======================================
| 0
| xx__-> [    9.643207][  T192] ------------[ cut here ]------------
| [    9.643475][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.644160][  T192] Tainted: [W]=WARN
[    9.644306][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.644535][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.644815][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.645332][  T192] RSP: 0018:ffa0000000887ab0 EFLAGS: 00010286
[    9.645568][  T192] RAX: 00000000ffffffa6 RBX: ff1100000c33f000 RCX: 1ff4000000110f1c
[    9.645899][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33f0b8
[    9.646198][  T192] RBP: ff1100000d3e9000 R08: 1fe2200001867e18 R09: ff1100000d140b80
[    9.646443][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.646702][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d3e9000
[    9.646958][  T192] FS:  00007ff303b18840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[    9.647241][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.647455][  T192] CR2: 0000000000479648 CR3: 000000000297c004 CR4: 0000000000771ef0
[    9.647717][  T192] PKRU: 55555554
[    9.647877][  T192] Call Trace:
[    9.648024][  T192]  <TASK>
[    9.648138][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.648320][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.648513][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.648665][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.648858][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.649072][  T192]  register_netdev (net/core/dev.c:11552)
[    9.649253][  T192]  loopback_net_init (drivers/net/loopback.c:218)
[    9.649434][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.649604][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.649766][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.649946][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.650129][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.650311][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.650504][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.650694][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.650888][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.651071][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.651252][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.651435][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.651634][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.651831][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.652010][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.652190][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.652370][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.652598][  T192] RIP: 0033:0x7ff303ddabcb
[    9.652797][  T192] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.653310][  T192] RSP: 002b:00007ffda88da228 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.653574][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff303ddabcb
[    9.653832][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.654076][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.654317][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda88dc450
[    9.654575][  T192] R13: 0000000000000001 R14: 00007ff303b186f8 R15: 00007ffda88dd8a5
| [    9.656258][  T192] ---[ end trace 0000000000000000 ]---
| [    9.667279][  T192] ------------[ cut here ]------------
| [    9.667479][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.668100][  T192] Tainted: [W]=WARN
[    9.668245][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.668457][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.668690][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.669214][  T192] RSP: 0018:ffa0000000887a98 EFLAGS: 00010286
[    9.669426][  T192] RAX: 00000000ffffffa6 RBX: ff11000005f25e00 RCX: 1ff4000000110f19
[    9.669689][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f25eb8
[    9.669946][  T192] RBP: ff1100000d33c000 R08: 1fe2200000be4bd8 R09: ff1100000d140b80
[    9.670188][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.670432][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d33c000
[    9.670696][  T192] FS:  00007ff303b18840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[    9.670983][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.671195][  T192] CR2: 0000000000479648 CR3: 000000000297c004 CR4: 0000000000771ef0
[    9.671442][  T192] PKRU: 55555554
[    9.671602][  T192] Call Trace:
[    9.671761][  T192]  <TASK>
[    9.671876][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.672057][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.672250][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.672397][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.672600][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.672821][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.673001][  T192]  register_netdev (net/core/dev.c:11552)
[    9.673179][  T192]  sit_init_net (net/ipv6/sit.c:1860)
[    9.673360][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.673524][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.673674][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.673864][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.674042][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.674222][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.674402][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.674605][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.674803][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.674982][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.675160][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.675341][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.675535][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.675715][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.675909][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.676087][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.676271][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.676483][  T192] RIP: 0033:0x7ff303ddabcb
[    9.676682][  T192] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.677204][  T192] RSP: 002b:00007ffda88da228 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.677451][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff303ddabcb
[    9.677706][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.677960][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.678201][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda88dc450
[    9.678445][  T192] R13: 0000000000000001 R14: 00007ff303b186f8 R15: 00007ffda88dd8a5
| [    9.680131][  T192] ---[ end trace 0000000000000000 ]---
| [    9.741569][  T196] ------------[ cut here ]------------
| [    9.741726][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
| [    9.742218][  T196] Tainted: [W]=WARN
[    9.742316][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.742481][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.742654][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.743120][  T196] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[    9.743284][  T196] RAX: 00000000ffffffa6 RBX: ff11000005f24c80 RCX: 1ff4000000114f1c
[    9.743478][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f24d38
[    9.743674][  T196] RBP: ff1100000fa3c000 R08: 1fe2200000be49a8 R09: ff1100000d03ae80
[    9.743870][  T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.744061][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa3c000
[    9.744253][  T196] FS:  00007f70d884c840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[    9.744478][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.744647][  T196] CR2: 00007f70d8a4dc20 CR3: 0000000009a57001 CR4: 0000000000771ef0
[    9.744842][  T196] PKRU: 55555554
[    9.744940][  T196] Call Trace:
[    9.745036][  T196]  <TASK>
[    9.745102][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.745230][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.745357][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.745453][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.745589][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.745754][  T196]  register_netdev (net/core/dev.c:11552)
[    9.745883][  T196]  loopback_net_init (drivers/net/loopback.c:218)
[    9.746011][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.746109][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.746205][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.746331][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.746460][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.746598][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.746726][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.747057][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.747186][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.747314][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.747441][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.747581][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.747707][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.747841][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.747969][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.748097][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.748224][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.748381][  T196] RIP: 0033:0x7f70d8b0ebcb
[    9.748523][  T196] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.748978][  T196] RSP: 002b:00007ffc6a559d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.749169][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70d8b0ebcb
[    9.749359][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.749555][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.749748][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6a55bfc0
[    9.749938][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6a55d8a5
| [    9.751217][  T196] ---[ end trace 0000000000000000 ]---
| [    9.754197][  T196] ------------[ cut here ]------------
| [    9.754327][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
| [    9.754902][  T196] Tainted: [W]=WARN
[    9.755001][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.755160][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.755325][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.755790][  T196] RSP: 0018:ffa00000008a7a98 EFLAGS: 00010286
[    9.755951][  T196] RAX: 00000000ffffffa6 RBX: ff11000009c8a580 RCX: 1ff4000000114f19
[    9.756141][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c8a638
[    9.756331][  T196] RBP: ff1100000fa69000 R08: 1fe22000013914c8 R09: ff1100000d03ae80
[    9.756530][  T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.756720][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa69000
[    9.756917][  T196] FS:  00007f70d884c840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[    9.757139][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.757298][  T196] CR2: 00007f70d8a4dc20 CR3: 0000000009a57001 CR4: 0000000000771ef0
[    9.757496][  T196] PKRU: 55555554
[    9.757594][  T196] Call Trace:
[    9.757689][  T196]  <TASK>
[    9.757763][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.757890][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.758017][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.758114][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.758242][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.758400][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.758540][  T196]  register_netdev (net/core/dev.c:11552)
[    9.758674][  T196]  sit_init_net (net/ipv6/sit.c:1860)
[    9.758811][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.758908][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.759005][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.759133][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.759260][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.759391][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.759526][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.759657][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.759789][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.759916][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.760044][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.760173][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.760300][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.760426][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.760561][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.760688][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.760820][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.760978][  T196] RIP: 0033:0x7f70d8b0ebcb
[    9.761110][  T196] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.761570][  T196] RSP: 002b:00007ffc6a559d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.761766][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70d8b0ebcb
[    9.761956][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.762147][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.762336][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6a55bfc0
[    9.762534][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6a55d8a5
| [    9.763814][  T196] ---[ end trace 0000000000000000 ]---
| [    9.816389][  T200] ------------[ cut here ]------------
| [    9.816569][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/200
| [    9.817090][  T200] Tainted: [W]=WARN
[    9.817192][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.817358][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.817540][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.818017][  T200] RSP: 0018:ffa00000008d7ab0 EFLAGS: 00010286
[    9.818187][  T200] RAX: 00000000ffffffa6 RBX: ff11000009c8a740 RCX: 1ff400000011af1c
[    9.818386][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c8a7f8
[    9.818589][  T200] RBP: ff1100000d48c000 R08: 1fe2200001391500 R09: ff110000094e0b80
[    9.818794][  T200] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.818992][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d48c000
[    9.819190][  T200] FS:  00007fa99001f840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[    9.819422][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.819596][  T200] CR2: 00007fa990226430 CR3: 000000000d3e7003 CR4: 0000000000771ef0
[    9.819801][  T200] PKRU: 55555554
[    9.819901][  T200] Call Trace:
[    9.820001][  T200]  <TASK>
[    9.820070][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.820203][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.820336][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.820436][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.820581][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.820807][  T200]  register_netdev (net/core/dev.c:11552)
[    9.820941][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[    9.821075][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.821176][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.821276][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.821409][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.821553][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.821688][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.821883][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.822082][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.822215][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.822349][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.822486][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.822628][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.822826][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.822957][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.823089][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.823223][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.823355][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.823528][  T200] RIP: 0033:0x7fa9902e1bcb
[    9.823666][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.824205][  T200] RSP: 002b:00007ffd5f3ca7a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.824406][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa9902e1bcb
[    9.824615][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.824868][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.825065][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5f3cc9d0
[    9.825261][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5f3ce8a5
| [    9.826642][  T200] ---[ end trace 0000000000000000 ]---
| [    9.835429][  T200] ------------[ cut here ]------------
| [    9.835593][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/200
| [    9.836587][  T200] Tainted: [W]=WARN
[    9.836689][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.836913][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.837089][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.837573][  T200] RSP: 0018:ffa00000008d7a98 EFLAGS: 00010286
[    9.837797][  T200] RAX: 00000000ffffffa6 RBX: ff1100000c9cb540 RCX: 1ff400000011af19
[    9.838050][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cb5f8
[    9.838248][  T200] RBP: ff1100000d529000 R08: 1fe22000019396c0 R09: ff110000094e0b80
[    9.838447][  T200] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.838652][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d529000
[    9.838909][  T200] FS:  00007fa99001f840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[    9.839144][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.839311][  T200] CR2: 00007fa990226430 CR3: 000000000d3e7003 CR4: 0000000000771ef0
[    9.839520][  T200] PKRU: 55555554
[    9.839620][  T200] Call Trace:
[    9.839723][  T200]  <TASK>
[    9.839845][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.839979][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.840113][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.840214][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.840348][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.840524][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.840661][  T200]  register_netdev (net/core/dev.c:11552)
[    9.840850][  T200]  sit_init_net (net/ipv6/sit.c:1860)
[    9.840986][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.841087][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.841189][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.841322][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.841455][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.841602][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.841790][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.841927][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.842061][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.842196][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.842330][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.842465][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.842607][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.842796][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.842933][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.843067][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.843200][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.843366][  T200] RIP: 0033:0x7fa9902e1bcb
[    9.843517][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.844049][  T200] RSP: 002b:00007ffd5f3ca7a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.844250][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa9902e1bcb
[    9.844448][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.844655][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.844908][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5f3cc9d0
[    9.845106][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd5f3ce8a5
| [    9.846503][  T200] ---[ end trace 0000000000000000 ]---
| [    9.942987][  T204] ------------[ cut here ]------------
| [    9.943157][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [    9.943685][  T204] Tainted: [W]=WARN
[    9.943793][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.943962][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.944136][  T204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.944623][  T204] RSP: 0018:ffa00000008d7ab0 EFLAGS: 00010286
[    9.944800][  T204] RAX: 00000000ffffffa6 RBX: ff1100000c9cbe00 RCX: 1ff400000011af1c
[    9.945000][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cbeb8
[    9.945201][  T204] RBP: ff11000007e01000 R08: 1fe22000019397d8 R09: ff1100000bb2ae80
[    9.945403][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.945614][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007e01000
[    9.945820][  T204] FS:  00007f1ea5fbe840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[    9.946056][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.946225][  T204] CR2: 00007f1ea61bfc20 CR3: 00000000020ea003 CR4: 0000000000771ef0
[    9.946427][  T204] PKRU: 55555554
[    9.946538][  T204] Call Trace:
[    9.946638][  T204]  <TASK>
[    9.946707][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.946848][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.946985][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.947086][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.947222][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.947394][  T204]  register_netdev (net/core/dev.c:11552)
[    9.947537][  T204]  loopback_net_init (drivers/net/loopback.c:218)
[    9.947673][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.947782][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.947884][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.948020][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.948154][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.948294][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.948429][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.948576][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.948711][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.948854][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.948989][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.949124][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.949258][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.949392][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.949535][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.949671][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.949813][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.949980][  T204] RIP: 0033:0x7f1ea6280bcb
[    9.950119][  T204] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.950602][  T204] RSP: 002b:00007ffc8f2753b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.950811][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ea6280bcb
[    9.951009][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.951207][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.951407][  T204] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8f2775e0
[    9.951615][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8f2798a5
| [    9.952962][  T204] ---[ end trace 0000000000000000 ]---
| [    9.955898][  T204] ------------[ cut here ]------------
| [    9.956049][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [    9.956561][  T204] Tainted: [W]=WARN
[    9.956661][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.956834][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.957010][  T204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.957485][  T204] RSP: 0018:ffa00000008d7a98 EFLAGS: 00010286
[    9.957659][  T204] RAX: 00000000ffffffa6 RBX: ff1100000cac0c80 RCX: 1ff400000011af19
[    9.957864][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cac0d38
[    9.958062][  T204] RBP: ff11000008001000 R08: 1fe22000019581a8 R09: ff1100000bb2ae80
[    9.958260][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.958458][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008001000
[    9.958667][  T204] FS:  00007f1ea5fbe840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[    9.958922][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.959091][  T204] CR2: 00007f1ea61bfc20 CR3: 00000000020ea003 CR4: 0000000000771ef0
[    9.959292][  T204] PKRU: 55555554
[    9.959392][  T204] Call Trace:
[    9.959502][  T204]  <TASK>
[    9.959570][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.959704][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.959843][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.959946][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.960081][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.960248][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.960382][  T204]  register_netdev (net/core/dev.c:11552)
[    9.960526][  T204]  sit_init_net (net/ipv6/sit.c:1860)
[    9.960661][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.960794][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.960896][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.961029][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.961163][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.961298][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.961431][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.961578][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.961710][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.961847][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.961981][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.962117][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.962248][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.962380][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.962523][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.962656][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.962794][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.962959][  T204] RIP: 0033:0x7f1ea6280bcb
[    9.963097][  T204] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.963576][  T204] RSP: 002b:00007ffc8f2753b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.963781][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1ea6280bcb
[    9.963979][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.964176][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.964374][  T204] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8f2775e0
[    9.964581][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8f2798a5
| [    9.965945][  T204] ---[ end trace 0000000000000000 ]---
| [   10.034696][  T208] ------------[ cut here ]------------
| [   10.034875][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [   10.035366][  T208] Tainted: [W]=WARN
[   10.035465][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.035636][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.035812][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.036291][  T208] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[   10.036455][  T208] RAX: 00000000ffffffa6 RBX: ff1100000c8bc200 RCX: 1ff400000011ef1c
[   10.036662][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8bc2b8
[   10.036864][  T208] RBP: ff1100000a679000 R08: 1fe2200001917858 R09: ff1100000a68d180
[   10.037055][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.037246][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a679000
[   10.037440][  T208] FS:  00007faad9020840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   10.037677][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.037844][  T208] CR2: 00007faad9227430 CR3: 000000000d326004 CR4: 0000000000771ef0
[   10.038040][  T208] PKRU: 55555554
[   10.038137][  T208] Call Trace:
[   10.038234][  T208]  <TASK>
[   10.038300][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.038430][  T208]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.038569][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.038668][  T208]  register_netdevice (net/core/dev.c:11488)
[   10.038806][  T208]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.038978][  T208]  register_netdev (net/core/dev.c:11552)
[   10.039111][  T208]  loopback_net_init (drivers/net/loopback.c:218)
[   10.039241][  T208]  ops_init (net/core/net_namespace.c:137)
[   10.039339][  T208]  setup_net (net/core/net_namespace.c:446)
[   10.039436][  T208]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.039574][  T208]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.039702][  T208]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.040278][  T208]  copy_net_ns (net/core/net_namespace.c:579)
[   10.040424][  T208]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.040564][  T208]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.040718][  T208]  ksys_unshare (kernel/fork.c:3243)
[   10.040858][  T208]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.040987][  T208]  ? __ia32_sys_open (fs/open.c:1374)
[   10.041118][  T208]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.041253][  T208]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.041382][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.041521][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.041662][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.041797][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.041957][  T208] RIP: 0033:0x7faad92e2bcb
