326][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.209467][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.209694][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.209828][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.209970][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.210110][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.210258][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.210458][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.210594][   T12]  kthread (kernel/kthread.c:436)
[   43.210697][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.210957][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.211095][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.211235][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.211413][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.211550][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.211689][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.213167][   T12] ---[ end trace 0000000000000000 ]---
| [   43.214007][   T12] ------------[ cut here ]------------
| [   43.214143][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.214796][   T12] Tainted: [W]=WARN
[   43.214979][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.215150][   T12] Workqueue: netns cleanup_net
[   43.215289][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.215930][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.216509][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.216675][   T12] RAX: 00000000ffffffa6 RBX: ff1100000963a580 RCX: 1ff4000000018eaf
[   43.216867][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a638
[   43.217061][   T12] RBP: ff11000008424000 R08: 1fe22000012c74c8 R09: ff11000001b0d1d0
[   43.217269][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.217519][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c631000
[   43.217713][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.217943][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.218160][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.218362][   T12] PKRU: 55555554
[   43.218474][   T12] Call Trace:
[   43.218570][   T12]  <TASK>
[   43.218639][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.218769][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.218868][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.218998][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.219135][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.219300][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.219469][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.219599][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.219728][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.219891][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.220024][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.220156][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.220321][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.220462][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.220592][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.220722][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.220853][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.220988][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.221120][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.221258][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.221389][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.221521][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.221652][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.221783][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.221913][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.222046][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.222184][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.222316][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.222453][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.222583][   T12]  kthread (kernel/kthread.c:436)
[   43.222679][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.222842][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.222973][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.223107][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.223270][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.223409][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.223540][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.224787][   T12] ---[ end trace 0000000000000000 ]---
| [   43.227700][   T12] ------------[ cut here ]------------
| [   43.227841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   43.228415][   T12] Tainted: [W]=WARN
[   43.228515][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.228676][   T12] Workqueue: netns cleanup_net
[   43.228813][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.228982][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.229458][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.229619][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c94c3c0 RCX: 1ff4000000018eaf
[   43.229823][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c94c478
[   43.230019][   T12] RBP: ff1100000c631000 R08: 1fe2200001929890 R09: ff11000001b0d1d0
[   43.230219][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   43.230417][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f41000
[   43.230613][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.230843][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.231004][   T12] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.231211][   T12] PKRU: 55555554
[   43.231306][   T12] Call Trace:
[   43.231409][   T12]  <TASK>
[   43.231477][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.231609][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.231741][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.231839][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.231972][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.232107][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.232273][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.232441][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.232571][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.232700][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.232862][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.232990][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.233121][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.233290][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.233427][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.233556][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.233686][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.233815][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.233944][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.234072][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.234214][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.234344][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.234942][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.235073][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.235213][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.235344][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.235525][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.235660][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.235795][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.235928][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.236057][   T12]  kthread (kernel/kthread.c:436)
[   43.236156][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.236327][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.236514][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.236647][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.236810][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.236940][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.237127][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.238407][   T12] ---[ end trace 0000000000000000 ]---
| [   43.246812][   T12] ------------[ cut here ]------------
| [   43.246950][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   43.247514][   T12] Tainted: [W]=WARN
[   43.247611][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.247772][   T12] Workqueue: netns cleanup_net
[   43.247905][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.248071][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.248546][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.248709][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5c8e40 RCX: 1ff4000000018eaf
[   43.248898][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c8ef8
[   43.249090][   T12] RBP: ff11000004f41000 R08: 1fe22000018b91e0 R09: ff11000001b0d1d0
[   43.249286][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   43.249482][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f44000
[   43.249671][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.249893][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.250051][   T12] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.250251][   T12] PKRU: 55555554
[   43.250347][   T12] Call Trace:
[   43.250445][   T12]  <TASK>
[   43.250511][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.250640][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.250767][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.250863][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.250991][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.251122][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.251288][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.251453][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.251579][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.251707][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.251863][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.251994][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.252126][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.252290][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.252476][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.252612][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.252738][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.252866][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.252995][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.253122][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.253263][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.253391][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.253569][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.253705][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.253836][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.253970][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.254104][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.254234][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.254366][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.254556][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.254684][   T12]  kthread (kernel/kthread.c:436)
[   43.254779][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.254936][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.255072][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.255211][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.255371][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.255551][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.255680][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.256934][   T12] ---[ end trace 0000000000000000 ]---
| [   43.258112][   T12] ------------[ cut here ]------------
| [   43.258254][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.258799][   T12] Tainted: [W]=WARN
[   43.258896][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.259055][   T12] Workqueue: netns cleanup_net
[   43.259195][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.259358][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.259816][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.259977][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c68eac0 RCX: 1ff4000000018eaf
[   43.260170][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c68eb78
[   43.260363][   T12] RBP: ff11000004f44000 R08: 1fe22000018d1d70 R09: ff11000001b0d1d0
[   43.260708][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.260904][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c91000
[   43.261102][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.261328][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.261493][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.261682][   T12] PKRU: 55555554
[   43.261776][   T12] Call Trace:
[   43.261870][   T12]  <TASK>
[   43.261936][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.262063][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.262201][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.262298][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.262432][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.262559][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.262718][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.262877][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.263004][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.263136][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.263298][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.263431][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.263559][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.263718][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.263847][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.263976][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.264110][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.264245][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.264373][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.264511][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.264641][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.264768][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.264893][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.265021][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.265150][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.265283][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.265416][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.265545][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.265681][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.265814][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.265941][   T12]  kthread (kernel/kthread.c:436)
[   43.266035][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.266201][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.266326][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.266460][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.266618][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.266743][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.266869][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.268072][   T12] ---[ end trace 0000000000000000 ]---
| [   43.273798][   T12] ------------[ cut here ]------------
| [   43.273927][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.274476][   T12] Tainted: [W]=WARN
[   43.274571][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.274730][   T12] Workqueue: netns cleanup_net
[   43.274863][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.275029][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.275499][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.275661][   T12] RAX: 00000000ffffffa6 RBX: ff1100000573fe00 RCX: 1ff4000000018eaf
[   43.275853][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573feb8
[   43.276045][   T12] RBP: ff11000005c91000 R08: 1fe2200000ae7fd8 R09: ff11000001b0d1d0
[   43.276240][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.276434][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e29000
[   43.276624][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.276851][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.277008][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.277207][   T12] PKRU: 55555554
[   43.277302][   T12] Call Trace:
[   43.277396][   T12]  <TASK>
[   43.277467][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.277593][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.277722][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.277817][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.277946][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.278072][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.278240][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.278405][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.278531][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.278658][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.278814][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.278939][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.279065][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.279235][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.279364][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.279497][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.279626][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.279754][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.279883][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.280009][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.280143][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.280277][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.280408][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.280539][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.280665][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.280793][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.280923][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.281049][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.281188][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.281318][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.281497][   T12]  kthread (kernel/kthread.c:436)
[   43.281595][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.281750][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.281875][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.282002][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.282163][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.282295][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.282563][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.283831][   T12] ---[ end trace 0000000000000000 ]---
| [   43.285333][   T12] ------------[ cut here ]------------
| [   43.285466][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.285999][   T12] Tainted: [W]=WARN
[   43.286104][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.286268][   T12] Workqueue: netns cleanup_net
[   43.286398][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.286568][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.287012][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.287178][   T12] RAX: 00000000ffffffa6 RBX: ff11000004f8e580 RCX: 1ff4000000018eaf
[   43.287371][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e638
[   43.287578][   T12] RBP: ff11000005e29000 R08: 1fe22000009f1cc8 R09: ff11000001b0d1d0
[   43.287764][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.287951][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005009000
[   43.288146][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.288394][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.288555][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.288745][   T12] PKRU: 55555554
[   43.288840][   T12] Call Trace:
[   43.288937][   T12]  <TASK>
[   43.289002][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.289137][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.289271][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.289367][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.289500][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.289633][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.289792][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.289954][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.290084][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.290217][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.290380][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.290580][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.290710][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.290872][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.291004][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.291138][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.291274][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.291537][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.291668][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.291795][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.291929][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.292059][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.292195][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.292324][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.292457][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.292585][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.292719][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.292849][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.292979][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.293116][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.293250][   T12]  kthread (kernel/kthread.c:436)
[   43.293358][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.293525][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.293658][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.293786][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.293944][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.294073][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.294215][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.295458][   T12] ---[ end trace 0000000000000000 ]---
| [   43.296306][   T12] ------------[ cut here ]------------
| [   43.296441][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.296982][   T12] Tainted: [W]=WARN
[   43.297086][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.297252][   T12] Workqueue: netns cleanup_net
[   43.297386][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.297558][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.298018][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.298191][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a79cac0 RCX: 1ff4000000018eaf
[   43.298388][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79cb78
[   43.298589][   T12] RBP: ff11000005009000 R08: 1fe22000014f3970 R09: ff11000001b0d1d0
[   43.298785][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.298975][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   43.299184][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.299417][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.299578][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.299767][   T12] PKRU: 55555554
[   43.299865][   T12] Call Trace:
[   43.299962][   T12]  <TASK>
[   43.300027][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.300161][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.300297][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.300394][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.300601][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.300734][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.300899][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.301063][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.301206][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.301337][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.301552][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.301683][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.301812][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.301977][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.302115][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.302255][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.302385][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.302567][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.302746][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.302873][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.303003][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.303139][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.303274][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.303455][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.303585][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.303717][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.303849][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.303980][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.304116][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.304255][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.304385][   T12]  kthread (kernel/kthread.c:436)
[   43.304532][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.304697][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.304826][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.304958][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.305124][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.305261][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.305390][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.306728][   T12] ---[ end trace 0000000000000000 ]---
| [   43.308391][   T12] ------------[ cut here ]------------
| [   43.309027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.309627][   T12] Tainted: [W]=WARN
[   43.309720][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.309921][   T12] Workqueue: netns cleanup_net
[   43.310062][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.310239][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.310734][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.310889][   T12] RAX: 00000000ffffffa6 RBX: ff1100000dc2f000 RCX: 1ff4000000018ed5
[   43.311077][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dc2f0b8
[   43.311269][   T12] RBP: ff11000008424000 R08: 1fe2200001b85e18 R09: ff11000001b0d1d0
[   43.311504][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.311687][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.311873][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.312090][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.312251][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.312483][   T12] PKRU: 55555554
[   43.312579][   T12] Call Trace:
[   43.312669][   T12]  <TASK>
[   43.312732][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.312894][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.313046][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.313174][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.313302][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.313503][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.313628][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.313752][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.313880][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.314008][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.314134][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.314269][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.314393][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.314565][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.314688][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.314816][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.314947][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.315073][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.315205][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.315335][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.315509][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.315633][   T12]  kthread (kernel/kthread.c:436)
[   43.315725][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.315881][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.316004][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.316135][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.316292][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.316465][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.316589][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.317833][   T12] ---[ end trace 0000000000000000 ]---
| [   43.319540][   T12] ------------[ cut here ]------------
| [   43.319674][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   43.320210][   T12] Tainted: [W]=WARN
[   43.320303][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.320464][   T12] Workqueue: netns cleanup_net
[   43.320592][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.320757][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.321208][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.321363][   T12] RAX: 00000000ffffffa6 RBX: ff1100000dc2e580 RCX: 1ff4000000018ed5
[   43.321554][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000dc2e638
[   43.321738][   T12] RBP: ff1100000c631000 R08: 1fe2200001b85cc8 R09: ff11000001b0d1d0
[   43.321921][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.322113][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.322302][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.322525][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.322680][   T12] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.322864][   T12] PKRU: 55555554
[   43.322959][   T12] Call Trace:
[   43.323049][   T12]  <TASK>
[   43.323118][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.323281][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.323445][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.323568][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.323699][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.323859][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.323983][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.324111][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.324244][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.324372][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.324500][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.324624][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.324750][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.324874][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.324998][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.325125][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.325253][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.325382][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.325511][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.325641][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.325770][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.325892][   T12]  kthread (kernel/kthread.c:436)
[   43.325990][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.326148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.326288][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.326414][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.326571][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.326695][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.326820][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.328016][   T12] ---[ end trace 0000000000000000 ]---
| [   43.329206][   T12] ------------[ cut here ]------------
| [   43.329328][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   43.329880][   T12] Tainted: [W]=WARN
[   43.329976][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.330137][   T12] Workqueue: netns cleanup_net
[   43.330270][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.330437][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.330878][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.331035][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5298c0 RCX: 1ff4000000018ed5
[   43.331230][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b529978
[   43.331427][   T12] RBP: ff11000004f41000 R08: 1fe22000016a5330 R09: ff11000001b0d1d0
[   43.331624][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.331806][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.331990][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.332212][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.332366][   T12] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.332557][   T12] PKRU: 55555554
[   43.332654][   T12] Call Trace:
[   43.332745][   T12]  <TASK>
[   43.332813][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.332970][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.333153][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.333286][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.333416][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.333579][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.333704][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.333836][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.333969][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.334104][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.334232][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.334360][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.334497][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.334620][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.334753][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.334876][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.335012][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.335144][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.335274][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.335411][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.335587][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.335712][   T12]  kthread (kernel/kthread.c:436)
[   43.335804][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.335957][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.336085][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.336222][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.336382][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.336520][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.336649][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.339200][   T12] ns3eth1 (unregistering): left promiscuous mode
| [   43.339471][   T12] ------------[ cut here ]------------
| [   43.339599][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   43.340133][   T12] Tainted: [W]=WARN
[   43.340232][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.340386][   T12] Workqueue: netns cleanup_net
[   43.341325][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.341612][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.342050][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.342214][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b700200 RCX: 1ff4000000018ed5
[   43.342397][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b7002b8
[   43.342644][   T12] RBP: ff11000004f44000 R08: 1fe22000016e0058 R09: ff11000001b0d1d0
[   43.342829][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.343017][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.343211][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.343512][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.343665][   T12] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.343853][   T12] PKRU: 55555554
[   43.343944][   T12] Call Trace:
[   43.344035][   T12]  <TASK>
[   43.344109][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.344272][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.344473][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.344596][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.344717][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.344873][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.344998][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.345123][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.345254][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.345378][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.345547][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.345673][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.345796][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.345917][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.346039][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.346168][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.346309][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.346483][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.346610][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.346737][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.346864][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.346986][   T12]  kthread (kernel/kthread.c:436)
[   43.347084][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.347252][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.347375][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.347552][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.347705][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.347832][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.347957][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.349172][   T12] ---[ end trace 0000000000000000 ]---
| [   43.362322][   T12] ------------[ cut here ]------------
| [   43.362467][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.362993][   T12] Tainted: [W]=WARN
[   43.363092][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.363256][   T12] Workqueue: netns cleanup_net
[   43.363386][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.363554][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.363984][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.364142][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b700e40 RCX: 1ff4000000018ed5
[   43.364329][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b700ef8
[   43.364515][   T12] RBP: ff11000005c91000 R08: 1fe22000016e01e0 R09: ff11000001b0d1d0
[   43.364695][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.364875][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.365061][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.365282][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.365440][   T12] CR2: 000056159f591ae8 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   43.365631][   T12] PKRU: 55555554
[   43.365723][   T12] Call Trace:
[   43.365816][   T12]  <TASK>
[   43.365880][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.366040][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.366202][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.366326][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.366453][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.366609][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.366735][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.366868][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.366992][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.367119][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.367243][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.367366][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.367492][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.367643][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.367769][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.367889][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.368011][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.368139][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.368270][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.368406][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.368531][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.368651][   T12]  kthread (kernel/kthread.c:436)
[   43.368752][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.368903][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.369024][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.369147][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.369302][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.369428][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.369550][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.377567][   T12] ns2eth1 (unregistering): left promiscuous mode
| [   43.377823][   T12] ------------[ cut here ]------------
| [   43.377943][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.379002][   T12] Tainted: [W]=WARN
[   43.379101][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.379256][   T12] Workqueue: netns cleanup_net
[   43.379382][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.379687][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.380148][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.380306][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b701540 RCX: 1ff4000000018ed5
[   43.380535][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b7015f8
[   43.380714][   T12] RBP: ff11000005e29000 R08: 1fe22000016e02c0 R09: ff11000001b0d1d0
[   43.380900][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.381084][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.381282][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.381542][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.381696][   T12] CR2: 000056159f591ae8 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   43.381913][   T12] PKRU: 55555554
[   43.382006][   T12] Call Trace:
[   43.382101][   T12]  <TASK>
[   43.382165][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.382323][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.382524][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.382647][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.382770][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.382931][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.383068][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.383204][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.383329][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.383501][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.383621][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.383751][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.383872][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.383994][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.384120][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.384246][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.384370][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.384544][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.384665][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.384803][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.384928][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.385050][   T12]  kthread (kernel/kthread.c:436)
[   43.385145][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.385311][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.385480][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.385603][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.385756][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.385877][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.386012][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.387234][   T12] ---[ end trace 0000000000000000 ]---
| [   43.388898][   T12] ------------[ cut here ]------------
| [   43.389067][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.389705][   T12] Tainted: [W]=WARN
[   43.389843][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.390044][   T12] Workqueue: netns cleanup_net
[   43.390236][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.390453][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.390928][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.391171][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b0f5540 RCX: 1ff4000000018ed5
[   43.391429][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0f55f8
[   43.391708][   T12] RBP: ff11000005009000 R08: 1fe220000161eac0 R09: ff11000001b0d1d0
[   43.391944][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.392196][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.392451][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.392712][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.392913][   T12] CR2: 000056159f595d5c CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.393156][   T12] PKRU: 55555554
[   43.393303][   T12] Call Trace:
[   43.393452][   T12]  <TASK>
[   43.393570][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.393771][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.393967][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.394147][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.394321][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.394540][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.394721][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.394891][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.395065][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.395253][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.395447][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.395619][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.395788][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.395959][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.396140][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.396320][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.396507][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.396687][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.396856][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.397031][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.397226][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.397413][   T12]  kthread (kernel/kthread.c:436)
[   43.397553][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.397752][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.397922][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.398095][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.398309][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.398497][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.398669][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.400212][   T12] ---[ end trace 0000000000000000 ]---
| [   43.407373][  T478] ------------[ cut here ]------------
| [   43.407534][  T478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/478
| [   43.408042][  T478] Tainted: [W]=WARN
[   43.408148][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.408321][  T478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.408501][  T478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.408968][  T478] RSP: 0018:ffa0000000ff7ab0 EFLAGS: 00010286
[   43.409141][  T478] RAX: 00000000ffffffa6 RBX: ff1100000c68f8c0 RCX: 1ff40000001fef1c
[   43.409348][  T478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c68f978
[   43.409549][  T478] RBP: ff11000008b44000 R08: 1fe22000018d1f30 R09: ff1100000cd4d180
[   43.409745][  T478] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.409940][  T478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b44000
[   43.410144][  T478] FS:  00007f585b2fb840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.410379][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.410551][  T478] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.410754][  T478] PKRU: 55555554
[   43.410854][  T478] Call Trace:
[   43.410954][  T478]  <TASK>
[   43.411021][  T478]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.411157][  T478]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.411294][  T478]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.411394][  T478]  register_netdevice (net/core/dev.c:11488)
[   43.411534][  T478]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   43.411701][  T478]  register_netdev (net/core/dev.c:11552)
[   43.411831][  T478]  loopback_net_init (drivers/net/loopback.c:218)
[   43.411965][  T478]  ops_init (net/core/net_namespace.c:137)
[   43.412067][  T478]  setup_net (net/core/net_namespace.c:446)
[   43.412172][  T478]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   43.412307][  T478]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   43.412444][  T478]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   43.412596][  T478]  copy_net_ns (net/core/net_namespace.c:579)
[   43.412728][  T478]  create_new_namespaces (kernel/nsproxy.c:132)
[   43.412861][  T478]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   43.413003][  T478]  ksys_unshare (kernel/fork.c:3243)
[   43.413140][  T478]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   43.413279][  T478]  ? __ia32_sys_open (fs/open.c:1374)
[   43.413417][  T478]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   43.413550][  T478]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   43.413681][  T478]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.413812][  T478]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.413945][  T478]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.414079][  T478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.414274][  T478] RIP: 0033:0x7f585b5bdbcb
[   43.414415][  T478] 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
[   43.414877][  T478] RSP: 002b:00007fffd3e47048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   43.415078][  T478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f585b5bdbcb
[   43.415281][  T478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   43.415481][  T478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   43.415677][  T478] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffd3e49270
[   43.415873][  T478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd3e498ce
| [   43.417205][  T478] ---[ end trace 0000000000000000 ]---
| [   43.420102][  T478] ------------[ cut here ]------------
| [   43.420247][  T478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/478
| [   43.420744][  T478] Tainted: [W]=WARN
[   43.420842][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.421006][  T478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.421190][  T478] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.421662][  T478] RSP: 0018:ffa0000000ff7a98 EFLAGS: 00010286
[   43.421864][  T478] RAX: 00000000ffffffa6 RBX: ff1100000b528040 RCX: 1ff40000001fef19
[   43.422092][  T478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5280f8
[   43.422293][  T478] RBP: ff11000008049000 R08: 1fe22000016a5020 R09: ff1100000cd4d180
[   43.422493][  T478] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.422689][  T478] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008049000
[   43.422886][  T478] FS:  00007f585b2fb840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.423120][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.423291][  T478] CR2: 00007f585b4fcc20 CR3: 000000000541e003 CR4: 0000000000771ef0
[   43.423493][  T478] PKRU: 55555554
[   43.423592][  T478] Call Trace:
[   43.423690][  T478]  <TASK>
[   43.423757][  T478]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.423890][  T478]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.424021][  T478]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.424141][  T478]  register_netdevice (net/core/dev.c:11488)
[   43.424303][  T478]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   43.424474][  T478]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   43.424609][  T478]  register_netdev (net/core/dev.c:11552)
[   43.424743][  T478]  sit_init_net (net/ipv6/sit.c:1860)
[   43.424877][  T478]  ops_init (net/core/net_namespace.c:137)
[   43.424977][  T478]  setup_net (net/core/net_namespace.c:446)
[   43.425077][  T478]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   43.425214][  T478]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   43.425345][  T478]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   43.425483][  T478]  copy_net_ns (net/core/net_namespace.c:579)
[   43.425614][  T478]  create_new_namespaces (kernel/nsproxy.c:132)
[   43.425749][  T478]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   43.425879][  T478]  ksys_unshare (kernel/fork.c:3243)
[   43.426009][  T478]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   43.426146][  T478]  ? __ia32_sys_open (fs/open.c:1374)
[   43.426286][  T478]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   43.426421][  T478]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   43.426551][  T478]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.426682][  T478]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.426811][  T478]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.426941][  T478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.427107][  T478] RIP: 0033:0x7f585b5bdbcb
[   43.427246][  T478] 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
[   43.427715][  T478] RSP: 002b:00007fffd3e47048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   43.427910][  T478] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f585b5bdbcb
[   43.428109][  T478] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   43.428309][  T478] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   43.428512][  T478] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffd3e49270
[   43.428706][  T478] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd3e498ce
| [   43.430040][  T478] ---[ end trace 0000000000000000 ]---
| [   43.457191][  T479] ------------[ cut here ]------------
| [   43.457379][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/479
| [   43.457918][  T479] Tainted: [W]=WARN
[   43.458020][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.458198][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.458371][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.458852][  T479] RSP: 0018:ffa0000000f07020 EFLAGS: 00010286
[   43.459019][  T479] RAX: 00000000ffffffa6 RBX: ff1100000b529540 RCX: 1ff40000001e0dca
[   43.459261][  T479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5295f8
[   43.459466][  T479] RBP: ff11000008b44000 R08: 1fe22000016a52c0 R09: ff11000004e75158
[   43.459663][  T479] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   43.459860][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b44ce1
[   43.460058][  T479] FS:  00007f4872f68840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.460301][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.460478][  T479] CR2: 000000002e231988 CR3: 000000000541e002 CR4: 0000000000771ef0
[   43.460693][  T479] PKRU: 55555554
[   43.460804][  T479] Call Trace:
[   43.460908][  T479]  <TASK>
[   43.460983][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.461121][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.461229][  T479]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.461361][  T479]  __dev_notify_flags (net/core/dev.c:9787)
[   43.461502][  T479]  ? netif_change_name (net/core/dev.c:1495)
[   43.461635][  T479]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.461767][  T479]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   43.461898][  T479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.462032][  T479]  ? 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))
[   43.462173][  T479]  netif_change_flags (net/core/dev.c:9820)
[   43.462309][  T479]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.462447][  T479]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.462581][  T479]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.462745][  T479]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.462877][  T479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.463010][  T479]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.463148][  T479]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.463287][  T479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.463508][  T479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.463640][  T479]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.463772][  T479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.463905][  T479]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.464036][  T479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.464174][  T479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.464317][  T479]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.464518][  T479]  ? __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)
[   43.464649][  T479]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.464781][  T479]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.464914][  T479]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.465048][  T479]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.465194][  T479]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.465329][  T479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.465535][  T479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.465668][  T479]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.465802][  T479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.465934][  T479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.466064][  T479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.466208][  T479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.466343][  T479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.466542][  T479]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.466676][  T479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.466807][  T479]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   43.466940][  T479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.467074][  T479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.467217][  T479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.467351][  T479]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.467574][  T479]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   43.467708][  T479]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.467842][  T479]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.467987][  T479]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.468126][  T479]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.468278][  T479]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.468472][  T479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.468605][  T479]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.468740][  T479]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.468881][  T479]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.469018][  T479]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.469157][  T479]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.469295][  T479]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.469528][  T479]  ? move_addr_to_kernel (net/socket.c:258)
[   43.469663][  T479]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.469812][  T479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.469948][  T479]  ___sys_sendmsg (net/socket.c:2752)
[   43.470084][  T479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.470288][  T479]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.470466][  T479]  __sys_sendmsg (net/socket.c:2784)
[   43.470600][  T479]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.470731][  T479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.470899][  T479]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   43.471034][  T479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.471172][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.471312][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.471448][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.471598][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.471765][  T479] RIP: 0033:0x7f48731a208e
[   43.471903][  T479] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.472391][  T479] RSP: 002b:00007ffd0fe604a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.472600][  T479] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f48731a208e
[   43.472800][  T479] RDX: 0000000000000000 RSI: 00007ffd0fe60550 RDI: 0000000000000005
[   43.473000][  T479] RBP: 00007ffd0fe604b0 R08: 0000000000000000 R09: 0000000000000000
[   43.473209][  T479] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba7
[   43.473413][  T479] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0fe60c20
| [   43.474755][  T479] ---[ end trace 0000000000000000 ]---
| [   43.620115][   T12] ------------[ cut here ]------------
| [   43.620313][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.620962][   T12] Tainted: [W]=WARN
[   43.621106][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.621319][   T12] Workqueue: netns cleanup_net
[   43.621509][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.621717][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.622226][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   43.622473][   T12] RAX: 00000000ffffffa6 RBX: ff11000009631700 RCX: 1ff4000000018eed
[   43.622724][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096317b8
[   43.622962][   T12] RBP: ff1100000896c000 R08: 1fe22000012c62f8 R09: ff11000001b0d1d0
[   43.623208][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.623460][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.623693][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.623952][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.624165][   T12] CR2: 00007f7729fb5000 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   43.624471][   T12] PKRU: 55555554
[   43.624612][   T12] Call Trace:
[   43.624750][   T12]  <TASK>
[   43.624866][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.625069][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.625281][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   43.625476][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   43.625651][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.625821][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   43.625993][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.626177][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   43.626373][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.626557][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.626730][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.626902][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.627070][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.627260][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.627447][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.627635][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.627812][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.627984][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.628166][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.628372][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.628556][   T12]  kthread (kernel/kthread.c:436)
[   43.628696][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.628898][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.629068][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.629256][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.629467][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.629668][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.629837][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.631372][   T12] ---[ end trace 0000000000000000 ]---
| [   43.645457][   T12] ------------[ cut here ]------------
| [   43.645657][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.646346][   T12] Tainted: [W]=WARN
[   43.646520][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.646750][   T12] Workqueue: netns cleanup_net
[   43.646938][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.647169][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.647706][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   43.647913][   T12] RAX: 00000000ffffffa6 RBX: ff11000009630580 RCX: 1ff4000000018eb6
[   43.648163][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009630638
[   43.648447][   T12] RBP: ff11000009fa9000 R08: 1fe22000012c60c8 R09: ff11000001b0d1d0
[   43.648689][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.648937][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.649206][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.649526][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.649756][   T12] CR2: 00007f7729fb5000 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   43.650009][   T12] PKRU: 55555554
[   43.650165][   T12] Call Trace:
[   43.650322][   T12]  <TASK>
[   43.650449][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.650627][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.650806][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.650991][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.651180][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.651395][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   43.651586][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.651767][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.651948][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.652193][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   43.652386][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.652579][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.652771][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.652957][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.653157][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.653367][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.653559][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.653739][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.653922][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.654116][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.654324][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.654523][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.654717][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.655145][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.655350][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.655545][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.655733][   T12]  kthread (kernel/kthread.c:436)
[   43.655889][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.656118][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.656312][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.656523][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.656730][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.656936][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.657119][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.659196][   T12] ns2eth2: left promiscuous mode
| [   43.659463][   T12] ------------[ cut here ]------------
| [   43.659643][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.660341][   T12] Tainted: [W]=WARN
[   43.661024][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.661361][   T12] Workqueue: netns cleanup_net
[   43.661691][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.661910][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.662522][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   43.662781][   T12] RAX: 00000000ffffffa6 RBX: ff110000092e5000 RCX: 1ff4000000018eae
[   43.663028][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e50b8
[   43.663300][   T12] RBP: ff1100000d9e1000 R08: 1fe220000125ca18 R09: ff11000001b0d1d0
[   43.663565][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   43.663828][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000914a550
[   43.664079][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.664389][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.664645][   T12] CR2: 00007f7729fb5000 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   43.664913][   T12] PKRU: 55555554
[   43.665060][   T12] Call Trace:
[   43.665223][   T12]  <TASK>
[   43.665340][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.665544][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.665694][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   43.665875][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   43.666077][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   43.666280][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   43.666478][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   43.666691][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   43.666889][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   43.667076][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   43.667274][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   43.667478][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   43.667663][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   43.667846][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   43.668036][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   43.668248][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.668413][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.668613][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.668799][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.668990][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.669197][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.669380][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.669587][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.669770][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.669955][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.670149][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.670472][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.670668][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.670853][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.671044][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.671250][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.671464][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.671678][   T12]  kthread (kernel/kthread.c:436)
[   43.671829][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.672045][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.672249][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.672477][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.672694][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.672880][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.673097][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.674830][   T12] ---[ end trace 0000000000000000 ]---
| [   43.675194][   T12] ------------[ cut here ]------------
| [   43.675369][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.676104][   T12] Tainted: [W]=WARN
[   43.676263][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.676995][   T12] Workqueue: netns cleanup_net
[   43.677291][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.677582][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.678174][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   43.678465][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c475540 RCX: 1ff4000000018eb2
[   43.678765][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4755f8
[   43.679069][   T12] RBP: ff1100000d9e1000 R08: 1fe220000188eac0 R09: ff11000001b0d1d0
[   43.679434][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.679744][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.680046][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.680417][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.680684][   T12] CR2: 00007f7729fb5000 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   43.680983][   T12] PKRU: 55555554
[   43.681208][   T12] Call Trace:
[   43.681425][   T12]  <TASK>
[   43.681597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.681833][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.682068][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.682494][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.682779][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.683107][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.683326][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.683521][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.683735][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.683918][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   43.684127][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   43.684324][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   43.684524][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   43.684675][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   43.684859][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.685041][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.685254][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.685462][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.685667][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.685851][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.686039][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.686256][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.686455][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.686652][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.686862][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.687050][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.687249][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.687450][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.687645][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.687856][   T12]  kthread (kernel/kthread.c:436)
[   43.688008][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.688241][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.688440][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.688623][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.688839][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.689020][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.689221][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.690938][   T12] ---[ end trace 0000000000000000 ]---
| [   43.691376][   T12] ------------[ cut here ]------------
| [   43.691528][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.692079][   T12] Tainted: [W]=WARN
[   43.692178][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.692343][   T12] Workqueue: netns cleanup_net
[   43.692487][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.692652][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.693138][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.693309][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c474740 RCX: 1ff4000000018eaf
[   43.693559][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4747f8
[   43.693752][   T12] RBP: ff11000008d41000 R08: 1fe220000188e900 R09: ff11000001b0d1d0
[   43.693983][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.694178][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fa9000
[   43.694375][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.694649][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.694810][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.695001][   T12] PKRU: 55555554
[   43.695099][   T12] Call Trace:
[   43.695200][   T12]  <TASK>
[   43.695267][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.695396][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.695550][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.695677][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.695805][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.695966][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.696129][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.696326][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.696513][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.696672][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.696799][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.696927][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.697090][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.697229][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.697358][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.697538][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.697673][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.697804][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.697933][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.698065][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.698202][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.698382][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.698569][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.698698][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.698841][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.698974][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.699106][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.699242][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.699373][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.699553][   T12]  kthread (kernel/kthread.c:436)
[   43.699649][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.699817][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.699946][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.700073][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.700257][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.700383][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.700570][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.701849][   T12] ---[ end trace 0000000000000000 ]---
| [   43.708875][   T12] ------------[ cut here ]------------
| [   43.709028][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.709588][   T12] Tainted: [W]=WARN
[   43.709685][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.709851][   T12] Workqueue: netns cleanup_net
[   43.709985][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.710156][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.710650][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.710834][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c5c9700 RCX: 1ff4000000018eaf
[   43.711024][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c97b8
[   43.711253][   T12] RBP: ff11000009fa9000 R08: 1fe22000018b92f8 R09: ff11000001b0d1d0
[   43.711446][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.711636][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e1000
[   43.711829][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.712053][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.712221][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.712416][   T12] PKRU: 55555554
[   43.712512][   T12] Call Trace:
[   43.712627][   T12]  <TASK>
[   43.712694][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.712821][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.712950][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.713047][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.713179][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.713313][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.713478][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.713641][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.713768][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.713896][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.714055][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.714189][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.714318][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.714485][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.714624][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.714754][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.714883][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.715014][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.715148][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.715281][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.715416][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.715545][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.715671][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.715799][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.715925][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.716054][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.716192][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.716319][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.716457][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.716588][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.716714][   T12]  kthread (kernel/kthread.c:436)
[   43.716810][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.716969][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.717132][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.717269][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.717436][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.717567][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.717695][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.718913][   T12] ---[ end trace 0000000000000000 ]---
| [   43.725227][   T12] ------------[ cut here ]------------
| [   43.725375][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.725924][   T12] Tainted: [W]=WARN
[   43.726021][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.726189][   T12] Workqueue: netns cleanup_net
[   43.726320][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.726491][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.726963][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.727124][   T12] RAX: 00000000ffffffa6 RBX: ff11000009e9e900 RCX: 1ff4000000018eaf
[   43.727318][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9e9b8
[   43.727513][   T12] RBP: ff1100000d9e1000 R08: 1fe22000013d3d38 R09: ff11000001b0d1d0
[   43.727703][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.727894][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb84000
[   43.728089][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.728314][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.728477][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.728669][   T12] PKRU: 55555554
[   43.728764][   T12] Call Trace:
[   43.728858][   T12]  <TASK>
[   43.728925][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.729051][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.729187][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.729283][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.729425][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.729555][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.729715][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.729873][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.729998][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.730130][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.730322][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.730456][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.730604][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.730768][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.730896][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.731023][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.731152][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.731287][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.731436][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.731568][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.731698][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.731826][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.731952][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.732085][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.732219][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.732346][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.732498][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.732640][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.732783][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.732912][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.733038][   T12]  kthread (kernel/kthread.c:436)