[   10.042090][  T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.042645][  T208] RSP: 002b:00007ffccc080f38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.042874][  T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faad92e2bcb
[   10.043065][  T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.043255][  T208] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.043445][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccc083160
[   10.043666][  T208] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccc0838a5
| [   10.044959][  T208] ---[ end trace 0000000000000000 ]---
| [   10.047853][  T208] ------------[ cut here ]------------
| [   10.048016][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [   10.048537][  T208] Tainted: [W]=WARN
[   10.048638][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.048804][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.048970][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.049424][  T208] RSP: 0018:ffa00000008f7a98 EFLAGS: 00010286
[   10.049595][  T208] RAX: 00000000ffffffa6 RBX: ff1100000c8bd000 RCX: 1ff400000011ef19
[   10.049792][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8bd0b8
[   10.049983][  T208] RBP: ff11000008469000 R08: 1fe2200001917a18 R09: ff1100000a68d180
[   10.050174][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.050365][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008469000
[   10.050564][  T208] FS:  00007faad9020840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   10.050793][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.050952][  T208] CR2: 00007faad9227430 CR3: 000000000d326004 CR4: 0000000000771ef0
[   10.051144][  T208] PKRU: 55555554
[   10.051240][  T208] Call Trace:
[   10.051336][  T208]  <TASK>
[   10.051401][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.051541][  T208]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.051673][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.051776][  T208]  register_netdevice (net/core/dev.c:11488)
[   10.051911][  T208]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.052073][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.052204][  T208]  register_netdev (net/core/dev.c:11552)
[   10.052336][  T208]  sit_init_net (net/ipv6/sit.c:1860)
[   10.052465][  T208]  ops_init (net/core/net_namespace.c:137)
[   10.053644][  T208]  setup_net (net/core/net_namespace.c:446)
[   10.053748][  T208]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.053877][  T208]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.054008][  T208]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.054138][  T208]  copy_net_ns (net/core/net_namespace.c:579)
[   10.054268][  T208]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.054399][  T208]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.054537][  T208]  ksys_unshare (kernel/fork.c:3243)
[   10.054665][  T208]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.054800][  T208]  ? __ia32_sys_open (fs/open.c:1374)
[   10.054931][  T208]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.055059][  T208]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.055186][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.055313][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.055441][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.055578][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.055741][  T208] RIP: 0033:0x7faad92e2bcb
[   10.055874][  T208] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.056330][  T208] RSP: 002b:00007ffccc080f38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.056531][  T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faad92e2bcb
[   10.056723][  T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.056920][  T208] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.057112][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccc083160
[   10.057302][  T208] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccc0838a5
| [   10.058599][  T208] ---[ end trace 0000000000000000 ]---
| [   10.115882][  T212] ------------[ cut here ]------------
| [   10.116180][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.116676][  T212] Tainted: [W]=WARN
[   10.116780][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.116942][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.117111][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.117588][  T212] RSP: 0018:ffa0000000927ab0 EFLAGS: 00010286
[   10.118372][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b63a580 RCX: 1ff4000000124f1c
[   10.118579][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b63a638
[   10.118831][  T212] RBP: ff11000009089000 R08: 1fe22000016c74c8 R09: ff1100000b432e80
[   10.119053][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.119264][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009089000
[   10.119464][  T212] FS:  00007f8c7089b840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   10.119705][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.119878][  T212] CR2: 00007f8c70a9cc20 CR3: 000000000a7a1005 CR4: 0000000000771ef0
[   10.120080][  T212] PKRU: 55555554
[   10.120181][  T212] Call Trace:
[   10.120281][  T212]  <TASK>
[   10.120350][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.120487][  T212]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.120620][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.120718][  T212]  register_netdevice (net/core/dev.c:11488)
[   10.120855][  T212]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.121019][  T212]  register_netdev (net/core/dev.c:11552)
[   10.121148][  T212]  loopback_net_init (drivers/net/loopback.c:218)
[   10.121278][  T212]  ops_init (net/core/net_namespace.c:137)
[   10.121375][  T212]  setup_net (net/core/net_namespace.c:446)
[   10.121476][  T212]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.121612][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.121771][  T212]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.121922][  T212]  copy_net_ns (net/core/net_namespace.c:579)
[   10.122059][  T212]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.122194][  T212]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.122323][  T212]  ksys_unshare (kernel/fork.c:3243)
[   10.122472][  T212]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.122610][  T212]  ? __ia32_sys_open (fs/open.c:1374)
[   10.122748][  T212]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.122877][  T212]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.123007][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.123135][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.123265][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.123394][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.123566][  T212] RIP: 0033:0x7f8c70b5dbcb
[   10.123702][  T212] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.124195][  T212] RSP: 002b:00007ffc5267d098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.124391][  T212] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8c70b5dbcb
[   10.124597][  T212] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.124797][  T212] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.124991][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5267f2c0
[   10.125192][  T212] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5267f8a5
| [   10.126509][  T212] ---[ end trace 0000000000000000 ]---
| [   10.136109][  T212] ------------[ cut here ]------------
| [   10.136281][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.136791][  T212] Tainted: [W]=WARN
[   10.136888][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.137048][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.137215][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.137686][  T212] RSP: 0018:ffa0000000927a98 EFLAGS: 00010286
[   10.137855][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b63b380 RCX: 1ff4000000124f19
[   10.138049][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b63b438
[   10.138239][  T212] RBP: ff11000008eb1000 R08: 1fe22000016c7688 R09: ff1100000b432e80
[   10.138431][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.138632][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008eb1000
[   10.138829][  T212] FS:  00007f8c7089b840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   10.139053][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.139213][  T212] CR2: 00007f8c70a9cc20 CR3: 000000000a7a1005 CR4: 0000000000771ef0
[   10.139404][  T212] PKRU: 55555554
[   10.139507][  T212] Call Trace:
[   10.139605][  T212]  <TASK>
[   10.139670][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.139804][  T212]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.139932][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.140030][  T212]  register_netdevice (net/core/dev.c:11488)
[   10.140159][  T212]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.140318][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.140448][  T212]  register_netdev (net/core/dev.c:11552)
[   10.140585][  T212]  sit_init_net (net/ipv6/sit.c:1860)
[   10.140715][  T212]  ops_init (net/core/net_namespace.c:137)
[   10.140820][  T212]  setup_net (net/core/net_namespace.c:446)
[   10.140917][  T212]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.141045][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.141177][  T212]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.141308][  T212]  copy_net_ns (net/core/net_namespace.c:579)
[   10.141435][  T212]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.141633][  T212]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.141765][  T212]  ksys_unshare (kernel/fork.c:3243)
[   10.141893][  T212]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.142021][  T212]  ? __ia32_sys_open (fs/open.c:1374)
[   10.142151][  T212]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.142278][  T212]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.142406][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.142543][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.142672][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.142805][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.142964][  T212] RIP: 0033:0x7f8c70b5dbcb
[   10.143097][  T212] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.143569][  T212] RSP: 002b:00007ffc5267d098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.143770][  T212] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8c70b5dbcb
[   10.143960][  T212] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.144152][  T212] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.144346][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5267f2c0
[   10.144553][  T212] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5267f8a5
| [   10.145852][  T212] ---[ end trace 0000000000000000 ]---
| [   10.206978][  T216] ------------[ cut here ]------------
| [   10.207180][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/216
| [   10.207689][  T216] Tainted: [W]=WARN
[   10.207796][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.207961][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.208132][  T216] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.208607][  T216] RSP: 0018:ffa0000000947ab0 EFLAGS: 00010286
[   10.208779][  T216] RAX: 00000000ffffffa6 RBX: ff1100000a464900 RCX: 1ff4000000128f1c
[   10.208973][  T216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a4649b8
[   10.209169][  T216] RBP: ff11000005a01000 R08: 1fe220000148c938 R09: ff1100000d3aae80
[   10.209362][  T216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.209567][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005a01000
[   10.209768][  T216] FS:  00007fe8d70eb840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   10.209994][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.210158][  T216] CR2: 00007fe8d72ecc20 CR3: 000000000d522002 CR4: 0000000000771ef0
[   10.210353][  T216] PKRU: 55555554
[   10.210451][  T216] Call Trace:
[   10.210556][  T216]  <TASK>
[   10.210623][  T216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.210759][  T216]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.210891][  T216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.210990][  T216]  register_netdevice (net/core/dev.c:11488)
[   10.211121][  T216]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.211286][  T216]  register_netdev (net/core/dev.c:11552)
[   10.211415][  T216]  loopback_net_init (drivers/net/loopback.c:218)
[   10.211558][  T216]  ops_init (net/core/net_namespace.c:137)
[   10.211657][  T216]  setup_net (net/core/net_namespace.c:446)
[   10.211763][  T216]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.211891][  T216]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.212020][  T216]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.212153][  T216]  copy_net_ns (net/core/net_namespace.c:579)
[   10.212284][  T216]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.212418][  T216]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.212557][  T216]  ksys_unshare (kernel/fork.c:3243)
[   10.212687][  T216]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.212825][  T216]  ? __ia32_sys_open (fs/open.c:1374)
[   10.212957][  T216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.213087][  T216]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.213219][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.213355][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.213498][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.213632][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.213798][  T216] RIP: 0033:0x7fe8d73adbcb
[   10.213933][  T216] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.214406][  T216] RSP: 002b:00007ffe867a9578 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.214612][  T216] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe8d73adbcb
[   10.214814][  T216] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.215007][  T216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.215201][  T216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe867ab7a0
[   10.215392][  T216] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe867ad8a5
| [   10.216745][  T216] ---[ end trace 0000000000000000 ]---
| [   10.219590][  T216] ------------[ cut here ]------------
| [   10.219724][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/216
| [   10.220210][  T216] Tainted: [W]=WARN
[   10.220307][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.220471][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.220648][  T216] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.221106][  T216] RSP: 0018:ffa0000000947a98 EFLAGS: 00010286
[   10.221268][  T216] RAX: 00000000ffffffa6 RBX: ff1100000a465700 RCX: 1ff4000000128f19
[   10.221459][  T216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a4657b8
[   10.221661][  T216] RBP: ff11000009001000 R08: 1fe220000148caf8 R09: ff1100000d3aae80
[   10.221858][  T216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.222050][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009001000
[   10.222242][  T216] FS:  00007fe8d70eb840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   10.222465][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.222635][  T216] CR2: 00007fe8d72ecc20 CR3: 000000000d522002 CR4: 0000000000771ef0
[   10.222833][  T216] PKRU: 55555554
[   10.222931][  T216] Call Trace:
[   10.223026][  T216]  <TASK>
[   10.223092][  T216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.223221][  T216]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.223350][  T216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.223448][  T216]  register_netdevice (net/core/dev.c:11488)
[   10.223586][  T216]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.223751][  T216]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.223883][  T216]  register_netdev (net/core/dev.c:11552)
[   10.224011][  T216]  sit_init_net (net/ipv6/sit.c:1860)
[   10.224142][  T216]  ops_init (net/core/net_namespace.c:137)
[   10.224240][  T216]  setup_net (net/core/net_namespace.c:446)
[   10.224337][  T216]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.224466][  T216]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.224605][  T216]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.224741][  T216]  copy_net_ns (net/core/net_namespace.c:579)
[   10.224873][  T216]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.225004][  T216]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.225133][  T216]  ksys_unshare (kernel/fork.c:3243)
[   10.225263][  T216]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.225393][  T216]  ? __ia32_sys_open (fs/open.c:1374)
[   10.225531][  T216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.225661][  T216]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.225794][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.225923][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.226053][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.226180][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.226340][  T216] RIP: 0033:0x7fe8d73adbcb
[   10.226479][  T216] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.226951][  T216] RSP: 002b:00007ffe867a9578 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.227144][  T216] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe8d73adbcb
[   10.227337][  T216] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.227541][  T216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.227731][  T216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe867ab7a0
[   10.227929][  T216] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe867ad8a5
| [   10.229222][  T216] ---[ end trace 0000000000000000 ]---
| [   14.250261][  T275] ------------[ cut here ]------------
| [   14.250493][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275
| [   14.251096][  T275] Tainted: [W]=WARN
[   14.251202][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.251379][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.251594][  T275] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.252168][  T275] RSP: 0018:ffa0000000b16e20 EFLAGS: 00010286
[   14.252343][  T275] RAX: 00000000ffffffa6 RBX: ff1100000c9ca3c0 RCX: 1ff4000000162d8a
[   14.252558][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9ca478
[   14.252821][  T275] RBP: ff11000008ee4000 R08: 1fe2200001939490 R09: ff1100000cae8b80
[   14.253027][  T275] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.253234][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081f9208
[   14.253463][  T275] FS:  00007f4eeafef840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.253713][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.253890][  T275] CR2: 000000000042ebe0 CR3: 0000000005d84001 CR4: 0000000000771ef0
[   14.254094][  T275] PKRU: 55555554
[   14.254196][  T275] Call Trace:
[   14.254297][  T275]  <TASK>
[   14.254391][  T275]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   14.254544][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.254682][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.254788][  T275]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.254924][  T275]  __dev_notify_flags (net/core/dev.c:9787)
[   14.255058][  T275]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.255192][  T275]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   14.255325][  T275]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   14.255458][  T275]  ? netif_change_name (net/core/dev.c:1495)
[   14.255630][  T275]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   14.255813][  T275]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.255949][  T275]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.256084][  T275]  veth_newlink (drivers/net/veth.c:1871)
[   14.256221][  T275]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.256356][  T275]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.256526][  T275]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.256661][  T275]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.256815][  T275]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.256950][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.257086][  T275]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.257221][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.257377][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.257571][  T275]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.257709][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.257920][  T275]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.258062][  T275]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.258227][  T275]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.258384][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.258530][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.258663][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.258888][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.259027][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.259161][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.259295][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.259427][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.259570][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.259703][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.259901][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.260120][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.260254][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.260387][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.260529][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.260664][  T275]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.260856][  T275]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.260996][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.261136][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.261274][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.261414][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.261564][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.261700][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.261884][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.262020][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.262155][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.262321][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   14.262483][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   14.262628][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.262784][  T275]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.262955][  T275]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.263090][  T275]  __sys_sendmsg (net/socket.c:2784)
[   14.263224][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.263364][  T275]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.263515][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.263651][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.263791][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.263925][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.264058][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.264222][  T275] RIP: 0033:0x7f4eeb22908e
[   14.264367][  T275] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.264892][  T275] RSP: 002b:00007fff56cd8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.265095][  T275] RAX: ffffffffffffffda RBX: 00007fff56cd88e8 RCX: 00007f4eeb22908e
[   14.265301][  T275] RDX: 0000000000000000 RSI: 00007fff56cd81f0 RDI: 0000000000000005
[   14.265515][  T275] RBP: 00007fff56cd8150 R08: 0000000000000000 R09: 0000000000000000
[   14.265716][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.265922][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56cd88b0
| [   14.267286][  T275] ---[ end trace 0000000000000000 ]---
| [   14.275155][  T275] ------------[ cut here ]------------
| [   14.275354][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/275
| [   14.275984][  T275] Tainted: [W]=WARN
[   14.276131][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.276349][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.276586][  T275] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.277121][  T275] RSP: 0018:ffa0000000b171a0 EFLAGS: 00010286
[   14.277340][  T275] RAX: 00000000ffffffa6 RBX: ff11000005f24740 RCX: 1ff4000000162dfa
[   14.277608][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f247f8
[   14.277875][  T275] RBP: ff11000008e99000 R08: 1fe2200000be4900 R09: ff1100000cae8b80
[   14.278123][  T275] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.278370][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.278653][  T275] FS:  00007f4eeafef840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   14.278950][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.279167][  T275] CR2: 00007f2201eda000 CR3: 0000000005d84004 CR4: 0000000000771ef0
[   14.279416][  T275] PKRU: 55555554
[   14.279591][  T275] Call Trace:
[   14.279756][  T275]  <TASK>
[   14.279874][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.280060][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.280211][  T275]  __dev_notify_flags (net/core/dev.c:9787)
[   14.280396][  T275]  ? netif_change_name (net/core/dev.c:1495)
[   14.280602][  T275]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.280799][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.280983][  T275]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.281170][  T275]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.281355][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.281557][  T275]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.281758][  T275]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.281945][  T275]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.282132][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.282315][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.282513][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.282699][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.282894][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.283078][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.283261][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.283442][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.283650][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.283842][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.284024][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.284200][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.284380][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.284589][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.284781][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.284967][  T275]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.285144][  T275]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.285324][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.285519][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.285702][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.285894][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.286076][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.286255][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.286448][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.286643][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.286840][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.287049][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   14.287231][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   14.287410][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.287623][  T275]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.287852][  T275]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.288032][  T275]  __sys_sendmsg (net/socket.c:2784)
[   14.288214][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.288395][  T275]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.288592][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.288787][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.288967][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.289143][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.289321][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.289551][  T275] RIP: 0033:0x7f4eeb22908e
[   14.289755][  T275] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.290259][  T275] RSP: 002b:00007fff56cd8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.290513][  T275] RAX: ffffffffffffffda RBX: 00007fff56cd88e8 RCX: 00007f4eeb22908e
[   14.290772][  T275] RDX: 0000000000000000 RSI: 00007fff56cd81f0 RDI: 0000000000000005
[   14.291012][  T275] RBP: 00007fff56cd8150 R08: 0000000000000000 R09: 0000000000000000
[   14.291253][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.291498][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56cd88b0
| [   14.293205][  T275] ---[ end trace 0000000000000000 ]---
| [   14.382177][  T279] ------------[ cut here ]------------
| [   14.382344][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/279
| [   14.382853][  T279] Tainted: [W]=WARN
[   14.382958][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.383124][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.383294][  T279] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.383771][  T279] RSP: 0018:ffa0000000ac7020 EFLAGS: 00010286
[   14.383936][  T279] RAX: 00000000ffffffa6 RBX: ff1100000a464580 RCX: 1ff4000000158dca
[   14.384133][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a464638
[   14.384331][  T279] RBP: ff11000008e99000 R08: 1fe220000148c8c8 R09: ff110000094e5158
[   14.384529][  T279] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.384723][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e99ce1
[   14.384919][  T279] FS:  00007fed07a3b840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.385143][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.385305][  T279] CR2: 0000000007365988 CR3: 00000000032ee006 CR4: 0000000000771ef0
[   14.385509][  T279] PKRU: 55555554
[   14.385607][  T279] Call Trace:
[   14.385706][  T279]  <TASK>
[   14.385779][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.385915][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.386013][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.386144][  T279]  __dev_notify_flags (net/core/dev.c:9787)
[   14.386276][  T279]  ? netif_change_name (net/core/dev.c:1495)
[   14.386406][  T279]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.386550][  T279]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.386685][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.386822][  T279]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.386953][  T279]  netif_change_flags (net/core/dev.c:9820)
[   14.387082][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.387213][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.387342][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.387511][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.387639][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.387771][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.387900][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.388030][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.388159][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.388291][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.388423][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.388558][  T279]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.388685][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.388884][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.389012][  T279]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.389142][  T279]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.389274][  T279]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.389408][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.389555][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.389687][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.389893][  T279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.390031][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.390163][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.390295][  T279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.390434][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.390576][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.390707][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.390932][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.391061][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.391190][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.391321][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.391447][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.391582][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.391713][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.391916][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.392049][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.392183][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.392319][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.392455][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.392596][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.392730][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.392949][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.393078][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.393208][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.393339][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.393470][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.393609][  T279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.393813][  T279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.393940][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.394101][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   14.394229][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.394359][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.394489][  T279]  ___sys_sendmsg (net/socket.c:2752)
[   14.394624][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.394837][  T279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.394975][  T279]  __sys_sendmsg (net/socket.c:2784)
[   14.395102][  T279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.395229][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.395391][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.395526][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.395655][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.395787][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.395913][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.396040][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.396200][  T279] RIP: 0033:0x7fed07c7508e
[   14.396336][  T279] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.396810][  T279] RSP: 002b:00007ffd7797e500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.397005][  T279] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fed07c7508e
[   14.397201][  T279] RDX: 0000000000000000 RSI: 00007ffd7797e5b0 RDI: 0000000000000005
[   14.397396][  T279] RBP: 00007ffd7797e510 R08: 0000000000000000 R09: 0000000000000000
[   14.397597][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.397793][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7797ec80
| [   14.399257][  T279] ---[ end trace 0000000000000000 ]---
| [   14.478743][  T282] ------------[ cut here ]------------
| [   14.478927][  T282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/282
| [   14.479431][  T282] Tainted: [W]=WARN
[   14.479540][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.479701][  T282] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.479877][  T282] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.480338][  T282] RSP: 0018:ffa0000000b47020 EFLAGS: 00010286
[   14.480509][  T282] RAX: 00000000ffffffa6 RBX: ff11000006524040 RCX: 1ff4000000168dca
[   14.480701][  T282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000065240f8
[   14.480899][  T282] RBP: ff11000008ee4000 R08: 1fe2200000ca4820 R09: ff1100000d4fae58
[   14.481090][  T282] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.481282][  T282] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ee4ce1
[   14.481477][  T282] FS:  00007fb60ae45840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.481709][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.481875][  T282] CR2: 000000000bd89988 CR3: 0000000013ef7002 CR4: 0000000000771ef0
[   14.482066][  T282] PKRU: 55555554
[   14.482162][  T282] Call Trace:
[   14.482260][  T282]  <TASK>
[   14.482327][  T282]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.482459][  T282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.482570][  T282]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.482699][  T282]  __dev_notify_flags (net/core/dev.c:9787)
[   14.482834][  T282]  ? netif_change_name (net/core/dev.c:1495)
[   14.482963][  T282]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.483092][  T282]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.483221][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.483375][  T282]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.483536][  T282]  netif_change_flags (net/core/dev.c:9820)
[   14.483673][  T282]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.483810][  T282]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.483942][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.484104][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.484233][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.484363][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.484498][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.484634][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.484771][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.484900][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.485031][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.485160][  T282]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.485289][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.485420][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.485562][  T282]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.485693][  T282]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.485883][  T282]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.486012][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.486142][  T282]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.486274][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.486408][  T282]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.486549][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.486679][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.486861][  T282]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.486993][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.487122][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.487275][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.487427][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.487578][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.487712][  T282]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.487912][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.488130][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.488264][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.488399][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.488539][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.488675][  T282]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.488869][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.489003][  T282]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.489138][  T282]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.489271][  T282]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.489404][  T282]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.489544][  T282]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.489672][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.489877][  T282]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.490007][  T282]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.490159][  T282]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.490296][  T282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.490423][  T282]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.490558][  T282]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.490716][  T282]  ? move_addr_to_kernel (net/socket.c:258)
[   14.490900][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.491032][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.491166][  T282]  ___sys_sendmsg (net/socket.c:2752)
[   14.491300][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.491465][  T282]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.491616][  T282]  __sys_sendmsg (net/socket.c:2784)
[   14.491767][  T282]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.491900][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.492063][  T282]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.492193][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.492322][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.492450][  T282]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.492587][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.492716][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.492882][  T282] RIP: 0033:0x7fb60b07f08e
[   14.493019][  T282] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.493477][  T282] RSP: 002b:00007ffdfa977070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.493683][  T282] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb60b07f08e
[   14.493885][  T282] RDX: 0000000000000000 RSI: 00007ffdfa977120 RDI: 0000000000000005
[   14.494078][  T282] RBP: 00007ffdfa977080 R08: 0000000000000000 R09: 0000000000000000
[   14.494272][  T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.494469][  T282] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfa9777f0
| [   14.495859][  T282] ---[ end trace 0000000000000000 ]---
| [   14.497339][   T93] ------------[ cut here ]------------
| [   14.497521][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/93
| [   14.498049][   T93] Tainted: [W]=WARN
[   14.498142][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.498297][   T93] Workqueue: events_unbound linkwatch_event
[   14.498460][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.498637][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.499251][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   14.499413][   T93] RAX: 00000000ffffffa6 RBX: ff11000006525000 RCX: 1ff40000000a0f02
[   14.499686][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000065250b8
[   14.499906][   T93] RBP: ff11000008e99000 R08: 1fe2200000ca4a18 R09: ff110000066451a8
[   14.500087][   T93] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.500381][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.500572][   T93] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   14.500823][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.500975][   T93] CR2: 0000556582545d5c CR3: 0000000038749004 CR4: 0000000000771ef0
[   14.501153][   T93] PKRU: 55555554
[   14.501250][   T93] Call Trace:
[   14.501415][   T93]  <TASK>
[   14.501482][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.501610][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.501743][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.501839][   T93]  netif_state_change (net/core/dev.c:1605)
[   14.502062][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.502211][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.502330][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.502534][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.502655][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.502785][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.502909][   T93]  process_one_work (kernel/workqueue.c:3314)
[   14.503108][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.503228][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.503351][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.503474][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.503680][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.503812][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.503934][   T93]  kthread (kernel/kthread.c:436)
[   14.504024][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.504247][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.504391][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.504542][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.504692][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.504826][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.504953][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.506260][   T93] ---[ end trace 0000000000000000 ]---
| [   14.530612][  T283] ------------[ cut here ]------------
| [   14.530816][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/283
| [   14.531333][  T283] Tainted: [W]=WARN
[   14.531433][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.531610][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.531789][  T283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.532286][  T283] RSP: 0018:ffa0000000b56e20 EFLAGS: 00010286
[   14.532456][  T283] RAX: 00000000ffffffa6 RBX: ff1100000d6b7000 RCX: 1ff400000016ad8a
[   14.532665][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6b70b8
[   14.532870][  T283] RBP: ff11000013fe1000 R08: 1fe2200001ad6e18 R09: ff1100000bb2ae80
[   14.533070][  T283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.533268][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005206388
[   14.533470][  T283] FS:  00007ff1342e2840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   14.533712][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.533882][  T283] CR2: 000000000042ebe0 CR3: 0000000013eff005 CR4: 0000000000771ef0
[   14.534085][  T283] PKRU: 55555554
[   14.534183][  T283] Call Trace:
[   14.534282][  T283]  <TASK>
[   14.534351][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.534489][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.534595][  T283]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.534869][  T283]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.535003][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.535138][  T283]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.535274][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.535407][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.535551][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.535685][  T283]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.535924][  T283]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.536058][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.536195][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.536332][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.536470][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.536622][  T283]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.536827][  T283]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.537055][  T283]  veth_newlink (drivers/net/veth.c:1871)
[   14.537194][  T283]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.537331][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.537482][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.537626][  T283]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.537865][  T283]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.538006][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.538144][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.538281][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.538421][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.538562][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.538697][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.538913][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.539047][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.539184][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.539319][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.539452][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.539593][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.539726][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.539918][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.540052][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.540186][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.540319][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.540451][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.540591][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.540727][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.540938][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.541070][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.541203][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.541336][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.541471][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.541613][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.541753][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.541886][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.542019][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.542154][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.542288][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.542422][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.542564][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.542698][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.542841][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.543005][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.543142][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.543276][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.543413][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.543589][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.543724][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.543865][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.543999][  T283]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.544133][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.544269][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.544401][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.544543][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.544675][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.544847][  T283] RIP: 0033:0x7ff13451c08e
[   14.544986][  T283] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.545470][  T283] RSP: 002b:00007ffc0e6b56b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.545681][  T283] RAX: ffffffffffffffda RBX: 00007ffc0e6b5e58 RCX: 00007ff13451c08e
[   14.545889][  T283] RDX: 0000000000000000 RSI: 00007ffc0e6b5760 RDI: 0000000000000005
[   14.546089][  T283] RBP: 00007ffc0e6b56c0 R08: 0000000000000000 R09: 0000000000000000
[   14.546293][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.546496][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0e6b5e20
| [   14.547895][  T283] ---[ end trace 0000000000000000 ]---
| [   14.554114][  T283] ------------[ cut here ]------------
| [   14.554265][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/283
| [   14.554779][  T283] Tainted: [W]=WARN
[   14.554878][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.555040][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.555209][  T283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.555793][  T283] RSP: 0018:ffa0000000b571a0 EFLAGS: 00010286
[   14.555964][  T283] RAX: 00000000ffffffa6 RBX: ff11000013c79e00 RCX: 1ff400000016adfa
[   14.556157][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c79eb8
[   14.556355][  T283] RBP: ff11000013f1c000 R08: 1fe220000278f3d8 R09: ff1100000bb2ae80
[   14.556557][  T283] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   14.556759][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.556955][  T283] FS:  00007ff1342e2840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   14.557191][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.557354][  T283] CR2: 0000556582545d5c CR3: 0000000013eff003 CR4: 0000000000771ef0
[   14.557556][  T283] PKRU: 55555554
[   14.557654][  T283] Call Trace:
[   14.557756][  T283]  <TASK>
[   14.557823][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.557956][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.558056][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.558191][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.558322][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.558452][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.558593][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.558726][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.558864][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.558994][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.559129][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.559262][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.559395][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.559539][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.559670][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.559807][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.559940][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.560074][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.560205][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.560335][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.560464][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.560606][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.560743][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.560872][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.561002][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.561137][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.561267][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.561400][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.561540][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.561671][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.561809][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.561939][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.562072][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.562208][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.562340][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.562472][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.562609][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.562744][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.562905][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.563040][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.563178][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.563312][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.563481][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.563616][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.563750][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.563883][  T283]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.564014][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.564149][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.564279][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.564409][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.564552][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.564714][  T283] RIP: 0033:0x7ff13451c08e
[   14.564855][  T283] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.565320][  T283] RSP: 002b:00007ffc0e6b56b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.565525][  T283] RAX: ffffffffffffffda RBX: 00007ffc0e6b5e58 RCX: 00007ff13451c08e
[   14.565718][  T283] RDX: 0000000000000000 RSI: 00007ffc0e6b5760 RDI: 0000000000000005
[   14.565915][  T283] RBP: 00007ffc0e6b56c0 R08: 0000000000000000 R09: 0000000000000000
[   14.566112][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.566307][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0e6b5e20
| [   14.567623][  T283] ---[ end trace 0000000000000000 ]---
| [   14.652958][  T286] ------------[ cut here ]------------
| [   14.653121][  T286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/286
| [   14.653614][  T286] Tainted: [W]=WARN
[   14.653712][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.653878][  T286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.654045][  T286] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.654514][  T286] RSP: 0018:ffa0000000b87020 EFLAGS: 00010286
[   14.654678][  T286] RAX: 00000000ffffffa6 RBX: ff1100000c33eac0 RCX: 1ff4000000170dca
[   14.654875][  T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33eb78
[   14.655067][  T286] RBP: ff11000013f1c000 R08: 1fe2200001867d70 R09: ff1100000d550b58
[   14.655259][  T286] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.655449][  T286] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f1cce1
[   14.655652][  T286] FS:  00007f67b355e840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.655967][  T286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.656206][  T286] CR2: 0000000029ead988 CR3: 000000001942f003 CR4: 0000000000771ef0
[   14.656399][  T286] PKRU: 55555554
[   14.656500][  T286] Call Trace:
[   14.656601][  T286]  <TASK>
[   14.656666][  T286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.656882][  T286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.656979][  T286]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.657108][  T286]  __dev_notify_flags (net/core/dev.c:9787)
[   14.657237][  T286]  ? netif_change_name (net/core/dev.c:1495)
[   14.657365][  T286]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.657499][  T286]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.657632][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.657836][  T286]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.657967][  T286]  netif_change_flags (net/core/dev.c:9820)