[   43.733139][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.733304][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.733436][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.733567][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.733724][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.733852][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.733980][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.735209][   T12] ---[ end trace 0000000000000000 ]---
| [   43.735980][   T12] ------------[ cut here ]------------
| [   43.736125][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.736698][   T12] Tainted: [W]=WARN
[   43.736812][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.736976][   T12] Workqueue: netns cleanup_net
[   43.737114][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.737285][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.737763][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.737921][   T12] RAX: 00000000ffffffa6 RBX: ff1100000573e740 RCX: 1ff4000000018eaf
[   43.738114][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573e7f8
[   43.738314][   T12] RBP: ff1100000cb84000 R08: 1fe2200000ae7d00 R09: ff11000001b0d1d0
[   43.738512][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.738702][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d39000
[   43.738890][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.739202][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.739361][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.739658][   T12] PKRU: 55555554
[   43.739753][   T12] Call Trace:
[   43.739846][   T12]  <TASK>
[   43.739911][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.740038][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.740255][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.740353][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.740486][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.740613][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.740850][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.741008][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.741136][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.741276][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.741519][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.741645][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.741771][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.741926][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.742143][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.742274][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.742414][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.742543][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.742751][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.742876][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.743004][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.743135][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.743349][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.743480][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.743605][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.743750][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.743964][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.744093][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.744228][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.744357][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.744569][   T12]  kthread (kernel/kthread.c:436)
[   43.744664][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.744820][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.744947][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.745158][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.745337][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.745468][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.745676][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.747062][   T12] ---[ end trace 0000000000000000 ]---
| [   43.749725][   T12] ------------[ cut here ]------------
| [   43.749871][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.750662][   T12] Tainted: [W]=WARN
[   43.750766][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.750937][   T12] Workqueue: netns cleanup_net
[   43.751077][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.751460][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.751943][   T12] RSP: 0018:ffa00000000c74d0 EFLAGS: 00010286
[   43.752127][   T12] RAX: 00000000ffffffa6 RBX: ff11000002655540 RCX: 1ff4000000018e60
[   43.752359][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026555f8
[   43.752713][   T12] RBP: ff110000075f9000 R08: 1fe22000004caac0 R09: ff11000001b0d1d0
[   43.752933][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   43.753140][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.753345][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.753644][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.753819][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.754022][   T12] PKRU: 55555554
[   43.754125][   T12] Call Trace:
[   43.754234][   T12]  <TASK>
[   43.754303][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.754591][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.754729][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.754833][   T12]  netif_state_change (net/core/dev.c:1605)
[   43.754970][   T12]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   43.755126][   T12]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   43.755302][   T12]  ? netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   43.755539][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.755675][   T12]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   43.755810][   T12]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   43.755965][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.756124][   T12]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   43.756282][   T12]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   43.756505][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   43.756640][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   43.756779][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   43.756919][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.757055][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   43.757197][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.757379][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.757603][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.757772][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.757905][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.758039][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.758218][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.758352][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.758544][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.758725][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.758864][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.759011][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.759152][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.759294][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.759485][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.759620][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.759758][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.759894][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.760034][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.760175][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.760316][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.760507][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.760648][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.760782][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.760920][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.761058][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.761211][   T12]  kthread (kernel/kthread.c:436)
[   43.761313][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.761537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.761685][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.761820][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.761988][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.762124][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.762265][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.763725][   T12] ---[ end trace 0000000000000000 ]---
| [   43.763974][   T12] ------------[ cut here ]------------
| [   43.764119][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.764679][   T12] Tainted: [W]=WARN
[   43.764809][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.764971][   T12] Workqueue: netns cleanup_net
[   43.765108][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.765279][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.765749][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   43.765909][   T12] RAX: 00000000ffffffa6 RBX: ff11000002654ac0 RCX: 1ff4000000018eaf
[   43.766114][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654b78
[   43.766313][   T12] RBP: ff11000008d39000 R08: 1fe22000004ca970 R09: ff11000001b0d1d0
[   43.766511][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.766711][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   43.766900][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.767124][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.767309][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.767516][   T12] PKRU: 55555554
[   43.767611][   T12] Call Trace:
[   43.767707][   T12]  <TASK>
[   43.767773][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.767921][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.768059][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.768158][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.768303][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.768438][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.768602][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.768760][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.768888][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.769034][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.769199][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.769329][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.769463][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.769628][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.769757][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.769889][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.770020][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.770152][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.770290][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.770421][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.770552][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.770680][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.770836][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.770964][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.771092][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.771226][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.771358][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.771492][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.771625][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.771773][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.771905][   T12]  kthread (kernel/kthread.c:436)
[   43.772003][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.772168][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.772304][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.772439][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.772600][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.772729][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.772858][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.774126][   T12] ---[ end trace 0000000000000000 ]---
| [   43.775205][   T12] ------------[ cut here ]------------
| [   43.775329][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.775877][   T12] Tainted: [W]=WARN
[   43.775972][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.776132][   T12] Workqueue: netns cleanup_net
[   43.776270][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.776437][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.776877][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.777043][   T12] RAX: 00000000ffffffa6 RBX: ff11000004f8f700 RCX: 1ff4000000018ed5
[   43.777245][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f7b8
[   43.777455][   T12] RBP: ff11000008d41000 R08: 1fe22000009f1ef8 R09: ff11000001b0d1d0
[   43.777641][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.777826][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.778013][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.778249][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.778408][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.778592][   T12] PKRU: 55555554
[   43.778683][   T12] Call Trace:
[   43.778775][   T12]  <TASK>
[   43.778839][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.778998][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.779152][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.779303][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.779437][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.779606][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.779729][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.779854][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.779984][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.780128][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.780263][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.780390][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.780521][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.780644][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.780769][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.780892][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.781019][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.781149][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.781280][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.781411][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.781540][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.781663][   T12]  kthread (kernel/kthread.c:436)
[   43.781756][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.781912][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.782036][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.782165][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.782327][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.782456][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.782593][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.783798][   T12] ---[ end trace 0000000000000000 ]---
| [   43.793346][   T12] ------------[ cut here ]------------
| [   43.793526][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.794048][   T12] Tainted: [W]=WARN
[   43.794147][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.794311][   T12] Workqueue: netns cleanup_net
[   43.794445][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.794606][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.795042][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.795209][   T12] RAX: 00000000ffffffa6 RBX: ff110000049d2040 RCX: 1ff4000000018ed5
[   43.795393][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d20f8
[   43.795587][   T12] RBP: ff11000009fa9000 R08: 1fe220000093a420 R09: ff11000001b0d1d0
[   43.795770][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.795962][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.796152][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.796373][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.796536][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.796733][   T12] PKRU: 55555554
[   43.796824][   T12] Call Trace:
[   43.796917][   T12]  <TASK>
[   43.796983][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.797144][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.797313][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.797442][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.797565][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.797720][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.797845][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.797971][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.798100][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.798229][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.798351][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.798481][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.798604][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.798726][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.798853][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.798975][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.799104][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.799251][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.799379][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.799511][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.799638][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.799766][   T12]  kthread (kernel/kthread.c:436)
[   43.799861][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.800025][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.800151][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.800281][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.800438][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.800572][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.800695][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.801886][   T12] ---[ end trace 0000000000000000 ]---
| [   43.803026][   T12] ------------[ cut here ]------------
| [   43.803161][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.803807][   T12] Tainted: [W]=WARN
[   43.803905][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.804058][   T12] Workqueue: netns cleanup_net
[   43.804193][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.804350][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.804797][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.804969][   T12] RAX: 00000000ffffffa6 RBX: ff110000049d2ac0 RCX: 1ff4000000018ed5
[   43.805156][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d2b78
[   43.805348][   T12] RBP: ff1100000d9e1000 R08: 1fe220000093a570 R09: ff11000001b0d1d0
[   43.805553][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.805734][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.805917][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.806137][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.806295][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.806483][   T12] PKRU: 55555554
[   43.806576][   T12] Call Trace:
[   43.806666][   T12]  <TASK>
[   43.806729][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.806883][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.807037][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.807164][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.807290][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.807448][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.807574][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.807696][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.807820][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.807945][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.808067][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.808222][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.808344][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.808471][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.808596][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.808718][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.808845][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.808970][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.809094][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.809227][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.809353][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.809481][   T12]  kthread (kernel/kthread.c:436)
[   43.809573][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.809731][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.809853][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.809976][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.810133][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.810257][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.810379][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.812712][   T12] ns3eth2 (unregistering): left promiscuous mode
| [   43.813055][   T12] ------------[ cut here ]------------
| [   43.813194][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   43.813757][   T12] Tainted: [W]=WARN
[   43.813880][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.814046][   T12] Workqueue: netns cleanup_net
[   43.814191][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.814361][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.815377][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   43.815617][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a7a11c0 RCX: 1ff4000000018e68
[   43.815814][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1278
[   43.816016][   T12] RBP: ff110000075f9000 R08: 1fe22000014f4250 R09: ff11000001b0d1d0
[   43.816225][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.816516][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a8
[   43.816712][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   43.816990][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.817157][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   43.817377][   T12] PKRU: 55555554
[   43.817531][   T12] Call Trace:
[   43.817629][   T12]  <TASK>
[   43.817697][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.817830][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.817933][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.818066][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.818283][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.818501][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.818667][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.818799][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.818961][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.819096][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.819233][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.819397][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.819600][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   43.819786][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.819920][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   43.820053][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   43.820197][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.820332][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.820552][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.820735][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.820869][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.821003][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.821177][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.821319][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.821504][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.821639][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.821774][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.821905][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.822039][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.822175][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.822314][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.822511][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.822644][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.822778][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.822914][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.823046][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.823192][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.823329][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.823520][   T12]  kthread (kernel/kthread.c:436)
[   43.823619][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.823782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.823914][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.824046][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.824258][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.824453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.824614][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.825913][   T12] ---[ end trace 0000000000000000 ]---
| [   43.834557][   T12] ------------[ cut here ]------------
| [   43.834722][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.835316][   T12] Tainted: [W]=WARN
[   43.835443][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.835616][   T12] Workqueue: netns cleanup_net
[   43.835756][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.835932][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.836450][   T12] RSP: 0018:ffa00000000c72d8 EFLAGS: 00010286
[   43.836626][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a7a0e40 RCX: 1ff4000000018e21
[   43.836826][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a0ef8
[   43.837026][   T12] RBP: ff1100000860c000 R08: 1fe22000014f41e0 R09: ff11000001b0d1d0
[   43.837254][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.837461][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7378
[   43.837663][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.837899][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.838074][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.838290][   T12] PKRU: 55555554
[   43.838392][   T12] Call Trace:
[   43.838499][   T12]  <TASK>
[   43.838569][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.838705][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.838808][   T12]  netif_close_many (net/core/dev.c:1804)
[   43.838944][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.839086][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.839230][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   43.839370][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   43.839511][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   43.839648][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   43.839786][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.839923][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   43.840058][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   43.840202][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.840372][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.840547][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.840695][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.840864][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.841000][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.841141][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.841325][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.841468][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   43.841635][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.841771][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   43.841906][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   43.842043][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.842190][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.842368][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.842543][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.842678][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.842812][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.842984][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.843124][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.843266][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.843424][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.843566][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.843701][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.843851][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.843986][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.844123][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.844266][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.844407][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.844545][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.844685][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.844821][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.844961][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.845104][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.845247][   T12]  kthread (kernel/kthread.c:436)
[   43.845349][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.845523][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.845660][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.845796][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.845966][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.846106][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.846262][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.847578][   T12] ---[ end trace 0000000000000000 ]---
| [   43.858098][   T12] ------------[ cut here ]------------
| [   43.858252][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.858814][   T12] Tainted: [W]=WARN
[   43.858913][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.859081][   T12] Workqueue: netns cleanup_net
[   43.859223][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.859397][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.859874][   T12] RSP: 0018:ffa00000000c73a0 EFLAGS: 00010286
[   43.860039][   T12] RAX: 00000000ffffffa6 RBX: ff11000002847540 RCX: 1ff4000000018e3a
[   43.860245][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028475f8
[   43.860504][   T12] RBP: ff1100000860c000 R08: 1fe2200000508ec0 R09: ff11000001b0d1d0
[   43.860699][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.860893][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.861091][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.861326][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.861577][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.861773][   T12] PKRU: 55555554
[   43.861871][   T12] Call Trace:
[   43.861969][   T12]  <TASK>
[   43.862036][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.862214][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.862379][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.862617][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.862748][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.862912][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   43.863046][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   43.863188][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   43.863345][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   43.863526][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.863660][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.863825][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.863989][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.864123][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.864260][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.864622][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   43.864788][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.864921][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   43.865054][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   43.865196][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.865330][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.865690][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.865854][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.865988][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.866122][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.866295][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.866550][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.866684][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.866817][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.866950][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.867087][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.867229][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.867362][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.867540][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.867673][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.867804][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.867938][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.868076][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.868218][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.868355][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.868497][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.868630][   T12]  kthread (kernel/kthread.c:436)
[   43.868730][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.868895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.869030][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.869167][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.869336][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.869476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.869608][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.870885][   T12] ---[ end trace 0000000000000000 ]---
| [   43.872227][   T12] ------------[ cut here ]------------
| [   43.872356][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.873458][   T12] Tainted: [W]=WARN
[   43.873554][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.873729][   T12] Workqueue: netns cleanup_net
[   43.873865][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.874030][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.874497][   T12] RSP: 0018:ffa00000000c7640 EFLAGS: 00010286
[   43.874658][   T12] RAX: 00000000ffffffa6 RBX: ff11000002846740 RCX: 1ff4000000018e8e
[   43.874846][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028467f8
[   43.875034][   T12] RBP: ff110000075f9000 R08: 1fe2200000508d00 R09: ff11000001b0d1d0
[   43.875235][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.875431][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.875623][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.875847][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.876006][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.876209][   T12] PKRU: 55555554
[   43.876303][   T12] Call Trace:
[   43.876397][   T12]  <TASK>
[   43.876473][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.876635][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.876791][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.876926][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.877053][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.877220][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   43.877378][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   43.877513][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   43.877640][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   43.877770][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   43.877898][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.878059][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.878225][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.878356][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.878491][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.878651][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.878779][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.878907][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.879037][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.879170][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.879302][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.879436][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.879563][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.879690][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.879818][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.879945][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.880073][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.880212][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.880339][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.880475][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.880606][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.880732][   T12]  kthread (kernel/kthread.c:436)
[   43.880827][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.880985][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.881116][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.881249][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.881411][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.881538][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.881664][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.882894][   T12] ---[ end trace 0000000000000000 ]---
| [   43.884126][   T12] ------------[ cut here ]------------
| [   43.884256][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   43.885273][   T12] Tainted: [W]=WARN
[   43.885365][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.885593][   T12] Workqueue: netns cleanup_net
[   43.885721][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.885878][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.886378][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.886576][   T12] RAX: 00000000ffffffa6 RBX: ff11000002846900 RCX: 1ff4000000018ed5
[   43.886756][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028469b8
[   43.886940][   T12] RBP: ff1100000cb84000 R08: 1fe2200000508d38 R09: ff11000001b0d1d0
[   43.887122][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.887307][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.887538][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   43.887758][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.887909][   T12] CR2: 00007fd145c8d888 CR3: 0000000018d49003 CR4: 0000000000771ef0
[   43.888094][   T12] PKRU: 55555554
[   43.888189][   T12] Call Trace:
[   43.888286][   T12]  <TASK>
[   43.888350][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.888551][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.888706][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.888827][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.888975][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.889134][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.889261][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.889382][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.889553][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.889675][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.889798][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.889922][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.890044][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.890168][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.890297][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.890468][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.890591][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.890716][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.890837][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.890962][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.891090][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.891216][   T12]  kthread (kernel/kthread.c:436)
[   43.891308][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.891506][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.891629][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.891751][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.891902][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.892023][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.892147][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.893362][   T12] ---[ end trace 0000000000000000 ]---
| [   43.895012][   T12] ------------[ cut here ]------------
| [   43.895192][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   43.895816][   T12] Tainted: [W]=WARN
[   43.895955][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.896163][   T12] Workqueue: netns cleanup_net
[   43.896345][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.896567][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.897051][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   43.897266][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c931e00 RCX: 1ff4000000018ed5
[   43.897517][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c931eb8
[   43.897744][   T12] RBP: ff11000008d39000 R08: 1fe22000019263d8 R09: ff11000001b0d1d0
[   43.897973][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.898218][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.898464][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   43.898731][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.898931][   T12] CR2: 00007f7729fb5000 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   43.899171][   T12] PKRU: 55555554
[   43.899319][   T12] Call Trace:
[   43.899469][   T12]  <TASK>
[   43.899578][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.899780][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.899978][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.900158][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.900382][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   43.900601][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   43.900775][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   43.900945][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   43.901124][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   43.901304][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   43.901484][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.901657][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   43.901827][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   43.901996][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   43.902176][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.902355][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.902541][   T12]  process_one_work (kernel/workqueue.c:3314)
[   43.902714][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.902886][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.903065][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.903254][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.903436][   T12]  kthread (kernel/kthread.c:436)
[   43.903578][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.903776][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.903945][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.904124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.904332][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.904512][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.904682][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.906207][   T12] ---[ end trace 0000000000000000 ]---
| [   43.918917][  T487] ------------[ cut here ]------------
| [   43.919097][  T487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/487
| [   43.919640][  T487] Tainted: [W]=WARN
[   43.919741][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.919908][  T487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.920086][  T487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.920577][  T487] RSP: 0018:ffa00000010a7ab0 EFLAGS: 00010286
[   43.920743][  T487] RAX: 00000000ffffffa6 RBX: ff1100000a4c2200 RCX: 1ff4000000214f1c
[   43.920942][  T487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a4c22b8
[   43.921145][  T487] RBP: ff1100000dd34000 R08: 1fe2200001498458 R09: ff1100000cab0b80
[   43.921351][  T487] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.921556][  T487] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dd34000
[   43.921752][  T487] FS:  00007fe63421e840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.921982][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.922154][  T487] CR2: 00007fe63441fc20 CR3: 000000000d962003 CR4: 0000000000771ef0
[   43.922359][  T487] PKRU: 55555554
[   43.922465][  T487] Call Trace:
[   43.922564][  T487]  <TASK>
[   43.922632][  T487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.922764][  T487]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.922897][  T487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.923003][  T487]  register_netdevice (net/core/dev.c:11488)
[   43.923141][  T487]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   43.923315][  T487]  register_netdev (net/core/dev.c:11552)
[   43.923451][  T487]  loopback_net_init (drivers/net/loopback.c:218)
[   43.923587][  T487]  ops_init (net/core/net_namespace.c:137)
[   43.923688][  T487]  setup_net (net/core/net_namespace.c:446)
[   43.923788][  T487]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   43.923920][  T487]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   43.924051][  T487]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   43.924195][  T487]  copy_net_ns (net/core/net_namespace.c:579)
[   43.924329][  T487]  create_new_namespaces (kernel/nsproxy.c:132)
[   43.924471][  T487]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   43.924605][  T487]  ksys_unshare (kernel/fork.c:3243)
[   43.924738][  T487]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   43.924871][  T487]  ? __ia32_sys_open (fs/open.c:1374)
[   43.925012][  T487]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   43.925148][  T487]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   43.925288][  T487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.925427][  T487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.925578][  T487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.925716][  T487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.925880][  T487] RIP: 0033:0x7fe6344e0bcb
[   43.926019][  T487] 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
[   43.926505][  T487] RSP: 002b:00007fff990fcd18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   43.926704][  T487] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6344e0bcb
[   43.926902][  T487] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   43.927107][  T487] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   43.927310][  T487] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff990fef40
[   43.927514][  T487] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff991008ce
| [   43.928849][  T487] ---[ end trace 0000000000000000 ]---
| [   43.947502][  T487] ------------[ cut here ]------------
| [   43.947648][  T487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/487
| [   43.948154][  T487] Tainted: [W]=WARN
[   43.948260][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.948434][  T487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.948610][  T487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.949107][  T487] RSP: 0018:ffa00000010a7a98 EFLAGS: 00010286
[   43.949279][  T487] RAX: 00000000ffffffa6 RBX: ff1100000cf06040 RCX: 1ff4000000214f19
[   43.949482][  T487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf060f8
[   43.949679][  T487] RBP: ff1100000dd54000 R08: 1fe22000019e0c20 R09: ff1100000cab0b80
[   43.949875][  T487] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   43.950074][  T487] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dd54000
[   43.950286][  T487] FS:  00007fe63421e840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.950522][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.950688][  T487] CR2: 00007fe63441fc20 CR3: 000000000d962003 CR4: 0000000000771ef0
[   43.950886][  T487] PKRU: 55555554
[   43.950985][  T487] Call Trace:
[   43.951089][  T487]  <TASK>
[   43.951158][  T487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.951298][  T487]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.951437][  T487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.951538][  T487]  register_netdevice (net/core/dev.c:11488)
[   43.951671][  T487]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   43.951836][  T487]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   43.951969][  T487]  register_netdev (net/core/dev.c:11552)
[   43.952107][  T487]  sit_init_net (net/ipv6/sit.c:1860)
[   43.952246][  T487]  ops_init (net/core/net_namespace.c:137)
[   43.952347][  T487]  setup_net (net/core/net_namespace.c:446)
[   43.952465][  T487]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   43.952595][  T487]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   43.952726][  T487]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   43.952860][  T487]  copy_net_ns (net/core/net_namespace.c:579)
[   43.952991][  T487]  create_new_namespaces (kernel/nsproxy.c:132)
[   43.953128][  T487]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   43.953263][  T487]  ksys_unshare (kernel/fork.c:3243)
[   43.953398][  T487]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   43.953535][  T487]  ? __ia32_sys_open (fs/open.c:1374)
[   43.953669][  T487]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   43.953801][  T487]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   43.953933][  T487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.954064][  T487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.954208][  T487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.954339][  T487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.954508][  T487] RIP: 0033:0x7fe6344e0bcb
[   43.954647][  T487] 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
[   43.955118][  T487] RSP: 002b:00007fff990fcd18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   43.955321][  T487] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe6344e0bcb
[   43.955523][  T487] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   43.955719][  T487] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   43.955916][  T487] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff990fef40
[   43.956116][  T487] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff991008ce
| [   43.957441][  T487] ---[ end trace 0000000000000000 ]---
| [   43.982981][  T488] ------------[ cut here ]------------
| [   43.983162][  T488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/488
| [   43.983680][  T488] Tainted: [W]=WARN
[   43.983780][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.983945][  T488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.984121][  T488] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.984603][  T488] RSP: 0018:ffa0000001097020 EFLAGS: 00010286
[   43.984771][  T488] RAX: 00000000ffffffa6 RBX: ff1100000c474ac0 RCX: 1ff4000000212dca
[   43.984968][  T488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c474b78
[   43.985173][  T488] RBP: ff1100000dd34000 R08: 1fe220000188e970 R09: ff1100000cec0b58
[   43.985375][  T488] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   43.985576][  T488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dd34ce1
[   43.985774][  T488] FS:  00007f9001e09840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   43.986007][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.986187][  T488] CR2: 0000000029c86988 CR3: 000000000d962005 CR4: 0000000000771ef0
[   43.986385][  T488] PKRU: 55555554
[   43.986490][  T488] Call Trace:
[   43.986588][  T488]  <TASK>
[   43.986656][  T488]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.986790][  T488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.986893][  T488]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.987024][  T488]  __dev_notify_flags (net/core/dev.c:9787)
[   43.987161][  T488]  ? netif_change_name (net/core/dev.c:1495)
[   43.987297][  T488]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.987436][  T488]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   43.987569][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.987702][  T488]  ? 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))
[   43.987837][  T488]  netif_change_flags (net/core/dev.c:9820)
[   43.987972][  T488]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.988111][  T488]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.988251][  T488]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.988420][  T488]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.988552][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.988685][  T488]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.988816][  T488]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.988950][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.989088][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.989226][  T488]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.989360][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.989497][  T488]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.989628][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.989761][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.989892][  T488]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.990025][  T488]  ? __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)
[   43.990159][  T488]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.990311][  T488]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.990455][  T488]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.990589][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.990723][  T488]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.990858][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.990991][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.991124][  T488]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.991263][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.991394][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.991531][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.991662][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.991795][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.991926][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.992058][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.992197][  T488]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   43.992328][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.992468][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.992598][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.992731][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.992864][  T488]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   43.992995][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.993153][  T488]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   43.993290][  T488]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   43.993431][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.993566][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.993697][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.993835][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.993968][  T488]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.994107][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.994248][  T488]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.994383][  T488]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.994521][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.994684][  T488]  ? move_addr_to_kernel (net/socket.c:258)
[   43.994820][  T488]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.994954][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.995091][  T488]  ___sys_sendmsg (net/socket.c:2752)
[   43.995228][  T488]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.995393][  T488]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.995541][  T488]  __sys_sendmsg (net/socket.c:2784)
[   43.995673][  T488]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.995805][  T488]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.995974][  T488]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   43.996113][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.996250][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.996381][  T488]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.996519][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.996651][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.996813][  T488] RIP: 0033:0x7f900204308e
[   43.996954][  T488] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   43.997435][  T488] RSP: 002b:00007ffd52228590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.997636][  T488] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f900204308e
[   43.997834][  T488] RDX: 0000000000000000 RSI: 00007ffd52228640 RDI: 0000000000000005
[   43.998035][  T488] RBP: 00007ffd522285a0 R08: 0000000000000000 R09: 0000000000000000
[   43.998242][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   43.998446][  T488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52228d10
| [   43.999773][  T488] ---[ end trace 0000000000000000 ]---
| [   44.129336][   T12] ------------[ cut here ]------------
| [   44.129506][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   44.130027][   T12] Tainted: [W]=WARN
[   44.130124][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.130295][   T12] Workqueue: netns cleanup_net
[   44.130433][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.130596][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.131050][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   44.131215][   T12] RAX: 00000000ffffffa6 RBX: ff110000049d3700 RCX: 1ff4000000018eed
[   44.131396][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d37b8
[   44.131582][   T12] RBP: ff11000008079000 R08: 1fe220000093a6f8 R09: ff11000001b0d1d0
[   44.131774][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.131959][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.132175][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.132414][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.132581][   T12] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   44.132781][   T12] PKRU: 55555554
[   44.132871][   T12] Call Trace:
[   44.132964][   T12]  <TASK>
[   44.133027][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.133190][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.133341][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   44.133474][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   44.133607][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.133729][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   44.133853][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.133976][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   44.134103][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   44.134228][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.134352][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   44.134482][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   44.134602][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   44.134724][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.134859][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.134985][   T12]  process_one_work (kernel/workqueue.c:3314)
[   44.135116][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.135246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.135372][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.135505][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.135626][   T12]  kthread (kernel/kthread.c:436)
[   44.135722][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.135875][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.135999][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.136124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.136297][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.136426][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.136551][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.137854][   T12] ---[ end trace 0000000000000000 ]---
| [   44.147763][   T12] ------------[ cut here ]------------
| [   44.147923][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   44.148601][   T12] Tainted: [W]=WARN
[   44.148705][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.148867][   T12] Workqueue: netns cleanup_net
[   44.149012][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.149202][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.149729][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   44.149891][   T12] RAX: 00000000ffffffa6 RBX: ff11000002654740 RCX: 1ff4000000018eaf
[   44.150088][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026547f8
[   44.150294][   T12] RBP: ff110000081ac000 R08: 1fe22000004ca900 R09: ff11000001b0d1d0
[   44.150552][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   44.150745][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   44.150943][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.151175][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.151343][   T12] CR2: 00007ffd674167d8 CR3: 000000000dca8006 CR4: 0000000000771ef0
[   44.151547][   T12] PKRU: 55555554
[   44.151643][   T12] Call Trace:
[   44.151741][   T12]  <TASK>
[   44.151813][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.151947][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.152045][   T12]  netif_close_many (net/core/dev.c:1804)
[   44.152178][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.152311][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.152444][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.152574][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   44.152705][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.152871][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   44.153037][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.153170][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.153303][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   44.153438][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.153601][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   44.153732][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   44.153864][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   44.153991][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   44.154123][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   44.154257][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   44.154407][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.154539][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   44.154668][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   44.154794][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   44.154923][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.155051][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.155190][   T12]  process_one_work (kernel/workqueue.c:3314)
[   44.155338][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.155473][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.155607][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.155740][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.155867][   T12]  kthread (kernel/kthread.c:436)
[   44.155963][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.156124][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.156259][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.156387][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.156556][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.156685][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.156815][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.158136][   T12] ---[ end trace 0000000000000000 ]---
| [   44.159211][   T12] ------------[ cut here ]------------
| [   44.159367][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   44.160363][   T12] Tainted: [W]=WARN
[   44.160547][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.160705][   T12] Workqueue: netns cleanup_net
[   44.160911][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.161087][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.161586][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   44.161741][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a79c580 RCX: 1ff4000000018ed5
[   44.161926][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79c638
[   44.162115][   T12] RBP: ff110000081ac000 R08: 1fe22000014f38c8 R09: ff11000001b0d1d0
[   44.162306][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.162498][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.162683][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.162898][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.163054][   T12] CR2: 00007ffd674167d8 CR3: 0000000018d49005 CR4: 0000000000771ef0
[   44.163270][   T12] PKRU: 55555554
[   44.163362][   T12] Call Trace:
[   44.163463][   T12]  <TASK>
[   44.163529][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.163685][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.163843][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   44.163969][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   44.164099][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   44.164231][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   44.164357][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   44.164491][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   44.164633][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.164758][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   44.164883][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   44.165012][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   44.165143][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.165271][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.165395][   T12]  process_one_work (kernel/workqueue.c:3314)
[   44.165528][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.165654][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.165862][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.165998][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.166122][   T12]  kthread (kernel/kthread.c:436)
[   44.166226][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.166464][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.166588][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.166712][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.166864][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.167065][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.167197][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.168535][   T12] ---[ end trace 0000000000000000 ]---
| [   44.224551][  T496] ------------[ cut here ]------------
| [   44.224725][  T496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/496
| [   44.225236][  T496] Tainted: [W]=WARN
[   44.225337][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.225518][  T496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.225693][  T496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.226174][  T496] RSP: 0018:ffa0000001077ab0 EFLAGS: 00010286
[   44.226361][  T496] RAX: 00000000ffffffa6 RBX: ff1100000c930ac0 RCX: 1ff400000020ef1c
[   44.226594][  T496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c930b78
[   44.226799][  T496] RBP: ff11000008851000 R08: 1fe2200001926170 R09: ff11000008d92e80
[   44.227017][  T496] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.227227][  T496] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008851000
[   44.227437][  T496] FS:  00007f27423c3840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   44.227672][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.227840][  T496] CR2: 00007f27425ca430 CR3: 0000000004ec4001 CR4: 0000000000771ef0
[   44.228045][  T496] PKRU: 55555554
[   44.228181][  T496] Call Trace:
[   44.228289][  T496]  <TASK>
[   44.228361][  T496]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.228504][  T496]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.228637][  T496]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.228740][  T496]  register_netdevice (net/core/dev.c:11488)
[   44.228875][  T496]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.229044][  T496]  register_netdev (net/core/dev.c:11552)
[   44.229183][  T496]  loopback_net_init (drivers/net/loopback.c:218)
[   44.229324][  T496]  ops_init (net/core/net_namespace.c:137)
[   44.229437][  T496]  setup_net (net/core/net_namespace.c:446)
[   44.229541][  T496]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.229675][  T496]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.229808][  T496]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.229943][  T496]  copy_net_ns (net/core/net_namespace.c:579)
[   44.230083][  T496]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.230264][  T496]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.230406][  T496]  ksys_unshare (kernel/fork.c:3243)
[   44.230544][  T496]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.230678][  T496]  ? __ia32_sys_open (fs/open.c:1374)
[   44.230814][  T496]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.230947][  T496]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.231086][  T496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.231226][  T496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.231360][  T496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.231500][  T496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.231671][  T496] RIP: 0033:0x7f2742685bcb
[   44.231811][  T496] 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
[   44.232304][  T496] RSP: 002b:00007fff0178e828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.232513][  T496] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2742685bcb
[   44.232714][  T496] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.232918][  T496] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.233121][  T496] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff01790a50
[   44.233333][  T496] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff017918ce
| [   44.234714][  T496] ---[ end trace 0000000000000000 ]---
| [   44.238572][  T496] ------------[ cut here ]------------
| [   44.238731][  T496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/496
| [   44.239262][  T496] Tainted: [W]=WARN
[   44.239368][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.239548][  T496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.239724][  T496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.240203][  T496] RSP: 0018:ffa0000001077a98 EFLAGS: 00010286
[   44.240372][  T496] RAX: 00000000ffffffa6 RBX: ff1100000963b8c0 RCX: 1ff400000020ef19
[   44.240581][  T496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963b978
[   44.240792][  T496] RBP: ff1100000c631000 R08: 1fe22000012c7730 R09: ff11000008d92e80
[   44.240996][  T496] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.241208][  T496] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c631000
[   44.241481][  T496] FS:  00007f27423c3840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   44.241721][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.241894][  T496] CR2: 00007f27425ca430 CR3: 0000000004ec4001 CR4: 0000000000771ef0
[   44.242097][  T496] PKRU: 55555554
[   44.242203][  T496] Call Trace:
[   44.242304][  T496]  <TASK>
[   44.242371][  T496]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.242577][  T496]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.242711][  T496]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.242814][  T496]  register_netdevice (net/core/dev.c:11488)
[   44.242949][  T496]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.243123][  T496]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.243264][  T496]  register_netdev (net/core/dev.c:11552)
[   44.243456][  T496]  sit_init_net (net/ipv6/sit.c:1860)
[   44.243648][  T496]  ops_init (net/core/net_namespace.c:137)
[   44.243750][  T496]  setup_net (net/core/net_namespace.c:446)
[   44.243872][  T496]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.244005][  T496]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.244143][  T496]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.244315][  T496]  copy_net_ns (net/core/net_namespace.c:579)
[   44.244511][  T496]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.244670][  T496]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.244806][  T496]  ksys_unshare (kernel/fork.c:3243)
[   44.244941][  T496]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.245076][  T496]  ? __ia32_sys_open (fs/open.c:1374)
[   44.245222][  T496]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.245355][  T496]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.245545][  T496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.245678][  T496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.245814][  T496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.245948][  T496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.246121][  T496] RIP: 0033:0x7f2742685bcb
[   44.246267][  T496] 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
[   44.246823][  T496] RSP: 002b:00007fff0178e828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.247026][  T496] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2742685bcb
[   44.247248][  T496] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.247504][  T496] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.247718][  T496] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff01790a50
[   44.247920][  T496] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff017918ce
| [   44.249346][  T496] ---[ end trace 0000000000000000 ]---
| [   44.281906][  T497] ------------[ cut here ]------------
| [   44.282095][  T497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/497
| [   44.282647][  T497] Tainted: [W]=WARN
[   44.282767][  T497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.282936][  T497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.283118][  T497] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.283608][  T497] RSP: 0018:ffa0000000fb7020 EFLAGS: 00010286
[   44.283778][  T497] RAX: 00000000ffffffa6 RBX: ff1100000963a3c0 RCX: 1ff40000001f6dca
[   44.283977][  T497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a478
[   44.284191][  T497] RBP: ff11000008851000 R08: 1fe22000012c7490 R09: ff110000020d0b58
[   44.284393][  T497] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   44.284631][  T497] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008851ce1
[   44.284838][  T497] FS:  00007fcb9c54b840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   44.285074][  T497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.285253][  T497] CR2: 00000000239a1988 CR3: 0000000004ec4003 CR4: 0000000000771ef0
[   44.285461][  T497] PKRU: 55555554
[   44.285563][  T497] Call Trace:
[   44.285667][  T497]  <TASK>
[   44.285739][  T497]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.285877][  T497]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.285997][  T497]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.286140][  T497]  __dev_notify_flags (net/core/dev.c:9787)
[   44.286308][  T497]  ? netif_change_name (net/core/dev.c:1495)
[   44.286447][  T497]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.286587][  T497]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.286721][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.286858][  T497]  ? 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))
[   44.287002][  T497]  netif_change_flags (net/core/dev.c:9820)
[   44.287144][  T497]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.287291][  T497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.287453][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.287627][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.287762][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.287899][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.288035][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.288177][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.288318][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.288457][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.288592][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.288725][  T497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.288862][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.288998][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.289138][  T497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.289279][  T497]  ? __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)
[   44.289439][  T497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.289575][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.289711][  T497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.289848][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.289988][  T497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.290129][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.290267][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.290411][  T497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.290549][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.290682][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.290815][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.290951][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.291091][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.291232][  T497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.291367][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.291509][  T497]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.291642][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.291777][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.291911][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.292047][  T497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.292193][  T497]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.292339][  T497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.292486][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.292621][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.292758][  T497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.292894][  T497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.293029][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.293171][  T497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.293313][  T497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.293470][  T497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.293607][  T497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.293768][  T497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.293904][  T497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.294074][  T497]  ? move_addr_to_kernel (net/socket.c:258)
[   44.294221][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.294356][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.294499][  T497]  ___sys_sendmsg (net/socket.c:2752)
[   44.294633][  T497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.294800][  T497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.294961][  T497]  __sys_sendmsg (net/socket.c:2784)
[   44.295098][  T497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.295258][  T497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.295434][  T497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.295574][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.295709][  T497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.295843][  T497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.295980][  T497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.296120][  T497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.296292][  T497] RIP: 0033:0x7fcb9c78508e
[   44.296439][  T497] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.297041][  T497] RSP: 002b:00007fff599f1cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.297262][  T497] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcb9c78508e
[   44.297513][  T497] RDX: 0000000000000000 RSI: 00007fff599f1da0 RDI: 0000000000000005
[   44.297715][  T497] RBP: 00007fff599f1d00 R08: 0000000000000000 R09: 0000000000000000
[   44.297914][  T497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.298242][  T497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff599f2470
| [   44.299835][  T497] ---[ end trace 0000000000000000 ]---
| [   44.412711][  T500] ------------[ cut here ]------------
| [   44.412886][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/500
| [   44.413447][  T500] Tainted: [W]=WARN
[   44.413553][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.413727][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.413907][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.414437][  T500] RSP: 0018:ffa0000000f06e20 EFLAGS: 00010286
[   44.414614][  T500] RAX: 00000000ffffffa6 RBX: ff1100000b528e40 RCX: 1ff40000001e0d8a
[   44.414823][  T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b528ef8
[   44.415034][  T500] RBP: ff1100000d9e4000 R08: 1fe22000016a51e0 R09: ff1100000cd48b80
[   44.415250][  T500] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.415475][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b6cee08
[   44.415697][  T500] FS:  00007fef4b63b840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.415944][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.416124][  T500] CR2: 000000000042ebe0 CR3: 000000000a650003 CR4: 0000000000771ef0
[   44.416345][  T500] PKRU: 55555554
[   44.416458][  T500] Call Trace:
[   44.416561][  T500]  <TASK>
[   44.416638][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.416781][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.416891][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.417029][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.417174][  T500]  __dev_notify_flags (net/core/dev.c:9787)
[   44.417324][  T500]  ? netif_change_name (net/core/dev.c:1495)
[   44.417466][  T500]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   44.417607][  T500]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   44.417748][  T500]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.417890][  T500]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.418028][  T500]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   44.418173][  T500]  veth_newlink (drivers/net/veth.c:1871)