[   14.658097][  T286]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.658228][  T286]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.658433][  T286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.658604][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.658786][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.658916][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.659043][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.659174][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.659304][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.659432][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.659572][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.659700][  T286]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.659884][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.660012][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.660142][  T286]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.660272][  T286]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.660401][  T286]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.660538][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.660668][  T286]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.660852][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.660983][  T286]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.661112][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.661243][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.661371][  T286]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.661512][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.661641][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.661822][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.661951][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.662080][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.662209][  T286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.662339][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.662467][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.662605][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.662779][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.662907][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.663036][  T286]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.663163][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.663291][  T286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.663423][  T286]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.663556][  T286]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.663686][  T286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.663820][  T286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.663950][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.664078][  T286]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.664208][  T286]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.664339][  T286]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.664469][  T286]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.664608][  T286]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.664742][  T286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.664902][  T286]  ? move_addr_to_kernel (net/socket.c:258)
[   14.665032][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.665162][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.665293][  T286]  ___sys_sendmsg (net/socket.c:2752)
[   14.665421][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.665588][  T286]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.665726][  T286]  __sys_sendmsg (net/socket.c:2784)
[   14.665860][  T286]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.665989][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.666150][  T286]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.666281][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.666409][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.666547][  T286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.666675][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.666810][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.666970][  T286] RIP: 0033:0x7f67b379808e
[   14.667103][  T286] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.667568][  T286] RSP: 002b:00007fffa9ba1f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.667765][  T286] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f67b379808e
[   14.667957][  T286] RDX: 0000000000000000 RSI: 00007fffa9ba2040 RDI: 0000000000000005
[   14.668150][  T286] RBP: 00007fffa9ba1fa0 R08: 0000000000000000 R09: 0000000000000000
[   14.668342][  T286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d952
[   14.668545][  T286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa9ba2710
| [   14.669851][  T286] ---[ end trace 0000000000000000 ]---
| [   14.756726][  T289] ------------[ cut here ]------------
| [   14.757319][  T289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/289
| [   14.757848][  T289] Tainted: [W]=WARN
[   14.757953][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.758121][  T289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.758299][  T289] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.758794][  T289] RSP: 0018:ffa0000000ba7020 EFLAGS: 00010286
[   14.758962][  T289] RAX: 00000000ffffffa6 RBX: ff1100000fb12900 RCX: 1ff4000000174dca
[   14.759163][  T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb129b8
[   14.759363][  T289] RBP: ff11000013fe1000 R08: 1fe2200001f62538 R09: ff1100000cb50b58
[   14.759572][  T289] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.759780][  T289] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013fe1ce1
[   14.759984][  T289] FS:  00007f4469619840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.760222][  T289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.760391][  T289] CR2: 00000000214a2988 CR3: 0000000019447005 CR4: 0000000000771ef0
[   14.760603][  T289] PKRU: 55555554
[   14.760703][  T289] Call Trace:
[   14.760810][  T289]  <TASK>
[   14.760881][  T289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.761018][  T289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.761151][  T289]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.761289][  T289]  __dev_notify_flags (net/core/dev.c:9787)
[   14.761426][  T289]  ? netif_change_name (net/core/dev.c:1495)
[   14.761572][  T289]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.761708][  T289]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.761846][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.761982][  T289]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.762119][  T289]  netif_change_flags (net/core/dev.c:9820)
[   14.762255][  T289]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.762394][  T289]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.762541][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.762709][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.762846][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.762981][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.763114][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.763250][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.763384][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.763541][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.763677][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.763814][  T289]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.763947][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.764083][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.764218][  T289]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.764352][  T289]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.764488][  T289]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.764641][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.764780][  T289]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.764918][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.765054][  T289]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.765189][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.765322][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.765473][  T289]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.765617][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.765754][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.765888][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.766022][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.766157][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.766313][  T289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.766449][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.766591][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.766725][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.766865][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.766997][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.767131][  T289]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.767264][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.767399][  T289]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.767545][  T289]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.767694][  T289]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.767834][  T289]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.767968][  T289]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.768102][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.768237][  T289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.768373][  T289]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.768516][  T289]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.768651][  T289]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.768804][  T289]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.768937][  T289]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.769101][  T289]  ? move_addr_to_kernel (net/socket.c:258)
[   14.769234][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.769369][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.769513][  T289]  ___sys_sendmsg (net/socket.c:2752)
[   14.769646][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.769816][  T289]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.769985][  T289]  __sys_sendmsg (net/socket.c:2784)
[   14.770118][  T289]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.770249][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.770417][  T289]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.770556][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.770690][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.770830][  T289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.770965][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.771098][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.771263][  T289] RIP: 0033:0x7f446985308e
[   14.771402][  T289] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.771915][  T289] RSP: 002b:00007ffcb9a570c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.772117][  T289] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f446985308e
[   14.772317][  T289] RDX: 0000000000000000 RSI: 00007ffcb9a57170 RDI: 0000000000000005
[   14.772525][  T289] RBP: 00007ffcb9a570d0 R08: 0000000000000000 R09: 0000000000000000
[   14.772725][  T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   14.772932][  T289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb9a57840
| [   14.774292][  T289] ---[ end trace 0000000000000000 ]---
| [   14.781210][   T93] ------------[ cut here ]------------
| [   14.781422][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/93
| [   14.782102][   T93] Tainted: [W]=WARN
[   14.782243][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.782444][   T93] Workqueue: events_unbound linkwatch_event
[   14.782668][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.782890][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.783392][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   14.783611][   T93] RAX: 00000000ffffffa6 RBX: ff1100000fb138c0 RCX: 1ff40000000a0f02
[   14.783870][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb13978
[   14.784101][   T93] RBP: ff11000013fe1000 R08: 1fe2200001f62730 R09: ff110000066451a8
[   14.784338][   T93] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.784609][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.784879][   T93] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   14.785153][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.785359][   T93] CR2: 00007fc96cdd1574 CR3: 0000000038749001 CR4: 0000000000771ef0
[   14.785621][   T93] PKRU: 55555554
[   14.785777][   T93] Call Trace:
[   14.785958][   T93]  <TASK>
[   14.786069][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.786241][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.786415][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.786575][   T93]  netif_state_change (net/core/dev.c:1605)
[   14.786782][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.786986][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.787158][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.787333][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.787518][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.787692][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.787878][   T93]  process_one_work (kernel/workqueue.c:3314)
[   14.788058][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.788230][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.788406][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.788595][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.788792][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.788967][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.789137][   T93]  kthread (kernel/kthread.c:436)
[   14.789279][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.789487][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.789683][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.789869][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.790091][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.790264][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.790435][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.792035][   T93] ---[ end trace 0000000000000000 ]---
| [   14.792871][   T93] ------------[ cut here ]------------
| [   14.793040][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/93
| [   14.793690][   T93] Tainted: [W]=WARN
[   14.793845][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.794046][   T93] Workqueue: events_unbound linkwatch_event
[   14.794268][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.794491][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.795019][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   14.795222][   T93] RAX: 00000000ffffffa6 RBX: ff1100000c33f000 RCX: 1ff40000000a0f02
[   14.795453][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33f0b8
[   14.795701][   T93] RBP: ff11000013f1c000 R08: 1fe2200001867e18 R09: ff110000066451a8
[   14.795976][   T93] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.796209][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.796442][   T93] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   14.796767][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.796971][   T93] CR2: 00007fc96cdd1574 CR3: 0000000038749001 CR4: 0000000000771ef0
[   14.797204][   T93] PKRU: 55555554
[   14.797345][   T93] Call Trace:
[   14.797487][   T93]  <TASK>
[   14.797621][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.797812][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.797984][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.798126][   T93]  netif_state_change (net/core/dev.c:1605)
[   14.798301][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.798517][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.798693][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.798880][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.799057][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.799243][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.799417][   T93]  process_one_work (kernel/workqueue.c:3314)
[   14.799642][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.799827][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.800006][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.800193][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.800369][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.800587][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.800806][   T93]  kthread (kernel/kthread.c:436)
[   14.800947][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.801148][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.801322][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.801532][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.801757][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.801929][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.802102][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.803688][   T93] ---[ end trace 0000000000000000 ]---
| [   14.815794][  T290] ------------[ cut here ]------------
| [   14.815973][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/290
| [   14.816492][  T290] Tainted: [W]=WARN
[   14.816603][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.816783][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.816962][  T290] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.817449][  T290] RSP: 0018:ffa0000000bb6e20 EFLAGS: 00010286
[   14.817629][  T290] RAX: 00000000ffffffa6 RBX: ff1100000fbee3c0 RCX: 1ff4000000176d8a
[   14.817841][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbee478
[   14.818050][  T290] RBP: ff110000194c9000 R08: 1fe2200001f7dc90 R09: ff1100000cb55180
[   14.818256][  T290] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   14.818463][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000081f8408
[   14.818680][  T290] FS:  00007fe7d8da6840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   14.818928][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.819104][  T290] CR2: 000000000042ebe0 CR3: 000000001942f004 CR4: 0000000000771ef0
[   14.819314][  T290] PKRU: 55555554
[   14.819417][  T290] Call Trace:
[   14.819572][  T290]  <TASK>
[   14.819643][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.819787][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.819890][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.820061][  T290]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.820199][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.820339][  T290]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.820482][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.820626][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.821202][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.821344][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.821485][  T290]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.821629][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.821773][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.821912][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.822050][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.822187][  T290]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.822324][  T290]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.822463][  T290]  veth_newlink (drivers/net/veth.c:1871)
[   14.822613][  T290]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.822757][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.822895][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.823033][  T290]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.823183][  T290]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.823320][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.823459][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.823607][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.823750][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.823892][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.824032][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.824170][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.824311][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.824454][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.824604][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.824749][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.824891][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.825029][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.825170][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.825308][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.825447][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.825628][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.825774][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.825911][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.826051][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.826188][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.826326][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.826463][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.826624][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.826771][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.826907][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.827045][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.827186][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.827323][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.827461][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.827609][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.827751][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.827890][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.828027][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.828166][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.828338][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.828484][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.828626][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.828773][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.828948][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.829086][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.829225][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.829366][  T290]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.829511][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.829649][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.829791][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.829930][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.830067][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.830237][  T290] RIP: 0033:0x7fe7d8fe008e
[   14.830381][  T290] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.830885][  T290] RSP: 002b:00007ffffbd72dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.831092][  T290] RAX: ffffffffffffffda RBX: 00007ffffbd73578 RCX: 00007fe7d8fe008e
[   14.831299][  T290] RDX: 0000000000000000 RSI: 00007ffffbd72e80 RDI: 0000000000000005
[   14.831512][  T290] RBP: 00007ffffbd72de0 R08: 0000000000000000 R09: 0000000000000000
[   14.831715][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   14.831924][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd73540
| [   14.833310][  T290] ---[ end trace 0000000000000000 ]---
| [   14.845264][  T290] ------------[ cut here ]------------
| [   14.845421][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/290
| [   14.846473][  T290] Tainted: [W]=WARN
[   14.846593][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.846878][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.847054][  T290] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.847543][  T290] RSP: 0018:ffa0000000bb71a0 EFLAGS: 00010286
[   14.847717][  T290] RAX: 00000000ffffffa6 RBX: ff1100000c1351c0 RCX: 1ff4000000176dfa
[   14.847977][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c135278
[   14.848179][  T290] RBP: ff110000194bc000 R08: 1fe2200001826a50 R09: ff1100000cb55180
[   14.848388][  T290] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   14.848603][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.848862][  T290] FS:  00007fe7d8da6840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   14.849127][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.849298][  T290] CR2: 000000000042ebe0 CR3: 000000001942f004 CR4: 0000000000771ef0
[   14.849516][  T290] PKRU: 55555554
[   14.849617][  T290] Call Trace:
[   14.849722][  T290]  <TASK>
[   14.849847][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.849983][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.850086][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.850223][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.850363][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.850507][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.850646][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.850838][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.850976][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.851111][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.851247][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.851386][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.851537][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.851675][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.851863][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.852019][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.852157][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.852295][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.852431][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.852581][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.852716][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.852906][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.853044][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.853182][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.853318][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.853454][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.853598][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.853797][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.853932][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.854068][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.854203][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.854338][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.854478][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.854617][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.854809][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.854949][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.855082][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.855217][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.855384][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.855528][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.855681][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.855874][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.856051][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.856194][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.856330][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.856468][  T290]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.856615][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.856805][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.856941][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.857079][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.857214][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.857382][  T290] RIP: 0033:0x7fe7d8fe008e
[   14.857529][  T290] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.858066][  T290] RSP: 002b:00007ffffbd72dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.858274][  T290] RAX: ffffffffffffffda RBX: 00007ffffbd73578 RCX: 00007fe7d8fe008e
[   14.858491][  T290] RDX: 0000000000000000 RSI: 00007ffffbd72e80 RDI: 0000000000000005
[   14.858697][  T290] RBP: 00007ffffbd72de0 R08: 0000000000000000 R09: 0000000000000000
[   14.858954][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   14.859159][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbd73540
| [   14.860588][  T290] ---[ end trace 0000000000000000 ]---
| [   14.939994][  T293] ------------[ cut here ]------------
| [   14.940157][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/293
| [   14.940670][  T293] Tainted: [W]=WARN
[   14.941388][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.941569][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.941748][  T293] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.942218][  T293] RSP: 0018:ffa0000000bd7020 EFLAGS: 00010286
[   14.942386][  T293] RAX: 00000000ffffffa6 RBX: ff11000013c5d540 RCX: 1ff400000017adca
[   14.942593][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c5d5f8
[   14.942797][  T293] RBP: ff110000194bc000 R08: 1fe220000278bac0 R09: ff11000013e6d158
[   14.942996][  T293] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.943195][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194bcce1
[   14.943396][  T293] FS:  00007f8c929f4840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   14.943639][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.943814][  T293] CR2: 0000000011bf9988 CR3: 00000000194af001 CR4: 0000000000771ef0
[   14.944016][  T293] PKRU: 55555554
[   14.944116][  T293] Call Trace:
[   14.944214][  T293]  <TASK>
[   14.944284][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.944420][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.944529][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.944665][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   14.944806][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   14.944940][  T293]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.945074][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.945206][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.945339][  T293]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.945480][  T293]  netif_change_flags (net/core/dev.c:9820)
[   14.945623][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.945765][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.945900][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.946067][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.946200][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.946333][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.946466][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.946614][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.946752][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.946887][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.947020][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.947153][  T293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.947285][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.947418][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.947558][  T293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.947693][  T293]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.947832][  T293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.947967][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.948101][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.948237][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.948373][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.948517][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.948652][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.948790][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.948926][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.949058][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.949192][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.949326][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.949461][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.949605][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.949744][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.949878][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.950011][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.950145][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.950279][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.950412][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.950554][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.950688][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.950830][  T293]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.950962][  T293]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.951098][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.951233][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.951367][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.951511][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.951645][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.951785][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.951921][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.952054][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.952187][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.952352][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   14.952490][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.952628][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.952769][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   14.952903][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.953069][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.953214][  T293]  __sys_sendmsg (net/socket.c:2784)
[   14.953349][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.953485][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.953660][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.953799][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.953935][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.954068][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.954202][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.954336][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.954513][  T293] RIP: 0033:0x7f8c92c2e08e
[   14.954652][  T293] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.955135][  T293] RSP: 002b:00007fff3db3ccb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.955339][  T293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8c92c2e08e
[   14.955551][  T293] RDX: 0000000000000000 RSI: 00007fff3db3cd60 RDI: 0000000000000005
[   14.955759][  T293] RBP: 00007fff3db3ccc0 R08: 0000000000000000 R09: 0000000000000000
[   14.955959][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   14.956158][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3db3d430
| [   14.957519][  T293] ---[ end trace 0000000000000000 ]---
| [   15.038813][  T296] ------------[ cut here ]------------
| [   15.038975][  T296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/296
| [   15.039487][  T296] Tainted: [W]=WARN
[   15.039595][  T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.039769][  T296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.039949][  T296] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.040429][  T296] RSP: 0018:ffa0000000bf7020 EFLAGS: 00010286
[   15.040611][  T296] RAX: 00000000ffffffa6 RBX: ff1100000c33f1c0 RCX: 1ff400000017edca
[   15.040815][  T296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33f278
[   15.041015][  T296] RBP: ff110000194c9000 R08: 1fe2200001867e50 R09: ff1100000d275158
[   15.041213][  T296] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.041414][  T296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194c9ce1
[   15.041623][  T296] FS:  00007fa204122840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   15.041866][  T296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.042037][  T296] CR2: 00007fa2043f21a0 CR3: 00000000195a7004 CR4: 0000000000771ef0
[   15.042242][  T296] PKRU: 55555554
[   15.042343][  T296] Call Trace:
[   15.042445][  T296]  <TASK>
[   15.042525][  T296]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.042663][  T296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.042769][  T296]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.042903][  T296]  __dev_notify_flags (net/core/dev.c:9787)
[   15.043038][  T296]  ? netif_change_name (net/core/dev.c:1495)
[   15.043172][  T296]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.043307][  T296]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.043440][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.043584][  T296]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.043720][  T296]  netif_change_flags (net/core/dev.c:9820)
[   15.043859][  T296]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.043995][  T296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.044130][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.044297][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.044431][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.044575][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.044709][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.044847][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.044984][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.045117][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.045250][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.045385][  T296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.045524][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.045657][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.045851][  T296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.045987][  T296]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.046122][  T296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.046255][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.046391][  T296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.046539][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.046676][  T296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.046867][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.047002][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.047135][  T296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.047271][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.047405][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.047549][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.047686][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.047876][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.048063][  T296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.048198][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.048332][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.048465][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.048612][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.048798][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.048935][  T296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.049071][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.049206][  T296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.049342][  T296]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.049482][  T296]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.049623][  T296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.049813][  T296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.049950][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.050086][  T296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.050221][  T296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.050355][  T296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.050493][  T296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.050630][  T296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.050841][  T296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.051008][  T296]  ? move_addr_to_kernel (net/socket.c:258)
[   15.051145][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.051279][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.051413][  T296]  ___sys_sendmsg (net/socket.c:2752)
[   15.051552][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.051719][  T296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.051939][  T296]  __sys_sendmsg (net/socket.c:2784)
[   15.052076][  T296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.052210][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.052378][  T296]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.052519][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.052655][  T296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.052874][  T296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.053008][  T296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.053142][  T296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.053308][  T296] RIP: 0033:0x7fa20435c08e
[   15.053447][  T296] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.054017][  T296] RSP: 002b:00007ffd3ba01300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.054221][  T296] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa20435c08e
[   15.054422][  T296] RDX: 0000000000000000 RSI: 00007ffd3ba013b0 RDI: 0000000000000005
[   15.054628][  T296] RBP: 00007ffd3ba01310 R08: 0000000000000000 R09: 0000000000000000
[   15.054906][  T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.055106][  T296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3ba01a80
| [   15.056540][  T296] ---[ end trace 0000000000000000 ]---
| [   15.057847][   T93] ------------[ cut here ]------------
| [   15.057990][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/93
| [   15.058530][   T93] Tainted: [W]=WARN
[   15.058624][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.058787][   T93] Workqueue: events_unbound linkwatch_event
[   15.058951][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.059117][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.059569][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   15.059777][   T93] RAX: 00000000ffffffa6 RBX: ff11000013c82c80 RCX: 1ff40000000a0f02
[   15.059958][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c82d38
[   15.060137][   T93] RBP: ff110000194c9000 R08: 1fe22000027905a8 R09: ff110000066451a8
[   15.060325][   T93] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.060512][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.060698][   T93] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.060915][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.061072][   T93] CR2: 00007f776420d574 CR3: 00000000195a7002 CR4: 0000000000771ef0
[   15.061256][   T93] PKRU: 55555554
[   15.061345][   T93] Call Trace:
[   15.061435][   T93]  <TASK>
[   15.061502][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.061627][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.061757][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.061848][   T93]  netif_state_change (net/core/dev.c:1605)
[   15.061969][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.062121][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.062238][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.062363][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.062490][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.062623][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.062750][   T93]  process_one_work (kernel/workqueue.c:3314)
[   15.062874][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.062995][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.063118][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.063239][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.063359][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.063483][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.063613][   T93]  kthread (kernel/kthread.c:436)
[   15.063707][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.063867][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.063987][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.064108][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.064258][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.064403][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.064538][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.065739][   T93] ---[ end trace 0000000000000000 ]---
| [   15.066336][   T93] ------------[ cut here ]------------
| [   15.066478][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/93
| [   15.067038][   T93] Tainted: [W]=WARN
[   15.067133][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.067290][   T93] Workqueue: events_unbound linkwatch_event
[   15.067450][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.067618][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.068071][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   15.068228][   T93] RAX: 00000000ffffffa6 RBX: ff11000013c83700 RCX: 1ff40000000a0f02
[   15.068412][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c837b8
[   15.068604][   T93] RBP: ff110000194bc000 R08: 1fe22000027906f8 R09: ff110000066451a8
[   15.068852][   T93] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.069043][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.069232][   T93] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.069448][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.069627][   T93] CR2: 0000556582545d5c CR3: 000000000d4d2002 CR4: 0000000000771ef0
[   15.069821][   T93] PKRU: 55555554
[   15.069914][   T93] Call Trace:
[   15.070006][   T93]  <TASK>
[   15.070070][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.070195][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.070322][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.070416][   T93]  netif_state_change (net/core/dev.c:1605)
[   15.070549][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.070705][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.070842][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.070967][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.071094][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.071218][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.071342][   T93]  process_one_work (kernel/workqueue.c:3314)
[   15.071469][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.071607][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.071743][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.071870][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.071996][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.072120][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.072245][   T93]  kthread (kernel/kthread.c:436)
[   15.072338][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.072499][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.072632][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.072763][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.072919][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.073043][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.073168][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.074366][   T93] ---[ end trace 0000000000000000 ]---
| [   15.101776][  T297] ------------[ cut here ]------------
| [   15.101976][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/297
| [   15.102613][  T297] Tainted: [W]=WARN
[   15.102777][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.102995][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.103220][  T297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.104435][  T297] RSP: 0018:ffa0000000c06e20 EFLAGS: 00010286
[   15.104776][  T297] RAX: 00000000ffffffa6 RBX: ff11000013d5bc40 RCX: 1ff4000000180d8a
[   15.105079][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d5bcf8
[   15.105329][  T297] RBP: ff11000019651000 R08: 1fe22000027ab7a0 R09: ff1100000d270b80
[   15.105596][  T297] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.105856][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3ed908
[   15.106107][  T297] FS:  00007fcbec043840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   15.106393][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.106630][  T297] CR2: 000000000042ebe0 CR3: 000000000338b006 CR4: 0000000000771ef0
[   15.106900][  T297] PKRU: 55555554
[   15.107050][  T297] Call Trace:
[   15.107198][  T297]  <TASK>
[   15.107316][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.107513][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.107676][  T297]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.107911][  T297]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.108094][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   15.108278][  T297]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.108462][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   15.108661][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.108855][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.109042][  T297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.109232][  T297]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.109416][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.109617][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.109817][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.110002][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.110188][  T297]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.110373][  T297]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.110610][  T297]  veth_newlink (drivers/net/veth.c:1871)
[   15.110813][  T297]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.110996][  T297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.111182][  T297]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.111365][  T297]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.111580][  T297]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.111777][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.111966][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.112151][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.112336][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.112536][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.112723][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.112920][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.113106][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.113299][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.113491][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.113693][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.113891][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.114074][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.114262][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.114447][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.114645][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.114847][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.115031][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.115215][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.115402][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.115600][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.115800][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.115983][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.116166][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.116378][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.116580][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.116780][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.116967][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.117152][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.117337][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.117548][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.117751][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.117937][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.118122][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.118307][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.118539][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   15.118729][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   15.118929][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.119119][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.119342][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.119568][  T297]  __sys_sendmsg (net/socket.c:2784)
[   15.119766][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.119957][  T297]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.120143][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.120330][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.120528][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.120719][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.120917][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.121137][  T297] RIP: 0033:0x7fcbec27d08e
[   15.121326][  T297] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.121894][  T297] RSP: 002b:00007ffc169e6790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.122147][  T297] RAX: ffffffffffffffda RBX: 00007ffc169e6f38 RCX: 00007fcbec27d08e
[   15.122400][  T297] RDX: 0000000000000000 RSI: 00007ffc169e6840 RDI: 0000000000000005
[   15.122669][  T297] RBP: 00007ffc169e67a0 R08: 0000000000000000 R09: 0000000000000000
[   15.122935][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.123189][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc169e6f00
| [   15.124939][  T297] ---[ end trace 0000000000000000 ]---
| [   15.137036][  T297] ------------[ cut here ]------------
| [   15.137211][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/297
| [   15.137731][  T297] Tainted: [W]=WARN
[   15.137846][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.138018][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.138197][  T297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.138691][  T297] RSP: 0018:ffa0000000c071a0 EFLAGS: 00010286
[   15.138867][  T297] RAX: 00000000ffffffa6 RBX: ff11000013c59e00 RCX: 1ff4000000180dfa
[   15.139072][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c59eb8
[   15.139275][  T297] RBP: ff1100000d69c000 R08: 1fe220000278b3d8 R09: ff1100000d270b80
[   15.139482][  T297] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.139687][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.139898][  T297] FS:  00007fcbec043840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   15.140137][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.140308][  T297] CR2: 00007fa2043f21a0 CR3: 000000000338b005 CR4: 0000000000771ef0
[   15.140520][  T297] PKRU: 55555554
[   15.140622][  T297] Call Trace:
[   15.140723][  T297]  <TASK>
[   15.140799][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.140939][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.141043][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   15.141181][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   15.141319][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.141457][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.141638][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.141778][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.141913][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.142045][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.142178][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.142313][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.142450][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.142593][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.142725][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.142863][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.143002][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.143135][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.143268][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.143401][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.143544][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.143675][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.143814][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.143948][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.144081][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.144214][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.144346][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.144486][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.144623][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.144762][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.144895][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.145029][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.145163][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.145297][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.145431][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.145576][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.145709][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.145906][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.146129][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   15.146266][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   15.146400][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.146547][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.146715][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.146875][  T297]  __sys_sendmsg (net/socket.c:2784)
[   15.147007][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.147143][  T297]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.147277][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.147411][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.147551][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.147683][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.147823][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.147987][  T297] RIP: 0033:0x7fcbec27d08e
[   15.148125][  T297] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.148603][  T297] RSP: 002b:00007ffc169e6790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.148808][  T297] RAX: ffffffffffffffda RBX: 00007ffc169e6f38 RCX: 00007fcbec27d08e