[   44.418319][  T500]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   44.418463][  T500]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.418601][  T500]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.418739][  T500]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.418891][  T500]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   44.419028][  T500]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   44.419195][  T500]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.419338][  T500]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.419500][  T500]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.419639][  T500]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.419778][  T500]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.419916][  T500]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.420054][  T500]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.420204][  T500]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.420345][  T500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.420494][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.420647][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.420786][  T500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.420929][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.421069][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.421217][  T500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.421354][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.421496][  T500]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.421632][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.421770][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.421907][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.422046][  T500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.422195][  T500]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.422547][  T500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.422687][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.422825][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.422966][  T500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.423110][  T500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.423256][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.423396][  T500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.423540][  T500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.423677][  T500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.423816][  T500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.423953][  T500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.424091][  T500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.424266][  T500]  ? move_addr_to_kernel (net/socket.c:258)
[   44.424413][  T500]  ___sys_sendmsg (net/socket.c:2752)
[   44.424550][  T500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.424692][  T500]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.424887][  T500]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.425027][  T500]  __sys_sendmsg (net/socket.c:2784)
[   44.425170][  T500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.425315][  T500]  ? 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)
[   44.425459][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.425596][  T500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.425733][  T500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.425870][  T500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.426011][  T500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.426195][  T500] RIP: 0033:0x7fef4b87508e
[   44.426340][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.426835][  T500] RSP: 002b:00007ffee755f350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.427043][  T500] RAX: ffffffffffffffda RBX: 00007ffee755faf8 RCX: 00007fef4b87508e
[   44.427259][  T500] RDX: 0000000000000000 RSI: 00007ffee755f400 RDI: 0000000000000005
[   44.427471][  T500] RBP: 00007ffee755f360 R08: 0000000000000000 R09: 0000000000000000
[   44.427687][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.427897][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee755fac0
| [   44.429296][  T500] ---[ end trace 0000000000000000 ]---
| [   44.445342][  T500] ------------[ cut here ]------------
| [   44.445548][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/500
| [   44.446061][  T500] Tainted: [W]=WARN
[   44.446169][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.446353][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.447348][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.447876][  T500] RSP: 0018:ffa0000000f071a0 EFLAGS: 00010286
[   44.448052][  T500] RAX: 00000000ffffffa6 RBX: ff11000004f8e3c0 RCX: 1ff40000001e0dfa
[   44.448285][  T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e478
[   44.448493][  T500] RBP: ff11000009f91000 R08: 1fe22000009f1c90 R09: ff1100000cd48b80
[   44.448697][  T500] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.448902][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.449110][  T500] FS:  00007fef4b63b840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.449353][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.449530][  T500] CR2: 000000000042ebe0 CR3: 000000000a650003 CR4: 0000000000771ef0
[   44.449736][  T500] PKRU: 55555554
[   44.449840][  T500] Call Trace:
[   44.449942][  T500]  <TASK>
[   44.450012][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.450154][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.450262][  T500]  __dev_notify_flags (net/core/dev.c:9787)
[   44.450398][  T500]  ? netif_change_name (net/core/dev.c:1495)
[   44.450542][  T500]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.450677][  T500]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.450814][  T500]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.450950][  T500]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.451091][  T500]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.451230][  T500]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.451363][  T500]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.451508][  T500]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.451646][  T500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.451782][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.451919][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.452067][  T500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.452217][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.452352][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.452491][  T500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.452624][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.452756][  T500]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.452891][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.453027][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.453167][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.453306][  T500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.453445][  T500]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.453594][  T500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.453732][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.453866][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.454004][  T500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.454145][  T500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.454285][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.454427][  T500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.454562][  T500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.454698][  T500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.454833][  T500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.454968][  T500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.455109][  T500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.455279][  T500]  ? move_addr_to_kernel (net/socket.c:258)
[   44.455418][  T500]  ___sys_sendmsg (net/socket.c:2752)
[   44.455552][  T500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.455690][  T500]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.455859][  T500]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.455999][  T500]  __sys_sendmsg (net/socket.c:2784)
[   44.456140][  T500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.456282][  T500]  ? 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)
[   44.456420][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.456555][  T500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.456688][  T500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.456822][  T500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.456958][  T500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.457127][  T500] RIP: 0033:0x7fef4b87508e
[   44.457273][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.457755][  T500] RSP: 002b:00007ffee755f350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.457959][  T500] RAX: ffffffffffffffda RBX: 00007ffee755faf8 RCX: 00007fef4b87508e
[   44.458163][  T500] RDX: 0000000000000000 RSI: 00007ffee755f400 RDI: 0000000000000005
[   44.458366][  T500] RBP: 00007ffee755f360 R08: 0000000000000000 R09: 0000000000000000
[   44.458574][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.458774][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee755fac0
| [   44.460124][  T500] ---[ end trace 0000000000000000 ]---
| [   44.485235][  T501] ------------[ cut here ]------------
| [   44.485445][  T501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/501
| [   44.485991][  T501] Tainted: [W]=WARN
[   44.486099][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.486275][  T501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.486461][  T501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.486944][  T501] RSP: 0018:ffa0000001036e20 EFLAGS: 00010286
[   44.487122][  T501] RAX: 00000000ffffffa6 RBX: ff110000096303c0 RCX: 1ff4000000206d8a
[   44.487332][  T501] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009630478
[   44.487542][  T501] RBP: ff1100000cd59000 R08: 1fe22000012c6090 R09: ff1100000cd4ae80
[   44.487747][  T501] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.487953][  T501] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c9bd588
[   44.488163][  T501] FS:  00007f5f9f893840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   44.488417][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.488590][  T501] CR2: 000000000042ebe0 CR3: 000000000b56d003 CR4: 0000000000771ef0
[   44.488794][  T501] PKRU: 55555554
[   44.488897][  T501] Call Trace:
[   44.489000][  T501]  <TASK>
[   44.489069][  T501]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.489218][  T501]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.489322][  T501]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   44.489497][  T501]  __dev_notify_flags (net/core/dev.c:9787)
[   44.489633][  T501]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   44.489771][  T501]  ? netif_change_name (net/core/dev.c:1495)
[   44.489906][  T501]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.490043][  T501]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.490183][  T501]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.490323][  T501]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   44.490465][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.490600][  T501]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.490738][  T501]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.490874][  T501]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.491009][  T501]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   44.491151][  T501]  veth_newlink (drivers/net/veth.c:1871)
[   44.491292][  T501]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   44.491432][  T501]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.491567][  T501]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.491700][  T501]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.491848][  T501]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   44.491985][  T501]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   44.492124][  T501]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.492263][  T501]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.492404][  T501]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.492542][  T501]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.492678][  T501]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.492816][  T501]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.492955][  T501]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.493098][  T501]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.493240][  T501]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.493380][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.493521][  T501]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.493675][  T501]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.493816][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.493955][  T501]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.494093][  T501]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.494234][  T501]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.494370][  T501]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.494511][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.494652][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.494787][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.494924][  T501]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.495060][  T501]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.495207][  T501]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.495344][  T501]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.495483][  T501]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.495621][  T501]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.495759][  T501]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.495896][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.496032][  T501]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.496176][  T501]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.496316][  T501]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.496458][  T501]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.496594][  T501]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.496730][  T501]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.496899][  T501]  ? move_addr_to_kernel (net/socket.c:258)
[   44.497039][  T501]  ___sys_sendmsg (net/socket.c:2752)
[   44.497181][  T501]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.497328][  T501]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.497506][  T501]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.497646][  T501]  __sys_sendmsg (net/socket.c:2784)
[   44.497782][  T501]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.497922][  T501]  ? 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)
[   44.498057][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.498205][  T501]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.498343][  T501]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.498504][  T501]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.498642][  T501]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.498810][  T501] RIP: 0033:0x7f5f9facd08e
[   44.498952][  T501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.499449][  T501] RSP: 002b:00007fff0fd433e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.499655][  T501] RAX: ffffffffffffffda RBX: 00007fff0fd43b88 RCX: 00007f5f9facd08e
[   44.499856][  T501] RDX: 0000000000000000 RSI: 00007fff0fd43490 RDI: 0000000000000005
[   44.500062][  T501] RBP: 00007fff0fd433f0 R08: 0000000000000000 R09: 0000000000000000
[   44.500276][  T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.500482][  T501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0fd43b50
| [   44.501854][  T501] ---[ end trace 0000000000000000 ]---
| [   44.510581][  T501] ------------[ cut here ]------------
| [   44.510752][  T501] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/501
| [   44.511482][  T501] Tainted: [W]=WARN
[   44.511599][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.511774][  T501] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.511955][  T501] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.512448][  T501] RSP: 0018:ffa00000010371a0 EFLAGS: 00010286
[   44.512620][  T501] RAX: 00000000ffffffa6 RBX: ff11000009123000 RCX: 1ff4000000206dfa
[   44.512821][  T501] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091230b8
[   44.513025][  T501] RBP: ff110000026ec000 R08: 1fe2200001224618 R09: ff1100000cd4ae80
[   44.513236][  T501] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.513444][  T501] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.513650][  T501] FS:  00007f5f9f893840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   44.513887][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.514058][  T501] CR2: 000000000042ebe0 CR3: 000000000b56d003 CR4: 0000000000771ef0
[   44.514271][  T501] PKRU: 55555554
[   44.514373][  T501] Call Trace:
[   44.514483][  T501]  <TASK>
[   44.514553][  T501]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.514689][  T501]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.514793][  T501]  __dev_notify_flags (net/core/dev.c:9787)
[   44.514940][  T501]  ? netif_change_name (net/core/dev.c:1495)
[   44.515079][  T501]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.515221][  T501]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.515358][  T501]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.515505][  T501]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.515643][  T501]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.515778][  T501]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.515913][  T501]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.516056][  T501]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.516202][  T501]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.516343][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.516538][  T501]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.516673][  T501]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.516812][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.516955][  T501]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.517096][  T501]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.517244][  T501]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.517379][  T501]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.517573][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.517715][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.517851][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.517987][  T501]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.518125][  T501]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.518267][  T501]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.518465][  T501]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.518600][  T501]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.518738][  T501]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.518876][  T501]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.519013][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.519165][  T501]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.519307][  T501]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.519501][  T501]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.519641][  T501]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.519777][  T501]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.519915][  T501]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.520089][  T501]  ? move_addr_to_kernel (net/socket.c:258)
[   44.520233][  T501]  ___sys_sendmsg (net/socket.c:2752)
[   44.520371][  T501]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.520568][  T501]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.520742][  T501]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.520880][  T501]  __sys_sendmsg (net/socket.c:2784)
[   44.521020][  T501]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.521162][  T501]  ? 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)
[   44.521301][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.521545][  T501]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.521697][  T501]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.521837][  T501]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.521975][  T501]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.522149][  T501] RIP: 0033:0x7f5f9facd08e
[   44.522298][  T501] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.522888][  T501] RSP: 002b:00007fff0fd433e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.523094][  T501] RAX: ffffffffffffffda RBX: 00007fff0fd43b88 RCX: 00007f5f9facd08e
[   44.523306][  T501] RDX: 0000000000000000 RSI: 00007fff0fd43490 RDI: 0000000000000005
[   44.523605][  T501] RBP: 00007fff0fd433f0 R08: 0000000000000000 R09: 0000000000000000
[   44.523806][  T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.524009][  T501] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0fd43b50
| [   44.525444][  T501] ---[ end trace 0000000000000000 ]---
| [   44.558307][  T502] ------------[ cut here ]------------
| [   44.558493][  T502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/502
| [   44.559019][  T502] Tainted: [W]=WARN
[   44.559125][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.559302][  T502] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.559485][  T502] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.559969][  T502] RSP: 0018:ffa0000001106e20 EFLAGS: 00010286
[   44.560148][  T502] RAX: 00000000ffffffa6 RBX: ff1100000c5f8580 RCX: 1ff4000000220d8a
[   44.560359][  T502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5f8638
[   44.560592][  T502] RBP: ff1100000cac1000 R08: 1fe22000018bf0c8 R09: ff1100000db2d180
[   44.560798][  T502] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.561021][  T502] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b069588
[   44.561235][  T502] FS:  00007fc0ec8c0840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.561487][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.561660][  T502] CR2: 000000000042ebe0 CR3: 000000000a650005 CR4: 0000000000771ef0
[   44.561866][  T502] PKRU: 55555554
[   44.561970][  T502] Call Trace:
[   44.562079][  T502]  <TASK>
[   44.562153][  T502]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.562298][  T502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.562408][  T502]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   44.562580][  T502]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   44.562726][  T502]  __dev_notify_flags (net/core/dev.c:9787)
[   44.562865][  T502]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   44.563006][  T502]  ? netif_change_name (net/core/dev.c:1495)
[   44.563151][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.563295][  T502]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.563438][  T502]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.563575][  T502]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.563715][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.563863][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.563999][  T502]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.564143][  T502]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.564287][  T502]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.564430][  T502]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   44.564572][  T502]  veth_newlink (drivers/net/veth.c:1871)
[   44.564712][  T502]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   44.564850][  T502]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.564987][  T502]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.565126][  T502]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.565281][  T502]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   44.565432][  T502]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   44.565572][  T502]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.565709][  T502]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.565856][  T502]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.565996][  T502]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.566141][  T502]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.566289][  T502]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.566433][  T502]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.566575][  T502]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.566716][  T502]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.566857][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.566996][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.567139][  T502]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.567287][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.567430][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.567569][  T502]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.567706][  T502]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.567843][  T502]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.567981][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.568125][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.568267][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.568411][  T502]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.568549][  T502]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.568699][  T502]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.568840][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.568978][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.569124][  T502]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.569269][  T502]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.569412][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.569552][  T502]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.569692][  T502]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.569831][  T502]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.569968][  T502]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.570112][  T502]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.570259][  T502]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.570438][  T502]  ? move_addr_to_kernel (net/socket.c:258)
[   44.570581][  T502]  ___sys_sendmsg (net/socket.c:2752)
[   44.570719][  T502]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.570860][  T502]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.571036][  T502]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.571191][  T502]  __sys_sendmsg (net/socket.c:2784)
[   44.571331][  T502]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.571485][  T502]  ? 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)
[   44.571626][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.571765][  T502]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.571902][  T502]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.572046][  T502]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.572193][  T502]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.572367][  T502] RIP: 0033:0x7fc0ecafa08e
[   44.572517][  T502] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.573011][  T502] RSP: 002b:00007ffffbc3b130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.573235][  T502] RAX: ffffffffffffffda RBX: 00007ffffbc3b8d8 RCX: 00007fc0ecafa08e
[   44.573445][  T502] RDX: 0000000000000000 RSI: 00007ffffbc3b1e0 RDI: 0000000000000005
[   44.573651][  T502] RBP: 00007ffffbc3b140 R08: 0000000000000000 R09: 0000000000000000
[   44.573857][  T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.574063][  T502] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbc3b8a0
| [   44.575476][  T502] ---[ end trace 0000000000000000 ]---
| [   44.590852][  T502] ------------[ cut here ]------------
| [   44.591023][  T502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/502
| [   44.591580][  T502] Tainted: [W]=WARN
[   44.591691][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.591867][  T502] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.592049][  T502] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.592557][  T502] RSP: 0018:ffa00000011071a0 EFLAGS: 00010286
[   44.592738][  T502] RAX: 00000000ffffffa6 RBX: ff11000004f8f8c0 RCX: 1ff4000000220dfa
[   44.592951][  T502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f978
[   44.593164][  T502] RBP: ff11000009fe1000 R08: 1fe22000009f1f30 R09: ff1100000db2d180
[   44.593379][  T502] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   44.593606][  T502] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.593821][  T502] FS:  00007fc0ec8c0840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.594068][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.594255][  T502] CR2: 000056159f595d5c CR3: 000000000a650002 CR4: 0000000000771ef0
[   44.594483][  T502] PKRU: 55555554
[   44.594588][  T502] Call Trace:
[   44.594706][  T502]  <TASK>
[   44.594779][  T502]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.594921][  T502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.595027][  T502]  __dev_notify_flags (net/core/dev.c:9787)
[   44.595175][  T502]  ? netif_change_name (net/core/dev.c:1495)
[   44.595324][  T502]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   44.595473][  T502]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.595615][  T502]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.595756][  T502]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.595901][  T502]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.596040][  T502]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.596183][  T502]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.596332][  T502]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.596484][  T502]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.596626][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.596765][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.596904][  T502]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.597048][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.597201][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.597339][  T502]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.597488][  T502]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.597626][  T502]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.597769][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.597914][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.598052][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.598202][  T502]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.598341][  T502]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.598487][  T502]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.598630][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.598770][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.598911][  T502]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.599053][  T502]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.599200][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.599344][  T502]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.599490][  T502]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.599630][  T502]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.599770][  T502]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.599911][  T502]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.600069][  T502]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.600260][  T502]  ? move_addr_to_kernel (net/socket.c:258)
[   44.600405][  T502]  ___sys_sendmsg (net/socket.c:2752)
[   44.600545][  T502]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.600687][  T502]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.600862][  T502]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   44.601004][  T502]  __sys_sendmsg (net/socket.c:2784)
[   44.601146][  T502]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.601292][  T502]  ? 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)
[   44.601436][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.601578][  T502]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.601715][  T502]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.601855][  T502]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.601992][  T502]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.602169][  T502] RIP: 0033:0x7fc0ecafa08e
[   44.602317][  T502] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.602808][  T502] RSP: 002b:00007ffffbc3b130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.603015][  T502] RAX: ffffffffffffffda RBX: 00007ffffbc3b8d8 RCX: 00007fc0ecafa08e
[   44.603241][  T502] RDX: 0000000000000000 RSI: 00007ffffbc3b1e0 RDI: 0000000000000005
[   44.603449][  T502] RBP: 00007ffffbc3b140 R08: 0000000000000000 R09: 0000000000000000
[   44.603656][  T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.603859][  T502] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbc3b8a0
| [   44.638729][  T503] ns1eth1: entered promiscuous mode
| [   44.639045][  T503] ------------[ cut here ]------------
| [   44.639248][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/503
| [   44.639896][  T503] Tainted: [W]=WARN
[   44.640053][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.640307][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.640581][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.641149][  T503] RSP: 0018:ffa0000001036fb0 EFLAGS: 00010286
[   44.641382][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a0740 RCX: 1ff4000000206dbc
[   44.641756][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a07f8
[   44.642118][  T503] RBP: ff11000009f91000 R08: 1fe22000014f4100 R09: ff1100000db28b80
[   44.642492][  T503] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   44.642930][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f91000
[   44.643295][  T503] FS:  00007f796130e840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.643696][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.644074][  T503] CR2: 00000000096789e8 CR3: 000000000cc3e004 CR4: 0000000000771ef0
[   44.644470][  T503] PKRU: 55555554
[   44.644686][  T503] Call Trace:
[   44.644838][  T503]  <TASK>
[   44.644961][  T503]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.645167][  T503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.645371][  T503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.645545][  T503]  __dev_notify_flags (net/core/dev.c:9787)
[   44.645741][  T503]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   44.645936][  T503]  ? netdev_notice (net/core/dev.c:13008)
[   44.646139][  T503]  ? netif_change_name (net/core/dev.c:1495)
[   44.646346][  T503]  __dev_set_promiscuity (net/core/dev.c:9630)
[   44.646556][  T503]  netif_set_promiscuity (net/core/dev.c:9639)
[   44.646750][  T503]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.646944][  T503]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   44.647152][  T503]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.647349][  T503]  ? 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)
[   44.647559][  T503]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.647753][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.647946][  T503]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.648151][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.648350][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.648557][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.648755][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.648952][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.649160][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.649365][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.649575][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.649771][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.649965][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.650170][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.650376][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.650588][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.650783][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.650977][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.651185][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.651388][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.651595][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.651790][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.651985][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.652199][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.652393][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.652604][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.652800][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.652992][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.653209][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.653420][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.653616][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.653810][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.654005][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.654216][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.654426][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.654620][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.654812][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.655042][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.655253][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.655457][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.655651][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.655842][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.656071][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.656296][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.656505][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.656696][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.656926][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.657130][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.657333][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.657538][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.657730][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.657925][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.658165][  T503] RIP: 0033:0x7f796154808e
[   44.658371][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.658942][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.659231][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.659507][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.659769][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.660030][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.660319][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.662144][  T503] ---[ end trace 0000000000000000 ]---
| [   44.662620][  T503] ------------[ cut here ]------------
| [   44.662802][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/503
| [   44.663360][  T503] Tainted: [W]=WARN
[   44.663482][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.663656][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.663836][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.664354][  T503] RSP: 0018:ffa0000001036f90 EFLAGS: 00010286
[   44.664545][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a1700 RCX: 1ff4000000206db8
[   44.664753][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a17b8
[   44.664961][  T503] RBP: ff11000009f91000 R08: 1fe22000014f42f8 R09: ff1100000db28b80
[   44.665174][  T503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   44.665389][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.665605][  T503] FS:  00007f796130e840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.665848][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.666025][  T503] CR2: 00007fc0ecb4b2a0 CR3: 000000000cc3e003 CR4: 0000000000771ef0
[   44.666245][  T503] PKRU: 55555554
[   44.666350][  T503] Call Trace:
[   44.666464][  T503]  <TASK>
[   44.666537][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.666678][  T503]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.666818][  T503]  notifier_call_chain (kernel/notifier.c:85)
[   44.666962][  T503]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.667107][  T503]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.667254][  T503]  ? 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)
[   44.667393][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.667540][  T503]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   44.667680][  T503]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   44.667820][  T503]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.667960][  T503]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   44.668105][  T503]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   44.668252][  T503]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.668393][  T503]  ? 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)
[   44.668543][  T503]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.668685][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.668827][  T503]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.668968][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.669114][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.669258][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.669406][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.669552][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.669716][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.669859][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.670004][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.670153][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.670298][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.670444][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.670585][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.670728][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.670869][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.671011][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.671155][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.671301][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.671446][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.671588][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.671727][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.671868][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.672010][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.672158][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.672308][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.672453][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.672601][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.672744][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.672885][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.673028][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.673176][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.673323][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.673470][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.673612][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.673753][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.673926][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.674069][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.674221][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.674363][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.674510][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.674687][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.674838][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.674980][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.675124][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.675306][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.675452][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.675594][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.675735][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.675876][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.676017][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.676198][  T503] RIP: 0033:0x7f796154808e
[   44.676345][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.676850][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.677068][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.677293][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.677509][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.677724][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.677935][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.679358][  T503] ---[ end trace 0000000000000000 ]---
| [   44.679631][  T503] ------------[ cut here ]------------
| [   44.679772][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/503
| [   44.680341][  T503] Tainted: [W]=WARN
[   44.680454][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.680636][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.680825][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.681394][  T503] RSP: 0018:ffa0000001036f10 EFLAGS: 00010286
[   44.681583][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a1380 RCX: 1ff4000000206da8
[   44.681797][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1438
[   44.682010][  T503] RBP: ff11000004f41000 R08: 1fe22000014f4288 R09: ff1100000db28b80
[   44.682237][  T503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   44.682451][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.682664][  T503] FS:  00007f796130e840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.682938][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.683127][  T503] CR2: 00007fc0ecb4b2a0 CR3: 000000000cc3e003 CR4: 0000000000771ef0
[   44.683350][  T503] PKRU: 55555554
[   44.683463][  T503] Call Trace:
[   44.683570][  T503]  <TASK>
[   44.683643][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.683792][  T503]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.683937][  T503]  notifier_call_chain (kernel/notifier.c:85)
[   44.684089][  T503]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   44.684236][  T503]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   44.684382][  T503]  ? __netdev_update_features (net/core/dev.c:11041)
[   44.684534][  T503]  netif_set_mtu (net/core/dev.c:9910)
[   44.684678][  T503]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   44.684830][  T503]  dev_set_mtu (net/core/dev_api.c:249)
[   44.684942][  T503]  ? dev_disable_lro (net/core/dev_api.c:267)
[   44.685091][  T503]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   44.685240][  T503]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.685382][  T503]  ? 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)
[   44.685533][  T503]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.685677][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.685819][  T503]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.685962][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.686110][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.686257][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.686406][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.686552][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.686693][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.686835][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.686983][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.687132][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.687308][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.687454][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.687597][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.687745][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.687889][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.688034][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.688183][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.688332][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.688480][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.688625][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.688768][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.688914][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.689056][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.689203][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.689350][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.689496][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.689640][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.689784][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.689928][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.690071][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.690226][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.690371][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.690521][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.690664][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.690808][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.690985][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.691133][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.691282][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.691432][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.691575][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.691752][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.691905][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.692049][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.692202][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.692381][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.692528][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.692671][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.692814][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.692958][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.693107][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.693290][  T503] RIP: 0033:0x7f796154808e
[   44.693445][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.693954][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.694176][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.694397][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.694617][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.694830][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.695044][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.696692][  T503] ns1eth2: entered promiscuous mode
| [   44.696884][  T503] ------------[ cut here ]------------
| [   44.697024][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/503
| [   44.697618][  T503] Tainted: [W]=WARN
[   44.697729][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.697911][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.698102][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.698638][  T503] RSP: 0018:ffa0000001036fb0 EFLAGS: 00010286
[   44.698851][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a0040 RCX: 1ff4000000206dbc
[   44.699067][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a00f8
[   44.699316][  T503] RBP: ff110000026ec000 R08: 1fe22000014f4020 R09: ff1100000db28b80
[   44.699538][  T503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   44.699754][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000026ec000
[   44.699970][  T503] FS:  00007f796130e840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.700346][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.700536][  T503] CR2: 00007fc0ecb4b2a0 CR3: 000000000cc3e003 CR4: 0000000000771ef0
[   44.700857][  T503] PKRU: 55555554
[   44.700966][  T503] Call Trace:
[   44.701077][  T503]  <TASK>
[   44.701155][  T503]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.701312][  T503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.701467][  T503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.701578][  T503]  __dev_notify_flags (net/core/dev.c:9787)
[   44.701721][  T503]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   44.701866][  T503]  ? netdev_notice (net/core/dev.c:13008)
[   44.702012][  T503]  ? netif_change_name (net/core/dev.c:1495)
[   44.702272][  T503]  __dev_set_promiscuity (net/core/dev.c:9630)
[   44.702429][  T503]  netif_set_promiscuity (net/core/dev.c:9639)
[   44.702577][  T503]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.702724][  T503]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   44.702970][  T503]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.703119][  T503]  ? 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)
[   44.703270][  T503]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   44.703423][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.703572][  T503]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.703716][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.703862][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.704009][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.704265][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.704417][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.704561][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.704705][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.704953][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.705106][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.705260][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.705410][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.705561][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.705711][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.705857][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.706005][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.706258][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.706408][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.706556][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.706703][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.706948][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.707120][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.707272][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.707424][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.707573][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.707722][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.707871][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.708019][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.708304][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.708454][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.708602][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.708750][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.708997][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.709167][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.709320][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.709603][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.709749][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.709894][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.710042][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.710295][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.710483][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.710641][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.710787][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.711033][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.711225][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.711371][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.711522][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.711767][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.711914][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.712059][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.712251][  T503] RIP: 0033:0x7f796154808e
[   44.712514][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.713143][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.713366][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.713588][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.713905][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.714127][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.714348][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.716139][  T503] ---[ end trace 0000000000000000 ]---
| [   44.716555][  T503] ------------[ cut here ]------------
| [   44.716784][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/503
| [   44.717422][  T503] Tainted: [W]=WARN
[   44.717529][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.717705][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.717886][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.718397][  T503] RSP: 0018:ffa0000001036f90 EFLAGS: 00010286
[   44.718579][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a18c0 RCX: 1ff4000000206db8
[   44.718787][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1978
[   44.718995][  T503] RBP: ff110000026ec000 R08: 1fe22000014f4330 R09: ff1100000db28b80
[   44.719314][  T503] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   44.719536][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.719745][  T503] FS:  00007f796130e840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.719991][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.720172][  T503] CR2: 00007fc0ecb4b2a0 CR3: 000000000cc3e003 CR4: 0000000000771ef0
[   44.720389][  T503] PKRU: 55555554
[   44.720501][  T503] Call Trace:
[   44.720606][  T503]  <TASK>
[   44.720678][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.720818][  T503]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.720958][  T503]  notifier_call_chain (kernel/notifier.c:85)
[   44.721106][  T503]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.721253][  T503]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.721397][  T503]  ? 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)
[   44.721545][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.721686][  T503]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   44.721828][  T503]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   44.721970][  T503]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.722216][  T503]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   44.722358][  T503]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   44.722507][  T503]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.722647][  T503]  ? 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)
[   44.722792][  T503]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   44.722935][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.723080][  T503]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.723229][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.723371][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.723517][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.723658][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.723801][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.723945][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.724091][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.724243][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.724387][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.724535][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.724675][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.724815][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.724961][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.725111][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.725259][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.725404][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.725546][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.725781][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.725950][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.726100][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.726249][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.726390][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.726536][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.726679][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.726819][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.726963][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.727112][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.727261][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.727411][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.727570][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.727713][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.727854][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.727995][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.728142][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.728323][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.728473][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.728624][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.728771][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.728911][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.729091][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.729250][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.729391][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.729538][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.729715][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.729857][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.729999][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.730145][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.730291][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.730436][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.730611][  T503] RIP: 0033:0x7f796154808e
[   44.730758][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.731269][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.731486][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.731795][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.732004][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.732225][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.732442][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.733853][  T503] ---[ end trace 0000000000000000 ]---
| [   44.734154][  T503] ------------[ cut here ]------------
| [   44.734291][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/503
| [   44.734803][  T503] Tainted: [W]=WARN
[   44.734904][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.735076][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.735260][  T503] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.735759][  T503] RSP: 0018:ffa00000010371a0 EFLAGS: 00010286
[   44.735929][  T503] RAX: 00000000ffffffa6 RBX: ff1100000a7a0c80 RCX: 1ff4000000206dfa
[   44.736136][  T503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a0d38
[   44.736345][  T503] RBP: ff11000004f41000 R08: 1fe22000014f41a8 R09: ff1100000db28b80
[   44.736549][  T503] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   44.736750][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.737045][  T503] FS:  00007f796130e840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.737292][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.737468][  T503] CR2: 00007fc0ecb4b2a0 CR3: 000000000cc3e003 CR4: 0000000000771ef0
[   44.737672][  T503] PKRU: 55555554
[   44.737773][  T503] Call Trace:
[   44.737874][  T503]  <TASK>
[   44.737944][  T503]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.738086][  T503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.738195][  T503]  __dev_notify_flags (net/core/dev.c:9787)
[   44.738333][  T503]  ? netif_change_name (net/core/dev.c:1495)
[   44.738474][  T503]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   44.738610][  T503]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.738744][  T503]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.738881][  T503]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.739019][  T503]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.739253][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   44.739390][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.739532][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.739666][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.739801][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.739941][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.740084][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.740225][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.740981][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.741123][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.741267][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.741460][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.741595][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.741728][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.741862][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.741995][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.742136][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.742278][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.742469][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.742604][  T503]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.742739][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.742876][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.743011][  T503]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.743212][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.743348][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.743540][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.743675][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.743811][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.743947][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.744087][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.744228][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.744363][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.744591][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   44.744727][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.744862][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.744998][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   44.745137][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.745334][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.745537][  T503]  __sys_sendmsg (net/socket.c:2784)
[   44.745675][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.745809][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.745979][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.746119][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.746261][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.746395][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.746587][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.746723][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.746892][  T503] RIP: 0033:0x7f796154808e
[   44.747032][  T503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.747583][  T503] RSP: 002b:00007fffc8d785c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.747785][  T503] RAX: ffffffffffffffda RBX: 00007fffc8d78d70 RCX: 00007f796154808e
[   44.747988][  T503] RDX: 0000000000000000 RSI: 00007fffc8d78670 RDI: 0000000000000005
[   44.748286][  T503] RBP: 00007fffc8d785d0 R08: 0000000000000000 R09: 0000000000000000
[   44.748547][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba8
[   44.748749][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8d78d40
| [   44.790237][  T504] ns2eth1: entered promiscuous mode
| [   44.790517][  T504] ------------[ cut here ]------------
| [   44.790702][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/504
| [   44.791348][  T504] Tainted: [W]=WARN
[   44.791519][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.791744][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.791981][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.792565][  T504] RSP: 0018:ffa0000001046fb0 EFLAGS: 00010286
[   44.792793][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9ec80 RCX: 1ff4000000208dbc
[   44.793054][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9ed38
[   44.793329][  T504] RBP: ff1100000d9e4000 R08: 1fe22000013d3da8 R09: ff1100000db2ae80
[   44.793602][  T504] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   44.793862][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e4000
[   44.794142][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.794456][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.794684][  T504] CR2: 00007f65cafcc460 CR3: 000000000d9b3006 CR4: 0000000000771ef0
[   44.794944][  T504] PKRU: 55555554
[   44.795102][  T504] Call Trace:
[   44.795271][  T504]  <TASK>
[   44.795393][  T504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.795601][  T504]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.795794][  T504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.795952][  T504]  __dev_notify_flags (net/core/dev.c:9787)
[   44.796155][  T504]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   44.796358][  T504]  ? netdev_notice (net/core/dev.c:13008)
[   44.796564][  T504]  ? netif_change_name (net/core/dev.c:1495)
[   44.796760][  T504]  __dev_set_promiscuity (net/core/dev.c:9630)
[   44.796958][  T504]  netif_set_promiscuity (net/core/dev.c:9639)
[   44.797163][  T504]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.797364][  T504]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   44.797567][  T504]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.797758][  T504]  ? 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)
[   44.797952][  T504]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.798156][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.798384][  T504]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.798601][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.798793][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.798985][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.799245][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.799453][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.799646][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.799839][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.800037][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.800256][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.800465][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.800660][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.800852][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.801051][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.801266][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.801477][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.801675][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.801882][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.802086][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.802298][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.802504][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.802699][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.802892][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.803089][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.803305][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.803514][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.803711][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.803904][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.804102][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.804307][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.804515][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.804709][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.804906][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.805103][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.805307][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.805548][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.805745][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.805937][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.806141][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.806352][  T504]  ? 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))
[   44.806562][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.806755][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.806951][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.807158][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.807360][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.807564][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.807760][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.807957][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.808205][  T504] RIP: 0033:0x7f65cb00d08e
[   44.808418][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.808974][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.809282][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.809560][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.809824][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.810089][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.810370][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.812209][  T504] ---[ end trace 0000000000000000 ]---
| [   44.819940][  T504] ------------[ cut here ]------------
| [   44.820157][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/504
| [   44.821643][  T504] Tainted: [W]=WARN
[   44.821858][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.822150][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.822461][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.823063][  T504] RSP: 0018:ffa0000001046f90 EFLAGS: 00010286
[   44.823376][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9ee40 RCX: 1ff4000000208db8
[   44.823702][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9eef8
[   44.824075][  T504] RBP: ff1100000d9e4000 R08: 1fe22000013d3de0 R09: ff1100000db2ae80
[   44.824422][  T504] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.824748][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   44.825086][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.825479][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.825764][  T504] CR2: 00007f65cafcc460 CR3: 000000000d9b3006 CR4: 0000000000771ef0
[   44.826114][  T504] PKRU: 55555554
[   44.826333][  T504] Call Trace:
[   44.826555][  T504]  <TASK>
[   44.826734][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.826981][  T504]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.827249][  T504]  notifier_call_chain (kernel/notifier.c:85)
[   44.827517][  T504]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.827770][  T504]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.828018][  T504]  ? 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)
[   44.828283][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.828545][  T504]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   44.828794][  T504]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   44.829042][  T504]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.829307][  T504]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   44.829570][  T504]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   44.829815][  T504]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.830062][  T504]  ? 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)
[   44.830325][  T504]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.830584][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.830831][  T504]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.831080][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.831352][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.831614][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.831862][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.832122][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.832375][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.832634][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.832886][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.833147][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.833420][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.833671][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.833924][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.834136][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.834334][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.834539][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.834732][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.834921][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.835137][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.835343][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.835546][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.835737][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.835927][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.836127][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.836330][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.836541][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.836761][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.836963][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.837165][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.837365][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.837570][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.837761][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.837952][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.838157][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.838353][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.838594][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.838790][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.838980][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.839180][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.839387][  T504]  ? 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))
[   44.839593][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.839785][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.839978][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.840179][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.840380][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.840585][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.840776][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.840975][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.841220][  T504] RIP: 0033:0x7f65cb00d08e
[   44.841446][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.841993][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.842273][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.842547][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.842811][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.843068][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.843344][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.845152][  T504] ---[ end trace 0000000000000000 ]---
| [   44.845473][  T504] ------------[ cut here ]------------
| [   44.845627][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/504
| [   44.846174][  T504] Tainted: [W]=WARN
[   44.846289][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.846478][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.846664][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.847175][  T504] RSP: 0018:ffa0000001046f10 EFLAGS: 00010286
[   44.847363][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9e3c0 RCX: 1ff4000000208da8
[   44.847584][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9e478
[   44.847796][  T504] RBP: ff110000081a4000 R08: 1fe22000013d3c90 R09: ff1100000db2ae80
[   44.848008][  T504] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   44.848234][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.848451][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.848699][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.848878][  T504] CR2: 00007fc0ecb4b2a0 CR3: 000000000d9b3005 CR4: 0000000000771ef0
[   44.849094][  T504] PKRU: 55555554
[   44.849206][  T504] Call Trace:
[   44.849312][  T504]  <TASK>
[   44.849384][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.849534][  T504]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.849675][  T504]  notifier_call_chain (kernel/notifier.c:85)
[   44.849831][  T504]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   44.849975][  T504]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   44.850123][  T504]  ? __netdev_update_features (net/core/dev.c:11041)
[   44.850274][  T504]  netif_set_mtu (net/core/dev.c:9910)
[   44.850420][  T504]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   44.850568][  T504]  dev_set_mtu (net/core/dev_api.c:249)
[   44.850678][  T504]  ? dev_disable_lro (net/core/dev_api.c:267)
[   44.850821][  T504]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   44.850965][  T504]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.851114][  T504]  ? 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)
[   44.851264][  T504]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.851416][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.851559][  T504]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.851703][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.851847][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.851989][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.852141][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.852293][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.852443][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.852586][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.852732][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.852877][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.853022][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.853168][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.853316][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.853478][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.853634][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.853781][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.853925][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.854067][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.854221][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.854365][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.854524][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.854668][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.854811][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.854969][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.855119][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.855265][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.855417][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.855561][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.855709][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.855855][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.855998][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.856147][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.856296][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.856445][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.856589][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.856766][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.856916][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.857059][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.857214][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.857363][  T504]  ? 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))
[   44.857513][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.857655][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.857801][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.857943][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.858091][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.858240][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.858383][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.858531][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.858723][  T504] RIP: 0033:0x7f65cb00d08e
[   44.858872][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.859407][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.859624][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.859844][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.860055][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.860274][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.860514][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.862167][  T504] ns2eth2: entered promiscuous mode
| [   44.862364][  T504] ------------[ cut here ]------------
| [   44.862517][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/504
| [   44.863050][  T504] Tainted: [W]=WARN
[   44.863162][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.863345][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.863536][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.864043][  T504] RSP: 0018:ffa0000001046fb0 EFLAGS: 00010286
[   44.864255][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9f540 RCX: 1ff4000000208dbc
[   44.864478][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9f5f8
[   44.864692][  T504] RBP: ff1100000cac1000 R08: 1fe22000013d3ec0 R09: ff1100000db2ae80
[   44.864906][  T504] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   44.865125][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cac1000
[   44.865347][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.865606][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.865789][  T504] CR2: 00007fc0ecb4b2a0 CR3: 000000000d9b3005 CR4: 0000000000771ef0
[   44.866005][  T504] PKRU: 55555554
[   44.866120][  T504] Call Trace:
[   44.866233][  T504]  <TASK>
[   44.866308][  T504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.866461][  T504]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.866607][  T504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.866716][  T504]  __dev_notify_flags (net/core/dev.c:9787)
[   44.866880][  T504]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   44.867036][  T504]  ? netdev_notice (net/core/dev.c:13008)
[   44.867211][  T504]  ? netif_change_name (net/core/dev.c:1495)
[   44.867364][  T504]  __dev_set_promiscuity (net/core/dev.c:9630)
[   44.867515][  T504]  netif_set_promiscuity (net/core/dev.c:9639)
[   44.867672][  T504]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.867818][  T504]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   44.867964][  T504]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.868127][  T504]  ? 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)
[   44.868277][  T504]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   44.868429][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.868572][  T504]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.868717][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.868862][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.869011][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.869183][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.869337][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.869500][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.869644][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.869795][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.869944][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.870109][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.870260][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.870409][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.870559][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.870705][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.870852][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.871013][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.871162][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.871311][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.871464][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.871611][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.871759][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.871905][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.872052][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.872233][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.872377][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.872529][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.872679][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.872841][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.872988][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.873140][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.873298][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.873451][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.873596][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.873749][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.873940][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.874095][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.874245][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.874390][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.874555][  T504]  ? 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))
[   44.874702][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.874848][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.875009][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.875167][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.875320][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.875471][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.875617][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.875761][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.875941][  T504] RIP: 0033:0x7f65cb00d08e
[   44.876093][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.876650][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.876876][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.877093][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.877315][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.877535][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.877752][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.879240][  T504] ---[ end trace 0000000000000000 ]---
| [   44.879634][  T504] ------------[ cut here ]------------
| [   44.879799][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/504
| [   44.880335][  T504] Tainted: [W]=WARN
[   44.880446][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.880622][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.880803][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.881308][  T504] RSP: 0018:ffa0000001046f90 EFLAGS: 00010286
[   44.881488][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9f1c0 RCX: 1ff4000000208db8
[   44.881697][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9f278
[   44.881906][  T504] RBP: ff1100000cac1000 R08: 1fe22000013d3e50 R09: ff1100000db2ae80
[   44.882122][  T504] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   44.882336][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.882554][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   44.882801][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.882979][  T504] CR2: 00007fc0ecb4b2a0 CR3: 000000000d9b3005 CR4: 0000000000771ef0
[   44.883198][  T504] PKRU: 55555554
[   44.883303][  T504] Call Trace:
[   44.883414][  T504]  <TASK>
[   44.883486][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.883626][  T504]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.883767][  T504]  notifier_call_chain (kernel/notifier.c:85)
[   44.883910][  T504]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.884054][  T504]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.884230][  T504]  ? 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)
[   44.884374][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.884521][  T504]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   44.884663][  T504]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   44.884804][  T504]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.884946][  T504]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   44.885092][  T504]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   44.885238][  T504]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.885379][  T504]  ? 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)
[   44.886084][  T504]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   44.886239][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.886379][  T504]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.886582][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.886781][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.886924][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.887066][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.887219][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.887361][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.887563][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.887710][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.887853][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.887995][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.888142][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.888287][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.888523][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.888664][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.888804][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.888944][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.889088][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.889234][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.889380][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.889581][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.889723][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.889863][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.890004][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.890152][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.890297][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.890503][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.890645][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.890785][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.890927][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.891069][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.891234][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.891381][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.891581][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.891731][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.891908][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.892052][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.892199][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.892340][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.892547][  T504]  ? 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))
[   44.892704][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.892846][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.892990][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.893134][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.893282][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.893484][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.893625][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.893766][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.893941][  T504] RIP: 0033:0x7f65cb00d08e
[   44.894092][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.894658][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.894876][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.895091][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.895307][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.895584][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.895793][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.897280][  T504] ---[ end trace 0000000000000000 ]---
| [   44.898608][  T504] ------------[ cut here ]------------
| [   44.898778][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/504
| [   44.899304][  T504] Tainted: [W]=WARN
[   44.899450][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.899624][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.899803][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.900303][  T504] RSP: 0018:ffa00000010471a0 EFLAGS: 00010286
[   44.900481][  T504] RAX: 00000000ffffffa6 RBX: ff11000009e9eac0 RCX: 1ff4000000208dfa
[   44.900687][  T504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9eb78
[   44.900891][  T504] RBP: ff110000081a4000 R08: 1fe22000013d3d70 R09: ff1100000db2ae80
[   44.901097][  T504] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.901303][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.901544][  T504] FS:  00007f65cadd3840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   44.901785][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.901958][  T504] CR2: 00007f79613db574 CR3: 000000000d9b3001 CR4: 0000000000771ef0
[   44.902165][  T504] PKRU: 55555554
[   44.902273][  T504] Call Trace:
[   44.902374][  T504]  <TASK>
[   44.902450][  T504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.902595][  T504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.902699][  T504]  __dev_notify_flags (net/core/dev.c:9787)
[   44.902837][  T504]  ? netif_change_name (net/core/dev.c:1495)
[   44.902975][  T504]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   44.903117][  T504]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.903278][  T504]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.903418][  T504]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.903556][  T504]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.903694][  T504]  ? nla_strscpy (lib/nlattr.c:795)
[   44.903831][  T504]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   44.903971][  T504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.904111][  T504]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.904254][  T504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.904395][  T504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.904544][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.904707][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.904846][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.904984][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.905127][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.905270][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.905411][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.905549][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.905684][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.905819][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.905959][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.906098][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.906239][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.906374][  T504]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.906514][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.906654][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.906790][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.906928][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.907066][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.907214][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.907351][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.907492][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.907628][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.907764][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.907901][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.908037][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.908217][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   44.908356][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   44.908497][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.908634][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.908777][  T504]  ? 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))
[   44.908917][  T504]  __sys_sendmsg (net/socket.c:2784)
[   44.909052][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.909201][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.909337][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.909479][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.909615][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.909750][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.909885][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.910054][  T504] RIP: 0033:0x7f65cb00d08e
[   44.910202][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.910689][  T504] RSP: 002b:00007ffd54be76a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.910893][  T504] RAX: ffffffffffffffda RBX: 00007ffd54be7e50 RCX: 00007f65cb00d08e
[   44.911115][  T504] RDX: 0000000000000000 RSI: 00007ffd54be7750 RDI: 0000000000000005
[   44.911328][  T504] RBP: 00007ffd54be76b0 R08: 0000000000000000 R09: 0000000000000000
[   44.911536][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.911740][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54be7e20
| [   44.939141][  T505] ns3eth1: entered promiscuous mode
| [   44.939444][  T505] ------------[ cut here ]------------
| [   44.939629][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/505
| [   44.940278][  T505] Tainted: [W]=WARN
[   44.940448][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.940674][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.940906][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.941524][  T505] RSP: 0018:ffa0000001126fb0 EFLAGS: 00010286
[   44.941758][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf06ac0 RCX: 1ff4000000224dbc
[   44.942019][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf06b78
[   44.942298][  T505] RBP: ff1100000cd59000 R08: 1fe22000019e0d70 R09: ff11000004e75180
[   44.942574][  T505] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   44.942838][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd59000
[   44.943129][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.943447][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.943676][  T505] CR2: 00007f5f04d6c460 CR3: 000000000c844002 CR4: 0000000000771ef0
[   44.943974][  T505] PKRU: 55555554
[   44.944140][  T505] Call Trace:
[   44.944304][  T505]  <TASK>
[   44.944439][  T505]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.944632][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.944835][  T505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.944993][  T505]  __dev_notify_flags (net/core/dev.c:9787)
[   44.945203][  T505]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   44.945397][  T505]  ? netdev_notice (net/core/dev.c:13008)
[   44.945605][  T505]  ? netif_change_name (net/core/dev.c:1495)
[   44.945799][  T505]  __dev_set_promiscuity (net/core/dev.c:9630)
[   44.945991][  T505]  netif_set_promiscuity (net/core/dev.c:9639)
[   44.946223][  T505]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.946429][  T505]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   44.946622][  T505]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.946814][  T505]  ? 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)
[   44.947031][  T505]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.947252][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.947476][  T505]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.947681][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.947883][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.948079][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   44.948289][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.948513][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.948736][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.948928][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.949132][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.949338][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.949546][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.949761][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.949955][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.950162][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.950365][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.950570][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.950762][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.950953][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.951154][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.951350][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.951569][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.951768][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.951960][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.952172][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.952375][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.952599][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.952794][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.952987][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.953200][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.953395][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.953611][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.953803][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.953996][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.954206][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.954411][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.954645][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.954843][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   44.955034][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.955257][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.955470][  T505]  ? 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))
[   44.955675][  T505]  __sys_sendmsg (net/socket.c:2784)
[   44.955874][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.956070][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.956284][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.956512][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.956708][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.956900][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.957096][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.957342][  T505] RIP: 0033:0x7f5f04dad08e
[   44.957554][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.958144][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.958431][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   44.958691][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   44.958955][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   44.959234][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.959518][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   44.961383][  T505] ---[ end trace 0000000000000000 ]---
| [   44.961832][  T505] ------------[ cut here ]------------
| [   44.962011][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/505
| [   44.962661][  T505] Tainted: [W]=WARN
[   44.962825][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.963046][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.963316][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.963877][  T505] RSP: 0018:ffa0000001126f90 EFLAGS: 00010286
[   44.964105][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf06e40 RCX: 1ff4000000224db8
[   44.964372][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf06ef8
[   44.964642][  T505] RBP: ff1100000cd59000 R08: 1fe22000019e0de0 R09: ff11000004e75180
[   44.964895][  T505] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.965198][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   44.965478][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.965768][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.965990][  T505] CR2: 00007f5f04d6c460 CR3: 000000000c844002 CR4: 0000000000771ef0
[   44.966268][  T505] PKRU: 55555554
[   44.966434][  T505] Call Trace:
[   44.966588][  T505]  <TASK>
[   44.966708][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.966895][  T505]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.967088][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   44.967291][  T505]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.967494][  T505]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.967687][  T505]  ? 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)
[   44.967875][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.968068][  T505]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   44.968290][  T505]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   44.968498][  T505]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.968689][  T505]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   44.968879][  T505]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   44.969070][  T505]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.969279][  T505]  ? 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)
[   44.969484][  T505]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.969675][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.969862][  T505]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.970052][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.970278][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.970482][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   44.970675][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.970866][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.971054][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.971261][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.971474][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.971665][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.971866][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.972054][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.972291][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.972497][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.972689][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.972878][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.973068][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.973337][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.973540][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.973733][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.973942][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.974172][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.974368][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.974576][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.974768][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.974955][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.975158][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.975357][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.975562][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.975755][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.975945][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.976144][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.976341][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.976543][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.976732][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.976957][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.977162][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   44.977359][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.977561][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.977759][  T505]  ? 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))
[   44.977949][  T505]  __sys_sendmsg (net/socket.c:2784)
[   44.978149][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.978353][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.978558][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.978750][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.978938][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.979137][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.979352][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.979592][  T505] RIP: 0033:0x7f5f04dad08e
[   44.979784][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.980350][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.980625][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   44.980909][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   44.981202][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   44.981473][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   44.981729][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   44.983530][  T505] ---[ end trace 0000000000000000 ]---
| [   44.983817][  T505] ------------[ cut here ]------------
| [   44.984027][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/505
| [   44.984689][  T505] Tainted: [W]=WARN
[   44.984844][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.985084][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.985334][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.985913][  T505] RSP: 0018:ffa0000001126f10 EFLAGS: 00010286
[   44.986154][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf07540 RCX: 1ff4000000224da8
[   44.986443][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf075f8
[   44.986734][  T505] RBP: ff11000009fd9000 R08: 1fe22000019e0ec0 R09: ff11000004e75180
[   44.986999][  T505] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.987281][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   44.987560][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   44.987858][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.988089][  T505] CR2: 00007f5f04d6c460 CR3: 000000000c844002 CR4: 0000000000771ef0
[   44.988372][  T505] PKRU: 55555554
[   44.988540][  T505] Call Trace:
[   44.988720][  T505]  <TASK>
[   44.988842][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.989034][  T505]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.989246][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   44.989458][  T505]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   44.989651][  T505]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   44.989849][  T505]  ? __netdev_update_features (net/core/dev.c:11041)
[   44.990043][  T505]  netif_set_mtu (net/core/dev.c:9910)
[   44.990253][  T505]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   44.990460][  T505]  dev_set_mtu (net/core/dev_api.c:249)
[   44.990619][  T505]  ? dev_disable_lro (net/core/dev_api.c:267)
[   44.990811][  T505]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   44.991005][  T505]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   44.991214][  T505]  ? 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)
[   44.991426][  T505]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   44.991620][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.991811][  T505]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   44.992004][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   44.992212][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.992417][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   44.992614][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.992807][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.993002][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.993233][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.993445][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.993642][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.993835][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.994029][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.994238][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.994449][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.994645][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.994838][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.995030][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.995240][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.995446][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.995641][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.995830][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.996028][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.996238][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   44.996445][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.996639][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.996829][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.997023][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.997234][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.997441][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.997638][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.997830][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.998023][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.998232][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.998438][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.998629][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.998853][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.999053][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   44.999262][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.999472][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.999670][  T505]  ? 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))
[   44.999865][  T505]  __sys_sendmsg (net/socket.c:2784)
[   45.000056][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.000265][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.000475][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.000671][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.000861][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.001051][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.001260][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.001500][  T505] RIP: 0033:0x7f5f04dad08e
[   45.001695][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.002263][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.002540][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   45.002800][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   45.003063][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   45.003338][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.003613][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   45.005708][  T505] ns3eth2: entered promiscuous mode
| [   45.005952][  T505] ------------[ cut here ]------------
| [   45.006147][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/505
| [   45.006803][  T505] Tainted: [W]=WARN
[   45.006960][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.007208][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.007476][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.008035][  T505] RSP: 0018:ffa0000001126fb0 EFLAGS: 00010286
[   45.008283][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf078c0 RCX: 1ff4000000224dbc
[   45.008565][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf07978
[   45.008828][  T505] RBP: ff11000009fe1000 R08: 1fe22000019e0f30 R09: ff11000004e75180
[   45.009097][  T505] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   45.009372][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fe1000
[   45.009650][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.009951][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.010232][  T505] CR2: 00007f5f04d6c460 CR3: 000000000c844002 CR4: 0000000000771ef0
[   45.010512][  T505] PKRU: 55555554
[   45.010667][  T505] Call Trace:
[   45.010823][  T505]  <TASK>
[   45.010946][  T505]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.011154][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.011349][  T505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.011523][  T505]  __dev_notify_flags (net/core/dev.c:9787)
[   45.011719][  T505]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   45.011912][  T505]  ? netdev_notice (net/core/dev.c:13008)
[   45.012111][  T505]  ? netif_change_name (net/core/dev.c:1495)
[   45.012314][  T505]  __dev_set_promiscuity (net/core/dev.c:9630)
[   45.012523][  T505]  netif_set_promiscuity (net/core/dev.c:9639)
[   45.012717][  T505]  dev_set_promiscuity (net/core/dev_api.c:288)
[   45.012911][  T505]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   45.013110][  T505]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   45.013315][  T505]  ? 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)
[   45.013526][  T505]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   45.013721][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.013949][  T505]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   45.014159][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   45.014361][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.014564][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   45.014758][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.014955][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.015160][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.015363][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.015575][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.015774][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.015969][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.016172][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.016375][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.016585][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.016781][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.016974][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.017177][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.017386][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.017601][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.017797][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.017993][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.018220][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.018429][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.018638][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.018839][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.019032][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.019249][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.019457][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.019653][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.019846][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.020163][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.020366][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.020571][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.020765][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.021056][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.021302][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   45.021514][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   45.021707][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.021998][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.022216][  T505]  ? 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))
[   45.022438][  T505]  __sys_sendmsg (net/socket.c:2784)
[   45.022635][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.022930][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.023129][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.023331][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.023544][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.023834][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.024033][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.024298][  T505] RIP: 0033:0x7f5f04dad08e
[   45.024512][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.025198][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.025577][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   45.025837][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   45.026107][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   45.026502][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.026764][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   45.028887][  T505] ---[ end trace 0000000000000000 ]---
| [   45.038952][  T505] ------------[ cut here ]------------
| [   45.039127][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/505
| [   45.039700][  T505] Tainted: [W]=WARN
[   45.039807][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.039980][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.040164][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.040672][  T505] RSP: 0018:ffa0000001126f90 EFLAGS: 00010286
[   45.040848][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf063c0 RCX: 1ff4000000224db8
[   45.041083][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf06478
[   45.041299][  T505] RBP: ff11000009fe1000 R08: 1fe22000019e0c90 R09: ff11000004e75180
[   45.041515][  T505] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   45.041730][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   45.041939][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   45.042186][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.042378][  T505] CR2: 000056159f595d5c CR3: 000000000c844005 CR4: 0000000000771ef0
[   45.042590][  T505] PKRU: 55555554
[   45.042692][  T505] Call Trace:
[   45.042796][  T505]  <TASK>
[   45.042868][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.043007][  T505]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.043150][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   45.043296][  T505]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   45.043443][  T505]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   45.043586][  T505]  ? 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)
[   45.043724][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.043864][  T505]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   45.044003][  T505]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   45.044146][  T505]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   45.044290][  T505]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   45.044435][  T505]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   45.044576][  T505]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   45.044715][  T505]  ? 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)
[   45.044855][  T505]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   45.044995][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.045138][  T505]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   45.045284][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   45.045430][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.045569][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   45.045708][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.045848][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.045991][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.046132][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.046279][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.046427][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.046568][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.046707][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.046845][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.046987][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.047129][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.047273][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.047416][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.047554][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.047692][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.047831][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.047969][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.048113][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.048258][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.048396][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.048544][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.048682][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.048822][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.048962][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.049106][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.049251][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.049391][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.049537][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.049676][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.049813][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.049952][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.050126][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   45.050276][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   45.050419][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.050557][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.050703][  T505]  ? 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))
[   45.050843][  T505]  __sys_sendmsg (net/socket.c:2784)
[   45.050982][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.051129][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.051270][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.051416][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.051556][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.051694][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.051832][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.052004][  T505] RIP: 0033:0x7f5f04dad08e
[   45.052153][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.052659][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.052868][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   45.053076][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   45.053504][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   45.053712][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.053919][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   45.055323][  T505] ---[ end trace 0000000000000000 ]---
| [   45.055627][  T505] ------------[ cut here ]------------
| [   45.055758][  T505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/505
| [   45.056270][  T505] Tainted: [W]=WARN
[   45.056374][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.056570][  T505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.056746][  T505] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.057236][  T505] RSP: 0018:ffa00000011271a0 EFLAGS: 00010286
[   45.057412][  T505] RAX: 00000000ffffffa6 RBX: ff1100000cf06040 RCX: 1ff4000000224dfa
[   45.057615][  T505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf060f8
[   45.057815][  T505] RBP: ff11000009fd9000 R08: 1fe22000019e0c20 R09: ff11000004e75180
[   45.058016][  T505] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.058228][  T505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   45.058457][  T505] FS:  00007f5f04b73840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   45.058693][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.058861][  T505] CR2: 000056159f595d5c CR3: 000000000c844005 CR4: 0000000000771ef0
[   45.059064][  T505] PKRU: 55555554
[   45.059169][  T505] Call Trace:
[   45.059273][  T505]  <TASK>
[   45.059343][  T505]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.059484][  T505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.059588][  T505]  __dev_notify_flags (net/core/dev.c:9787)
[   45.059723][  T505]  ? netif_change_name (net/core/dev.c:1495)
[   45.059857][  T505]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   45.059993][  T505]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.060133][  T505]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   45.060271][  T505]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   45.060412][  T505]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.060548][  T505]  ? nla_strscpy (lib/nlattr.c:795)
[   45.060684][  T505]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.060821][  T505]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.060958][  T505]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.061098][  T505]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.061241][  T505]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.061381][  T505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.061526][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.061662][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.061798][  T505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.061939][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.062077][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.062222][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.062357][  T505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.062499][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.062635][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.062771][  T505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.062906][  T505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.063042][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.063183][  T505]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.063370][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.063522][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.063661][  T505]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.063800][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.063937][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.064072][  T505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.064218][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.064357][  T505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.064500][  T505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.064637][  T505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.064772][  T505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.064906][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.065075][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   45.065223][  T505]  ___sys_sendmsg (net/socket.c:2752)
[   45.065362][  T505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.065504][  T505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.065648][  T505]  ? 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))
[   45.065787][  T505]  __sys_sendmsg (net/socket.c:2784)
[   45.065923][  T505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.066062][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.066208][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.066345][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.066486][  T505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.066621][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.066757][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.066924][  T505] RIP: 0033:0x7f5f04dad08e
[   45.067064][  T505] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.067563][  T505] RSP: 002b:00007ffff4e2c280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.067767][  T505] RAX: ffffffffffffffda RBX: 00007ffff4e2ca30 RCX: 00007f5f04dad08e
[   45.067970][  T505] RDX: 0000000000000000 RSI: 00007ffff4e2c330 RDI: 0000000000000005
[   45.068177][  T505] RBP: 00007ffff4e2c290 R08: 0000000000000000 R09: 0000000000000000
[   45.068384][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.068594][  T505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff4e2ca00
| [   45.069965][  T505] ---[ end trace 0000000000000000 ]---
| [   45.267011][  T512] ------------[ cut here ]------------
| [   45.267258][  T512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/512
| [   45.267939][  T512] Tainted: [W]=WARN
[   45.268103][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.268337][  T512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.268592][  T512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.269143][  T512] RSP: 0018:ffa0000001187050 EFLAGS: 00010286
[   45.269427][  T512] RAX: 00000000ffffffa6 RBX: ff11000009e9f000 RCX: 1ff4000000230dd0
[   45.269690][  T512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9f0b8
[   45.269973][  T512] RBP: ff11000009f91000 R08: 1fe22000013d3e18 R09: ff11000001eeae80
[   45.270306][  T512] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.270570][  T512] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   45.270846][  T512] FS:  00007fd7d8d81840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.271156][  T512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.271391][  T512] CR2: 00007fd7d90511a0 CR3: 000000000c844003 CR4: 0000000000771ef0
[   45.271659][  T512] PKRU: 55555554
[   45.271809][  T512] Call Trace:
[   45.271961][  T512]  <TASK>
[   45.272098][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.272303][  T512]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.272507][  T512]  notifier_call_chain (kernel/notifier.c:85)
[   45.272695][  T512]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.272882][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.273089][  T512]  ? netif_set_group (net/core/dev.c:9947)
[   45.273293][  T512]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.273533][  T512]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.273724][  T512]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.273910][  T512]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.274101][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.274333][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.274535][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.274720][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.274931][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.275147][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.275341][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.275540][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.275723][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.275909][  T512]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.276097][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.276294][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.276487][  T512]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.276713][  T512]  ? __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)
[   45.276900][  T512]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.277088][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.277293][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.277512][  T512]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.277702][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.277930][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.278128][  T512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.278367][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.278562][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.278747][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.278933][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.279126][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.279320][  T512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.279523][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.279706][  T512]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.279888][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.280090][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.280293][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.280490][  T512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.280680][  T512]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.280864][  T512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.281050][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.281277][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.281479][  T512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.281666][  T512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.281852][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.282055][  T512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.282303][  T512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.282508][  T512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.282695][  T512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.282883][  T512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.283065][  T512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.283310][  T512]  ? move_addr_to_kernel (net/socket.c:258)
[   45.283515][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.283709][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.283896][  T512]  ___sys_sendmsg (net/socket.c:2752)
[   45.284080][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.284316][  T512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.284524][  T512]  __sys_sendmsg (net/socket.c:2784)
[   45.284712][  T512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.284894][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.285121][  T512]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.285317][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.285517][  T512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.285711][  T512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.285898][  T512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.286085][  T512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.286321][  T512] RIP: 0033:0x7fd7d8fbb08e
[   45.286522][  T512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.287042][  T512] RSP: 002b:00007fffc4cff3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.287327][  T512] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd7d8fbb08e
[   45.287597][  T512] RDX: 0000000000000000 RSI: 00007fffc4cff450 RDI: 0000000000000005
[   45.287867][  T512] RBP: 00007fffc4cff3b0 R08: 0000000000000000 R09: 0000000000000000
[   45.288123][  T512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.288380][  T512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc4cffb20
| [   45.290219][  T512] ---[ end trace 0000000000000000 ]---
| [   45.296807][  T512] ------------[ cut here ]------------
| [   45.297015][  T512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/512
| [   45.297710][  T512] Tainted: [W]=WARN
[   45.297863][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.298089][  T512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.298336][  T512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.298912][  T512] RSP: 0018:ffa0000001186ed0 EFLAGS: 00010286
[   45.299145][  T512] RAX: 00000000ffffffa6 RBX: ff1100000cf06200 RCX: 1ff4000000230da0
[   45.299425][  T512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf062b8
[   45.299682][  T512] RBP: ff11000004f41000 R08: 1fe22000019e0c58 R09: ff11000001eeae80
[   45.299935][  T512] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.300207][  T512] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   45.300481][  T512] FS:  00007fd7d8d81840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.300774][  T512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.300998][  T512] CR2: 00007fd7d90511a0 CR3: 000000000c844003 CR4: 0000000000771ef0
[   45.301275][  T512] PKRU: 55555554
[   45.301443][  T512] Call Trace:
[   45.301605][  T512]  <TASK>
[   45.301726][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.301925][  T512]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.302129][  T512]  notifier_call_chain (kernel/notifier.c:85)
[   45.302330][  T512]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   45.302543][  T512]  ? __dev_open (net/core/dev.h:182)
[   45.302747][  T512]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   45.302940][  T512]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.303148][  T512]  notifier_call_chain (kernel/notifier.c:85)
[   45.303356][  T512]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.303571][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.303770][  T512]  ? netif_set_group (net/core/dev.c:9947)
[   45.303961][  T512]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.304211][  T512]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.304419][  T512]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.304619][  T512]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.304807][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.305029][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.305243][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.305454][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.305644][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.305840][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.306031][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.306242][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.306446][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.306636][  T512]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.306837][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.307027][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.307239][  T512]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.307446][  T512]  ? __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)
[   45.307635][  T512]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.307828][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.308023][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.308240][  T512]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.308451][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.308646][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.308833][  T512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.309031][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.309243][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.309447][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.309642][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.309830][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.310022][  T512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.310226][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.310432][  T512]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.310626][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.310817][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.311010][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.311216][  T512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.311431][  T512]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.311625][  T512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.311817][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.312012][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.312218][  T512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.312426][  T512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.312618][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.312807][  T512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.313001][  T512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.313213][  T512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.313417][  T512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.313606][  T512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.313800][  T512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.314020][  T512]  ? move_addr_to_kernel (net/socket.c:258)
[   45.314241][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.314454][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.314652][  T512]  ___sys_sendmsg (net/socket.c:2752)
[   45.314838][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.315059][  T512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.315275][  T512]  __sys_sendmsg (net/socket.c:2784)
[   45.315478][  T512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.315667][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.315896][  T512]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.316088][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.316290][  T512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.316488][  T512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.316676][  T512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.316865][  T512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.317089][  T512] RIP: 0033:0x7fd7d8fbb08e
[   45.317297][  T512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.317846][  T512] RSP: 002b:00007fffc4cff3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.318107][  T512] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd7d8fbb08e
[   45.318369][  T512] RDX: 0000000000000000 RSI: 00007fffc4cff450 RDI: 0000000000000005
[   45.318635][  T512] RBP: 00007fffc4cff3b0 R08: 0000000000000000 R09: 0000000000000000
[   45.318894][  T512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.319160][  T512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc4cffb20
| [   45.320949][  T512] ---[ end trace 0000000000000000 ]---
| [   45.356709][  T513] ------------[ cut here ]------------
| [   45.356866][  T513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/513
| [   45.357468][  T513] Tainted: [W]=WARN
[   45.357571][  T513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.357742][  T513] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.357924][  T513] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.358486][  T513] RSP: 0018:ffa0000001197050 EFLAGS: 00010286
[   45.358710][  T513] RAX: 00000000ffffffa6 RBX: ff1100000a79da80 RCX: 1ff4000000232dd0
[   45.358918][  T513] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79db38
[   45.359123][  T513] RBP: ff110000026ec000 R08: 1fe22000014f3b68 R09: ff11000001eed180
[   45.359348][  T513] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.359568][  T513] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.359783][  T513] FS:  00007fbb9d8fb840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.360027][  T513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.360216][  T513] CR2: 00007fbb9dc83900 CR3: 000000000c844001 CR4: 0000000000771ef0
[   45.360429][  T513] PKRU: 55555554
[   45.360540][  T513] Call Trace:
[   45.360646][  T513]  <TASK>
[   45.360716][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.360855][  T513]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.360997][  T513]  notifier_call_chain (kernel/notifier.c:85)
[   45.361144][  T513]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.361289][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.361440][  T513]  ? netif_set_group (net/core/dev.c:9947)
[   45.361587][  T513]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.361768][  T513]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.361906][  T513]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.362049][  T513]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.362201][  T513]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.362380][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.362527][  T513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.362666][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.362810][  T513]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.362955][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.363099][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.363243][  T513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.363389][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.363534][  T513]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.363673][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.363820][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.363959][  T513]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.364101][  T513]  ? __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)
[   45.364244][  T513]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.364382][  T513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.364529][  T513]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.364669][  T513]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.364806][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.364947][  T513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.365099][  T513]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.365252][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.365392][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.365546][  T513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.365684][  T513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.365832][  T513]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.365977][  T513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.366122][  T513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.366270][  T513]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.366415][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.366560][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.366702][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.366846][  T513]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.366997][  T513]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.367147][  T513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.367298][  T513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.367438][  T513]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.367575][  T513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.367715][  T513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.367860][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.368001][  T513]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.368148][  T513]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.368294][  T513]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.368443][  T513]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.368585][  T513]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.368726][  T513]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.368907][  T513]  ? move_addr_to_kernel (net/socket.c:258)
[   45.369048][  T513]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.369199][  T513]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.369349][  T513]  ___sys_sendmsg (net/socket.c:2752)
[   45.369495][  T513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.369673][  T513]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.369825][  T513]  __sys_sendmsg (net/socket.c:2784)
[   45.369962][  T513]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.370103][  T513]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.370283][  T513]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.370430][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.370574][  T513]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.370715][  T513]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.370853][  T513]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.370998][  T513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.371174][  T513] RIP: 0033:0x7fbb9db3508e
[   45.371338][  T513] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.371843][  T513] RSP: 002b:00007fffa3d71370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.372056][  T513] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbb9db3508e
[   45.372323][  T513] RDX: 0000000000000000 RSI: 00007fffa3d71420 RDI: 0000000000000005
[   45.372539][  T513] RBP: 00007fffa3d71380 R08: 0000000000000000 R09: 0000000000000000
[   45.372741][  T513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.372945][  T513] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa3d71af0
| [   45.374380][  T513] ---[ end trace 0000000000000000 ]---
| [   45.407036][  T514] ------------[ cut here ]------------
| [   45.407208][  T514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/514
| [   45.407827][  T514] Tainted: [W]=WARN
[   45.407937][  T514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.408118][  T514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.408306][  T514] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.408813][  T514] RSP: 0018:ffa00000011a7050 EFLAGS: 00010286
[   45.408997][  T514] RAX: 00000000ffffffa6 RBX: ff11000009122040 RCX: 1ff4000000234dd0
[   45.409224][  T514] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091220f8
[   45.409436][  T514] RBP: ff1100000d9e4000 R08: 1fe2200001224420 R09: ff1100000cab0b80
[   45.409635][  T514] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.409835][  T514] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.410035][  T514] FS:  00007f6acb4f2840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.410289][  T514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.410465][  T514] CR2: 00007f6acb7c21a0 CR3: 000000000c4eb003 CR4: 0000000000771ef0
[   45.410676][  T514] PKRU: 55555554
[   45.410779][  T514] Call Trace:
[   45.410879][  T514]  <TASK>
[   45.410949][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.411088][  T514]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.411228][  T514]  notifier_call_chain (kernel/notifier.c:85)
[   45.411366][  T514]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.411507][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.411643][  T514]  ? netif_set_group (net/core/dev.c:9947)
[   45.411783][  T514]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.411950][  T514]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.412096][  T514]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.412238][  T514]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.412386][  T514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.412559][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.412692][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.412826][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.412958][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.413103][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.413242][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.413377][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.413520][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.413653][  T514]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.413792][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.413925][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.414094][  T514]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.414237][  T514]  ? __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)
[   45.414374][  T514]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.414513][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.414652][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.414787][  T514]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.414923][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.415061][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.415206][  T514]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.415358][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.415498][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.415632][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.415766][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.415900][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.416037][  T514]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.416175][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.416314][  T514]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.416462][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.416596][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.416730][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.416864][  T514]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.416997][  T514]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.417135][  T514]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.417275][  T514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.417412][  T514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.417547][  T514]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.417681][  T514]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.417814][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.417948][  T514]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.418086][  T514]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.418228][  T514]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.418362][  T514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.418502][  T514]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.418635][  T514]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.418799][  T514]  ? move_addr_to_kernel (net/socket.c:258)
[   45.418933][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.419065][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.419209][  T514]  ___sys_sendmsg (net/socket.c:2752)
[   45.419341][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.419513][  T514]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.419658][  T514]  __sys_sendmsg (net/socket.c:2784)
[   45.419792][  T514]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.419926][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.420106][  T514]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.420251][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.420390][  T514]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.420533][  T514]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.420671][  T514]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.420809][  T514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.420981][  T514] RIP: 0033:0x7f6acb72c08e
[   45.421127][  T514] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.421660][  T514] RSP: 002b:00007ffc00cec270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.421893][  T514] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6acb72c08e
[   45.422128][  T514] RDX: 0000000000000000 RSI: 00007ffc00cec320 RDI: 0000000000000005
[   45.422365][  T514] RBP: 00007ffc00cec280 R08: 0000000000000000 R09: 0000000000000000
[   45.422614][  T514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.422853][  T514] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc00cec9f0
| [   45.424484][  T514] ---[ end trace 0000000000000000 ]---
| [   45.424724][  T514] ------------[ cut here ]------------
| [   45.424885][  T514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/514
| [   45.425516][  T514] Tainted: [W]=WARN
[   45.425628][  T514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.425851][  T514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.426052][  T514] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.426655][  T514] RSP: 0018:ffa00000011a6ed0 EFLAGS: 00010286
[   45.426839][  T514] RAX: 00000000ffffffa6 RBX: ff110000091223c0 RCX: 1ff4000000234da0
[   45.427081][  T514] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009122478
[   45.427317][  T514] RBP: ff110000081a4000 R08: 1fe2200001224490 R09: ff1100000cab0b80
[   45.427589][  T514] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.427850][  T514] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.428090][  T514] FS:  00007f6acb4f2840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.428372][  T514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.428577][  T514] CR2: 00007f6acb7c21a0 CR3: 000000000c4eb003 CR4: 0000000000771ef0
[   45.428846][  T514] PKRU: 55555554
[   45.428989][  T514] Call Trace:
[   45.429110][  T514]  <TASK>
[   45.429188][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.429352][  T514]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.429506][  T514]  notifier_call_chain (kernel/notifier.c:85)
[   45.429671][  T514]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   45.429821][  T514]  ? __dev_open (net/core/dev.h:182)
[   45.429972][  T514]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   45.430135][  T514]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.430303][  T514]  notifier_call_chain (kernel/notifier.c:85)
[   45.430458][  T514]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.430614][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.430776][  T514]  ? netif_set_group (net/core/dev.c:9947)
[   45.430927][  T514]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.431125][  T514]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.431286][  T514]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.431446][  T514]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.431598][  T514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.431808][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.431958][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.432114][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.432269][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.432437][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.432597][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.432750][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.432908][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.433059][  T514]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.433274][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.433431][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.433582][  T514]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.433735][  T514]  ? __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)
[   45.433896][  T514]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.434046][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.434209][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.434371][  T514]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.434529][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.434703][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.434854][  T514]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.435008][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.435166][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.435342][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.435497][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.435663][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.435812][  T514]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.435990][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.436169][  T514]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.436326][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.436484][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.436645][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.436803][  T514]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.436967][  T514]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.437141][  T514]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.437327][  T514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.437485][  T514]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.437634][  T514]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.437784][  T514]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.437933][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.438084][  T514]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.438239][  T514]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.438828][  T514]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.438983][  T514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.439175][  T514]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.439342][  T514]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.439539][  T514]  ? move_addr_to_kernel (net/socket.c:258)