[   15.149004][  T297] RDX: 0000000000000000 RSI: 00007ffc169e6840 RDI: 0000000000000005
[   15.149204][  T297] RBP: 00007ffc169e67a0 R08: 0000000000000000 R09: 0000000000000000
[   15.149402][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.149611][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc169e6f00
| [   15.150943][  T297] ---[ end trace 0000000000000000 ]---
| [   15.223295][  T300] ------------[ cut here ]------------
| [   15.223467][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/300
| [   15.223984][  T300] Tainted: [W]=WARN
[   15.224082][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.224244][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.224414][  T300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.224940][  T300] RSP: 0018:ffa0000000c27020 EFLAGS: 00010286
[   15.225114][  T300] RAX: 00000000ffffffa6 RBX: ff11000013c60580 RCX: 1ff4000000184dca
[   15.225314][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c60638
[   15.225521][  T300] RBP: ff1100000d69c000 R08: 1fe220000278c0c8 R09: ff110000094e0b58
[   15.225719][  T300] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.225927][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d69cce1
[   15.226129][  T300] FS:  00007f1dbf439840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   15.226364][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.226542][  T300] CR2: 000000000c7d4988 CR3: 000000001961f001 CR4: 0000000000771ef0
[   15.226748][  T300] PKRU: 55555554
[   15.226847][  T300] Call Trace:
[   15.226948][  T300]  <TASK>
[   15.227018][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.227153][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.227258][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.227391][  T300]  __dev_notify_flags (net/core/dev.c:9787)
[   15.227538][  T300]  ? netif_change_name (net/core/dev.c:1495)
[   15.227673][  T300]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.228175][  T300]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.228312][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.228449][  T300]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.228590][  T300]  netif_change_flags (net/core/dev.c:9820)
[   15.228726][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.228866][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.229001][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.229169][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.229302][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.229442][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.229581][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.229712][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.229845][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.229975][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.230106][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.230235][  T300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.230362][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.230498][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.230631][  T300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.230765][  T300]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.230897][  T300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.231027][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.231157][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.231288][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.231421][  T300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.231562][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.231691][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.231827][  T300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.231959][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.232089][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.232217][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.232345][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.232482][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.232661][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.232801][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.232934][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.233068][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.233204][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.233337][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.233476][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.233617][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.233753][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.233892][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.234029][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.234163][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.234297][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.234432][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.234578][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.234717][  T300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.234857][  T300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.234992][  T300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.235125][  T300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.235257][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.235424][  T300]  ? move_addr_to_kernel (net/socket.c:258)
[   15.235569][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.235702][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.235842][  T300]  ___sys_sendmsg (net/socket.c:2752)
[   15.235976][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.236141][  T300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.236286][  T300]  __sys_sendmsg (net/socket.c:2784)
[   15.236418][  T300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.236585][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.236759][  T300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.236893][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.237026][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.237162][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.237296][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.237429][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.237605][  T300] RIP: 0033:0x7f1dbf67308e
[   15.237748][  T300] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.238220][  T300] RSP: 002b:00007ffd4c33e0c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.238420][  T300] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1dbf67308e
[   15.238625][  T300] RDX: 0000000000000000 RSI: 00007ffd4c33e170 RDI: 0000000000000005
[   15.238827][  T300] RBP: 00007ffd4c33e0d0 R08: 0000000000000000 R09: 0000000000000000
[   15.239027][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.239225][  T300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c33e840
| [   15.240575][  T300] ---[ end trace 0000000000000000 ]---
| [   15.298388][   T36] ------------[ cut here ]------------
| [   15.298554][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   15.299112][   T36] Tainted: [W]=WARN
[   15.299208][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.299357][   T36] Workqueue: events_unbound linkwatch_event
[   15.299521][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.299677][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.300137][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.300292][   T36] RAX: 00000000ffffffa6 RBX: ff1100000c33f380 RCX: 1ff4000000051f02
[   15.300470][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33f438
[   15.300659][   T36] RBP: ff11000008ee4000 R08: 1fe2200001867e88 R09: ff11000001d651a8
[   15.300858][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.301053][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.301271][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.301485][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.301640][   T36] CR2: 0000556582545d5c CR3: 000000000d4d2003 CR4: 0000000000771ef0
[   15.301829][   T36] PKRU: 55555554
[   15.301919][   T36] Call Trace:
[   15.302013][   T36]  <TASK>
[   15.302077][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.302203][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.302334][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.302429][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.302560][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.302711][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.302835][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.302954][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.303077][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.303197][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.303319][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.303444][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.303577][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.303702][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.303869][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.303990][   T36]  kthread (kernel/kthread.c:436)
[   15.304082][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.304237][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.304360][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.304488][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.304648][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.304777][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.304933][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.306118][   T36] ---[ end trace 0000000000000000 ]---
| [   15.335776][  T303] ------------[ cut here ]------------
| [   15.335974][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/303
| [   15.336595][  T303] Tainted: [W]=WARN
[   15.336755][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.336968][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.337206][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.337755][  T303] RSP: 0018:ffa0000000c57020 EFLAGS: 00010286
[   15.337969][  T303] RAX: 00000000ffffffa6 RBX: ff1100000c9ca900 RCX: 1ff400000018adca
[   15.338206][  T303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9ca9b8
[   15.338446][  T303] RBP: ff11000019651000 R08: 1fe2200001939538 R09: ff1100000d64d158
[   15.338719][  T303] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.338979][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019651ce1
[   15.339228][  T303] FS:  00007f076526a840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   15.339520][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.339747][  T303] CR2: 0000000005d4e988 CR3: 0000000019637001 CR4: 0000000000771ef0
[   15.339988][  T303] PKRU: 55555554
[   15.340132][  T303] Call Trace:
[   15.340277][  T303]  <TASK>
[   15.340393][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.340594][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.340754][  T303]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.340933][  T303]  __dev_notify_flags (net/core/dev.c:9787)
[   15.341115][  T303]  ? netif_change_name (net/core/dev.c:1495)
[   15.341294][  T303]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.341477][  T303]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.341674][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.341872][  T303]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.342055][  T303]  netif_change_flags (net/core/dev.c:9820)
[   15.342240][  T303]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.342422][  T303]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.342619][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.342847][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.343028][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.343209][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.343388][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.343587][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.343784][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.343965][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.344143][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.344322][  T303]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.344513][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.344701][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.344897][  T303]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.345080][  T303]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.345259][  T303]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.345439][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.345634][  T303]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.345831][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.346014][  T303]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.346196][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.346379][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.346587][  T303]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.346783][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.346962][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.347142][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.347322][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.347515][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.347697][  T303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.347890][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.348069][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.348246][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.348427][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.348622][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.348817][  T303]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.348998][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.349181][  T303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.349363][  T303]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.349561][  T303]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.349754][  T303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.349938][  T303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.350120][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.350303][  T303]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.350489][  T303]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.350685][  T303]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.350882][  T303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.351083][  T303]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.351268][  T303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.351481][  T303]  ? move_addr_to_kernel (net/socket.c:258)
[   15.351676][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.351867][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.352052][  T303]  ___sys_sendmsg (net/socket.c:2752)
[   15.352230][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.352444][  T303]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.352646][  T303]  __sys_sendmsg (net/socket.c:2784)
[   15.352840][  T303]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.353017][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.353227][  T303]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.353407][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.353604][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.353795][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.353972][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.354148][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.354354][  T303] RIP: 0033:0x7f07654a408e
[   15.354562][  T303] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.355092][  T303] RSP: 002b:00007ffd3b37f250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.355343][  T303] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f07654a408e
[   15.355600][  T303] RDX: 0000000000000000 RSI: 00007ffd3b37f300 RDI: 0000000000000005
[   15.355861][  T303] RBP: 00007ffd3b37f260 R08: 0000000000000000 R09: 0000000000000000
[   15.356106][  T303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.356349][  T303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3b37f9d0
| [   15.358046][  T303] ---[ end trace 0000000000000000 ]---
| [   15.359298][   T38] ------------[ cut here ]------------
| [   15.359445][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   15.360024][   T38] Tainted: [W]=WARN
[   15.360117][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.360268][   T38] Workqueue: events_unbound linkwatch_event
[   15.360426][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.360594][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.361031][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.361184][   T38] RAX: 00000000ffffffa6 RBX: ff1100000c9cbe00 RCX: 1ff4000000055f02
[   15.361362][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cbeb8
[   15.361552][   T38] RBP: ff11000019651000 R08: 1fe22000019397d8 R09: ff11000001d92ea8
[   15.361787][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.361975][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.362162][   T38] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.362382][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.362549][   T38] CR2: 0000556582545d5c CR3: 000000000d4d2003 CR4: 0000000000771ef0
[   15.362745][   T38] PKRU: 55555554
[   15.362842][   T38] Call Trace:
[   15.362936][   T38]  <TASK>
[   15.363002][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.363133][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.363259][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.363354][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.363486][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.363648][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.363778][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.363904][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.364031][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.364157][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.364284][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.364421][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.364552][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.364684][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.364838][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.364980][   T38]  kthread (kernel/kthread.c:436)
[   15.365072][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.365225][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.365350][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.365512][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.365667][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.365797][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.365919][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.367102][   T38] ---[ end trace 0000000000000000 ]---
| [   15.367766][   T38] ------------[ cut here ]------------
| [   15.367888][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   15.368417][   T38] Tainted: [W]=WARN
[   15.368524][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.368683][   T38] Workqueue: events_unbound linkwatch_event
[   15.368856][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.369105][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.369644][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.369812][   T38] RAX: 00000000ffffffa6 RBX: ff11000005f25a80 RCX: 1ff4000000055f02
[   15.369996][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005f25b38
[   15.370259][   T38] RBP: ff1100000d69c000 R08: 1fe2200000be4b68 R09: ff11000001d92ea8
[   15.370450][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.370642][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.370828][   T38] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.371043][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.371274][   T38] CR2: 0000556582545d5c CR3: 000000000d4d2003 CR4: 0000000000771ef0
[   15.371461][   T38] PKRU: 55555554
[   15.371566][   T38] Call Trace:
[   15.371657][   T38]  <TASK>
[   15.371720][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.371922][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.372045][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.372139][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.372266][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.372509][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.372634][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.372761][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.372883][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.373079][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.373200][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.373326][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.373446][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.373579][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.373704][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.373831][   T38]  kthread (kernel/kthread.c:436)
[   15.373922][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.374154][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.374278][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.374400][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.374566][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.374691][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.374819][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.376080][   T38] ---[ end trace 0000000000000000 ]---
| [   15.396649][  T304] ------------[ cut here ]------------
| [   15.396823][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/304
| [   15.397330][  T304] Tainted: [W]=WARN
[   15.397435][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.397622][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.397804][  T304] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.398280][  T304] RSP: 0018:ffa0000000b56e20 EFLAGS: 00010286
[   15.398455][  T304] RAX: 00000000ffffffa6 RBX: ff1100000a465380 RCX: 1ff400000016ad8a
[   15.398669][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a465438
[   15.398877][  T304] RBP: ff11000008c69000 R08: 1fe220000148ca88 R09: ff1100000d4fae80
[   15.399079][  T304] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.399278][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca1c088
[   15.399488][  T304] FS:  00007f1918901840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   15.399741][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.399910][  T304] CR2: 000000000042ebe0 CR3: 000000000fb6d006 CR4: 0000000000771ef0
[   15.400110][  T304] PKRU: 55555554
[   15.400210][  T304] Call Trace:
[   15.400310][  T304]  <TASK>
[   15.400380][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.400530][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.400635][  T304]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.400811][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.400944][  T304]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.401078][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.401211][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.401344][  T304]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.401488][  T304]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.401632][  T304]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.401773][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.401908][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.402044][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.402196][  T304]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.402329][  T304]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.402467][  T304]  veth_newlink (drivers/net/veth.c:1871)
[   15.402640][  T304]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.402779][  T304]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.402915][  T304]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.403049][  T304]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.403197][  T304]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.403331][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.403468][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.403620][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.403764][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.403900][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.404035][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.404171][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.404306][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.404444][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.404596][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.404739][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.404874][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.405008][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.405145][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.405280][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.405414][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.405557][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.405690][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.405829][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.405965][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.406099][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.406236][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.406376][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.406524][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.406661][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.406801][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.406937][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.407072][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.407206][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.407346][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.407488][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.407629][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.407770][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.407905][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.408039][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.408205][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.408347][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.408490][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.408636][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.408814][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.408950][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.409085][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.409223][  T304]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.409360][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.409511][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.409645][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.409791][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.409928][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.410095][  T304] RIP: 0033:0x7f1918b3b08e
[   15.410236][  T304] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.410728][  T304] RSP: 002b:00007ffff192a790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.410936][  T304] RAX: ffffffffffffffda RBX: 00007ffff192af38 RCX: 00007f1918b3b08e
[   15.411166][  T304] RDX: 0000000000000000 RSI: 00007ffff192a840 RDI: 0000000000000005
[   15.411369][  T304] RBP: 00007ffff192a7a0 R08: 0000000000000000 R09: 0000000000000000
[   15.411578][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.411781][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff192af00
| [   15.413130][  T304] ---[ end trace 0000000000000000 ]---
| [   15.427277][  T304] ------------[ cut here ]------------
| [   15.427457][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/304
| [   15.427992][  T304] Tainted: [W]=WARN
[   15.428093][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.428258][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.428453][  T304] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.428942][  T304] RSP: 0018:ffa0000000b571a0 EFLAGS: 00010286
[   15.429108][  T304] RAX: 00000000ffffffa6 RBX: ff11000006525e00 RCX: 1ff400000016adfa
[   15.429305][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000006525eb8
[   15.429512][  T304] RBP: ff11000009101000 R08: 1fe2200000ca4bd8 R09: ff1100000d4fae80
[   15.429710][  T304] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.429910][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.430134][  T304] FS:  00007f1918901840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   15.430365][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.430543][  T304] CR2: 000000000042ebe0 CR3: 000000000fb6d006 CR4: 0000000000771ef0
[   15.430748][  T304] PKRU: 55555554
[   15.430849][  T304] Call Trace:
[   15.430948][  T304]  <TASK>