[   45.439694][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.439876][  T514]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.440037][  T514]  ___sys_sendmsg (net/socket.c:2752)
[   45.440196][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.442543][  T514]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.442707][  T514]  __sys_sendmsg (net/socket.c:2784)
[   45.442854][  T514]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.442997][  T514]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.443185][  T514]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.443332][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.443480][  T514]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.443621][  T514]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.443762][  T514]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.443903][  T514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.444087][  T514] RIP: 0033:0x7f6acb72c08e
[   45.444240][  T514] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.444745][  T514] RSP: 002b:00007ffc00cec270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.444960][  T514] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6acb72c08e
[   45.445175][  T514] RDX: 0000000000000000 RSI: 00007ffc00cec320 RDI: 0000000000000005
[   45.445393][  T514] RBP: 00007ffc00cec280 R08: 0000000000000000 R09: 0000000000000000
[   45.445612][  T514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.445823][  T514] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc00cec9f0
| [   45.447251][  T514] ---[ end trace 0000000000000000 ]---
| [   45.474761][  T515] ------------[ cut here ]------------
| [   45.474977][  T515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/515
| [   45.475665][  T515] Tainted: [W]=WARN
[   45.475820][  T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.476051][  T515] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.476309][  T515] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.477578][  T515] RSP: 0018:ffa00000011b7050 EFLAGS: 00010286
[   45.477889][  T515] RAX: 00000000ffffffa6 RBX: ff1100000963b000 RCX: 1ff4000000236dd0
[   45.478247][  T515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963b0b8
[   45.478579][  T515] RBP: ff1100000cac1000 R08: 1fe22000012c7618 R09: ff1100000cab2e80
[   45.478820][  T515] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.479065][  T515] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   45.479328][  T515] FS:  00007f3cbc2cc840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.479630][  T515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.479851][  T515] CR2: 00007f3cbc654900 CR3: 000000000c844002 CR4: 0000000000771ef0
[   45.480109][  T515] PKRU: 55555554
[   45.480272][  T515] Call Trace:
[   45.480451][  T515]  <TASK>
[   45.480572][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.480761][  T515]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.480950][  T515]  notifier_call_chain (kernel/notifier.c:85)
[   45.481157][  T515]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.481350][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.481553][  T515]  ? netif_set_group (net/core/dev.c:9947)
[   45.481741][  T515]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.481960][  T515]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.482161][  T515]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.482359][  T515]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.482563][  T515]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.482786][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.482973][  T515]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.483171][  T515]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.483367][  T515]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.483568][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.483756][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.483944][  T515]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.484141][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.484336][  T515]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.484535][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.484720][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.484907][  T515]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.485098][  T515]  ? __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)
[   45.485300][  T515]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.485501][  T515]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.485691][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.485880][  T515]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.486066][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.486267][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.486466][  T515]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.486655][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.486841][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.487028][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.487234][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.487434][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.487620][  T515]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.487806][  T515]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.487994][  T515]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.488199][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.488389][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.488588][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.488781][  T515]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.488968][  T515]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.489230][  T515]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.489490][  T515]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.489708][  T515]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.489944][  T515]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.490202][  T515]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.490454][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.490664][  T515]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.490892][  T515]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.491141][  T515]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.491395][  T515]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.491614][  T515]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.491797][  T515]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.492008][  T515]  ? move_addr_to_kernel (net/socket.c:258)
[   45.492208][  T515]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.492389][  T515]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.492584][  T515]  ___sys_sendmsg (net/socket.c:2752)
[   45.492764][  T515]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.492976][  T515]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.493182][  T515]  __sys_sendmsg (net/socket.c:2784)
[   45.493371][  T515]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.493564][  T515]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.493779][  T515]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.493959][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.494150][  T515]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.494338][  T515]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.494534][  T515]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.494715][  T515]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.495004][  T515] RIP: 0033:0x7f3cbc50608e
[   45.495265][  T515] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.495999][  T515] RSP: 002b:00007fff848fde30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.496320][  T515] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3cbc50608e
[   45.496577][  T515] RDX: 0000000000000000 RSI: 00007fff848fdee0 RDI: 0000000000000005
[   45.496819][  T515] RBP: 00007fff848fde40 R08: 0000000000000000 R09: 0000000000000000
[   45.497060][  T515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.497322][  T515] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff848fe5b0
| [   45.499014][  T515] ---[ end trace 0000000000000000 ]---
| [   45.523905][  T516] ------------[ cut here ]------------
| [   45.524095][  T516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/516
| [   45.524709][  T516] Tainted: [W]=WARN
[   45.524835][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.525025][  T516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.525225][  T516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.525765][  T516] RSP: 0018:ffa00000011c7050 EFLAGS: 00010286
[   45.525962][  T516] RAX: 00000000ffffffa6 RBX: ff1100000963a040 RCX: 1ff4000000238dd0
[   45.526206][  T516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000963a0f8
[   45.526425][  T516] RBP: ff1100000cd59000 R08: 1fe22000012c7420 R09: ff1100000cab5180
[   45.526628][  T516] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.526828][  T516] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.527034][  T516] FS:  00007f301adf9840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.527282][  T516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.527459][  T516] CR2: 00007f301b181900 CR3: 0000000004ac7001 CR4: 0000000000771ef0
[   45.527666][  T516] PKRU: 55555554
[   45.527770][  T516] Call Trace:
[   45.527871][  T516]  <TASK>
[   45.527940][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.528084][  T516]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.528229][  T516]  notifier_call_chain (kernel/notifier.c:85)
[   45.528370][  T516]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.528581][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.528716][  T516]  ? netif_set_group (net/core/dev.c:9947)
[   45.528854][  T516]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.529025][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.529164][  T516]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.529306][  T516]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.529531][  T516]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.529704][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.529841][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.529976][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.530117][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.530264][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.530494][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.530708][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.530846][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.530981][  T516]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.531120][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.531266][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.531479][  T516]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.531620][  T516]  ? __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)
[   45.531755][  T516]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.531894][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.532034][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.532178][  T516]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.532323][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.532560][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.532697][  T516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.532835][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.532969][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.533111][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.533251][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.533391][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.533614][  T516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.533755][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.533891][  T516]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.534024][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.534165][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.534307][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.534468][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.534604][  T516]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.534738][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.534881][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.535019][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.535158][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.535305][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.535445][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.535584][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.535722][  T516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.535860][  T516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.535996][  T516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.536147][  T516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.536292][  T516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.536472][  T516]  ? move_addr_to_kernel (net/socket.c:258)
[   45.536612][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.536747][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.536887][  T516]  ___sys_sendmsg (net/socket.c:2752)
[   45.537021][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.537199][  T516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.537346][  T516]  __sys_sendmsg (net/socket.c:2784)
[   45.537492][  T516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.537634][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.537804][  T516]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.537948][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.538092][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.538235][  T516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.538373][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.538513][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.538682][  T516] RIP: 0033:0x7f301b03308e
[   45.538826][  T516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.539320][  T516] RSP: 002b:00007ffc2faa6260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.539532][  T516] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f301b03308e
[   45.539737][  T516] RDX: 0000000000000000 RSI: 00007ffc2faa6310 RDI: 0000000000000005
[   45.539945][  T516] RBP: 00007ffc2faa6270 R08: 0000000000000000 R09: 0000000000000000
[   45.540150][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.540360][  T516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2faa69e0
| [   45.541744][  T516] ---[ end trace 0000000000000000 ]---
| [   45.547558][  T516] ------------[ cut here ]------------
| [   45.547725][  T516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/516
| [   45.548289][  T516] Tainted: [W]=WARN
[   45.548397][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.548586][  T516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.548770][  T516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.549286][  T516] RSP: 0018:ffa00000011c6ed0 EFLAGS: 00010286
[   45.549470][  T516] RAX: 00000000ffffffa6 RBX: ff1100000c5c9000 RCX: 1ff4000000238da0
[   45.549681][  T516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c90b8
[   45.549886][  T516] RBP: ff11000009fd9000 R08: 1fe22000018b9218 R09: ff1100000cab5180
[   45.550096][  T516] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   45.550306][  T516] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.550518][  T516] FS:  00007f301adf9840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   45.550770][  T516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.550947][  T516] CR2: 00007fc0ecb4b2a0 CR3: 0000000004ac7006 CR4: 0000000000771ef0
[   45.551189][  T516] PKRU: 55555554
[   45.551301][  T516] Call Trace:
[   45.551417][  T516]  <TASK>
[   45.551490][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.551631][  T516]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.551775][  T516]  notifier_call_chain (kernel/notifier.c:85)
[   45.551918][  T516]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   45.552066][  T516]  ? __dev_open (net/core/dev.h:182)
[   45.552216][  T516]  hsr_netdev_notify (net/hsr/hsr_main.c:79)
[   45.552359][  T516]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.552507][  T516]  notifier_call_chain (kernel/notifier.c:85)
[   45.552658][  T516]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.552800][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.552946][  T516]  ? netif_set_group (net/core/dev.c:9947)
[   45.553091][  T516]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.553278][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.553447][  T516]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.553589][  T516]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.553729][  T516]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.553908][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.554053][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.554203][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.554342][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.554497][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.554647][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.554787][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.554930][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.555071][  T516]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.555222][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.555369][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.555514][  T516]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.555660][  T516]  ? __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)
[   45.555802][  T516]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.555947][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.556096][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.556245][  T516]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.556388][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.556536][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.556674][  T516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.556820][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.556961][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.557105][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.557250][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.557393][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.557550][  T516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.557690][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.557831][  T516]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.557977][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.558138][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.558285][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.558435][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.558578][  T516]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.558724][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.558868][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.559013][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.559161][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.559307][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.559461][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.559607][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.559749][  T516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.559892][  T516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.560042][  T516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.560227][  T516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.560369][  T516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.560689][  T516]  ? move_addr_to_kernel (net/socket.c:258)
[   45.560830][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.560999][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.561174][  T516]  ___sys_sendmsg (net/socket.c:2752)
[   45.561325][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.561513][  T516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.561671][  T516]  __sys_sendmsg (net/socket.c:2784)
[   45.561826][  T516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.561966][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.562151][  T516]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.562304][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.562477][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.562620][  T516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.562760][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.562902][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.563085][  T516] RIP: 0033:0x7f301b03308e
[   45.563243][  T516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.563765][  T516] RSP: 002b:00007ffc2faa6260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.563982][  T516] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f301b03308e
[   45.564206][  T516] RDX: 0000000000000000 RSI: 00007ffc2faa6310 RDI: 0000000000000005
[   45.564494][  T516] RBP: 00007ffc2faa6270 R08: 0000000000000000 R09: 0000000000000000
[   45.564701][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.564918][  T516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2faa69e0
| [   45.566383][  T516] ---[ end trace 0000000000000000 ]---
| [   45.602172][  T517] ------------[ cut here ]------------
| [   45.602377][  T517] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/517
| [   45.603004][  T517] Tainted: [W]=WARN
[   45.603162][  T517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.603388][  T517] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.603636][  T517] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.604174][  T517] RSP: 0018:ffa00000011d7050 EFLAGS: 00010286
[   45.604430][  T517] RAX: 00000000ffffffa6 RBX: ff1100000c474580 RCX: 1ff400000023add0
[   45.604682][  T517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c474638
[   45.604940][  T517] RBP: ff11000009fe1000 R08: 1fe220000188e8c8 R09: ff1100000cec2e80
[   45.605209][  T517] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.605472][  T517] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   45.605721][  T517] FS:  00007fbebb996840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.605999][  T517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.606234][  T517] CR2: 000000000c2fc988 CR3: 000000000c844004 CR4: 0000000000771ef0
[   45.606497][  T517] PKRU: 55555554
[   45.606644][  T517] Call Trace:
[   45.606792][  T517]  <TASK>
[   45.606908][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.607096][  T517]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.607293][  T517]  notifier_call_chain (kernel/notifier.c:85)
[   45.607596][  T517]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   45.607856][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.608108][  T517]  ? netif_set_group (net/core/dev.c:9947)
[   45.608367][  T517]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   45.608665][  T517]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.608920][  T517]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   45.609233][  T517]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.609428][  T517]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.609650][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.609833][  T517]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.610014][  T517]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.610213][  T517]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.610394][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.610594][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.610776][  T517]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.610958][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.611182][  T517]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.611372][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.611568][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.611750][  T517]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.611931][  T517]  ? __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)
[   45.612126][  T517]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.612318][  T517]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.612519][  T517]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.612703][  T517]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.612886][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.613065][  T517]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.613262][  T517]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.613456][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.613637][  T517]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.613819][  T517]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.614001][  T517]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.614204][  T517]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.614389][  T517]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.614585][  T517]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.614767][  T517]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.614946][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.615139][  T517]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.615328][  T517]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.615525][  T517]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.615705][  T517]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.615886][  T517]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.616071][  T517]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.616270][  T517]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.616474][  T517]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.616659][  T517]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.616860][  T517]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.617041][  T517]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.617241][  T517]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.617437][  T517]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.617622][  T517]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.617803][  T517]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.617984][  T517]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.618214][  T517]  ? move_addr_to_kernel (net/socket.c:258)
[   45.618415][  T517]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.618595][  T517]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.618777][  T517]  ___sys_sendmsg (net/socket.c:2752)
[   45.618959][  T517]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.619182][  T517]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.619384][  T517]  __sys_sendmsg (net/socket.c:2784)
[   45.619580][  T517]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.619760][  T517]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.620010][  T517]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.620214][  T517]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.620416][  T517]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.620597][  T517]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.620776][  T517]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.620958][  T517]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.621183][  T517] RIP: 0033:0x7fbebbbd008e
[   45.621388][  T517] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.621915][  T517] RSP: 002b:00007ffe6f913120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.622175][  T517] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbebbbd008e
[   45.622452][  T517] RDX: 0000000000000000 RSI: 00007ffe6f9131d0 RDI: 0000000000000005
[   45.622697][  T517] RBP: 00007ffe6f913130 R08: 0000000000000000 R09: 0000000000000000
[   45.622942][  T517] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.623208][  T517] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6f9138a0
| [   45.624974][  T517] ---[ end trace 0000000000000000 ]---
| [   45.650230][  T518] ------------[ cut here ]------------
| [   45.651042][  T518] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/518
| [   45.651691][  T518] Tainted: [W]=WARN
[   45.651845][  T518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.652063][  T518] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.652331][  T518] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.652870][  T518] RSP: 0018:ffa00000011e7020 EFLAGS: 00010286
[   45.653093][  T518] RAX: 00000000ffffffa6 RBX: ff1100000c474ac0 RCX: 1ff400000023cdca
[   45.653354][  T518] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c474b78
[   45.653615][  T518] RBP: ff11000009f91000 R08: 1fe220000188e970 R09: ff1100000cec0b58
[   45.653860][  T518] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   45.654119][  T518] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f91ce1
[   45.654377][  T518] FS:  00007f0e6864c840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.654692][  T518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.654909][  T518] CR2: 0000000012004988 CR3: 000000000b125001 CR4: 0000000000771ef0
[   45.655172][  T518] PKRU: 55555554
[   45.655331][  T518] Call Trace:
[   45.655493][  T518]  <TASK>
[   45.655611][  T518]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.655797][  T518]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.655949][  T518]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.656143][  T518]  __dev_notify_flags (net/core/dev.c:9787)
[   45.656341][  T518]  ? netif_change_name (net/core/dev.c:1495)
[   45.656540][  T518]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.656731][  T518]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.656914][  T518]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.657105][  T518]  ? 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))
[   45.657303][  T518]  netif_change_flags (net/core/dev.c:9820)
[   45.657505][  T518]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.657691][  T518]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.657879][  T518]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.658102][  T518]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.658296][  T518]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.658497][  T518]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.658681][  T518]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.658867][  T518]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.659057][  T518]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.659260][  T518]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.659458][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.659674][  T518]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.659856][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.660038][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.660238][  T518]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.660440][  T518]  ? __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)
[   45.660622][  T518]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.660808][  T518]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.660991][  T518]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.661188][  T518]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.661382][  T518]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.661582][  T518]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.661764][  T518]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.661946][  T518]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.662141][  T518]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.662334][  T518]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.662545][  T518]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.662730][  T518]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.662917][  T518]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.663103][  T518]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.663298][  T518]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.663608][  T518]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.663791][  T518]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.663990][  T518]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.664213][  T518]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.664414][  T518]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.664604][  T518]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.664789][  T518]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.664977][  T518]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.665169][  T518]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.665365][  T518]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.665564][  T518]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.665747][  T518]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.665932][  T518]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.666126][  T518]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.666328][  T518]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.666523][  T518]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.666710][  T518]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.666895][  T518]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.667114][  T518]  ? move_addr_to_kernel (net/socket.c:258)
[   45.667308][  T518]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.667506][  T518]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.667691][  T518]  ___sys_sendmsg (net/socket.c:2752)
[   45.667873][  T518]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.668096][  T518]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.668303][  T518]  __sys_sendmsg (net/socket.c:2784)
[   45.668502][  T518]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.668684][  T518]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.668902][  T518]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.669089][  T518]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.669288][  T518]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.669484][  T518]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.669670][  T518]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.669853][  T518]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.670066][  T518] RIP: 0033:0x7f0e6888608e
[   45.670273][  T518] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.670809][  T518] RSP: 002b:00007fffce842b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.671058][  T518] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e6888608e
[   45.671331][  T518] RDX: 0000000000000000 RSI: 00007fffce842bd0 RDI: 0000000000000005
[   45.671594][  T518] RBP: 00007fffce842b30 R08: 0000000000000000 R09: 0000000000000000
[   45.671842][  T518] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.672095][  T518] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffce8432a0
| [   45.673820][  T518] ---[ end trace 0000000000000000 ]---
| [   45.704032][  T519] ------------[ cut here ]------------
| [   45.704211][  T519] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/519
| [   45.704761][  T519] Tainted: [W]=WARN
[   45.704864][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.705047][  T519] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.705260][  T519] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.706018][  T519] RSP: 0018:ffa00000011f7020 EFLAGS: 00010286
[   45.706198][  T519] RAX: 00000000ffffffa6 RBX: ff1100000c5c98c0 RCX: 1ff400000023edca
[   45.706409][  T519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9978
[   45.706651][  T519] RBP: ff110000026ec000 R08: 1fe22000018b9330 R09: ff1100000cf92e58
[   45.706853][  T519] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.707054][  T519] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000026ecce1
[   45.707277][  T519] FS:  00007f314def3840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.707520][  T519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.707704][  T519] CR2: 00000000062c9988 CR3: 0000000004ac7003 CR4: 0000000000771ef0
[   45.707909][  T519] PKRU: 55555554
[   45.708010][  T519] Call Trace:
[   45.708117][  T519]  <TASK>
[   45.708187][  T519]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.708349][  T519]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.708459][  T519]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.708597][  T519]  __dev_notify_flags (net/core/dev.c:9787)
[   45.708736][  T519]  ? netif_change_name (net/core/dev.c:1495)
[   45.708873][  T519]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.709012][  T519]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.709153][  T519]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.709295][  T519]  ? 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))
[   45.709440][  T519]  netif_change_flags (net/core/dev.c:9820)
[   45.709577][  T519]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.709714][  T519]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.709851][  T519]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.710022][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.710167][  T519]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.710308][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.710983][  T519]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.711147][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.711290][  T519]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.711430][  T519]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.711567][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.711702][  T519]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.711836][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.711997][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.712138][  T519]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.712278][  T519]  ? __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)
[   45.712417][  T519]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.712553][  T519]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.712688][  T519]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.712826][  T519]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.712964][  T519]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.713107][  T519]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.713247][  T519]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.713380][  T519]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.713523][  T519]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.713656][  T519]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.713790][  T519]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.713925][  T519]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.714060][  T519]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.714207][  T519]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.714342][  T519]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.714480][  T519]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.714635][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.714772][  T519]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.714905][  T519]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.715040][  T519]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.715180][  T519]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.715322][  T519]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.715464][  T519]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.715599][  T519]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.715736][  T519]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.715870][  T519]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.716005][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.716145][  T519]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.716287][  T519]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.716427][  T519]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.716563][  T519]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.716698][  T519]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.716832][  T519]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.716999][  T519]  ? move_addr_to_kernel (net/socket.c:258)
[   45.717139][  T519]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.717280][  T519]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.717419][  T519]  ___sys_sendmsg (net/socket.c:2752)
[   45.717553][  T519]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.717721][  T519]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.717865][  T519]  __sys_sendmsg (net/socket.c:2784)
[   45.718000][  T519]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.718139][  T519]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.718315][  T519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.718452][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.718588][  T519]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.718723][  T519]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.718858][  T519]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.718999][  T519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.719172][  T519] RIP: 0033:0x7f314e12d08e
[   45.719318][  T519] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.719820][  T519] RSP: 002b:00007ffd261736c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.720024][  T519] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f314e12d08e
[   45.720234][  T519] RDX: 0000000000000000 RSI: 00007ffd26173770 RDI: 0000000000000005
[   45.720439][  T519] RBP: 00007ffd261736d0 R08: 0000000000000000 R09: 0000000000000000
[   45.720643][  T519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cba9
[   45.720844][  T519] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd26173e40
| [   45.751139][  T520] hsr1: Slave B (ns1eth2) is not up; please bring it up to get a fully working HSR network
| [   45.751650][  T520] ------------[ cut here ]------------
| [   45.751798][  T520] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/520
| [   45.752308][  T520] Tainted: [W]=WARN
[   45.752416][  T520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.752596][  T520] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.752770][  T520] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.753259][  T520] RSP: 0018:ffa0000001207020 EFLAGS: 00010286
[   45.753439][  T520] RAX: 00000000ffffffa6 RBX: ff1100000c5c83c0 RCX: 1ff4000000240dca
[   45.753641][  T520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c8478
[   45.753841][  T520] RBP: ff11000004f41000 R08: 1fe22000018b9090 R09: ff1100000cf95158
[   45.754043][  T520] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   45.754257][  T520] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f41ce1
[   45.754468][  T520] FS:  00007fb29e4da840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   45.754723][  T520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.754891][  T520] CR2: 000000002f449988 CR3: 0000000004a60002 CR4: 0000000000771ef0
[   45.755093][  T520] PKRU: 55555554
[   45.755201][  T520] Call Trace:
[   45.755300][  T520]  <TASK>
[   45.755368][  T520]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.755511][  T520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.755614][  T520]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.755747][  T520]  __dev_notify_flags (net/core/dev.c:9787)
[   45.755883][  T520]  ? netif_change_name (net/core/dev.c:1495)
[   45.756017][  T520]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.756155][  T520]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.756292][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.756525][  T520]  ? 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))
[   45.756664][  T520]  netif_change_flags (net/core/dev.c:9820)
[   45.756798][  T520]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.756932][  T520]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.757066][  T520]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.757242][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.757374][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.757596][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.757807][  T520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.757943][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.758082][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.758237][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.758371][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.758596][  T520]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.758730][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.758865][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.759046][  T520]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.759203][  T520]  ? __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)
[   45.759341][  T520]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.759557][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.759694][  T520]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.759832][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.759969][  T520]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.760112][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.760253][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.760387][  T520]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.760540][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.760673][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.760808][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.760943][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.761082][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.761225][  T520]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.761360][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.761501][  T520]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.761634][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.761770][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.761902][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.762037][  T520]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.762177][  T520]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.762319][  T520]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.762462][  T520]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.762596][  T520]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.762731][  T520]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.762866][  T520]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.763006][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.763147][  T520]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.763288][  T520]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.763430][  T520]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.763566][  T520]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.763699][  T520]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.763832][  T520]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.763998][  T520]  ? move_addr_to_kernel (net/socket.c:258)
[   45.764138][  T520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.764280][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.764418][  T520]  ___sys_sendmsg (net/socket.c:2752)
[   45.764552][  T520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.764718][  T520]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.764861][  T520]  __sys_sendmsg (net/socket.c:2784)
[   45.764997][  T520]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.765136][  T520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.765314][  T520]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.765454][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.765588][  T520]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.765723][  T520]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.765857][  T520]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.765992][  T520]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.766176][  T520] RIP: 0033:0x7fb29e71408e
[   45.766324][  T520] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.767566][  T520] RSP: 002b:00007ffce30138c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.767769][  T520] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb29e71408e
[   45.767971][  T520] RDX: 0000000000000000 RSI: 00007ffce3013970 RDI: 0000000000000005
[   45.768177][  T520] RBP: 00007ffce30138d0 R08: 0000000000000000 R09: 0000000000000000
[   45.768383][  T520] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.768591][  T520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3014040
| [   45.769946][  T520] ---[ end trace 0000000000000000 ]---
| [   45.770812][  T520] ------------[ cut here ]------------
| [   45.770963][  T520] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/520
| [   45.771525][  T520] Tainted: [W]=WARN
[   45.771633][  T520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.771812][  T520] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.771999][  T520] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.772529][  T520] RSP: 0018:ffa0000001206da0 EFLAGS: 00010286
[   45.772708][  T520] RAX: 00000000ffffffa6 RBX: ff110000028478c0 RCX: 1ff4000000240d7a
[   45.772920][  T520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002847978
[   45.773138][  T520] RBP: ff11000004f41000 R08: 1fe2200000508f30 R09: ff1100000cf95158
[   45.773356][  T520] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.773575][  T520] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.773788][  T520] FS:  00007fb29e4da840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   45.774039][  T520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.774228][  T520] CR2: 00007f314dfc0574 CR3: 0000000004a60004 CR4: 0000000000771ef0
[   45.774445][  T520] PKRU: 55555554
[   45.774552][  T520] Call Trace:
[   45.774657][  T520]  <TASK>
[   45.774731][  T520]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.774874][  T520]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.775018][  T520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.775129][  T520]  netif_state_change (net/core/dev.c:1605)
[   45.775278][  T520]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.775462][  T520]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   45.775604][  T520]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   45.775748][  T520]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   45.775927][  T520]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   45.776068][  T520]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   45.776223][  T520]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.776365][  T520]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   45.776515][  T520]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.776659][  T520]  notifier_call_chain (kernel/notifier.c:85)
[   45.776804][  T520]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   45.776946][  T520]  ? netif_change_name (net/core/dev.c:1495)
[   45.777092][  T520]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.777240][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.777383][  T520]  ? 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))
[   45.777532][  T520]  netif_change_flags (net/core/dev.c:9820)
[   45.777675][  T520]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.777821][  T520]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.777964][  T520]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.778145][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.778295][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.778444][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.778586][  T520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.778732][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.778876][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.779019][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.779164][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.779334][  T520]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.779486][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.779627][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.779770][  T520]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.779913][  T520]  ? __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)
[   45.780055][  T520]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.780206][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.780349][  T520]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.780499][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.780650][  T520]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.780794][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.780937][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.781081][  T520]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.781233][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.781374][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.781525][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.781669][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.781813][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.781956][  T520]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.782103][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.782251][  T520]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.782393][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.782545][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.782687][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.782830][  T520]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.782974][  T520]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.783121][  T520]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.783270][  T520]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.783415][  T520]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.783561][  T520]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.783704][  T520]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.783847][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.783993][  T520]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.784140][  T520]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.784291][  T520]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.784441][  T520]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.784584][  T520]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.784726][  T520]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.784902][  T520]  ? move_addr_to_kernel (net/socket.c:258)
[   45.785047][  T520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.785199][  T520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.785343][  T520]  ___sys_sendmsg (net/socket.c:2752)
[   45.785489][  T520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.785665][  T520]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.785817][  T520]  __sys_sendmsg (net/socket.c:2784)
[   45.785960][  T520]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.786107][  T520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.786294][  T520]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.786444][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.786587][  T520]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.786729][  T520]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.786871][  T520]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.787014][  T520]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.787201][  T520] RIP: 0033:0x7fb29e71408e
[   45.787352][  T520] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.787883][  T520] RSP: 002b:00007ffce30138c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.788104][  T520] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb29e71408e
[   45.788325][  T520] RDX: 0000000000000000 RSI: 00007ffce3013970 RDI: 0000000000000005
[   45.788544][  T520] RBP: 00007ffce30138d0 R08: 0000000000000000 R09: 0000000000000000
[   45.788756][  T520] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.788968][  T520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3014040
| [   45.790620][  T520] ---[ end trace 0000000000000000 ]---
| [   45.827788][  T522] ------------[ cut here ]------------
| [   45.827956][  T522] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/522
| [   45.828479][  T522] Tainted: [W]=WARN
[   45.828582][  T522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.828752][  T522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.828926][  T522] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.829437][  T522] RSP: 0018:ffa0000001217020 EFLAGS: 00010286
[   45.829608][  T522] RAX: 00000000ffffffa6 RBX: ff110000049d23c0 RCX: 1ff4000000242dca
[   45.829808][  T522] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d2478
[   45.830011][  T522] RBP: ff1100000d9e4000 R08: 1fe220000093a490 R09: ff1100000c6c0b58
[   45.830252][  T522] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   45.830520][  T522] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e4ce1
[   45.830720][  T522] FS:  00007f7afe2a7840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   45.831050][  T522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.831232][  T522] CR2: 0000000003843988 CR3: 0000000004a60002 CR4: 0000000000771ef0
[   45.831506][  T522] PKRU: 55555554
[   45.831607][  T522] Call Trace:
[   45.831706][  T522]  <TASK>
[   45.831775][  T522]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.831913][  T522]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.832015][  T522]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.832154][  T522]  __dev_notify_flags (net/core/dev.c:9787)
[   45.832292][  T522]  ? netif_change_name (net/core/dev.c:1495)
[   45.832518][  T522]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.832653][  T522]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.832786][  T522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.832921][  T522]  ? 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))
[   45.833059][  T522]  netif_change_flags (net/core/dev.c:9820)
[   45.833203][  T522]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.833340][  T522]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.833554][  T522]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.833722][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.833856][  T522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.833991][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.834125][  T522]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.834265][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.834482][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.834615][  T522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.834749][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.834882][  T522]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.835015][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.835152][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.835292][  T522]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.835485][  T522]  ? __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)
[   45.835618][  T522]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.835751][  T522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.835886][  T522]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.836023][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.836162][  T522]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.836306][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.836506][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.836640][  T522]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.836775][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.836907][  T522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.837040][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.837179][  T522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.837322][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.837463][  T522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.837596][  T522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.837729][  T522]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.837862][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.837997][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.838134][  T522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.838272][  T522]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.838409][  T522]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.838544][  T522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.838679][  T522]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.838812][  T522]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.838948][  T522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.839087][  T522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.839226][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.839374][  T522]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.839527][  T522]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.839681][  T522]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.839821][  T522]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.839970][  T522]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.840112][  T522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.840293][  T522]  ? move_addr_to_kernel (net/socket.c:258)
[   45.840440][  T522]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.840573][  T522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.840712][  T522]  ___sys_sendmsg (net/socket.c:2752)
[   45.840854][  T522]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.841031][  T522]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.841182][  T522]  __sys_sendmsg (net/socket.c:2784)
[   45.841320][  T522]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.841458][  T522]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.841637][  T522]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.841775][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.841912][  T522]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.842050][  T522]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.842190][  T522]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.842335][  T522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.842513][  T522] RIP: 0033:0x7f7afe4e108e
[   45.842657][  T522] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.843150][  T522] RSP: 002b:00007ffcd4680760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.843362][  T522] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7afe4e108e
[   45.843571][  T522] RDX: 0000000000000000 RSI: 00007ffcd4680810 RDI: 0000000000000005
[   45.843780][  T522] RBP: 00007ffcd4680770 R08: 0000000000000000 R09: 0000000000000000
[   45.843993][  T522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.844218][  T522] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd4680ee0
| [   45.845647][  T522] ---[ end trace 0000000000000000 ]---
| [   45.849979][   T57] ------------[ cut here ]------------
| [   45.850177][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/57
| [   45.850919][   T57] Tainted: [W]=WARN
[   45.851076][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.851308][   T57] Workqueue: events_unbound linkwatch_event
[   45.851553][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.851787][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.852351][   T57] RSP: 0018:ffa00000003df760 EFLAGS: 00010286
[   45.852581][   T57] RAX: 00000000ffffffa6 RBX: ff1100000573f540 RCX: 1ff400000007beb2
[   45.852843][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000573f5f8
[   45.853097][   T57] RBP: ff11000004f41000 R08: 1fe2200000ae7ec0 R09: ff110000051c51a8
[   45.853357][   T57] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.853619][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   45.853872][   T57] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.854178][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.854417][   T57] CR2: 000056159f595d5c CR3: 000000000dca8002 CR4: 0000000000771ef0
[   45.854673][   T57] PKRU: 55555554
[   45.854824][   T57] Call Trace:
[   45.854983][   T57]  <TASK>
[   45.855114][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.855316][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.855512][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.855671][   T57]  netif_state_change (net/core/dev.c:1605)
[   45.855867][   T57]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   45.856061][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.856297][   T57]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.856496][   T57]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[   45.856694][   T57]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   45.856875][   T57]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   45.857058][   T57]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   45.857292][   T57]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   45.857536][   T57]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   45.857720][   T57]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   45.857904][   T57]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.858096][   T57]  notifier_call_chain (kernel/notifier.c:85)
[   45.858303][   T57]  netif_state_change (net/core/dev.c:1603)
[   45.858505][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.858727][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   45.858912][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.859101][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.859299][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.859501][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.859685][   T57]  process_one_work (kernel/workqueue.c:3314)
[   45.859871][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.860050][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.860256][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.860455][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.860638][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.860829][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.861012][   T57]  kthread (kernel/kthread.c:436)
[   45.861169][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.861391][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.861596][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.861786][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.862002][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.862202][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.862388][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.864087][   T57] ---[ end trace 0000000000000000 ]---
| [   45.864379][   T57] ------------[ cut here ]------------
| [   45.864583][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/57
| [   45.865298][   T57] Tainted: [W]=WARN
[   45.865469][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.865697][   T57] Workqueue: events_unbound linkwatch_event
[   45.865918][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.866144][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.866746][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   45.866955][   T57] RAX: 00000000ffffffa6 RBX: ff11000004f8f700 RCX: 1ff400000007bf02
[   45.867219][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f7b8
[   45.867480][   T57] RBP: ff11000009f91000 R08: 1fe22000009f1ef8 R09: ff110000051c51a8
[   45.867720][   T57] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.868010][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.868293][   T57] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.868623][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.868847][   T57] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   45.869096][   T57] PKRU: 55555554
[   45.869256][   T57] Call Trace:
[   45.869424][   T57]  <TASK>
[   45.869538][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.869711][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.869884][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.870028][   T57]  netif_state_change (net/core/dev.c:1605)
[   45.870222][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.870440][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   45.870615][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.870789][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.870965][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.871154][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.871338][   T57]  process_one_work (kernel/workqueue.c:3314)
[   45.871530][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.871703][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.871881][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.872055][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.872242][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.872430][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.872604][   T57]  kthread (kernel/kthread.c:436)
[   45.872746][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.872966][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.873238][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.873429][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.873663][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.873833][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.874009][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.875701][   T57] ---[ end trace 0000000000000000 ]---
| [   45.876392][   T57] ------------[ cut here ]------------
| [   45.876576][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/57
| [   45.877298][   T57] Tainted: [W]=WARN
[   45.877911][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.878174][   T57] Workqueue: events_unbound linkwatch_event
[   45.878462][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.878769][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.879323][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   45.879599][   T57] RAX: 00000000ffffffa6 RBX: ff11000004f8fe00 RCX: 1ff400000007bf02
[   45.879880][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8feb8
[   45.880165][   T57] RBP: ff11000004f41000 R08: 1fe22000009f1fd8 R09: ff110000051c51a8
[   45.880465][   T57] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   45.880746][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.881061][   T57] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.881390][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.881710][   T57] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   45.881991][   T57] PKRU: 55555554
[   45.882190][   T57] Call Trace:
[   45.882391][   T57]  <TASK>
[   45.882616][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.882839][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.883061][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.883269][   T57]  netif_state_change (net/core/dev.c:1605)
[   45.883502][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.883707][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   45.883879][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.884056][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.884244][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.884430][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.884603][   T57]  process_one_work (kernel/workqueue.c:3314)
[   45.884778][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.884948][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.885130][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.885321][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.885509][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.885681][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.885853][   T57]  kthread (kernel/kthread.c:436)
[   45.885993][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.886212][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.886384][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.886575][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.886776][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.886949][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.887128][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.888690][   T57] ---[ end trace 0000000000000000 ]---
| [   45.899651][  T523] ------------[ cut here ]------------
| [   45.899809][  T523] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/523
| [   45.900333][  T523] Tainted: [W]=WARN
[   45.900443][  T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.900618][  T523] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.900793][  T523] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.901290][  T523] RSP: 0018:ffa00000011c7020 EFLAGS: 00010286
[   45.901464][  T523] RAX: 00000000ffffffa6 RBX: ff11000009630200 RCX: 1ff4000000238dca
[   45.901665][  T523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096302b8
[   45.901864][  T523] RBP: ff1100000cac1000 R08: 1fe22000012c6058 R09: ff1100000a460b58
[   45.902063][  T523] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   45.902273][  T523] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cac1ce1
[   45.902486][  T523] FS:  00007fd998237840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   45.902720][  T523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.902888][  T523] CR2: 0000000039ab3988 CR3: 000000000cb41005 CR4: 0000000000771ef0
[   45.903101][  T523] PKRU: 55555554
[   45.903206][  T523] Call Trace:
[   45.903307][  T523]  <TASK>
[   45.903375][  T523]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.903516][  T523]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.903618][  T523]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.903754][  T523]  __dev_notify_flags (net/core/dev.c:9787)
[   45.903888][  T523]  ? netif_change_name (net/core/dev.c:1495)
[   45.904021][  T523]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.904157][  T523]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.904297][  T523]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.904437][  T523]  ? 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))
[   45.904573][  T523]  netif_change_flags (net/core/dev.c:9820)
[   45.904712][  T523]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.904850][  T523]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.904987][  T523]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.905157][  T523]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.905297][  T523]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.905436][  T523]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.905571][  T523]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.905706][  T523]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.905839][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.905971][  T523]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.906111][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.906252][  T523]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.906385][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.906580][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.906717][  T523]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.906906][  T523]  ? __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)
[   45.907040][  T523]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.907179][  T523]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.907319][  T523]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.907511][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.907648][  T523]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.907784][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.907919][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.908052][  T523]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.908189][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.908328][  T523]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.908517][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.908651][  T523]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.908786][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.908922][  T523]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.909055][  T523]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.909198][  T523]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.909332][  T523]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.909524][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.909659][  T523]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.909794][  T523]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.909927][  T523]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.910062][  T523]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.910209][  T523]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.910344][  T523]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.910535][  T523]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.910669][  T523]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.910803][  T523]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.910938][  T523]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.911079][  T523]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.911222][  T523]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.911357][  T523]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.911547][  T523]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.911680][  T523]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.911845][  T523]  ? move_addr_to_kernel (net/socket.c:258)
[   45.911980][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.912119][  T523]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.912261][  T523]  ___sys_sendmsg (net/socket.c:2752)
[   45.912394][  T523]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.912583][  T523]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.912715][  T523]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.912856][  T523]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   45.912991][  T523]  __sys_sendmsg (net/socket.c:2784)
[   45.913126][  T523]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.913267][  T523]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.913460][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.913593][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.913727][  T523]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.913865][  T523]  ? irq_exit_rcu (kernel/softirq.c:754)
[   45.914022][  T523]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.914189][  T523] RIP: 0033:0x7fd99847108e
[   45.914337][  T523] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.914870][  T523] RSP: 002b:00007ffd38f58570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.915071][  T523] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd99847108e
[   45.915281][  T523] RDX: 0000000000000000 RSI: 00007ffd38f58620 RDI: 0000000000000005
[   45.915535][  T523] RBP: 00007ffd38f58580 R08: 0000000000000000 R09: 0000000000000000
[   45.915733][  T523] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.915931][  T523] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd38f58cf0
| [   45.939919][  T524] hsr2: Slave B (ns2eth2) is not up; please bring it up to get a fully working HSR network
| [   45.940355][  T524] ------------[ cut here ]------------
| [   45.940548][  T524] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/524
| [   45.941151][  T524] Tainted: [W]=WARN
[   45.941306][  T524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.941537][  T524] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.941755][  T524] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.942297][  T524] RSP: 0018:ffa0000001217020 EFLAGS: 00010286
[   45.942523][  T524] RAX: 00000000ffffffa6 RBX: ff11000009122ac0 RCX: 1ff4000000242dca
[   45.942768][  T524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009122b78
[   45.943013][  T524] RBP: ff110000081a4000 R08: 1fe2200001224570 R09: ff11000009858b58
[   45.943272][  T524] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   45.943530][  T524] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081a4ce1
[   45.943781][  T524] FS:  00007fbe282b7840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   45.944062][  T524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.944292][  T524] CR2: 00000000058a2988 CR3: 000000000c565004 CR4: 0000000000771ef0
[   45.944551][  T524] PKRU: 55555554
[   45.944698][  T524] Call Trace:
[   45.944848][  T524]  <TASK>
[   45.944964][  T524]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.945159][  T524]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.945319][  T524]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.945513][  T524]  __dev_notify_flags (net/core/dev.c:9787)
[   45.945695][  T524]  ? netif_change_name (net/core/dev.c:1495)
[   45.945875][  T524]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.946059][  T524]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.946258][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.946454][  T524]  ? 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))
[   45.946639][  T524]  netif_change_flags (net/core/dev.c:9820)
[   45.946822][  T524]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.947004][  T524]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.947204][  T524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.947433][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.947613][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.947796][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.947978][  T524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.948169][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.948359][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.948557][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.948737][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.948917][  T524]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.949100][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.949296][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.949488][  T524]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.949670][  T524]  ? __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)
[   45.949854][  T524]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.950034][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.950235][  T524]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.950736][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.951008][  T524]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.951209][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.951391][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.951586][  T524]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.951768][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.951948][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.952139][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.952331][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.952528][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.952709][  T524]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.952900][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.953082][  T524]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.953275][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.953474][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.953653][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.953834][  T524]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.954017][  T524]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.954216][  T524]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.954416][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.954595][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.954780][  T524]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.954962][  T524]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.955156][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.955344][  T524]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.955542][  T524]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.955724][  T524]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.955914][  T524]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.956098][  T524]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.956290][  T524]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.956554][  T524]  ? move_addr_to_kernel (net/socket.c:258)
[   45.956747][  T524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.956943][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.957142][  T524]  ___sys_sendmsg (net/socket.c:2752)
[   45.957339][  T524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.957568][  T524]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.957758][  T524]  __sys_sendmsg (net/socket.c:2784)
[   45.957942][  T524]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.958139][  T524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.958389][  T524]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.958591][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.958835][  T524]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.959022][  T524]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.959239][  T524]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.959436][  T524]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.959657][  T524] RIP: 0033:0x7fbe284f108e
[   45.959852][  T524] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.960419][  T524] RSP: 002b:00007ffd486324a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.960678][  T524] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbe284f108e
[   45.960932][  T524] RDX: 0000000000000000 RSI: 00007ffd48632550 RDI: 0000000000000005
[   45.961204][  T524] RBP: 00007ffd486324b0 R08: 0000000000000000 R09: 0000000000000000
[   45.961471][  T524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.961720][  T524] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd48632c20
| [   45.963499][  T524] ---[ end trace 0000000000000000 ]---
| [   45.964410][  T524] ------------[ cut here ]------------
| [   45.964570][  T524] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/524
| [   45.965130][  T524] Tainted: [W]=WARN
[   45.965245][  T524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.965535][  T524] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.965725][  T524] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.966269][  T524] RSP: 0018:ffa0000001216da0 EFLAGS: 00010286
[   45.966473][  T524] RAX: 00000000ffffffa6 RBX: ff11000009e9f380 RCX: 1ff4000000242d7a
[   45.966694][  T524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9f438
[   45.966912][  T524] RBP: ff110000081a4000 R08: 1fe22000013d3e88 R09: ff11000009858b58
[   45.967130][  T524] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   45.967370][  T524] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.967606][  T524] FS:  00007fbe282b7840(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   45.967867][  T524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.968067][  T524] CR2: 000056159f595d5c CR3: 000000000c565004 CR4: 0000000000771ef0
[   45.968299][  T524] PKRU: 55555554
[   45.968449][  T524] Call Trace:
[   45.968559][  T524]  <TASK>
[   45.968640][  T524]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.968788][  T524]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.968934][  T524]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.969045][  T524]  netif_state_change (net/core/dev.c:1605)
[   45.969208][  T524]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.969406][  T524]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   45.969557][  T524]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   45.969706][  T524]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   45.969904][  T524]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   45.970052][  T524]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   45.970209][  T524]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.970358][  T524]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   45.970510][  T524]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   45.970664][  T524]  notifier_call_chain (kernel/notifier.c:85)
[   45.970815][  T524]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   45.970964][  T524]  ? netif_change_name (net/core/dev.c:1495)
[   45.971114][  T524]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.971266][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.971422][  T524]  ? 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))
[   45.971572][  T524]  netif_change_flags (net/core/dev.c:9820)
[   45.971720][  T524]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.971865][  T524]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.972014][  T524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.972221][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.972367][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.972522][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.972669][  T524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.972819][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.972969][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.973117][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.973274][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.973427][  T524]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.973574][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.973726][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.973876][  T524]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.974025][  T524]  ? __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)
[   45.974174][  T524]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.974331][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.974484][  T524]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.974644][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.974796][  T524]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.974966][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.975118][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.975271][  T524]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.975427][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.975578][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.975731][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.975880][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.976030][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.976180][  T524]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.976341][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.976501][  T524]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.976660][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.976813][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.976959][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.977109][  T524]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.977264][  T524]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   45.977413][  T524]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.977567][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.977716][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.977864][  T524]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.978010][  T524]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.978165][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.978319][  T524]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.978475][  T524]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.978636][  T524]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.978783][  T524]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.978930][  T524]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.979078][  T524]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.979274][  T524]  ? move_addr_to_kernel (net/socket.c:258)
[   45.979430][  T524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.979578][  T524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.979729][  T524]  ___sys_sendmsg (net/socket.c:2752)
[   45.979875][  T524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.980080][  T524]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.980245][  T524]  __sys_sendmsg (net/socket.c:2784)
[   45.980393][  T524]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.980548][  T524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.980735][  T524]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.980880][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.981047][  T524]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.981215][  T524]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.981366][  T524]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.981528][  T524]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.982024][  T524] RIP: 0033:0x7fbe284f108e
[   45.982185][  T524] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.982726][  T524] RSP: 002b:00007ffd486324a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.982954][  T524] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbe284f108e
[   45.983183][  T524] RDX: 0000000000000000 RSI: 00007ffd48632550 RDI: 0000000000000005
[   45.983410][  T524] RBP: 00007ffd486324b0 R08: 0000000000000000 R09: 0000000000000000
[   45.983633][  T524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   45.983847][  T524] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd48632c20
| [   45.985375][  T524] ---[ end trace 0000000000000000 ]---
| [   46.026410][  T525] ------------[ cut here ]------------
| [   46.026574][  T525] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/525
| [   46.027080][  T525] Tainted: [W]=WARN
[   46.027183][  T525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.027355][  T525] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.027534][  T525] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.028004][  T525] RSP: 0018:ffa00000011c7020 EFLAGS: 00010286
[   46.028176][  T525] RAX: 00000000ffffffa6 RBX: ff11000009e9e900 RCX: 1ff4000000238dca
[   46.028380][  T525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009e9e9b8
[   46.028584][  T525] RBP: ff1100000cd59000 R08: 1fe22000013d3d38 R09: ff11000008d92e58
[   46.028794][  T525] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   46.029005][  T525] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd59ce1
[   46.029215][  T525] FS:  00007efe147b5840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   46.029453][  T525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.029621][  T525] CR2: 000000002b82e988 CR3: 000000000cb41005 CR4: 0000000000771ef0
[   46.029821][  T525] PKRU: 55555554
[   46.029921][  T525] Call Trace:
[   46.030021][  T525]  <TASK>
[   46.030092][  T525]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.030235][  T525]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.030336][  T525]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.030474][  T525]  __dev_notify_flags (net/core/dev.c:9787)
[   46.030608][  T525]  ? netif_change_name (net/core/dev.c:1495)
[   46.030741][  T525]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.030873][  T525]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.031007][  T525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.031145][  T525]  ? 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))
[   46.031290][  T525]  netif_change_flags (net/core/dev.c:9820)
[   46.031430][  T525]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.031566][  T525]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.031701][  T525]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.031866][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.032001][  T525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.032139][  T525]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.032278][  T525]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.032416][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.032553][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.032686][  T525]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.032820][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.032953][  T525]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.033088][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.033230][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.033363][  T525]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.033565][  T525]  ? __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)
[   46.033700][  T525]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.033833][  T525]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.033969][  T525]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.034110][  T525]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.034251][  T525]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.034386][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.034586][  T525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.034720][  T525]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.034855][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.034987][  T525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.035123][  T525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.035262][  T525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.035395][  T525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.035569][  T525]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.035705][  T525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.035839][  T525]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.035972][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.036112][  T525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.036250][  T525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.036384][  T525]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.036522][  T525]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.036656][  T525]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.036791][  T525]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.036924][  T525]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.037058][  T525]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.037202][  T525]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.037335][  T525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.037475][  T525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.037613][  T525]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.037749][  T525]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.037883][  T525]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.038017][  T525]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.038153][  T525]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.038322][  T525]  ? move_addr_to_kernel (net/socket.c:258)
[   46.038461][  T525]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.038593][  T525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.038726][  T525]  ___sys_sendmsg (net/socket.c:2752)
[   46.038859][  T525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.039027][  T525]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.039171][  T525]  __sys_sendmsg (net/socket.c:2784)
[   46.039310][  T525]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.039446][  T525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.039614][  T525]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.039748][  T525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.039881][  T525]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.040015][  T525]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.040152][  T525]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.040292][  T525]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.040463][  T525] RIP: 0033:0x7efe149ef08e
[   46.040603][  T525] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.041076][  T525] RSP: 002b:00007ffc3c080b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.041286][  T525] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efe149ef08e
[   46.041490][  T525] RDX: 0000000000000000 RSI: 00007ffc3c080c40 RDI: 0000000000000005
[   46.041688][  T525] RBP: 00007ffc3c080ba0 R08: 0000000000000000 R09: 0000000000000000
[   46.041887][  T525] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   46.042090][  T525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3c081310
| [   46.043462][  T525] ---[ end trace 0000000000000000 ]---
| [   46.044177][   T39] ------------[ cut here ]------------
| [   46.044321][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   46.044860][   T39] Tainted: [W]=WARN
[   46.044954][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.045116][   T39] Workqueue: events_unbound linkwatch_event
[   46.045283][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.045449][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.045892][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   46.046049][   T39] RAX: 00000000ffffffa6 RBX: ff11000002654c80 RCX: 1ff4000000057f02
[   46.046244][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654d38
[   46.046459][   T39] RBP: ff1100000cd59000 R08: 1fe22000004ca9a8 R09: ff11000001d951a8
[   46.046644][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.046829][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.047016][   T39] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   46.047255][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.047415][   T39] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   46.047606][   T39] PKRU: 55555554
[   46.047700][   T39] Call Trace:
[   46.047792][   T39]  <TASK>
[   46.047857][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.047983][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.048113][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.048214][   T39]  netif_state_change (net/core/dev.c:1605)
[   46.048338][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.048503][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.048631][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.048756][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.048882][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.049006][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.049135][   T39]  process_one_work (kernel/workqueue.c:3314)
[   46.049269][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.049394][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.049529][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.049656][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.049779][   T39]  kthread (kernel/kthread.c:436)
[   46.049872][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.050031][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.050159][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.050290][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.050448][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.050574][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.050698][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.051887][   T39] ---[ end trace 0000000000000000 ]---
| [   46.052418][   T39] ------------[ cut here ]------------
| [   46.052554][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   46.053078][   T39] Tainted: [W]=WARN
[   46.053177][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.053355][   T39] Workqueue: events_unbound linkwatch_event
[   46.053609][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.053814][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.054294][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   46.054461][   T39] RAX: 00000000ffffffa6 RBX: ff1100000a7a0e40 RCX: 1ff4000000057f02
[   46.054648][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a0ef8
[   46.054833][   T39] RBP: ff110000026ec000 R08: 1fe22000014f41e0 R09: ff11000001d951a8
[   46.055023][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.055232][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.055424][   T39] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   46.055641][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.055798][   T39] CR2: 000056159f595d5c CR3: 000000000dca8006 CR4: 0000000000771ef0
[   46.055991][   T39] PKRU: 55555554
[   46.056087][   T39] Call Trace:
[   46.056181][   T39]  <TASK>
[   46.056255][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.056380][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.056510][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.056609][   T39]  netif_state_change (net/core/dev.c:1605)
[   46.056736][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.056893][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.057016][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.057151][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.057285][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.057418][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.057543][   T39]  process_one_work (kernel/workqueue.c:3314)
[   46.057670][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.057797][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.057929][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.058056][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.058183][   T39]  kthread (kernel/kthread.c:436)
[   46.058283][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.058444][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.058568][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.058694][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.058848][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.058978][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.059107][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.060311][   T39] ---[ end trace 0000000000000000 ]---
| [   46.094153][  T526] ------------[ cut here ]------------
| [   46.094320][  T526] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/526
| [   46.094846][  T526] Tainted: [W]=WARN
[   46.094947][  T526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.095118][  T526] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.095301][  T526] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.095786][  T526] RSP: 0018:ffa0000001117020 EFLAGS: 00010286
[   46.095955][  T526] RAX: 00000000ffffffa6 RBX: ff1100000a7a1a80 RCX: 1ff4000000222dca
[   46.096156][  T526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a1b38
[   46.096363][  T526] RBP: ff11000009fe1000 R08: 1fe22000014f4368 R09: ff110000020d0b58
[   46.096567][  T526] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   46.096770][  T526] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fe1ce1
[   46.096974][  T526] FS:  00007ff4b0e48840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   46.097221][  T526] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.097388][  T526] CR2: 000000000cb2f988 CR3: 000000000cb41002 CR4: 0000000000771ef0
[   46.097596][  T526] PKRU: 55555554
[   46.097696][  T526] Call Trace:
[   46.097796][  T526]  <TASK>
[   46.097864][  T526]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.097999][  T526]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.098105][  T526]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.098244][  T526]  __dev_notify_flags (net/core/dev.c:9787)
[   46.098379][  T526]  ? netif_change_name (net/core/dev.c:1495)
[   46.098518][  T526]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.098652][  T526]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.098785][  T526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.098918][  T526]  ? 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))
[   46.099051][  T526]  netif_change_flags (net/core/dev.c:9820)
[   46.099189][  T526]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.099329][  T526]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.099469][  T526]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.099635][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.099767][  T526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.099901][  T526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.100033][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.100173][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.100315][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.100512][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.100646][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.100780][  T526]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.100914][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.101049][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.101187][  T526]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.101332][  T526]  ? __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)
[   46.101537][  T526]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.101671][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.101807][  T526]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.101988][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.102131][  T526]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.102273][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.102413][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.102551][  T526]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.102687][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.102821][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.102957][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.103122][  T526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.103282][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.103441][  T526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.103577][  T526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.103711][  T526]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.103844][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.103981][  T526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.104122][  T526]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.104262][  T526]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.104396][  T526]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.104535][  T526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.104671][  T526]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.104803][  T526]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.104938][  T526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.105074][  T526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.105220][  T526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.105353][  T526]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.105493][  T526]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.105626][  T526]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.105761][  T526]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.105895][  T526]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.106029][  T526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.106206][  T526]  ? move_addr_to_kernel (net/socket.c:258)
[   46.106340][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.106479][  T526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.106614][  T526]  ___sys_sendmsg (net/socket.c:2752)
[   46.106746][  T526]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.106910][  T526]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.107053][  T526]  __sys_sendmsg (net/socket.c:2784)
[   46.107189][  T526]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.107327][  T526]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.107501][  T526]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.107635][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.107768][  T526]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.107900][  T526]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.108033][  T526]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.108173][  T526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.108343][  T526] RIP: 0033:0x7ff4b108208e
[   46.108486][  T526] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.108959][  T526] RSP: 002b:00007ffebe1f7490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.109164][  T526] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff4b108208e
[   46.109368][  T526] RDX: 0000000000000000 RSI: 00007ffebe1f7540 RDI: 0000000000000005
[   46.109571][  T526] RBP: 00007ffebe1f74a0 R08: 0000000000000000 R09: 0000000000000000
[   46.109769][  T526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   46.109969][  T526] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe1f7c10
| [   46.111326][  T526] ---[ end trace 0000000000000000 ]---
| [   46.112059][   T39] ------------[ cut here ]------------
| [   46.112251][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   46.112922][   T39] Tainted: [W]=WARN
[   46.113069][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.113299][   T39] Workqueue: events_unbound linkwatch_event
[   46.113548][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.113776][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.114426][   T39] RSP: 0018:ffa00000002bf760 EFLAGS: 00010286
[   46.114644][   T39] RAX: 00000000ffffffa6 RBX: ff1100000a7a1700 RCX: 1ff4000000057eb2
[   46.114895][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a17b8
[   46.115150][   T39] RBP: ff110000081a4000 R08: 1fe22000014f42f8 R09: ff11000001d951a8
[   46.115416][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.115658][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   46.115905][   T39] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   46.116206][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.116434][   T39] CR2: 000056159f595d5c CR3: 000000000dca8002 CR4: 0000000000771ef0
[   46.116679][   T39] PKRU: 55555554
[   46.116823][   T39] Call Trace:
[   46.116971][   T39]  <TASK>
[   46.117089][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.117286][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.117481][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.117655][   T39]  netif_state_change (net/core/dev.c:1605)
[   46.117853][   T39]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   46.118035][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.118273][   T39]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   46.118472][   T39]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[   46.118655][   T39]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   46.118836][   T39]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   46.119020][   T39]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   46.119257][   T39]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   46.119502][   T39]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   46.119683][   T39]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   46.119871][   T39]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   46.120059][   T39]  notifier_call_chain (kernel/notifier.c:85)
[   46.120258][   T39]  netif_state_change (net/core/dev.c:1603)
[   46.120455][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.120668][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.120847][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.121028][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.121235][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.121447][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.121629][   T39]  process_one_work (kernel/workqueue.c:3314)
[   46.121814][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.122009][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.122216][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.122429][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.122616][   T39]  kthread (kernel/kthread.c:436)
[   46.122767][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.122978][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.123169][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.123359][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.123605][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.123804][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.123987][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.125639][   T39] ---[ end trace 0000000000000000 ]---
| [   46.125913][   T39] ------------[ cut here ]------------
| [   46.126078][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   46.126813][   T39] Tainted: [W]=WARN
[   46.126967][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.127237][   T39] Workqueue: events_unbound linkwatch_event
[   46.127473][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.127688][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.128212][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   46.128430][   T39] RAX: 00000000ffffffa6 RBX: ff1100000a7a0740 RCX: 1ff4000000057f02
[   46.128699][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7a07f8
[   46.128954][   T39] RBP: ff1100000cac1000 R08: 1fe22000014f4100 R09: ff11000001d951a8
[   46.129205][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.129452][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.129690][   T39] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   46.129955][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.130170][   T39] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   46.130427][   T39] PKRU: 55555554
[   46.130568][   T39] Call Trace:
[   46.130709][   T39]  <TASK>
[   46.130821][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.130999][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.131182][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.131429][   T39]  netif_state_change (net/core/dev.c:1605)
[   46.131603][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.131806][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.131979][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.132283][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.132479][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.132655][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.132829][   T39]  process_one_work (kernel/workqueue.c:3314)
[   46.133011][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.133203][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.133382][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.133572][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.133751][   T39]  kthread (kernel/kthread.c:436)
[   46.133895][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.134104][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.134372][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.134562][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.134769][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.134944][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.135129][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.136911][   T39] ---[ end trace 0000000000000000 ]---
| [   46.137665][   T39] ------------[ cut here ]------------
| [   46.137834][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   46.139044][   T39] Tainted: [W]=WARN
[   46.139257][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.139540][   T39] Workqueue: events_unbound linkwatch_event
[   46.139801][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.140063][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.140642][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   46.140900][   T39] RAX: 00000000ffffffa6 RBX: ff110000049d2740 RCX: 1ff4000000057f02
[   46.141213][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d27f8
[   46.141512][   T39] RBP: ff110000081a4000 R08: 1fe220000093a500 R09: ff11000001d951a8
[   46.141792][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.142078][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.142393][   T39] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   46.142795][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.143050][   T39] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   46.143352][   T39] PKRU: 55555554
[   46.143554][   T39] Call Trace:
[   46.143741][   T39]  <TASK>
[   46.143900][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.144133][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.144361][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.144568][   T39]  netif_state_change (net/core/dev.c:1605)
[   46.144805][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.145013][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.145207][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.145382][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.145577][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.145767][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.145946][   T39]  process_one_work (kernel/workqueue.c:3314)
[   46.146130][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.146314][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.146506][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.146683][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.146856][   T39]  kthread (kernel/kthread.c:436)
[   46.147000][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.147222][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.147464][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.147642][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.147854][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.148028][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.148221][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.153154][  T528] hsr3: Slave B (ns3eth2) is not up; please bring it up to get a fully working HSR network
| [   46.153560][  T528] ------------[ cut here ]------------
| [   46.153692][  T528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/528
| [   46.154208][  T528] Tainted: [W]=WARN
[   46.154308][  T528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.154483][  T528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.154655][  T528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.155130][  T528] RSP: 0018:ffa0000001217020 EFLAGS: 00010286
[   46.155304][  T528] RAX: 00000000ffffffa6 RBX: ff1100000cf07c40 RCX: 1ff4000000242dca
[   46.155513][  T528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf07cf8
[   46.155717][  T528] RBP: ff11000009fd9000 R08: 1fe22000019e0fa0 R09: ff1100000cd4ae58
[   46.155918][  T528] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   46.156123][  T528] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fd9ce1
[   46.156328][  T528] FS:  00007f12135c2840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   46.156570][  T528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.156738][  T528] CR2: 00007f12138921a0 CR3: 000000000cb41004 CR4: 0000000000771ef0
[   46.156943][  T528] PKRU: 55555554
[   46.157043][  T528] Call Trace:
[   46.157147][  T528]  <TASK>
[   46.157223][  T528]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.157358][  T528]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.157464][  T528]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.157598][  T528]  __dev_notify_flags (net/core/dev.c:9787)
[   46.157735][  T528]  ? netif_change_name (net/core/dev.c:1495)
[   46.157880][  T528]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.158025][  T528]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.158172][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.158316][  T528]  ? 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))
[   46.158540][  T528]  netif_change_flags (net/core/dev.c:9820)
[   46.158681][  T528]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.158817][  T528]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.158958][  T528]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.159157][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.159302][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.159518][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.159658][  T528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.159801][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.159941][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.160076][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.160221][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.160354][  T528]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.160580][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.160731][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.160872][  T528]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.161008][  T528]  ? __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)
[   46.161147][  T528]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.161295][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.161511][  T528]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.161650][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.161789][  T528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.161928][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.162064][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.162217][  T528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.162357][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.162582][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.162716][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.162853][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.162993][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.163134][  T528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.163277][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.163491][  T528]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.163635][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.163771][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.163907][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.164045][  T528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.164187][  T528]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.164330][  T528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.164651][  T528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.164799][  T528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.164935][  T528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.165084][  T528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.165228][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.165362][  T528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.165607][  T528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.165749][  T528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.165892][  T528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.166041][  T528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.166186][  T528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.166365][  T528]  ? move_addr_to_kernel (net/socket.c:258)
[   46.166616][  T528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.166751][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.166891][  T528]  ___sys_sendmsg (net/socket.c:2752)
[   46.167026][  T528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.167201][  T528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.167378][  T528]  __sys_sendmsg (net/socket.c:2784)
[   46.167632][  T528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.167767][  T528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.167939][  T528]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.168077][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.168220][  T528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.168358][  T528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.168601][  T528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.168750][  T528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.168916][  T528] RIP: 0033:0x7f12137fc08e
[   46.169061][  T528] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.169675][  T528] RSP: 002b:00007ffd783e6e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.169881][  T528] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f12137fc08e
[   46.170090][  T528] RDX: 0000000000000000 RSI: 00007ffd783e6f20 RDI: 0000000000000005
[   46.170304][  T528] RBP: 00007ffd783e6e80 R08: 0000000000000000 R09: 0000000000000000
[   46.170604][  T528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbaa
[   46.170812][  T528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd783e75f0
| [   46.172292][  T528] ---[ end trace 0000000000000000 ]---
| [   46.502925][   T57] ------------[ cut here ]------------
| [   46.503122][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57
| [   46.503718][   T57] Tainted: [W]=WARN
[   46.503817][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.503998][   T57] Workqueue: events_unbound linkwatch_event
[   46.504176][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.504354][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.504887][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   46.505056][   T57] RAX: 00000000ffffffa6 RBX: ff1100000b60ba80 RCX: 1ff400000007bf02
[   46.505266][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b60bb38
[   46.505480][   T57] RBP: ff1100000d9e4000 R08: 1fe22000016c1768 R09: ff110000051c51a8
[   46.505679][   T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   46.505883][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.506091][   T57] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   46.506339][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.506512][   T57] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   46.506758][   T57] PKRU: 55555554
[   46.506864][   T57] Call Trace:
[   46.506962][   T57]  <TASK>
[   46.507031][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.507170][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.507304][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.507416][   T57]  netif_state_change (net/core/dev.c:1605)
[   46.507559][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.507723][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.507863][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.507995][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.508136][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.508274][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.508414][   T57]  process_one_work (kernel/workqueue.c:3314)
[   46.508556][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.508690][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.508834][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.508966][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.509107][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   46.509251][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.509383][   T57]  kthread (kernel/kthread.c:436)
[   46.509500][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.509673][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.509810][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.509947][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.510122][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.510262][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.510404][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.511841][   T57] ---[ end trace 0000000000000000 ]---
| [   46.512366][   T57] ------------[ cut here ]------------
| [   46.512520][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57
| [   46.513062][   T57] Tainted: [W]=WARN
[   46.513160][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.513323][   T57] Workqueue: events_unbound linkwatch_event
[   46.513494][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.513663][   T57] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.514145][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   46.514313][   T57] RAX: 00000000ffffffa6 RBX: ff110000094a4200 RCX: 1ff400000007bf02
[   46.514509][   T57] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094a42b8
[   46.514701][   T57] RBP: ff11000009fe1000 R08: 1fe2200001294858 R09: ff110000051c51a8
[   46.514885][   T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   46.515082][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.515282][   T57] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   46.515518][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.515688][   T57] CR2: 000056159f595d5c CR3: 0000000018d49005 CR4: 0000000000771ef0
[   46.515877][   T57] PKRU: 55555554
[   46.515973][   T57] Call Trace:
[   46.516071][   T57]  <TASK>
[   46.516144][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.516283][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.516413][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.516510][   T57]  netif_state_change (net/core/dev.c:1605)
[   46.516652][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.516812][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.516944][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.517069][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.517208][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.517333][   T57]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   46.517466][   T57]  process_one_work (kernel/workqueue.c:3314)
[   46.517604][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.517737][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.517874][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.518008][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.518139][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   46.518271][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.518404][   T57]  kthread (kernel/kthread.c:436)
[   46.518506][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.518663][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.518791][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.518916][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.519092][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.519224][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.519357][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.520596][   T57] ---[ end trace 0000000000000000 ]---
| [   62.501369][  T665] ------------[ cut here ]------------
| [   62.501579][  T665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/665
| [   62.502118][  T665] Tainted: [W]=WARN
[   62.502223][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.502417][  T665] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.502597][  T665] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.503094][  T665] RSP: 0018:ffa0000001347080 EFLAGS: 00010286
[   62.503277][  T665] RAX: 00000000ffffffa6 RBX: ff1100000c5c9700 RCX: 1ff4000000268dd6
[   62.503491][  T665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c97b8
[   62.503704][  T665] RBP: ff11000004f41000 R08: 1fe22000018b92f8 R09: ff1100000d982e80
[   62.503947][  T665] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   62.504158][  T665] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   62.504373][  T665] FS:  00007f91705bc840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.504621][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.504808][  T665] CR2: 000000000042e5e0 CR3: 000000000caca002 CR4: 0000000000771ef0
[   62.505022][  T665] PKRU: 55555554
[   62.505129][  T665] Call Trace:
[   62.505234][  T665]  <TASK>
[   62.505311][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.505459][  T665]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.505604][  T665]  notifier_call_chain (kernel/notifier.c:85)
[   62.505747][  T665]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   62.505907][  T665]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   62.506046][  T665]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   62.506192][  T665]  ? notifier_call_chain (kernel/notifier.c:85)
[   62.506339][  T665]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   62.506484][  T665]  netdev_upper_dev_link (net/core/dev.c:8972)
[   62.506624][  T665]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   62.506787][  T665]  register_vlan_dev (net/8021q/vlan.c:183)
[   62.506929][  T665]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   62.507072][  T665]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   62.507215][  T665]  ? nla_strscpy (lib/nlattr.c:795)
[   62.507360][  T665]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   62.507508][  T665]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.507648][  T665]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.507789][  T665]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.507957][  T665]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.508105][  T665]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.508244][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.508389][  T665]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.508533][  T665]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.508675][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.508815][  T665]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.508974][  T665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.509123][  T665]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.509261][  T665]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.509411][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.509554][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.509693][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.509832][  T665]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.509972][  T665]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.510116][  T665]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.510258][  T665]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.510415][  T665]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.510555][  T665]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.510716][  T665]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.510858][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.510997][  T665]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.511155][  T665]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.511300][  T665]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.511448][  T665]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.511590][  T665]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.511728][  T665]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.511899][  T665]  ? move_addr_to_kernel (net/socket.c:258)
[   62.512061][  T665]  ___sys_sendmsg (net/socket.c:2752)
[   62.512211][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.512353][  T665]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.512509][  T665]  ? 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))
[   62.512651][  T665]  __sys_sendmsg (net/socket.c:2784)
[   62.512788][  T665]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.512927][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.513081][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.513232][  T665]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.513373][  T665]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.513516][  T665]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.513656][  T665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.513828][  T665] RIP: 0033:0x7f91707f608e
[   62.513996][  T665] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.514502][  T665] RSP: 002b:00007ffd2304d560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.514714][  T665] RAX: ffffffffffffffda RBX: 00007ffd2304dd20 RCX: 00007f91707f608e
[   62.514923][  T665] RDX: 0000000000000000 RSI: 00007ffd2304d610 RDI: 0000000000000005
[   62.515137][  T665] RBP: 00007ffd2304d570 R08: 0000000000000000 R09: 0000000000000000
[   62.515347][  T665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.515559][  T665] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2304dce0
| [   62.516968][  T665] ---[ end trace 0000000000000000 ]---
| [   62.517234][  T665] ------------[ cut here ]------------
| [   62.517372][  T665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/665
| [   62.517904][  T665] Tainted: [W]=WARN
[   62.518007][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.518183][  T665] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.518362][  T665] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.519169][  T665] RSP: 0018:ffa00000013471a0 EFLAGS: 00010286
[   62.519355][  T665] RAX: 00000000ffffffa6 RBX: ff1100000c5c9e00 RCX: 1ff4000000268dfa
[   62.519579][  T665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c9eb8
[   62.519785][  T665] RBP: ff11000008209000 R08: 1fe22000018b93d8 R09: ff1100000d982e80
[   62.519987][  T665] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.520192][  T665] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   62.520403][  T665] FS:  00007f91705bc840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.520641][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.520809][  T665] CR2: 000000000042e5e0 CR3: 000000000caca002 CR4: 0000000000771ef0
[   62.521015][  T665] PKRU: 55555554
[   62.521122][  T665] Call Trace:
[   62.521246][  T665]  <TASK>
[   62.521325][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.521466][  T665]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.521603][  T665]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.521707][  T665]  __dev_notify_flags (net/core/dev.c:9787)
[   62.521843][  T665]  ? netdev_update_features (net/core/dev.c:11098)
[   62.521980][  T665]  ? netif_change_name (net/core/dev.c:1495)
[   62.522122][  T665]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   62.522257][  T665]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   62.522554][  T665]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   62.522691][  T665]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   62.522827][  T665]  ? nla_strscpy (lib/nlattr.c:795)
[   62.522963][  T665]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   62.523107][  T665]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.523241][  T665]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.523765][  T665]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.523903][  T665]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.524040][  T665]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.524181][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.524319][  T665]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.524459][  T665]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.524598][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.524734][  T665]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.524877][  T665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.525012][  T665]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.525152][  T665]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.525291][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.525434][  T665]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.525583][  T665]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.525722][  T665]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.525858][  T665]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.525994][  T665]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.526134][  T665]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.526270][  T665]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.526416][  T665]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.526579][  T665]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.526715][  T665]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.526851][  T665]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.526987][  T665]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.527144][  T665]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.527287][  T665]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.527428][  T665]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.527565][  T665]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.527732][  T665]  ? move_addr_to_kernel (net/socket.c:258)
[   62.527870][  T665]  ___sys_sendmsg (net/socket.c:2752)
[   62.528005][  T665]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.528148][  T665]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.528296][  T665]  ? 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))
[   62.528439][  T665]  __sys_sendmsg (net/socket.c:2784)
[   62.528575][  T665]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.528711][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.528845][  T665]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.528980][  T665]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.529121][  T665]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.529277][  T665]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.529415][  T665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.529584][  T665] RIP: 0033:0x7f91707f608e
[   62.529746][  T665] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.530230][  T665] RSP: 002b:00007ffd2304d560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.530477][  T665] RAX: ffffffffffffffda RBX: 00007ffd2304dd20 RCX: 00007f91707f608e
[   62.530679][  T665] RDX: 0000000000000000 RSI: 00007ffd2304d610 RDI: 0000000000000005
[   62.530880][  T665] RBP: 00007ffd2304d570 R08: 0000000000000000 R09: 0000000000000000
[   62.531110][  T665] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.531348][  T665] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2304dce0
| [   62.532719][  T665] ---[ end trace 0000000000000000 ]---
| [   62.559499][  T666] ------------[ cut here ]------------
| [   62.559713][  T666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/666
| [   62.560348][  T666] Tainted: [W]=WARN
[   62.561193][  T666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.561526][  T666] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.561815][  T666] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.562396][  T666] RSP: 0018:ffa0000001557080 EFLAGS: 00010286
[   62.562629][  T666] RAX: 00000000ffffffa6 RBX: ff1100000a79cac0 RCX: 1ff40000002aadd6
[   62.562885][  T666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a79cb78
[   62.563149][  T666] RBP: ff110000081a4000 R08: 1fe22000014f3970 R09: ff1100000d985180
[   62.563423][  T666] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   62.563675][  T666] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   62.563928][  T666] FS:  00007fc103280840(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   62.564230][  T666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.564471][  T666] CR2: 00007fc103479460 CR3: 000000000cdd7005 CR4: 0000000000771ef0
[   62.564724][  T666] PKRU: 55555554
[   62.564874][  T666] Call Trace:
[   62.565023][  T666]  <TASK>
[   62.565151][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.565351][  T666]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.565553][  T666]  notifier_call_chain (kernel/notifier.c:85)
[   62.565741][  T666]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   62.565928][  T666]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   62.566120][  T666]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   62.566318][  T666]  ? notifier_call_chain (kernel/notifier.c:85)
[   62.566520][  T666]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   62.566711][  T666]  netdev_upper_dev_link (net/core/dev.c:8972)
[   62.566897][  T666]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   62.567089][  T666]  register_vlan_dev (net/8021q/vlan.c:183)
[   62.567294][  T666]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   62.567554][  T666]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   62.567742][  T666]  ? nla_strscpy (lib/nlattr.c:795)
[   62.567930][  T666]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   62.568167][  T666]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.568364][  T666]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.568574][  T666]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.568767][  T666]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.568958][  T666]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.569157][  T666]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.569351][  T666]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.569551][  T666]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.569748][  T666]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.569936][  T666]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.570130][  T666]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.570353][  T666]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.570554][  T666]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.570742][  T666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.570933][  T666]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.571126][  T666]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.571323][  T666]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.571524][  T666]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.571712][  T666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.571903][  T666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.572092][  T666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.572296][  T666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.572526][  T666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.572717][  T666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.572905][  T666]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.573099][  T666]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.573299][  T666]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.573528][  T666]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.573716][  T666]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.573903][  T666]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.574137][  T666]  ? move_addr_to_kernel (net/socket.c:258)
[   62.574342][  T666]  ___sys_sendmsg (net/socket.c:2752)
[   62.574743][  T666]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.575156][  T666]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.575358][  T666]  ? 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))
[   62.575563][  T666]  __sys_sendmsg (net/socket.c:2784)
[   62.575751][  T666]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.575942][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.576145][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.576344][  T666]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.576546][  T666]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.576733][  T666]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.576922][  T666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.577152][  T666] RIP: 0033:0x7fc1034ba08e
[   62.577353][  T666] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.577911][  T666] RSP: 002b:00007ffd17ad1ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.578180][  T666] RAX: ffffffffffffffda RBX: 00007ffd17ad2690 RCX: 00007fc1034ba08e
[   62.578457][  T666] RDX: 0000000000000000 RSI: 00007ffd17ad1f80 RDI: 0000000000000005
[   62.578714][  T666] RBP: 00007ffd17ad1ee0 R08: 0000000000000000 R09: 0000000000000000
[   62.578965][  T666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.579231][  T666] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17ad2650
| [   62.580994][  T666] ---[ end trace 0000000000000000 ]---
| [   62.581354][  T666] ------------[ cut here ]------------
| [   62.581507][  T666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/666
| [   62.582021][  T666] Tainted: [W]=WARN
[   62.582127][  T666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.582305][  T666] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.582486][  T666] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.582969][  T666] RSP: 0018:ffa00000015571a0 EFLAGS: 00010286
[   62.583146][  T666] RAX: 00000000ffffffa6 RBX: ff11000009122900 RCX: 1ff40000002aadfa
[   62.583354][  T666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091229b8
[   62.583593][  T666] RBP: ff110000089d1000 R08: 1fe2200001224538 R09: ff1100000d985180
[   62.583796][  T666] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.583998][  T666] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   62.584219][  T666] FS:  00007fc103280840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.584469][  T666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.584638][  T666] CR2: 00007f9170689574 CR3: 000000000cdd7004 CR4: 0000000000771ef0
[   62.584841][  T666] PKRU: 55555554
[   62.584943][  T666] Call Trace:
[   62.585045][  T666]  <TASK>
[   62.585121][  T666]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.585279][  T666]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.585427][  T666]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.585531][  T666]  __dev_notify_flags (net/core/dev.c:9787)
[   62.585668][  T666]  ? netdev_update_features (net/core/dev.c:11098)
[   62.585807][  T666]  ? netif_change_name (net/core/dev.c:1495)
[   62.585943][  T666]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   62.586084][  T666]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   62.586224][  T666]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   62.586370][  T666]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   62.586513][  T666]  ? nla_strscpy (lib/nlattr.c:795)
[   62.586653][  T666]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   62.586790][  T666]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.586928][  T666]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.587065][  T666]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.587213][  T666]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.587358][  T666]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.587504][  T666]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.587641][  T666]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.587778][  T666]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.587918][  T666]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.588055][  T666]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.588195][  T666]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.588339][  T666]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.588481][  T666]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.588618][  T666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.588756][  T666]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.588892][  T666]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.589030][  T666]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.589175][  T666]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.589316][  T666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.589461][  T666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.589598][  T666]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.589736][  T666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.589876][  T666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.590013][  T666]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.590158][  T666]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.590303][  T666]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.590464][  T666]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.590607][  T666]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.590745][  T666]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.590881][  T666]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.591063][  T666]  ? move_addr_to_kernel (net/socket.c:258)
[   62.591209][  T666]  ___sys_sendmsg (net/socket.c:2752)
[   62.591348][  T666]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.591491][  T666]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.591646][  T666]  ? 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))
[   62.591785][  T666]  __sys_sendmsg (net/socket.c:2784)
[   62.591924][  T666]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.592067][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.592209][  T666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.592355][  T666]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.592499][  T666]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.592635][  T666]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.592772][  T666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.592941][  T666] RIP: 0033:0x7fc1034ba08e
[   62.593089][  T666] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.593594][  T666] RSP: 002b:00007ffd17ad1ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.593800][  T666] RAX: ffffffffffffffda RBX: 00007ffd17ad2690 RCX: 00007fc1034ba08e
[   62.594006][  T666] RDX: 0000000000000000 RSI: 00007ffd17ad1f80 RDI: 0000000000000005
[   62.594216][  T666] RBP: 00007ffd17ad1ee0 R08: 0000000000000000 R09: 0000000000000000
[   62.594430][  T666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.594636][  T666] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17ad2650
| [   62.596009][  T666] ---[ end trace 0000000000000000 ]---
| [   62.629258][  T667] ------------[ cut here ]------------
| [   62.630011][  T667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/667
| [   62.630555][  T667] Tainted: [W]=WARN
[   62.630660][  T667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.630832][  T667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.631009][  T667] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.631517][  T667] RSP: 0018:ffa0000001567080 EFLAGS: 00010286
[   62.631691][  T667] RAX: 00000000ffffffa6 RBX: ff1100000b331000 RCX: 1ff40000002acdd6
[   62.631895][  T667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3310b8
[   62.632105][  T667] RBP: ff11000009fd9000 R08: 1fe2200001666218 R09: ff1100000d980b80
[   62.632317][  T667] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   62.632525][  T667] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   62.632728][  T667] FS:  00007f7ad43d4840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.632967][  T667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.633145][  T667] CR2: 00007f7ad45cd460 CR3: 000000000cf65006 CR4: 0000000000771ef0
[   62.633357][  T667] PKRU: 55555554
[   62.633465][  T667] Call Trace:
[   62.633567][  T667]  <TASK>
[   62.633637][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.633774][  T667]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   62.633910][  T667]  notifier_call_chain (kernel/notifier.c:85)
[   62.634047][  T667]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   62.634191][  T667]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   62.634336][  T667]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   62.634480][  T667]  ? notifier_call_chain (kernel/notifier.c:85)
[   62.634619][  T667]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   62.634757][  T667]  netdev_upper_dev_link (net/core/dev.c:8972)
[   62.634894][  T667]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   62.635034][  T667]  register_vlan_dev (net/8021q/vlan.c:183)
[   62.635179][  T667]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   62.635321][  T667]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   62.635465][  T667]  ? nla_strscpy (lib/nlattr.c:795)
[   62.635604][  T667]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   62.635743][  T667]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.635882][  T667]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.636020][  T667]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.636166][  T667]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.636316][  T667]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.636461][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.636601][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.636738][  T667]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.636879][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.637018][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.637158][  T667]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.637301][  T667]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.637444][  T667]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.637581][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.637719][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.637857][  T667]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.637994][  T667]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.638136][  T667]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.638279][  T667]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.638425][  T667]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.638562][  T667]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.638701][  T667]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.638839][  T667]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.638976][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.639121][  T667]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.639260][  T667]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.639410][  T667]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.639552][  T667]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.639690][  T667]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.639827][  T667]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.639997][  T667]  ? move_addr_to_kernel (net/socket.c:258)
[   62.640145][  T667]  ___sys_sendmsg (net/socket.c:2752)
[   62.640286][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.640428][  T667]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.640574][  T667]  ? 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))
[   62.640712][  T667]  __sys_sendmsg (net/socket.c:2784)
[   62.640850][  T667]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.640990][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.641132][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.641277][  T667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.641418][  T667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.641555][  T667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.641693][  T667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.641862][  T667] RIP: 0033:0x7f7ad460e08e
[   62.642003][  T667] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.642503][  T667] RSP: 002b:00007ffc293a8890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.642714][  T667] RAX: ffffffffffffffda RBX: 00007ffc293a9050 RCX: 00007f7ad460e08e
[   62.642919][  T667] RDX: 0000000000000000 RSI: 00007ffc293a8940 RDI: 0000000000000005
[   62.643126][  T667] RBP: 00007ffc293a88a0 R08: 0000000000000000 R09: 0000000000000000
[   62.643336][  T667] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.643549][  T667] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc293a9010
| [   62.644931][  T667] ---[ end trace 0000000000000000 ]---
| [   62.645172][  T667] ------------[ cut here ]------------
| [   62.645308][  T667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/667
| [   62.645810][  T667] Tainted: [W]=WARN
[   62.645911][  T667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.646081][  T667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.646255][  T667] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.646737][  T667] RSP: 0018:ffa00000015671a0 EFLAGS: 00010286
[   62.646905][  T667] RAX: 00000000ffffffa6 RBX: ff11000002847c40 RCX: 1ff40000002acdfa
[   62.647111][  T667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002847cf8
[   62.647316][  T667] RBP: ff11000007d59000 R08: 1fe2200000508fa0 R09: ff1100000d980b80
[   62.647521][  T667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.647721][  T667] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   62.647922][  T667] FS:  00007f7ad43d4840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.648158][  T667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.648329][  T667] CR2: 00007f7ad45cd460 CR3: 000000000cf65006 CR4: 0000000000771ef0
[   62.648534][  T667] PKRU: 55555554
[   62.648633][  T667] Call Trace:
[   62.648732][  T667]  <TASK>
[   62.648800][  T667]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   62.648934][  T667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.649066][  T667]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.649204][  T667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.649312][  T667]  __dev_notify_flags (net/core/dev.c:9787)
[   62.649449][  T667]  ? netdev_update_features (net/core/dev.c:11098)
[   62.649583][  T667]  ? netif_change_name (net/core/dev.c:1495)
[   62.649715][  T667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   62.649849][  T667]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   62.649985][  T667]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   62.650125][  T667]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   62.650257][  T667]  ? nla_strscpy (lib/nlattr.c:795)
[   62.650396][  T667]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   62.650536][  T667]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   62.650670][  T667]  ? __dev_get_by_name (net/core/dev.c:883)