[   15.431018][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.431152][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.431254][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.431386][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.431527][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.431660][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.431799][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.431933][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.432067][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.432218][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.432353][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.432493][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.432677][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.432853][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.432985][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.433119][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.433253][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.433386][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.433527][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.433659][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.433795][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.433927][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.434060][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.434193][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.434325][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.434458][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.434629][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.434769][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.434900][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.435033][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.435177][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.435308][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.435441][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.435585][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.435718][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.435855][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.435989][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.436121][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.436286][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.436420][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.436558][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.436693][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.436867][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.437000][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.437133][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.437268][  T304]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.437400][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.437542][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.437675][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.437811][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.437943][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.438107][  T304] RIP: 0033:0x7f1918b3b08e
[   15.438245][  T304] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.438753][  T304] RSP: 002b:00007ffff192a790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.438953][  T304] RAX: ffffffffffffffda RBX: 00007ffff192af38 RCX: 00007f1918b3b08e
[   15.439151][  T304] RDX: 0000000000000000 RSI: 00007ffff192a840 RDI: 0000000000000005
[   15.439347][  T304] RBP: 00007ffff192a7a0 R08: 0000000000000000 R09: 0000000000000000
[   15.439557][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.439759][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff192af00
| [   15.441083][  T304] ---[ end trace 0000000000000000 ]---
| [   15.534403][  T307] ------------[ cut here ]------------
| [   15.534628][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/307
| [   15.535239][  T307] Tainted: [W]=WARN
[   15.535398][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.535631][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.535866][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.536385][  T307] RSP: 0018:ffa00000009c7020 EFLAGS: 00010286
[   15.536620][  T307] RAX: 00000000ffffffa6 RBX: ff1100000d6b63c0 RCX: 1ff4000000138dca
[   15.536954][  T307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6b6478
[   15.537275][  T307] RBP: ff11000009101000 R08: 1fe2200001ad6c90 R09: ff11000001f05158
[   15.537672][  T307] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.538014][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009101ce1
[   15.538328][  T307] FS:  00007f9c02e8f840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   15.538682][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.538927][  T307] CR2: 000000003a9fa988 CR3: 000000000c309003 CR4: 0000000000771ef0
[   15.539175][  T307] PKRU: 55555554
[   15.539324][  T307] Call Trace:
[   15.539504][  T307]  <TASK>
[   15.539632][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.539839][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.539986][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.540164][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   15.540344][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   15.540539][  T307]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.540723][  T307]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.540921][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.541105][  T307]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.541287][  T307]  netif_change_flags (net/core/dev.c:9820)
[   15.541466][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.541664][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.541851][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.542065][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.542250][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.542429][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.542625][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.542819][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.543004][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.543183][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.543363][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.543558][  T307]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.543748][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.543926][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.544105][  T307]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.544285][  T307]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.544465][  T307]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.544661][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.544857][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.545039][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.545220][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.545402][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.545602][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.545797][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.545976][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.546155][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.546333][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.546528][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.546715][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.546908][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.547087][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.547264][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.547441][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.547657][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.547847][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.548028][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.548204][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.548383][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.548586][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.548775][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.548956][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.549155][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.549334][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.549530][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.549711][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.549902][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.550081][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.550260][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.550439][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.550669][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   15.550866][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.551050][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.551230][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   15.551408][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.551637][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.551842][  T307]  __sys_sendmsg (net/socket.c:2784)
[   15.552020][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.552197][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.552446][  T307]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.552645][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.552844][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.553027][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.553209][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.553394][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.553629][  T307] RIP: 0033:0x7f9c030c908e
[   15.553831][  T307] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.554349][  T307] RSP: 002b:00007ffc58e56ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.554617][  T307] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c030c908e
[   15.554879][  T307] RDX: 0000000000000000 RSI: 00007ffc58e56fa0 RDI: 0000000000000005
[   15.555125][  T307] RBP: 00007ffc58e56f00 R08: 0000000000000000 R09: 0000000000000000
[   15.555372][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.555655][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc58e57670
| [   15.557366][  T307] ---[ end trace 0000000000000000 ]---
| [   15.629695][  T310] ------------[ cut here ]------------
| [   15.629860][  T310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/310
| [   15.630352][  T310] Tainted: [W]=WARN
[   15.630451][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.630627][  T310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.630804][  T310] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.631263][  T310] RSP: 0018:ffa0000000c87020 EFLAGS: 00010286
[   15.631427][  T310] RAX: 00000000ffffffa6 RBX: ff1100000d63a3c0 RCX: 1ff4000000190dca
[   15.631632][  T310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d63a478
[   15.631831][  T310] RBP: ff11000008c69000 R08: 1fe2200001ac7490 R09: ff11000001f45158
[   15.632028][  T310] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.632222][  T310] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c69ce1
[   15.632420][  T310] FS:  00007f09d3f3c840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.632659][  T310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.632832][  T310] CR2: 000000002184d988 CR3: 000000000330a001 CR4: 0000000000771ef0
[   15.633028][  T310] PKRU: 55555554
[   15.633126][  T310] Call Trace:
[   15.633223][  T310]  <TASK>
[   15.633290][  T310]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.633424][  T310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.633532][  T310]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.633662][  T310]  __dev_notify_flags (net/core/dev.c:9787)
[   15.633801][  T310]  ? netif_change_name (net/core/dev.c:1495)
[   15.633931][  T310]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.634062][  T310]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.634192][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.634322][  T310]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.634458][  T310]  netif_change_flags (net/core/dev.c:9820)
[   15.634601][  T310]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.634732][  T310]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.634869][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.635031][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.635162][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.635293][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.635422][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.635582][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.635719][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.635861][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.635996][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.636136][  T310]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.636271][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.636408][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.636555][  T310]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.636693][  T310]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.636832][  T310]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.636966][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.637101][  T310]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.637237][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.637374][  T310]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.637523][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.637661][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.637803][  T310]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.637940][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.638083][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.638217][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.638352][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.638490][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.638633][  T310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.638773][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.638909][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.639037][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.639168][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.639299][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.639429][  T310]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.639571][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.639703][  T310]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.639843][  T310]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.639973][  T310]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.640106][  T310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.640237][  T310]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.640369][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.640510][  T310]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.640644][  T310]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.640781][  T310]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.640911][  T310]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.641041][  T310]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.641170][  T310]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.641332][  T310]  ? move_addr_to_kernel (net/socket.c:258)
[   15.641464][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.641606][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.641743][  T310]  ___sys_sendmsg (net/socket.c:2752)
[   15.641872][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.642032][  T310]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.642171][  T310]  __sys_sendmsg (net/socket.c:2784)
[   15.642301][  T310]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.642430][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.642605][  T310]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.642742][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.642873][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.643002][  T310]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.643133][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.643261][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.643422][  T310] RIP: 0033:0x7f09d417608e
[   15.643566][  T310] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.644033][  T310] RSP: 002b:00007ffd6cab6950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.644229][  T310] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f09d417608e
[   15.644425][  T310] RDX: 0000000000000000 RSI: 00007ffd6cab6a00 RDI: 0000000000000005
[   15.644630][  T310] RBP: 00007ffd6cab6960 R08: 0000000000000000 R09: 0000000000000000
[   15.644830][  T310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d953
[   15.645025][  T310] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6cab70d0
| [   15.646324][  T310] ---[ end trace 0000000000000000 ]---
| [   15.647708][   T36] ------------[ cut here ]------------
| [   15.647900][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   15.648411][   T36] Tainted: [W]=WARN
[   15.648514][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.648665][   T36] Workqueue: events_unbound linkwatch_event
[   15.648828][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.648984][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.649410][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.649569][   T36] RAX: 00000000ffffffa6 RBX: ff11000013c7c580 RCX: 1ff4000000051f02
[   15.649766][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c7c638
[   15.649946][   T36] RBP: ff11000008c69000 R08: 1fe220000278f8c8 R09: ff11000001d651a8
[   15.650124][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.650302][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.650515][   T36] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.650724][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.650885][   T36] CR2: 00007f5f7deb3574 CR3: 0000000038749006 CR4: 0000000000771ef0
[   15.651064][   T36] PKRU: 55555554
[   15.651153][   T36] Call Trace:
[   15.651242][   T36]  <TASK>
[   15.651304][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.651425][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.651553][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.651646][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.651773][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.651928][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.652047][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.652167][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.652290][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.652410][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.652545][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.652669][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.652796][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.652920][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.653044][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.653165][   T36]  kthread (kernel/kthread.c:436)
[   15.653255][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.653405][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.653535][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.653659][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.653814][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.653934][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.654055][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.655207][   T36] ---[ end trace 0000000000000000 ]---
| [   15.665594][   T36] ------------[ cut here ]------------
| [   15.665752][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   15.666263][   T36] Tainted: [W]=WARN
[   15.666354][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.666518][   T36] Workqueue: events_unbound linkwatch_event
[   15.666672][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.666834][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.667260][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.667416][   T36] RAX: 00000000ffffffa6 RBX: ff11000013c7ce40 RCX: 1ff4000000051f02
[   15.667606][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c7cef8
[   15.667789][   T36] RBP: ff11000009101000 R08: 1fe220000278f9e0 R09: ff11000001d651a8
[   15.667965][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.668142][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.668321][   T36] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.668543][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.668697][   T36] CR2: 00007f5f7deb3574 CR3: 0000000038749006 CR4: 0000000000771ef0
[   15.668885][   T36] PKRU: 55555554
[   15.668975][   T36] Call Trace:
[   15.669064][   T36]  <TASK>
[   15.669126][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.669247][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.669367][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.669463][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.669595][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.669748][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.669868][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.669989][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.670111][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.670230][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.670351][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.670478][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.670606][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.670729][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.670858][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.670978][   T36]  kthread (kernel/kthread.c:436)
[   15.671073][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.671222][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.671341][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.671462][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.671620][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.671744][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.671863][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.673007][   T36] ---[ end trace 0000000000000000 ]---
| [   15.686612][  T311] ------------[ cut here ]------------
| [   15.686786][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/311
| [   15.687298][  T311] Tainted: [W]=WARN
[   15.687400][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.687580][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.688203][  T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.688686][  T311] RSP: 0018:ffa0000000c86e20 EFLAGS: 00010286
[   15.688860][  T311] RAX: 00000000ffffffa6 RBX: ff1100000fbeeac0 RCX: 1ff4000000190d8a
[   15.689061][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbeeb78
[   15.689267][  T311] RBP: ff110000194e1000 R08: 1fe2200001f7dd70 R09: ff110000094e5180
[   15.689481][  T311] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.689683][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c239c88
[   15.689889][  T311] FS:  00007fa9175e8840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.690122][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.690297][  T311] CR2: 000000000042ebe0 CR3: 000000000fa4f003 CR4: 0000000000771ef0
[   15.690549][  T311] PKRU: 55555554
[   15.690655][  T311] Call Trace:
[   15.690766][  T311]  <TASK>
[   15.690837][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.690976][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.691080][  T311]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.691252][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.691391][  T311]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.691539][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.691676][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.691829][  T311]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.691964][  T311]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.692098][  T311]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.692236][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.692373][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.692517][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.692650][  T311]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.692788][  T311]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.692923][  T311]  veth_newlink (drivers/net/veth.c:1871)
[   15.693058][  T311]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.693189][  T311]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.693324][  T311]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.693455][  T311]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.693610][  T311]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.693748][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.693888][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.694027][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.694166][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.694299][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.694435][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.694579][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.694717][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.694866][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.695003][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.695140][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.695273][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.695407][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.695552][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.695686][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.695824][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.695957][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.696089][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.696221][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.696354][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.696490][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.696628][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.696771][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.696906][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.697042][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.697174][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.697308][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.697442][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.697591][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.697725][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.697864][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.697998][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.698132][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.698265][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.698401][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.698585][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.698728][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.698867][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.699004][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.699179][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.699321][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.699457][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.699607][  T311]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.699746][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.699881][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.700014][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.700146][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.700279][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.700444][  T311] RIP: 0033:0x7fa91782208e
[   15.700593][  T311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.701069][  T311] RSP: 002b:00007fff89ea0440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.701269][  T311] RAX: ffffffffffffffda RBX: 00007fff89ea0be8 RCX: 00007fa91782208e
[   15.701469][  T311] RDX: 0000000000000000 RSI: 00007fff89ea04f0 RDI: 0000000000000005
[   15.701678][  T311] RBP: 00007fff89ea0450 R08: 0000000000000000 R09: 0000000000000000
[   15.701880][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   15.702079][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89ea0bb0
| [   15.703418][  T311] ---[ end trace 0000000000000000 ]---
| [   15.715148][  T311] ------------[ cut here ]------------
| [   15.715319][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/311
| [   15.716343][  T311] Tainted: [W]=WARN
[   15.716443][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.716620][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.716852][  T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.717316][  T311] RSP: 0018:ffa0000000c871a0 EFLAGS: 00010286
[   15.717485][  T311] RAX: 00000000ffffffa6 RBX: ff1100000d7aa900 RCX: 1ff4000000190dfa
[   15.717687][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7aa9b8
[   15.717951][  T311] RBP: ff110000194e4000 R08: 1fe2200001af5538 R09: ff110000094e5180