[   62.650806][  T667]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   62.650942][  T667]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   62.651084][  T667]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.651219][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.651356][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.651495][  T667]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.651633][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.651770][  T667]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.651903][  T667]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.652038][  T667]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.652177][  T667]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.652315][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.652454][  T667]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.652588][  T667]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.652723][  T667]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.652858][  T667]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.652992][  T667]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.653131][  T667]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.653263][  T667]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.653407][  T667]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.653543][  T667]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.653677][  T667]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.653812][  T667]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.653947][  T667]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.654085][  T667]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.654218][  T667]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.654364][  T667]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.654512][  T667]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.654679][  T667]  ? move_addr_to_kernel (net/socket.c:258)
[   62.654816][  T667]  ___sys_sendmsg (net/socket.c:2752)
[   62.654950][  T667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.655088][  T667]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.655228][  T667]  ? 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))
[   62.655369][  T667]  __sys_sendmsg (net/socket.c:2784)
[   62.655510][  T667]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.655650][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.655783][  T667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.655918][  T667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.656054][  T667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.656188][  T667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.656326][  T667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.656500][  T667] RIP: 0033:0x7f7ad460e08e
[   62.656644][  T667] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.657224][  T667] RSP: 002b:00007ffc293a8890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.657435][  T667] RAX: ffffffffffffffda RBX: 00007ffc293a9050 RCX: 00007f7ad460e08e
[   62.657635][  T667] RDX: 0000000000000000 RSI: 00007ffc293a8940 RDI: 0000000000000005
[   62.657926][  T667] RBP: 00007ffc293a88a0 R08: 0000000000000000 R09: 0000000000000000
[   62.658129][  T667] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbba
[   62.658431][  T667] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc293a9010
| [   62.659983][  T667] ---[ end trace 0000000000000000 ]---
| [   62.849325][  T674] ------------[ cut here ]------------
| [   62.849513][  T674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/674
| [   62.850027][  T674] Tainted: [W]=WARN
[   62.850135][  T674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.850314][  T674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.850494][  T674] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.850992][  T674] RSP: 0018:ffa0000001587020 EFLAGS: 00010286
[   62.851165][  T674] RAX: 00000000ffffffa6 RBX: ff11000002654e40 RCX: 1ff40000002b0dca
[   62.851374][  T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002654ef8
[   62.851578][  T674] RBP: ff11000008209000 R08: 1fe22000004ca9e0 R09: ff11000004a02e58
[   62.851776][  T674] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.851974][  T674] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008209ce1
[   62.852183][  T674] FS:  00007fbc82044840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   62.852430][  T674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.852597][  T674] CR2: 000000002f4bc988 CR3: 000000000cb6a004 CR4: 0000000000771ef0
[   62.852798][  T674] PKRU: 55555554
[   62.852898][  T674] Call Trace:
[   62.852999][  T674]  <TASK>
[   62.853068][  T674]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.853209][  T674]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.853315][  T674]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.853454][  T674]  __dev_notify_flags (net/core/dev.c:9787)
[   62.853589][  T674]  ? netif_change_name (net/core/dev.c:1495)
[   62.853722][  T674]  ? __dev_change_flags (net/core/dev.c:9752)
[   62.853857][  T674]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   62.853991][  T674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.854127][  T674]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   62.854262][  T674]  netif_change_flags (net/core/dev.c:9820)
[   62.854407][  T674]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.854543][  T674]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.854676][  T674]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.854843][  T674]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.854975][  T674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.855112][  T674]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.855244][  T674]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.855384][  T674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.855526][  T674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.855658][  T674]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.855793][  T674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.855924][  T674]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.856056][  T674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.856192][  T674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.856331][  T674]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.856472][  T674]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   62.856607][  T674]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.856740][  T674]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.856876][  T674]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.857012][  T674]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.857152][  T674]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.857290][  T674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.857427][  T674]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.857563][  T674]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.857701][  T674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.857834][  T674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.857968][  T674]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.858106][  T674]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.858253][  T674]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.858389][  T674]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.858526][  T674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.858656][  T674]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.858787][  T674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.858921][  T674]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.859053][  T674]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.859190][  T674]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.859329][  T674]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.859466][  T674]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.859601][  T674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.859732][  T674]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.859865][  T674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.860001][  T674]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.860138][  T674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.860278][  T674]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.860417][  T674]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.860553][  T674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.860687][  T674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.860820][  T674]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.860953][  T674]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.861123][  T674]  ? move_addr_to_kernel (net/socket.c:258)
[   62.861256][  T674]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.861398][  T674]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.861542][  T674]  ___sys_sendmsg (net/socket.c:2752)
[   62.861675][  T674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.861840][  T674]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.861982][  T674]  __sys_sendmsg (net/socket.c:2784)
[   62.862121][  T674]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.862252][  T674]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.862428][  T674]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   62.862560][  T674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.862693][  T674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.862826][  T674]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.862958][  T674]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.863094][  T674]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.863259][  T674] RIP: 0033:0x7fbc8227e08e
[   62.863408][  T674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.863878][  T674] RSP: 002b:00007ffc910d2490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.864085][  T674] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc8227e08e
[   62.864287][  T674] RDX: 0000000000000000 RSI: 00007ffc910d2540 RDI: 0000000000000005
[   62.864489][  T674] RBP: 00007ffc910d24a0 R08: 0000000000000000 R09: 0000000000000000
[   62.864687][  T674] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   62.864887][  T674] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc910d2c10
| [   62.866228][  T674] ---[ end trace 0000000000000000 ]---
| [   62.898696][  T675] ------------[ cut here ]------------
| [   62.898879][  T675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/675
| [   62.899395][  T675] Tainted: [W]=WARN
[   62.899501][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.899666][  T675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.899836][  T675] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.900311][  T675] RSP: 0018:ffa0000001597020 EFLAGS: 00010286
[   62.900484][  T675] RAX: 00000000ffffffa6 RBX: ff11000008ff2c80 RCX: 1ff40000002b2dca
[   62.900680][  T675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ff2d38
[   62.900878][  T675] RBP: ff110000089d1000 R08: 1fe22000011fe5a8 R09: ff1100000da40b58
[   62.901072][  T675] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   62.901276][  T675] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089d1ce1
[   62.901482][  T675] FS:  00007f83a5978840(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   62.901716][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.901881][  T675] CR2: 000000000a7a1988 CR3: 000000000cf65001 CR4: 0000000000771ef0
[   62.902083][  T675] PKRU: 55555554
[   62.902185][  T675] Call Trace:
[   62.902300][  T675]  <TASK>
[   62.902374][  T675]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.902517][  T675]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.902616][  T675]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.902749][  T675]  __dev_notify_flags (net/core/dev.c:9787)
[   62.902883][  T675]  ? netif_change_name (net/core/dev.c:1495)
[   62.903028][  T675]  ? __dev_change_flags (net/core/dev.c:9752)
[   62.903163][  T675]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   62.903297][  T675]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.903433][  T675]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   62.903566][  T675]  netif_change_flags (net/core/dev.c:9820)
[   62.903698][  T675]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.903833][  T675]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.903966][  T675]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.904136][  T675]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.904265][  T675]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.904409][  T675]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.904541][  T675]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.904673][  T675]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.904806][  T675]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.904936][  T675]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.905067][  T675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.905203][  T675]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.905338][  T675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.905472][  T675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.905605][  T675]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.905736][  T675]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   62.905866][  T675]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.905996][  T675]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.906131][  T675]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.906264][  T675]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.906410][  T675]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.906543][  T675]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.906676][  T675]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.906807][  T675]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.906938][  T675]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.907069][  T675]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.907204][  T675]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.907340][  T675]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.907477][  T675]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.907613][  T675]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.907745][  T675]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.907896][  T675]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.908028][  T675]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.908164][  T675]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.908300][  T675]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.908437][  T675]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.908571][  T675]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.908703][  T675]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.908837][  T675]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.908967][  T675]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.909126][  T675]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.909257][  T675]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.909393][  T675]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.909528][  T675]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.909661][  T675]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.909793][  T675]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.909926][  T675]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.910058][  T675]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.910189][  T675]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.910356][  T675]  ? move_addr_to_kernel (net/socket.c:258)
[   62.910493][  T675]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.910625][  T675]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.910757][  T675]  ___sys_sendmsg (net/socket.c:2752)
[   62.910888][  T675]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.911050][  T675]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.911193][  T675]  __sys_sendmsg (net/socket.c:2784)
[   62.911344][  T675]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.911481][  T675]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.911647][  T675]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   62.911779][  T675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.911910][  T675]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.912041][  T675]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.912178][  T675]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.912316][  T675]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.912482][  T675] RIP: 0033:0x7f83a5bb208e
[   62.912619][  T675] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.913090][  T675] RSP: 002b:00007ffebf42bc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.913294][  T675] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f83a5bb208e
[   62.913496][  T675] RDX: 0000000000000000 RSI: 00007ffebf42bcc0 RDI: 0000000000000005
[   62.913694][  T675] RBP: 00007ffebf42bc20 R08: 0000000000000000 R09: 0000000000000000
[   62.913891][  T675] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   62.914091][  T675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebf42c390
| [   62.915433][  T675] ---[ end trace 0000000000000000 ]---
| [   62.944847][  T676] ------------[ cut here ]------------
| [   62.945021][  T676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/676
| [   62.945543][  T676] Tainted: [W]=WARN
[   62.945645][  T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.945812][  T676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.945985][  T676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.946486][  T676] RSP: 0018:ffa0000001597020 EFLAGS: 00010286
[   62.946654][  T676] RAX: 00000000ffffffa6 RBX: ff1100000cce6c80 RCX: 1ff40000002b2dca
[   62.946850][  T676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cce6d38
[   62.947045][  T676] RBP: ff11000007d59000 R08: 1fe220000199cda8 R09: ff1100000da42e58
[   62.947249][  T676] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.947452][  T676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d59ce1
[   62.947648][  T676] FS:  00007ff620bd0840(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   62.947877][  T676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.948040][  T676] CR2: 00007ff620ea01a0 CR3: 000000000c844001 CR4: 0000000000771ef0
[   62.948244][  T676] PKRU: 55555554
[   62.948374][  T676] Call Trace:
[   62.948481][  T676]  <TASK>
[   62.948550][  T676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.948683][  T676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.948783][  T676]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.948914][  T676]  __dev_notify_flags (net/core/dev.c:9787)
[   62.949047][  T676]  ? netif_change_name (net/core/dev.c:1495)
[   62.949184][  T676]  ? __dev_change_flags (net/core/dev.c:9752)
[   62.949324][  T676]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   62.949461][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.949592][  T676]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   62.949725][  T676]  netif_change_flags (net/core/dev.c:9820)
[   62.949856][  T676]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.949989][  T676]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.950124][  T676]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.950296][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.950536][  T676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.950761][  T676]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.950893][  T676]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.951024][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.951160][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.951295][  T676]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.951506][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.951648][  T676]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.951781][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.951912][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.952043][  T676]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.952180][  T676]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   62.952316][  T676]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.952534][  T676]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.952669][  T676]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.952803][  T676]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.952939][  T676]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.953072][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.953207][  T676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.953341][  T676]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.953532][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.953675][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.953807][  T676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.953939][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.954072][  T676]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.954209][  T676]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.954347][  T676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.954534][  T676]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.954665][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.954800][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.954929][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.955066][  T676]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.955203][  T676]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.955339][  T676]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.955531][  T676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.955661][  T676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.955793][  T676]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.955926][  T676]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.956058][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.956217][  T676]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.956356][  T676]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.956545][  T676]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.956677][  T676]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.956807][  T676]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.956939][  T676]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.957106][  T676]  ? move_addr_to_kernel (net/socket.c:258)
[   62.957240][  T676]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.957373][  T676]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.957585][  T676]  ___sys_sendmsg (net/socket.c:2752)
[   62.957714][  T676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.957876][  T676]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.958018][  T676]  __sys_sendmsg (net/socket.c:2784)
[   62.958154][  T676]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.958290][  T676]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.958513][  T676]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   62.958643][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.958774][  T676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.958904][  T676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.959037][  T676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.959174][  T676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.959342][  T676] RIP: 0033:0x7ff620e0a08e
[   62.959536][  T676] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.960000][  T676] RSP: 002b:00007ffcef06fcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.960203][  T676] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff620e0a08e
[   62.960455][  T676] RDX: 0000000000000000 RSI: 00007ffcef06fd80 RDI: 0000000000000005
[   62.960649][  T676] RBP: 00007ffcef06fce0 R08: 0000000000000000 R09: 0000000000000000
[   62.960843][  T676] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cbbb
[   62.961038][  T676] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcef070450
| [   62.962394][  T676] ---[ end trace 0000000000000000 ]---
| [   78.130912][   T12] ------------[ cut here ]------------
| [   78.131095][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.131649][   T12] Tainted: [W]=WARN
[   78.131745][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.131896][   T12] Workqueue: netns cleanup_net
[   78.132028][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.132191][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.132753][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   78.132916][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5dee40 RCX: 1ff4000000018eed
[   78.133107][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5deef8
[   78.133286][   T12] RBP: ff11000008049000 R08: 1fe22000016bbde0 R09: ff11000001b0d1d0
[   78.133590][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.133772][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.133955][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.134176][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.134332][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.134591][   T12] PKRU: 55555554
[   78.134694][   T12] Call Trace:
[   78.134834][   T12]  <TASK>
[   78.134900][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.135058][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.135208][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   78.135330][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   78.135507][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.135629][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   78.135776][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.135911][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   78.136034][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.136167][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.136291][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.136464][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.136585][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.136717][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.136855][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.136981][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.137110][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.137234][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.137367][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.137564][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.137686][   T12]  kthread (kernel/kthread.c:436)
[   78.137788][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.137952][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.138093][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.138220][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.138379][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.138569][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.138693][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.139952][   T12] ---[ end trace 0000000000000000 ]---
| [   78.151847][   T12] ------------[ cut here ]------------
| [   78.152008][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.152592][   T12] Tainted: [W]=WARN
[   78.152688][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.152848][   T12] Workqueue: netns cleanup_net
[   78.152983][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.153165][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.153633][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   78.153798][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df000 RCX: 1ff4000000018eb6
[   78.154000][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df0b8
[   78.154196][   T12] RBP: ff11000004f41000 R08: 1fe22000016bbe18 R09: ff11000001b0d1d0
[   78.154390][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.154670][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.154864][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.155126][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.155298][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.155536][   T12] PKRU: 55555554
[   78.155634][   T12] Call Trace:
[   78.155729][   T12]  <TASK>
[   78.155807][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.155959][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.156090][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.156226][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.156363][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.156529][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   78.156661][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.156795][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.156933][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.157125][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   78.157257][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.157391][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.157527][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.157659][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.157794][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.157950][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.158098][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.158227][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.158373][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.158510][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.158654][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.158793][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.158925][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.159056][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.159199][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.159333][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.159474][   T12]  kthread (kernel/kthread.c:436)
[   78.159575][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.159757][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.159887][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.160040][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.160214][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.160357][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.160495][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.162009][   T12] ns1eth1: left promiscuous mode
| [   78.162207][   T12] ------------[ cut here ]------------
| [   78.162341][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.162961][   T12] Tainted: [W]=WARN
[   78.163063][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.163238][   T12] Workqueue: netns cleanup_net
[   78.163390][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.164109][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.164793][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   78.164965][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df1c0 RCX: 1ff4000000018eae
[   78.165170][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df278
[   78.165376][   T12] RBP: ff11000009f91000 R08: 1fe22000016bbe50 R09: ff11000001b0d1d0
[   78.165713][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   78.165916][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007a29f50
[   78.166123][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.166365][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.166592][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.166793][   T12] PKRU: 55555554
[   78.166893][   T12] Call Trace:
[   78.166993][   T12]  <TASK>
[   78.167092][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.167234][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.167354][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   78.167548][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   78.167690][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   78.167824][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   78.167962][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   78.168134][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   78.168271][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   78.168422][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   78.168558][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   78.168695][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   78.168830][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   78.168966][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   78.169130][   T12]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   78.169272][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.169395][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.169542][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.169687][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.169824][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.169964][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.170102][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.170242][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.170383][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.170524][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.170659][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.170796][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.170932][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.171092][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.171231][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.171375][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.171521][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.171654][   T12]  kthread (kernel/kthread.c:436)
[   78.171759][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.171938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.172074][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.172224][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.172406][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.172544][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.172681][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.173986][   T12] ---[ end trace 0000000000000000 ]---
| [   78.174258][   T12] ------------[ cut here ]------------
| [   78.174390][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.174963][   T12] Tainted: [W]=WARN
[   78.175062][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.175231][   T12] Workqueue: netns cleanup_net
[   78.175373][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.176060][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.176593][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   78.176757][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df380 RCX: 1ff4000000018eb2
[   78.176953][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df438
[   78.177169][   T12] RBP: ff11000009f91000 R08: 1fe22000016bbe88 R09: ff11000001b0d1d0
[   78.177370][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.177631][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.177831][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.178065][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.178261][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.178547][   T12] PKRU: 55555554
[   78.178647][   T12] Call Trace:
[   78.178745][   T12]  <TASK>
[   78.178814][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.178946][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.179086][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.179224][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.179360][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.179581][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.179716][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.179863][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.180029][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.180165][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   78.180297][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   78.180491][   T12]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   78.180624][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.180727][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.180866][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.180999][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.181140][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.181275][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.181466][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.181603][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.181763][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.181921][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.182061][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.182199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.182343][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.182542][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.182674][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.182810][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.182948][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.183092][   T12]  kthread (kernel/kthread.c:436)
[   78.183192][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.183361][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.183549][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.183683][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.183848][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.183981][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.184122][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.186030][   T12] ns1eth2: left promiscuous mode
| [   78.186221][   T12] ------------[ cut here ]------------
| [   78.186360][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.187513][   T12] Tainted: [W]=WARN
[   78.187615][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.187787][   T12] Workqueue: netns cleanup_net
[   78.187926][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.188108][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.188654][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   78.188825][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df540 RCX: 1ff4000000018eae
[   78.189028][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df5f8
[   78.189236][   T12] RBP: ff110000026ec000 R08: 1fe22000016bbec0 R09: ff11000001b0d1d0
[   78.189502][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   78.189705][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001d2c050
[   78.189909][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.190163][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.190330][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.190597][   T12] PKRU: 55555554
[   78.190754][   T12] Call Trace:
[   78.190855][   T12]  <TASK>
[   78.190948][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.191091][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.191194][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   78.191328][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   78.191561][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   78.191703][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   78.191841][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   78.192034][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   78.192180][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   78.192317][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   78.192515][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   78.192652][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   78.192788][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   78.192927][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   78.193064][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   78.193214][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.193318][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.193521][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.193679][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.193816][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.193957][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.194098][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.194265][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.194519][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.194655][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.194791][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.194953][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.195095][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.195235][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.195375][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.195568][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.195722][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.195858][   T12]  kthread (kernel/kthread.c:436)
[   78.195960][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.196135][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.196270][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.196466][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.196638][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.196804][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.196944][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.198313][   T12] ---[ end trace 0000000000000000 ]---
| [   78.199025][   T12] ------------[ cut here ]------------
| [   78.199234][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.199868][   T12] Tainted: [W]=WARN
[   78.199967][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.200141][   T12] Workqueue: netns cleanup_net
[   78.200280][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.200468][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.200965][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   78.201143][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df700 RCX: 1ff4000000018eb2
[   78.201384][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df7b8
[   78.201610][   T12] RBP: ff110000026ec000 R08: 1fe22000016bbef8 R09: ff11000001b0d1d0
[   78.201805][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   78.202000][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.202202][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.202465][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.202633][   T12] CR2: 00005615d9117e18 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.202829][   T12] PKRU: 55555554
[   78.202926][   T12] Call Trace:
[   78.203023][   T12]  <TASK>
[   78.203095][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.203227][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.203365][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.203581][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.203719][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.203885][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.204020][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.204155][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.204324][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.204534][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   78.204668][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   78.204801][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   78.204932][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.205044][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.205184][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.205322][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.205515][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.205655][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.205784][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.205917][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.206051][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.206194][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.206329][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.206471][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.206605][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.206739][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.206879][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.207013][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.207384][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.207524][   T12]  kthread (kernel/kthread.c:436)
[   78.207623][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.207787][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.207918][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.208049][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.208225][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.208360][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.208502][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.209778][   T12] ---[ end trace 0000000000000000 ]---
| [   78.210213][   T12] ------------[ cut here ]------------
| [   78.210431][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.210984][   T12] Tainted: [W]=WARN
[   78.211083][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.211248][   T12] Workqueue: netns cleanup_net
[   78.211413][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.211587][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.212039][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.212210][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5df8c0 RCX: 1ff4000000018eaf
[   78.212410][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5df978
[   78.212601][   T12] RBP: ff11000008209000 R08: 1fe22000016bbf30 R09: ff11000001b0d1d0
[   78.212788][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   78.212973][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004f41000
[   78.213191][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.213419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.213578][   T12] CR2: 00005615d9117e18 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.213799][   T12] PKRU: 55555554
[   78.213893][   T12] Call Trace:
[   78.213993][   T12]  <TASK>
[   78.214059][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.214190][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.214288][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.214425][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.214552][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.214710][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.214871][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.214997][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.215130][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.215308][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.215451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.215579][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.215737][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.215864][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.215993][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.216123][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.216256][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.216412][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.216540][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.216669][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.216796][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.216921][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.217050][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.217179][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.217306][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.217453][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.217584][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.217712][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.217841][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.217967][   T12]  kthread (kernel/kthread.c:436)
[   78.218063][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.218224][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.218357][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.218497][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.218655][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.218780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.218906][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.220179][   T12] ---[ end trace 0000000000000000 ]---
| [   78.221648][   T12] ------------[ cut here ]------------
| [   78.221800][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.222351][   T12] Tainted: [W]=WARN
[   78.222455][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.222630][   T12] Workqueue: netns cleanup_net
[   78.222761][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.222927][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.223396][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.223566][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d962e40 RCX: 1ff4000000018eaf
[   78.223758][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d962ef8
[   78.223946][   T12] RBP: ff11000004f41000 R08: 1fe2200001b2c5e0 R09: ff11000001b0d1d0
[   78.224142][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.224336][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000026ec000
[   78.224541][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.224762][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.224920][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.225117][   T12] PKRU: 55555554
[   78.225212][   T12] Call Trace:
[   78.225307][   T12]  <TASK>
[   78.225377][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.225513][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.225641][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.225738][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.225869][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.225996][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.226161][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.226329][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.226471][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.226600][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.226759][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.226904][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.227033][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.227199][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.227330][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.227514][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.227645][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.227776][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.227906][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.228034][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.228169][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.228298][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.228440][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.228569][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.228698][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.228828][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.228961][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.229093][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.229224][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.229363][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.229498][   T12]  kthread (kernel/kthread.c:436)
[   78.229595][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.229754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.229908][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.230037][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.230214][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.230343][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.230494][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.232323][   T12] ---[ end trace 0000000000000000 ]---
| [   78.233855][   T12] ------------[ cut here ]------------
| [   78.234083][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.234655][   T12] Tainted: [W]=WARN
[   78.234751][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.234911][   T12] Workqueue: netns cleanup_net
[   78.235048][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.235218][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.235767][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.235927][   T12] RAX: 00000000ffffffa6 RBX: ff1100000db8d1c0 RCX: 1ff4000000018eaf
[   78.236125][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000db8d278
[   78.236408][   T12] RBP: ff110000026ec000 R08: 1fe2200001b71a50 R09: ff11000001b0d1d0
[   78.236598][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.236789][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd59000
[   78.236998][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.237248][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.237427][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.237619][   T12] PKRU: 55555554
[   78.237715][   T12] Call Trace:
[   78.237810][   T12]  <TASK>
[   78.237876][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.238006][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.238150][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.238248][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.238394][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.238527][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.238689][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.238849][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.238978][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.239114][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.239272][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.239410][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.239545][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.239710][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.239841][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.239971][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.240107][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.240236][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.240412][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.240540][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.240669][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.240802][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.240928][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.241059][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.241191][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.241321][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.241462][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.241592][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.241723][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.241854][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.241982][   T12]  kthread (kernel/kthread.c:436)
[   78.242086][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.242245][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.242378][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.242510][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.242671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.242982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.243142][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.244411][   T12] ---[ end trace 0000000000000000 ]---
| [   78.245194][   T12] ------------[ cut here ]------------
| [   78.245319][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.245907][   T12] Tainted: [W]=WARN
[   78.246004][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.246169][   T12] Workqueue: netns cleanup_net
[   78.246324][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.246510][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.246992][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.247175][   T12] RAX: 00000000ffffffa6 RBX: ff11000002655e00 RCX: 1ff4000000018eaf
[   78.247660][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002655eb8
[   78.247857][   T12] RBP: ff1100000cd59000 R08: 1fe22000004cabd8 R09: ff11000001b0d1d0
[   78.248048][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.248245][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f91000
[   78.248526][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.248748][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.248987][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.249182][   T12] PKRU: 55555554
[   78.249277][   T12] Call Trace:
[   78.249378][   T12]  <TASK>
[   78.249466][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.249602][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.249742][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.249838][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.250062][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.250203][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.250391][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.250638][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.250764][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.250893][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.251050][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.251490][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.251622][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.251799][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.251934][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.252713][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.252868][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.252996][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.253126][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.253332][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.253470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.253631][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.253756][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.253963][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.254104][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.254232][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.254366][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.254498][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.254630][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.254840][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.255046][   T12]  kthread (kernel/kthread.c:436)
[   78.255226][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.255387][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.255519][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.255645][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.255885][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.256011][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.256141][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.257610][   T12] ---[ end trace 0000000000000000 ]---
| [   78.258670][   T12] ------------[ cut here ]------------
| [   78.258872][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.259507][   T12] Tainted: [W]=WARN
[   78.259604][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.259844][   T12] Workqueue: netns cleanup_net
[   78.259989][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.260158][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.260703][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.260863][   T12] RAX: 00000000ffffffa6 RBX: ff11000009631000 RCX: 1ff4000000018eaf
[   78.261050][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096310b8
[   78.261241][   T12] RBP: ff11000009f91000 R08: 1fe22000012c6218 R09: ff11000001b0d1d0
[   78.261443][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.261633][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d9e4000
[   78.261821][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.262039][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.262201][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.262393][   T12] PKRU: 55555554
[   78.262494][   T12] Call Trace:
[   78.262588][   T12]  <TASK>
[   78.262653][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.262778][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.262904][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.263000][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.263131][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.263257][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.263425][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.263584][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.263708][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.263834][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.263990][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.264119][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.264246][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.264442][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.264570][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.264697][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.264823][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.264952][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.265084][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.265209][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.265337][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.265481][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.265611][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.265738][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.265864][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.265990][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.266138][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.266264][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.266408][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.266538][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.266677][   T12]  kthread (kernel/kthread.c:436)
[   78.266771][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.266932][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.267059][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.267187][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.267438][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.267566][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.267691][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.269227][   T12] ---[ end trace 0000000000000000 ]---
| [   78.270205][   T12] ------------[ cut here ]------------
| [   78.270328][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.271825][   T12] Tainted: [W]=WARN
[   78.271919][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.272081][   T12] Workqueue: netns cleanup_net
[   78.272214][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.272382][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.272892][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.273051][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b6bda80 RCX: 1ff4000000018eaf
[   78.273240][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6bdb38
[   78.273481][   T12] RBP: ff1100000d9e4000 R08: 1fe22000016d7b68 R09: ff11000001b0d1d0
[   78.273729][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   78.273919][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b44000
[   78.274113][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.274329][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.274581][   T12] CR2: 00007f60402d6430 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.274770][   T12] PKRU: 55555554
[   78.274864][   T12] Call Trace:
[   78.274957][   T12]  <TASK>
[   78.275021][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.275151][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.275279][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.275379][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.275633][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.275759][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.275917][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.276075][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.276205][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.276332][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.276625][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.276752][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.276878][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.277050][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.277182][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.277311][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.277571][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.277700][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.277828][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.277952][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.278087][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.278212][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.278337][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.278521][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.278646][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.278772][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.278901][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.279028][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.279159][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.279290][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.279558][   T12]  kthread (kernel/kthread.c:436)
[   78.279661][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.279817][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.279942][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.280088][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.280245][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.280507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.280633][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.281972][   T12] ---[ end trace 0000000000000000 ]---
| [   78.283671][   T12] ------------[ cut here ]------------
| [   78.283820][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.284374][   T12] Tainted: [W]=WARN
[   78.284483][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.284643][   T12] Workqueue: netns cleanup_net
[   78.284775][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.284945][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.285428][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.285591][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a4b78c0 RCX: 1ff4000000018eaf
[   78.285778][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a4b7978
[   78.285965][   T12] RBP: ff11000008b44000 R08: 1fe2200001496f30 R09: ff11000001b0d1d0
[   78.286170][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   78.286362][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   78.286562][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.286782][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.286938][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.287132][   T12] PKRU: 55555554
[   78.287225][   T12] Call Trace:
[   78.287319][   T12]  <TASK>
[   78.287390][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.287524][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.287657][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.287754][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.287879][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.288007][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.288171][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.288327][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.288516][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.288643][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.288798][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.288923][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.289048][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.289210][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.289338][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.289481][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.289609][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.289736][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.289863][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.289989][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.290121][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.290275][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.290413][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.290540][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.290668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.290796][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.290924][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.291050][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.291189][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.291317][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.291455][   T12]  kthread (kernel/kthread.c:436)
[   78.291552][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.291707][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.291833][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.291961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.292121][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.292246][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.292379][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.293608][   T12] ---[ end trace 0000000000000000 ]---
| [   78.294648][   T12] ------------[ cut here ]------------
| [   78.294771][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.295286][   T12] Tainted: [W]=WARN
[   78.295387][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.295618][   T12] Workqueue: netns cleanup_net
[   78.295745][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.295901][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.296360][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.296543][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d961700 RCX: 1ff4000000018ed5
[   78.296728][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d9617b8
[   78.296907][   T12] RBP: ff11000008209000 R08: 1fe2200001b2c2f8 R09: ff11000001b0d1d0
[   78.297089][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.297269][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.297465][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.297678][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.297834][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.298013][   T12] PKRU: 55555554
[   78.298108][   T12] Call Trace:
[   78.298200][   T12]  <TASK>
[   78.298262][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.298426][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.298578][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.298699][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.298821][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.298974][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.299107][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.299234][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.299361][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.299492][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.299612][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.299735][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.299883][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.300003][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.300132][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.300251][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.300384][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.300514][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.300636][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.300760][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.300885][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.301012][   T12]  kthread (kernel/kthread.c:436)
[   78.301108][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.301258][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.301417][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.301541][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.301692][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.301812][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.301934][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.303103][   T12] ---[ end trace 0000000000000000 ]---
| [   78.304323][   T12] ------------[ cut here ]------------
| [   78.304937][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.305505][   T12] Tainted: [W]=WARN
[   78.305598][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.305748][   T12] Workqueue: netns cleanup_net
[   78.305872][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.306028][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.306514][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.306665][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d960e40 RCX: 1ff4000000018ed5
[   78.306844][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d960ef8
[   78.307024][   T12] RBP: ff11000004f41000 R08: 1fe2200001b2c1e0 R09: ff11000001b0d1d0
[   78.307284][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.307517][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.307703][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.307912][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.308070][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.308254][   T12] PKRU: 55555554
[   78.308344][   T12] Call Trace:
[   78.308485][   T12]  <TASK>
[   78.308550][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.308704][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.308857][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.308997][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.309121][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.309274][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.309446][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.309568][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.309702][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.309824][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.309945][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.310070][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.310198][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.310333][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.310509][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.310630][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.310753][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.310878][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.311000][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.311125][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.311249][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.311374][   T12]  kthread (kernel/kthread.c:436)
[   78.311512][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.311665][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.311785][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.311908][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.312064][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.312190][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.312310][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.313571][   T12] ---[ end trace 0000000000000000 ]---
| [   78.315434][   T12] ------------[ cut here ]------------
| [   78.315582][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   78.316099][   T12] Tainted: [W]=WARN
[   78.316190][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.316350][   T12] Workqueue: netns cleanup_net
[   78.316487][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.316646][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.317082][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.317238][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d9618c0 RCX: 1ff4000000018ed5
[   78.317429][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d961978
[   78.317629][   T12] RBP: ff110000026ec000 R08: 1fe2200001b2c330 R09: ff11000001b0d1d0
[   78.317811][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   78.317993][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.318179][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   78.318412][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.318565][   T12] CR2: 0000555e92a1b2b8 CR3: 000000000cb32004 CR4: 0000000000771ef0
[   78.318748][   T12] PKRU: 55555554
[   78.318839][   T12] Call Trace:
[   78.318931][   T12]  <TASK>
[   78.318994][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.319152][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.319305][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.319480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.319603][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.319762][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.319886][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.320009][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.320165][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.320294][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.320428][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.320553][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.320675][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.320799][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.320945][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.321071][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.321199][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.321324][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.321461][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.321588][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.321716][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.321837][   T12]  kthread (kernel/kthread.c:436)
[   78.321929][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.322085][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.322231][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.322371][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.322531][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.322655][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.322777][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.325054][   T12] ns3eth1 (unregistering): left promiscuous mode
| [   78.325309][   T12] ------------[ cut here ]------------
| [   78.325447][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   78.325982][   T12] Tainted: [W]=WARN
[   78.326076][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.326233][   T12] Workqueue: netns cleanup_net
[   78.326366][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.327478][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.327940][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.328095][   T12] RAX: 00000000ffffffa6 RBX: ff110000049ab380 RCX: 1ff4000000018ed5
[   78.328278][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049ab438
[   78.328473][   T12] RBP: ff1100000cd59000 R08: 1fe2200000935688 R09: ff11000001b0d1d0
[   78.328654][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   78.328835][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.329017][   T12] FS:  0000000000000000(0000) GS:ff1100007dab0000(0000) knlGS:0000000000000000
[   78.329237][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.329392][   T12] CR2: 0000555e92a1b2b8 CR3: 000000000cb32004 CR4: 0000000000771ef0
[   78.329584][   T12] PKRU: 55555554
[   78.329675][   T12] Call Trace:
[   78.329765][   T12]  <TASK>
[   78.329828][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.329983][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.330139][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.330260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.330387][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.330550][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.330672][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.330793][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.330916][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.331039][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.331165][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.331288][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.331419][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.331540][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.331662][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.331782][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.331904][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.332028][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.332166][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.332290][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.332428][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.332584][   T12]  kthread (kernel/kthread.c:436)
[   78.332679][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.332830][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.332952][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.333082][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.333234][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.333361][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.333501][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.334677][   T12] ---[ end trace 0000000000000000 ]---
| [   78.342735][   T12] ------------[ cut here ]------------
| [   78.342904][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.343464][   T12] Tainted: [W]=WARN
[   78.343557][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.343714][   T12] Workqueue: netns cleanup_net
[   78.343842][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.344001][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.344532][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.344691][   T12] RAX: 00000000ffffffa6 RBX: ff110000049aa580 RCX: 1ff4000000018ed5
[   78.344872][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049aa638
[   78.345099][   T12] RBP: ff11000009f91000 R08: 1fe22000009354c8 R09: ff11000001b0d1d0
[   78.345278][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.345467][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.345650][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.345864][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.346016][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.346213][   T12] PKRU: 55555554
[   78.346304][   T12] Call Trace:
[   78.346405][   T12]  <TASK>
[   78.346469][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.346626][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.346778][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.346899][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.347017][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.347176][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.347321][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.347455][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.347586][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.347708][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.347828][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.347951][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.348076][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.348212][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.348335][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.348479][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.348608][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.348733][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.348853][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.348978][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.349107][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.349230][   T12]  kthread (kernel/kthread.c:436)
[   78.349321][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.349484][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.349608][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.349743][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.349897][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.350019][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.350145][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.352520][   T12] ns2eth1 (unregistering): left promiscuous mode
| [   78.352782][   T12] ------------[ cut here ]------------
| [   78.352930][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.353538][   T12] Tainted: [W]=WARN
[   78.353630][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.353781][   T12] Workqueue: netns cleanup_net
[   78.353908][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.354067][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.354530][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.354682][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4751c0 RCX: 1ff4000000018ed5
[   78.354868][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c475278
[   78.355049][   T12] RBP: ff1100000d9e4000 R08: 1fe220000188ea50 R09: ff11000001b0d1d0
[   78.355235][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.355427][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.355611][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.355826][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.355978][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.356164][   T12] PKRU: 55555554
[   78.356254][   T12] Call Trace:
[   78.356360][   T12]  <TASK>
[   78.356430][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.356587][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.356737][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.356860][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.356980][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.357140][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.357261][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.357388][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.357543][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.357665][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.357785][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.357908][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.358029][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.358150][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.358271][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.358404][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.358529][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.358656][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.358778][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.358918][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.359042][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.359168][   T12]  kthread (kernel/kthread.c:436)
[   78.359259][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.359423][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.359545][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.359665][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.359820][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.359941][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.360063][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.361295][   T12] ---[ end trace 0000000000000000 ]---
| [   78.362834][   T12] ------------[ cut here ]------------
| [   78.362963][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.363910][   T12] Tainted: [W]=WARN
[   78.364010][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.364167][   T12] Workqueue: netns cleanup_net
[   78.364293][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.364505][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.364935][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.365090][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4743c0 RCX: 1ff4000000018ed5
[   78.365285][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c474478
[   78.365529][   T12] RBP: ff11000008b44000 R08: 1fe220000188e890 R09: ff11000001b0d1d0
[   78.365756][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.365937][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.366132][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.366344][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.366561][   T12] CR2: 00005615d91165c0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.366740][   T12] PKRU: 55555554
[   78.366831][   T12] Call Trace:
[   78.366921][   T12]  <TASK>
[   78.366984][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.367144][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.367300][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.367473][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.367594][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.367748][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.367869][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.367990][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.368119][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.368240][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.368366][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.368537][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.368674][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.368794][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.368916][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.369037][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.369164][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.369291][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.369465][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.369615][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.369739][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.369859][   T12]  kthread (kernel/kthread.c:436)
[   78.369950][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.370104][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.370228][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.370354][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.370553][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.370675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.370796][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.372005][   T12] ---[ end trace 0000000000000000 ]---
| [   78.418167][   T12] ------------[ cut here ]------------
| [   78.418327][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.418855][   T12] Tainted: [W]=WARN
[   78.418945][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.419102][   T12] Workqueue: netns cleanup_net
[   78.419230][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.419390][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.419925][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   78.420100][   T12] RAX: 00000000ffffffa6 RBX: ff11000009122ac0 RCX: 1ff4000000018eed
[   78.420282][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009122b78
[   78.420537][   T12] RBP: ff1100000dd54000 R08: 1fe2200001224570 R09: ff11000001b0d1d0
[   78.420735][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   78.420916][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.421103][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.421312][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.421484][   T12] CR2: 00007fd145acdac0 CR3: 0000000018d49001 CR4: 0000000000771ef0
[   78.421667][   T12] PKRU: 55555554
[   78.421758][   T12] Call Trace:
[   78.421847][   T12]  <TASK>
[   78.421908][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.422085][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.422236][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   78.422363][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   78.422492][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.422616][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   78.422736][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.422856][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   78.422975][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.423099][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.423219][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.423338][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.423467][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.423588][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.423717][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.423836][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.423957][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.424084][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.424206][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.424331][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.424462][   T12]  kthread (kernel/kthread.c:436)
[   78.424552][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.424700][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.424822][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.424940][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.425091][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.425209][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.425336][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.426485][   T12] ---[ end trace 0000000000000000 ]---
| [   78.436895][   T12] ------------[ cut here ]------------
| [   78.437121][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.437796][   T12] Tainted: [W]=WARN
[   78.437940][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.438160][   T12] Workqueue: netns cleanup_net
[   78.438354][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.438585][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.439105][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   78.439319][   T12] RAX: 00000000ffffffa6 RBX: ff11000009123c40 RCX: 1ff4000000018eb6
[   78.439586][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009123cf8
[   78.439826][   T12] RBP: ff110000081a4000 R08: 1fe22000012247a0 R09: ff11000001b0d1d0
[   78.440066][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.440312][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   78.440578][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.440852][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.441062][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.441315][   T12] PKRU: 55555554
[   78.441479][   T12] Call Trace:
[   78.441629][   T12]  <TASK>
[   78.441743][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.441951][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.442146][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.442366][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.442560][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.442773][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   78.442957][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.443152][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.443333][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.443569][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   78.443752][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.443931][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.444115][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.444299][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.444502][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.444679][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.444859][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.445041][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.445231][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.445432][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.445613][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.445806][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.445999][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.446191][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.446382][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.446580][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.446761][   T12]  kthread (kernel/kthread.c:436)
[   78.446912][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.447136][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.447322][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.447553][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.447765][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.447944][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.448134][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.450176][   T12] ns2eth2: left promiscuous mode
| [   78.450453][   T12] ------------[ cut here ]------------
| [   78.450633][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.451322][   T12] Tainted: [W]=WARN
[   78.451498][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.451717][   T12] Workqueue: netns cleanup_net
[   78.451910][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.452146][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.452700][   T12] RSP: 0018:ffa00000000c7740 EFLAGS: 00010286
[   78.452919][   T12] RAX: 00000000ffffffa6 RBX: ff11000009122740 RCX: 1ff4000000018eae
[   78.453183][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091227f8
[   78.453453][   T12] RBP: ff1100000cac1000 R08: 1fe2200001224500 R09: ff11000001b0d1d0
[   78.453705][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   78.453956][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058a0150
[   78.454220][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.454543][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.454764][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.455015][   T12] PKRU: 55555554
[   78.455177][   T12] Call Trace:
[   78.455327][   T12]  <TASK>
[   78.455467][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.455655][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.455809][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   78.455994][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   78.456195][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   78.456387][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   78.456602][   T12]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   78.456819][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   78.457009][   T12]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   78.457209][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   78.457441][   T12]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   78.457628][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   78.457816][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   78.458006][   T12]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   78.458206][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   78.458412][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.458565][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.458751][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.458937][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.459134][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.459327][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.459535][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.459725][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.459911][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.460102][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.460324][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.460531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.460717][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.460909][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.461097][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.461290][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.461503][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.461689][   T12]  kthread (kernel/kthread.c:436)
[   78.461840][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.462058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.462256][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.462465][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.462684][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.462869][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.463054][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.467732][   T12] ---[ end trace 0000000000000000 ]---
| [   78.468062][   T12] ------------[ cut here ]------------
| [   78.468245][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.468932][   T12] Tainted: [W]=WARN
[   78.469082][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.469305][   T12] Workqueue: netns cleanup_net
[   78.469515][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.469737][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.470272][   T12] RSP: 0018:ffa00000000c7760 EFLAGS: 00010286
[   78.470511][   T12] RAX: 00000000ffffffa6 RBX: ff11000009122c80 RCX: 1ff4000000018eb2
[   78.470758][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009122d38
[   78.471008][   T12] RBP: ff1100000cac1000 R08: 1fe22000012245a8 R09: ff11000001b0d1d0
[   78.471268][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.471538][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   78.471785][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.472069][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.472294][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.472594][   T12] PKRU: 55555554
[   78.472741][   T12] Call Trace:
[   78.472918][   T12]  <TASK>
[   78.473036][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.473233][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.473443][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.473650][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   78.473838][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   78.474161][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.474356][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   78.474555][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   78.474769][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.475042][   T12]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   78.475239][   T12]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   78.475569][   T12]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   78.475758][   T12]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   78.475909][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   78.476103][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.476307][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.476516][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.476723][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.476906][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.477098][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.477287][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.477523][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.477725][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.477940][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.478135][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.478431][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.478612][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.478831][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.479031][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.479314][   T12]  kthread (kernel/kthread.c:436)
[   78.479483][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.479707][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.479892][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.480080][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.480428][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.480618][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.480802][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.482913][   T12] ---[ end trace 0000000000000000 ]---
| [   78.483432][   T12] ------------[ cut here ]------------
| [   78.483606][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.484260][   T12] Tainted: [W]=WARN
[   78.485054][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.485436][   T12] Workqueue: netns cleanup_net
[   78.485677][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.485945][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.486533][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.486794][   T12] RAX: 00000000ffffffa6 RBX: ff11000009123a80 RCX: 1ff4000000018eaf
[   78.487093][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009123b38
[   78.487460][   T12] RBP: ff110000089d1000 R08: 1fe2200001224768 R09: ff11000001b0d1d0
[   78.487750][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.488042][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081a4000
[   78.488353][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.488690][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.488951][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.489252][   T12] PKRU: 55555554
[   78.489472][   T12] Call Trace:
[   78.489670][   T12]  <TASK>
[   78.489832][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.490150][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.490355][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.490595][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.490826][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.491176][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.491459][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.491691][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.491944][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.492475][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.492674][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.492854][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.493164][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.493343][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.493547][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.493726][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.493906][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.494091][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.494275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.494483][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.494664][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.494856][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.495035][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.495228][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.495434][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.495618][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.495813][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.495995][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.496277][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.496478][   T12]  kthread (kernel/kthread.c:436)
[   78.496624][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.496833][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.497013][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.497201][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.497433][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.497615][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.497794][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.499419][   T12] ---[ end trace 0000000000000000 ]---
| [   78.501084][   T12] ------------[ cut here ]------------
| [   78.501263][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.502182][   T12] Tainted: [W]=WARN
[   78.502388][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.502665][   T12] Workqueue: netns cleanup_net
[   78.502910][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.503224][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.503814][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.504084][   T12] RAX: 00000000ffffffa6 RBX: ff110000092e5000 RCX: 1ff4000000018eaf
[   78.504394][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e50b8
[   78.504745][   T12] RBP: ff110000081a4000 R08: 1fe220000125ca18 R09: ff11000001b0d1d0
[   78.505044][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.505358][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cac1000
[   78.505666][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.505989][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.506263][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.506592][   T12] PKRU: 55555554
[   78.506789][   T12] Call Trace:
[   78.506984][   T12]  <TASK>
[   78.507159][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.507457][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.507688][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.507884][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.508125][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.508368][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.508642][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.508903][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.509142][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.509382][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.509709][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.509935][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.510190][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.510472][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.510707][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.510936][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.511169][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.511424][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.511653][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.511883][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.512124][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.512362][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.512604][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.512832][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.513059][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.513298][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.513565][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.513792][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.514021][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.514261][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.514508][   T12]  kthread (kernel/kthread.c:436)
[   78.514703][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.514961][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.515201][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.515450][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.515712][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.515942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.516176][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.518041][   T12] ---[ end trace 0000000000000000 ]---
| [   78.526609][   T12] ------------[ cut here ]------------
| [   78.526788][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.528118][   T12] Tainted: [W]=WARN
[   78.528314][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.528593][   T12] Workqueue: netns cleanup_net
[   78.528842][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.529123][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.529698][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.529956][   T12] RAX: 00000000ffffffa6 RBX: ff11000004f8e3c0 RCX: 1ff4000000018eaf
[   78.530251][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8e478
[   78.530554][   T12] RBP: ff1100000cac1000 R08: 1fe22000009f1c90 R09: ff11000001b0d1d0
[   78.530842][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.531142][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fe1000
[   78.531454][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.531775][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.532034][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.532335][   T12] PKRU: 55555554
[   78.532548][   T12] Call Trace:
[   78.532740][   T12]  <TASK>
[   78.532902][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.533139][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.533375][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.533600][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.533848][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.534075][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.534343][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.534781][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.535018][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.535203][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.535433][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.535611][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.535792][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.536021][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.536214][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.536413][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.536590][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.536768][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.536947][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.537133][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.537314][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.537511][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.537685][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.537864][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.538043][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.538230][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.538431][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.538611][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.538794][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.538976][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.539167][   T12]  kthread (kernel/kthread.c:436)
[   78.539315][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.539542][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.539720][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.539896][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.540113][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.540290][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.540488][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.542094][   T12] ---[ end trace 0000000000000000 ]---
| [   78.543062][   T12] ------------[ cut here ]------------
| [   78.543251][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.544325][   T12] Tainted: [W]=WARN
[   78.544494][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.544701][   T12] Workqueue: netns cleanup_net
[   78.544882][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.545098][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.545627][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.545836][   T12] RAX: 00000000ffffffa6 RBX: ff11000004f8f8c0 RCX: 1ff4000000018eaf
[   78.546075][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f8f978
[   78.546326][   T12] RBP: ff11000009fe1000 R08: 1fe22000009f1f30 R09: ff11000001b0d1d0
[   78.546586][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.546824][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dd34000
[   78.547066][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.547358][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.547582][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.547821][   T12] PKRU: 55555554
[   78.547964][   T12] Call Trace:
[   78.548114][   T12]  <TASK>
[   78.548229][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.548431][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.548609][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.548757][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.548936][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.549119][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.549332][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.549566][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.549744][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.549923][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.550143][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.550362][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.550550][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.550789][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.550968][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.551162][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.551338][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.551537][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.551717][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.551893][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.552072][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.552263][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.552464][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.552643][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.552820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.552998][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.553193][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.553378][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.553573][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.553754][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.553933][   T12]  kthread (kernel/kthread.c:436)
[   78.554080][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.554296][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.554498][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.554675][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.554883][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.555061][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.555249][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.556852][   T12] ---[ end trace 0000000000000000 ]---
| [   78.558285][   T12] ------------[ cut here ]------------
| [   78.558761][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.559592][   T12] Tainted: [W]=WARN
[   78.559797][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.560166][   T12] Workqueue: netns cleanup_net
[   78.560462][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.560745][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.561437][   T12] RSP: 0018:ffa00000000c74d0 EFLAGS: 00010286
[   78.561712][   T12] RAX: 00000000ffffffa6 RBX: ff11000002846740 RCX: 1ff4000000018e60
[   78.562017][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028467f8
[   78.562330][   T12] RBP: ff11000009fd9000 R08: 1fe2200000508d00 R09: ff11000001b0d1d0
[   78.562658][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.562961][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   78.563284][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.563646][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.563918][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.564233][   T12] PKRU: 55555554
[   78.564458][   T12] Call Trace:
[   78.564663][   T12]  <TASK>
[   78.564835][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.565082][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.565330][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.565560][   T12]  netif_state_change (net/core/dev.c:1605)
[   78.565800][   T12]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   78.566043][   T12]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.566322][   T12]  ? netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   78.566585][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.566825][   T12]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   78.567066][   T12]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   78.567317][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.567574][   T12]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   78.567819][   T12]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   78.568105][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   78.568355][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   78.568613][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   78.568868][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.569059][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   78.569255][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.569495][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.569715][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.569937][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.570128][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.570314][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.570552][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.570769][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.570954][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.571187][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.571382][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.571585][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.571776][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.571964][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.572196][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.572390][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.572594][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.572779][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.572964][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.573170][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.573362][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.573560][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.573755][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.573941][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.574142][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.574332][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.574546][   T12]  kthread (kernel/kthread.c:436)
[   78.574730][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.574950][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.575146][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.575370][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.575606][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.575794][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.575979][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.577737][   T12] ---[ end trace 0000000000000000 ]---
| [   78.578091][   T12] ------------[ cut here ]------------
| [   78.578236][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   78.578867][   T12] Tainted: [W]=WARN
[   78.578965][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.579137][   T12] Workqueue: netns cleanup_net
[   78.579275][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.579675][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.580133][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.580292][   T12] RAX: 00000000ffffffa6 RBX: ff110000028471c0 RCX: 1ff4000000018eaf
[   78.580546][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002847278
[   78.580736][   T12] RBP: ff1100000dd34000 R08: 1fe2200000508e50 R09: ff11000001b0d1d0
[   78.580924][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   78.581119][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   78.581312][   T12] FS:  0000000000000000(0000) GS:ff1100007db30000(0000) knlGS:0000000000000000
[   78.581602][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.581826][   T12] CR2: 00007fd145cc0680 CR3: 0000000018d49002 CR4: 0000000000771ef0
[   78.582015][   T12] PKRU: 55555554
[   78.582115][   T12] Call Trace:
[   78.582209][   T12]  <TASK>
[   78.582278][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.582481][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.582610][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.582707][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.582836][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.582963][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.583127][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.583286][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.583497][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.583625][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.583782][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.583910][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.584036][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.584201][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.584331][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.584533][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.584661][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.584790][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.584917][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.585041][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.585175][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.585304][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.585514][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.585642][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.585767][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.585894][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.586024][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.586154][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.586284][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.586493][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.586619][   T12]  kthread (kernel/kthread.c:436)
[   78.586714][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.586870][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.586996][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.587127][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.587285][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.587495][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.587623][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.588991][   T12] ---[ end trace 0000000000000000 ]---
| [   78.597780][   T12] ------------[ cut here ]------------
| [   78.597970][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.598619][   T12] Tainted: [W]=WARN
[   78.598760][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.598959][   T12] Workqueue: netns cleanup_net
[   78.599148][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.599362][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.599913][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.600160][   T12] RAX: 00000000ffffffa6 RBX: ff110000049d2740 RCX: 1ff4000000018ed5
[   78.600394][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d27f8
[   78.600641][   T12] RBP: ff110000089d1000 R08: 1fe220000093a500 R09: ff11000001b0d1d0
[   78.600872][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.601108][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.601340][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.601623][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.601826][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.602070][   T12] PKRU: 55555554
[   78.602220][   T12] Call Trace:
[   78.602368][   T12]  <TASK>
[   78.602490][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.602694][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.602892][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.603063][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.603242][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.603471][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.603643][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.603813][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.603986][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.604169][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.604338][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.604535][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.604712][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.604881][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.605055][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.605234][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.605427][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.605603][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.605773][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.605948][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.606131][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.606302][   T12]  kthread (kernel/kthread.c:436)
[   78.606468][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.606668][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.606839][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.607011][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.607224][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.607416][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.607586][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.609142][   T12] ---[ end trace 0000000000000000 ]---
| [   78.610744][   T12] ------------[ cut here ]------------
| [   78.610908][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.611557][   T12] Tainted: [W]=WARN
[   78.611696][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.611894][   T12] Workqueue: netns cleanup_net
[   78.612069][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.612285][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.612788][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.612991][   T12] RAX: 00000000ffffffa6 RBX: ff110000049d3c40 RCX: 1ff4000000018ed5
[   78.613235][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049d3cf8
[   78.613490][   T12] RBP: ff110000081a4000 R08: 1fe220000093a7a0 R09: ff11000001b0d1d0
[   78.613725][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.613953][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.614197][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.614481][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.614685][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.614918][   T12] PKRU: 55555554
[   78.615058][   T12] Call Trace:
[   78.615206][   T12]  <TASK>
[   78.615340][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.615568][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.615770][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.615943][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.616124][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.616331][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.616528][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.616700][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.616874][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.617059][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.617241][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.617442][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.617615][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.617784][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.617963][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.618144][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.618317][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.618516][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.618723][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.618916][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.619113][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.619309][   T12]  kthread (kernel/kthread.c:436)
[   78.619474][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.619675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.619848][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.620024][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.620253][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.620447][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.620619][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.622188][   T12] ---[ end trace 0000000000000000 ]---
| [   78.632566][   T12] ------------[ cut here ]------------
| [   78.632743][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.633381][   T12] Tainted: [W]=WARN
[   78.633533][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.633733][   T12] Workqueue: netns cleanup_net
[   78.633909][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.634123][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.634622][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.634824][   T12] RAX: 00000000ffffffa6 RBX: ff11000009630ac0 RCX: 1ff4000000018ed5
[   78.635052][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009630b78
[   78.635305][   T12] RBP: ff1100000cac1000 R08: 1fe22000012c6170 R09: ff11000001b0d1d0
[   78.635559][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.635787][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.636019][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.636293][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.636515][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.636749][   T12] PKRU: 55555554
[   78.636887][   T12] Call Trace:
[   78.637026][   T12]  <TASK>
[   78.637146][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.637359][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.637573][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.637743][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.637913][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.638126][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.638300][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.638491][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.638664][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.638840][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.639009][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.639192][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.639371][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.639552][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.639724][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.639894][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.640068][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.640253][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.640444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.640618][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.640793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.640963][   T12]  kthread (kernel/kthread.c:436)
[   78.641107][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.641311][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.641504][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.641676][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.641876][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.642049][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.642228][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.644989][   T12] ns3eth2 (unregistering): left promiscuous mode
| [   78.645670][   T12] ------------[ cut here ]------------
| [   78.645845][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.646535][   T12] Tainted: [W]=WARN
[   78.646682][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.646894][   T12] Workqueue: netns cleanup_net
[   78.647081][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.647309][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.647846][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   78.648060][   T12] RAX: 00000000ffffffa6 RBX: ff11000009631700 RCX: 1ff4000000018e68
[   78.648312][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096317b8
[   78.648579][   T12] RBP: ff11000009fd9000 R08: 1fe22000012c62f8 R09: ff11000001b0d1d0
[   78.648825][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.649070][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a8
[   78.649327][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.649690][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.649968][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.650281][   T12] PKRU: 55555554
[   78.650498][   T12] Call Trace:
[   78.650698][   T12]  <TASK>
[   78.650866][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.651115][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.651323][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.651585][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.651821][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.652098][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.652382][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.652630][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.652895][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.653142][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.653387][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.653721][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.653955][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.654230][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.654511][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   78.654762][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   78.655001][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.655250][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   78.655542][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.655809][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.656042][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.656283][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.656575][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.656885][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.657176][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.657498][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.657784][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.658058][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.658248][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.658454][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.658638][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.658820][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.659001][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.659197][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.659389][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.659583][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.659768][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.659954][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.660151][   T12]  kthread (kernel/kthread.c:436)
[   78.660301][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.660537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.660720][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.660902][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.661122][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.661306][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.661512][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.663137][   T12] ---[ end trace 0000000000000000 ]---
| [   78.664200][   T12] ------------[ cut here ]------------
| [   78.664382][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.665855][   T12] Tainted: [W]=WARN
[   78.666007][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.666236][   T12] Workqueue: netns cleanup_net
[   78.666448][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.666676][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.667216][   T12] RSP: 0018:ffa00000000c72d8 EFLAGS: 00010286
[   78.667454][   T12] RAX: 00000000ffffffa6 RBX: ff11000002654040 RCX: 1ff4000000018e21
[   78.667708][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026540f8
[   78.667959][   T12] RBP: ff11000007d59000 R08: 1fe22000004ca820 R09: ff11000001b0d1d0
[   78.668222][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.668496][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c7378
[   78.668753][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.669039][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.669269][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.669544][   T12] PKRU: 55555554
[   78.669694][   T12] Call Trace:
[   78.669844][   T12]  <TASK>
[   78.669962][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.670165][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.670325][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.670533][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.670719][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.670906][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   78.671101][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   78.671291][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   78.671502][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   78.671691][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.671879][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   78.672065][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.672260][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.672503][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.672723][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.672911][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.673140][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.673326][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.673533][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.673756][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   78.673941][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.674171][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.674369][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   78.674570][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   78.674758][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.674947][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   78.675180][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.675418][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.675602][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.675789][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.676010][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.676211][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.676420][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.676609][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.676797][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.676981][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.677182][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.677376][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.677574][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.677760][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.677943][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.678142][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.678332][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.678547][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.678736][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.678924][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.679115][   T12]  kthread (kernel/kthread.c:436)
[   78.679269][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.679508][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.679693][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.679879][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.680104][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.680292][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.680499][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.682191][   T12] ---[ end trace 0000000000000000 ]---
| [   78.685936][   T12] ------------[ cut here ]------------
| [   78.686136][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.686892][   T12] Tainted: [W]=WARN
[   78.687052][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.687274][   T12] Workqueue: netns cleanup_net
[   78.687883][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.688328][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.689154][   T12] RSP: 0018:ffa00000000c73a0 EFLAGS: 00010286
[   78.689447][   T12] RAX: 00000000ffffffa6 RBX: ff1100000cce7a80 RCX: 1ff4000000018e3a
[   78.689748][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cce7b38
[   78.690047][   T12] RBP: ff11000007d59000 R08: 1fe220000199cf68 R09: ff11000001b0d1d0
[   78.690400][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.690756][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.691077][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.691452][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.691715][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.692034][   T12] PKRU: 55555554
[   78.692258][   T12] Call Trace:
[   78.692475][   T12]  <TASK>
[   78.692641][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.692927][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.693201][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.693457][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.693688][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.693976][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   78.694224][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   78.694479][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   78.694711][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   78.694944][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.695187][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   78.695476][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.695743][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.695974][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.696215][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.696499][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.696760][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.696991][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   78.697232][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   78.697508][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.697745][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   78.698008][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.698278][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.698568][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.698798][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.699064][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.699316][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.699629][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.699863][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.700127][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.700377][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.700609][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.700789][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.700971][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.701164][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.701346][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.701564][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.701754][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.701932][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.702136][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.702363][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.702558][   T12]  kthread (kernel/kthread.c:436)
[   78.702704][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.702937][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.703126][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.703315][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.703543][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.703726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.703905][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.705559][   T12] ---[ end trace 0000000000000000 ]---
| [   78.714424][   T12] ------------[ cut here ]------------
| [   78.714616][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.715253][   T12] Tainted: [W]=WARN
[   78.715553][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.715754][   T12] Workqueue: netns cleanup_net
[   78.715933][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.716159][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.716700][   T12] RSP: 0018:ffa00000000c7640 EFLAGS: 00010286
[   78.716909][   T12] RAX: 00000000ffffffa6 RBX: ff1100000cce7540 RCX: 1ff4000000018e8e
[   78.717153][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cce75f8
[   78.717397][   T12] RBP: ff11000009fd9000 R08: 1fe220000199cec0 R09: ff11000001b0d1d0
[   78.717658][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.717892][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.718154][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.718443][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.718649][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.718882][   T12] PKRU: 55555554
[   78.719024][   T12] Call Trace:
[   78.719173][   T12]  <TASK>
[   78.719285][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.719531][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.719737][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.719928][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.720109][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.720317][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   78.720541][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   78.720718][   T12]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   78.720894][   T12]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   78.721108][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   78.721285][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   78.721510][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.721728][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.721901][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.722087][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.722302][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.722524][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.722731][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.722908][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.723091][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.723268][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.723467][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.723643][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.723819][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.723993][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.724179][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.724362][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.724564][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.724739][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.724917][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.725103][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.725281][   T12]  kthread (kernel/kthread.c:436)
[   78.725472][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.725675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.725849][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.726022][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.726273][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.726476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.726655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.728271][   T12] ---[ end trace 0000000000000000 ]---
| [   78.729296][   T12] ------------[ cut here ]------------
| [   78.729496][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.730161][   T12] Tainted: [W]=WARN
[   78.730300][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.730650][   T12] Workqueue: netns cleanup_net
[   78.730894][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.731120][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.731808][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.732061][   T12] RAX: 00000000ffffffa6 RBX: ff1100000cce6040 RCX: 1ff4000000018ed5
[   78.732362][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cce60f8
[   78.732656][   T12] RBP: ff11000009fe1000 R08: 1fe220000199cc20 R09: ff11000001b0d1d0
[   78.732879][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.733124][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.733364][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.733634][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.733833][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.734089][   T12] PKRU: 55555554
[   78.734233][   T12] Call Trace:
[   78.734380][   T12]  <TASK>
[   78.734505][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.734712][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.734910][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.735082][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.735258][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.735483][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.735664][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.735842][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.736016][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.736197][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.736373][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.736558][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.736751][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.736922][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.737134][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.737308][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.737502][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.737679][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.737848][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.738038][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.738222][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.738465][   T12]  kthread (kernel/kthread.c:436)
[   78.738609][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.738818][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.738987][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.739170][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.739377][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.739589][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.739768][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.741307][   T12] ---[ end trace 0000000000000000 ]---
| [   78.742689][   T12] ------------[ cut here ]------------
| [   78.742867][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.743630][   T12] Tainted: [W]=WARN
[   78.743825][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.744069][   T12] Workqueue: netns cleanup_net
[   78.744303][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.744580][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.745119][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.745374][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ff31c0 RCX: 1ff4000000018ed5
[   78.745667][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ff3278
[   78.745938][   T12] RBP: ff1100000dd34000 R08: 1fe22000011fe650 R09: ff11000001b0d1d0
[   78.746243][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.746562][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.746860][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.747207][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.747475][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.747750][   T12] PKRU: 55555554
[   78.747933][   T12] Call Trace:
[   78.748154][   T12]  <TASK>
[   78.748313][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.748585][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.748831][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.749062][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.749290][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   78.749618][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.749841][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.750099][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.750325][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.750570][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.750785][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.751001][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.751231][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.751472][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.751689][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.751904][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.752136][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.752391][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.752671][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.752891][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.753122][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.753338][   T12]  kthread (kernel/kthread.c:436)
[   78.753546][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.753852][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.754133][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.754433][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.754726][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.754989][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.755262][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.757044][   T12] ---[ end trace 0000000000000000 ]---
| [   78.798380][   T12] ------------[ cut here ]------------
| [   78.798608][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.799224][   T12] Tainted: [W]=WARN
[   78.799371][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.799620][   T12] Workqueue: netns cleanup_net
[   78.799816][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.800053][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.800575][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   78.800778][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c7d4c80 RCX: 1ff4000000018eed
[   78.801003][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7d4d38
[   78.801239][   T12] RBP: ff1100000c631000 R08: 1fe22000018fa9a8 R09: ff11000001b0d1d0
[   78.801503][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.801734][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.801960][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.802223][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.802472][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.802702][   T12] PKRU: 55555554
[   78.802854][   T12] Call Trace:
[   78.802991][   T12]  <TASK>
[   78.803106][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.803326][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.803547][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   78.803716][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   78.803888][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.804056][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   78.804240][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.804435][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   78.804607][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.804771][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.804941][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.805116][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.805290][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.805485][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.805654][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.805839][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.806011][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.806192][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.806414][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.806599][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.806769][   T12]  kthread (kernel/kthread.c:436)
[   78.806919][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.807125][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.807296][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.807484][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.807679][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.807847][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.808028][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.809580][   T12] ---[ end trace 0000000000000000 ]---
| [   78.825742][   T12] ------------[ cut here ]------------
| [   78.825973][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   78.826664][   T12] Tainted: [W]=WARN
[   78.826806][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.827009][   T12] Workqueue: netns cleanup_net
[   78.827214][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.827490][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.827986][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   78.828206][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c7d4e40 RCX: 1ff4000000018eaf
[   78.828480][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7d4ef8
[   78.828719][   T12] RBP: ff11000008851000 R08: 1fe22000018fa9e0 R09: ff11000001b0d1d0
[   78.828955][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   78.829236][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   78.829501][   T12] FS:  0000000000000000(0000) GS:ff1100007dbb0000(0000) knlGS:0000000000000000
[   78.829769][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.829975][   T12] CR2: 00007fe0b261d574 CR3: 0000000018d49004 CR4: 0000000000771ef0
[   78.830225][   T12] PKRU: 55555554
[   78.830374][   T12] Call Trace:
[   78.830540][   T12]  <TASK>
[   78.830653][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.830830][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.830978][   T12]  netif_close_many (net/core/dev.c:1804)
[   78.831163][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.831336][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.831531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.831712][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   78.831885][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   78.832093][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   78.832306][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.832500][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.832675][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   78.832851][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.833057][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.833240][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.833440][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.833618][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.833794][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.833969][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.834150][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.834329][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.834527][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.834699][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.834874][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.835049][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.835232][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.835432][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.835623][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.835800][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.835979][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.836196][   T12]  kthread (kernel/kthread.c:436)
[   78.836341][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.836592][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.836766][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.836939][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.837156][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.837330][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.837528][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.839093][   T12] ---[ end trace 0000000000000000 ]---
| [   78.845906][   T12] ------------[ cut here ]------------
| [   78.846063][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   78.846599][   T12] Tainted: [W]=WARN
[   78.846694][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.846851][   T12] Workqueue: netns cleanup_net
[   78.846981][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.847145][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.847587][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   78.847740][   T12] RAX: 00000000ffffffa6 RBX: ff11000002846e40 RCX: 1ff4000000018ed5
[   78.847918][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002846ef8
[   78.848115][   T12] RBP: ff11000008851000 R08: 1fe2200000508de0 R09: ff11000001b0d1d0
[   78.848294][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.848485][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.848695][   T12] FS:  0000000000000000(0000) GS:ff1100007dc30000(0000) knlGS:0000000000000000
[   78.848907][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.849059][   T12] CR2: 00007f7739850f98 CR3: 0000000018d49006 CR4: 0000000000771ef0
[   78.849248][   T12] PKRU: 55555554
[   78.849338][   T12] Call Trace:
[   78.849438][   T12]  <TASK>
[   78.849503][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   78.849670][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   78.849826][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.849948][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   78.850070][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   78.850195][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   78.850318][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   78.850457][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   78.850577][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.850701][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   78.850823][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   78.850945][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   78.851068][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.851193][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.851318][   T12]  process_one_work (kernel/workqueue.c:3314)
[   78.851453][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.851575][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.851714][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.851840][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.851962][   T12]  kthread (kernel/kthread.c:436)
[   78.852055][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.852225][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.852346][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.852724][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.852877][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.852999][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:hsr_netdev_notify:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
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: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:rtnetlink_event:notifier_call_chain:netif_set_mac_address:rtnl_newlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:hsr_netdev_notify
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:call_netdevice_notifiers:hsr_netdev_notify
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:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:vlan_device_event:notifier_call_chain