[   15.718151][  T311] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.718347][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.718557][  T311] FS:  00007fa9175e8840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.718844][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.719010][  T311] CR2: 000000000042ebe0 CR3: 000000000fa4f003 CR4: 0000000000771ef0
[   15.719207][  T311] PKRU: 55555554
[   15.719306][  T311] Call Trace:
[   15.719405][  T311]  <TASK>
[   15.719477][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.719618][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.719719][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.719908][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.720041][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.720172][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.720306][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.720439][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.720581][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.720712][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.720896][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.721031][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.721165][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.721299][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.721430][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.721571][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.721705][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.721894][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.722026][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.722157][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.722288][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.722419][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.722559][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.722689][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.722876][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.723006][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.723137][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.723270][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.723403][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.723547][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.723679][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.723864][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.723995][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.724126][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.724258][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.724389][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.724530][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.724661][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.724877][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.725011][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.725142][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.725275][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.725441][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.725586][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.725716][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.725907][  T311]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   15.726037][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.726169][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.726299][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.726430][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.726572][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.726793][  T311] RIP: 0033:0x7fa91782208e
[   15.726929][  T311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.727393][  T311] RSP: 002b:00007fff89ea0440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.727601][  T311] RAX: ffffffffffffffda RBX: 00007fff89ea0be8 RCX: 00007fa91782208e
[   15.727853][  T311] RDX: 0000000000000000 RSI: 00007fff89ea04f0 RDI: 0000000000000005
[   15.728049][  T311] RBP: 00007fff89ea0450 R08: 0000000000000000 R09: 0000000000000000
[   15.728244][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   15.728440][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89ea0bb0
| [   15.729864][  T311] ---[ end trace 0000000000000000 ]---
| [   15.810482][  T314] ------------[ cut here ]------------
| [   15.810692][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/314
| [   15.811301][  T314] Tainted: [W]=WARN
[   15.811447][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.811690][  T314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.811926][  T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.812443][  T314] RSP: 0018:ffa0000000cb7020 EFLAGS: 00010286
[   15.812675][  T314] RAX: 00000000ffffffa6 RBX: ff1100000c1351c0 RCX: 1ff4000000196dca
[   15.813491][  T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c135278
[   15.813758][  T314] RBP: ff110000194e4000 R08: 1fe2200001826a50 R09: ff1100000bb2d158
[   15.814004][  T314] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.814250][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e4ce1
[   15.814499][  T314] FS:  00007ff38584d840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   15.814813][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.815029][  T314] CR2: 0000000005537988 CR3: 000000000338f004 CR4: 0000000000771ef0
[   15.815275][  T314] PKRU: 55555554
[   15.815421][  T314] Call Trace:
[   15.815585][  T314]  <TASK>
[   15.815701][  T314]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.815897][  T314]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.816048][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.816229][  T314]  __dev_notify_flags (net/core/dev.c:9787)
[   15.816412][  T314]  ? netif_change_name (net/core/dev.c:1495)
[   15.816639][  T314]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.816838][  T314]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.817019][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.817206][  T314]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.817390][  T314]  netif_change_flags (net/core/dev.c:9820)
[   15.817590][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.817786][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.817968][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.818182][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.818364][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.818566][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.818760][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.818945][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.819126][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.819308][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.819496][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.819690][  T314]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.819885][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.820067][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.820249][  T314]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.820431][  T314]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.820631][  T314]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.820831][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.821013][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.821197][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.821384][  T314]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.821585][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.821780][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.821960][  T314]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.822144][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.822323][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.822517][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.822701][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.822900][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.823089][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.823270][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.823452][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.823648][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.823847][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.824027][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.824211][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.824392][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.824591][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.824787][  T314]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.824967][  T314]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.825150][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.825333][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.825527][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.825713][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.825909][  T314]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.826090][  T314]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.826272][  T314]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.826453][  T314]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.826647][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.826870][  T314]  ? move_addr_to_kernel (net/socket.c:258)
[   15.827056][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.827238][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.827418][  T314]  ___sys_sendmsg (net/socket.c:2752)
[   15.827617][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.827877][  T314]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.828078][  T314]  __sys_sendmsg (net/socket.c:2784)
[   15.828263][  T314]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.828446][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.828681][  T314]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.828878][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.829061][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.829243][  T314]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.829425][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.829626][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.829850][  T314] RIP: 0033:0x7ff385a8708e
[   15.830039][  T314] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.830571][  T314] RSP: 002b:00007ffefd615b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.830833][  T314] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff385a8708e
[   15.831082][  T314] RDX: 0000000000000000 RSI: 00007ffefd615c20 RDI: 0000000000000005
[   15.831328][  T314] RBP: 00007ffefd615b80 R08: 0000000000000000 R09: 0000000000000000
[   15.831590][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   15.831850][  T314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefd6162f0
| [   15.833560][  T314] ---[ end trace 0000000000000000 ]---
| [   15.925865][  T317] ------------[ cut here ]------------
| [   15.926034][  T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/317
| [   15.926561][  T317] Tainted: [W]=WARN
[   15.926663][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.926843][  T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.927027][  T317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.927517][  T317] RSP: 0018:ffa0000000ce7020 EFLAGS: 00010286
[   15.927687][  T317] RAX: 00000000ffffffa6 RBX: ff11000013c5c200 RCX: 1ff400000019cdca
[   15.927898][  T317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c5c2b8
[   15.928099][  T317] RBP: ff110000194e1000 R08: 1fe220000278b858 R09: ff1100000d1f8b58
[   15.928300][  T317] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.928514][  T317] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e1ce1
[   15.928721][  T317] FS:  00007f687f049840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   15.928965][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.929135][  T317] CR2: 00000000099f7988 CR3: 00000000033dd005 CR4: 0000000000771ef0
[   15.929337][  T317] PKRU: 55555554
[   15.929438][  T317] Call Trace:
[   15.929548][  T317]  <TASK>
[   15.929617][  T317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.929763][  T317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.929866][  T317]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.930002][  T317]  __dev_notify_flags (net/core/dev.c:9787)
[   15.930139][  T317]  ? netif_change_name (net/core/dev.c:1495)
[   15.930275][  T317]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.930412][  T317]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.930558][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.930696][  T317]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.930838][  T317]  netif_change_flags (net/core/dev.c:9820)
[   15.930975][  T317]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.931112][  T317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.931250][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.931420][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.931562][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.931696][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.931926][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.932065][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.932202][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.932338][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.932476][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.932617][  T317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.932815][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.932950][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.933087][  T317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.933224][  T317]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.933361][  T317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.933503][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.933645][  T317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.933839][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.934063][  T317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.934202][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.934338][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.934474][  T317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.934617][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.934759][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.934896][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.935031][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.935168][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.935304][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.935440][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.935588][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.935723][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.935865][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.936000][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.936135][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.936271][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.936408][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.936560][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.936696][  T317]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.936839][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.936975][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.937111][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.937249][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.937386][  T317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.937530][  T317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.937668][  T317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.937810][  T317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.937946][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.938116][  T317]  ? move_addr_to_kernel (net/socket.c:258)
[   15.938253][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.938391][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.938540][  T317]  ___sys_sendmsg (net/socket.c:2752)
[   15.938675][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.938847][  T317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.938993][  T317]  __sys_sendmsg (net/socket.c:2784)
[   15.939133][  T317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.939270][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.939440][  T317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.939587][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.939724][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.939865][  T317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.940001][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.940137][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.940308][  T317] RIP: 0033:0x7f687f28308e
[   15.940451][  T317] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.940946][  T317] RSP: 002b:00007ffff8556640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.941154][  T317] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f687f28308e
[   15.941356][  T317] RDX: 0000000000000000 RSI: 00007ffff85566f0 RDI: 0000000000000005
[   15.941565][  T317] RBP: 00007ffff8556650 R08: 0000000000000000 R09: 0000000000000000
[   15.941773][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   15.941979][  T317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff8556dc0
| [   15.943338][  T317] ---[ end trace 0000000000000000 ]---
| [   15.944543][   T36] ------------[ cut here ]------------
| [   15.944689][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   15.945236][   T36] Tainted: [W]=WARN
[   15.945332][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.945492][   T36] Workqueue: events_unbound linkwatch_event
[   15.945663][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.945835][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.946281][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.946438][   T36] RAX: 00000000ffffffa6 RBX: ff1100000fb12040 RCX: 1ff4000000051f02
[   15.946638][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb120f8
[   15.946841][   T36] RBP: ff110000194e1000 R08: 1fe2200001f62420 R09: ff11000001d651a8
[   15.947028][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.947214][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.947403][   T36] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.947632][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.947799][   T36] CR2: 00007f73d05e7574 CR3: 0000000038749006 CR4: 0000000000771ef0
[   15.947986][   T36] PKRU: 55555554
[   15.948082][   T36] Call Trace:
[   15.948177][   T36]  <TASK>
[   15.948244][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.948370][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.948501][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.948602][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.948730][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.948895][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.949026][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.949152][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.949280][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.949406][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.949541][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.949671][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.949804][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.949934][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.950062][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.950190][   T36]  kthread (kernel/kthread.c:436)
[   15.950285][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.950441][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.950575][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.950701][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.950863][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.950989][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.951115][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.952316][   T36] ---[ end trace 0000000000000000 ]---
| [   15.953683][   T36] ------------[ cut here ]------------
| [   15.953861][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   15.954420][   T36] Tainted: [W]=WARN
[   15.954523][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.954680][   T36] Workqueue: events_unbound linkwatch_event
[   15.954856][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.955017][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.955458][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.955628][   T36] RAX: 00000000ffffffa6 RBX: ff1100000f906580 RCX: 1ff4000000051f02
[   15.955826][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f906638
[   15.956011][   T36] RBP: ff110000194e4000 R08: 1fe2200001f20cc8 R09: ff11000001d651a8
[   15.956195][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.956379][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.956577][   T36] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   15.956800][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.956955][   T36] CR2: 00007f73d05e7574 CR3: 0000000038749006 CR4: 0000000000771ef0
[   15.957141][   T36] PKRU: 55555554
[   15.957233][   T36] Call Trace:
[   15.957325][   T36]  <TASK>
[   15.957391][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.957523][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.957648][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.957748][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.957873][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.958029][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.958152][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.958278][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.958404][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.958540][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.958665][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.958799][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.958925][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.959054][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.959181][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.959306][   T36]  kthread (kernel/kthread.c:436)
[   15.959400][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.959565][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.959691][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.959824][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.959981][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.960105][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.960231][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.961419][   T36] ---[ end trace 0000000000000000 ]---
| [   16.022076][  T318] ------------[ cut here ]------------
| [   16.022270][  T318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/318
| [   16.022943][  T318] Tainted: [W]=WARN
[   16.023095][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.023326][  T318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.023564][  T318] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.024107][  T318] RSP: 0018:ffa0000000cf71a0 EFLAGS: 00010286
[   16.024321][  T318] RAX: 00000000ffffffa6 RBX: ff11000013c82040 RCX: 1ff400000019edfa
[   16.024582][  T318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c820f8
[   16.024837][  T318] RBP: ff1100000d699000 R08: 1fe2200002790420 R09: ff1100000d550b80
[   16.025080][  T318] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.025325][  T318] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.025591][  T318] FS:  00007f745e1b3ec0(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   16.025885][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.026103][  T318] CR2: 00007f745e514004 CR3: 000000001977d003 CR4: 0000000000771ef0
[   16.026356][  T318] PKRU: 55555554
[   16.026513][  T318] Call Trace:
[   16.026671][  T318]  <TASK>
[   16.026836][  T318]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.027019][  T318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.027171][  T318]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.027354][  T318]  __dev_notify_flags (net/core/dev.c:9787)
[   16.027550][  T318]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.027731][  T318]  ? netif_change_name (net/core/dev.c:1495)
[   16.027927][  T318]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.028106][  T318]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.028287][  T318]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.028470][  T318]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.028671][  T318]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.028864][  T318]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.029044][  T318]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.029230][  T318]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.029412][  T318]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.029610][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.029801][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.029980][  T318]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.030162][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.030342][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.030538][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.030721][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.030914][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.031094][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.031274][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.031452][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.031649][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.031841][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.032022][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.032205][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.032382][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.032579][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.032773][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.032953][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.033133][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.033313][  T318]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.033501][  T318]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.033692][  T318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.033884][  T318]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.034062][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.034274][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   16.034455][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.034655][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.034887][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.035066][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.035278][  T318]  ___sys_sendmsg (net/socket.c:2752)
[   16.035461][  T318]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.035657][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.035856][  T318]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.036034][  T318]  ? do_getsockname (net/socket.c:2192)
[   16.036219][  T318]  __sys_sendmsg (net/socket.c:2784)
[   16.036399][  T318]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.036607][  T318]  ? __sys_getsockname (net/socket.c:2210)
[   16.036808][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.036994][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.037177][  T318]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.037360][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.037565][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.037796][  T318] RIP: 0033:0x7f745e26808e
[   16.037982][  T318] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.038500][  T318] RSP: 002b:00007ffc8ff35150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.038779][  T318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f745e26808e
[   16.039024][  T318] RDX: 0000000000000000 RSI: 00007ffc8ff351d0 RDI: 0000000000000005
[   16.039270][  T318] RBP: 00007ffc8ff35160 R08: 0000000000000000 R09: 0000000000000000
[   16.039535][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8ff398f8
[   16.039794][  T318] R13: 0000000000000004 R14: 00007f745e554000 R15: 000000000040bda8
| [   16.041489][  T318] ---[ end trace 0000000000000000 ]---
| [   16.088427][  T320] ------------[ cut here ]------------
| [   16.088605][  T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/320
| [   16.089110][  T320] Tainted: [W]=WARN
[   16.089207][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.089368][  T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.089547][  T320] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.090010][  T320] RSP: 0018:ffa0000000d17020 EFLAGS: 00010286
[   16.090173][  T320] RAX: 00000000ffffffa6 RBX: ff110000099ba200 RCX: 1ff40000001a2dca
[   16.090366][  T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000099ba2b8
[   16.090568][  T320] RBP: ff1100000d699000 R08: 1fe2200001337458 R09: ff1100000b432e58
[   16.090765][  T320] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   16.090956][  T320] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d699ce1
[   16.091151][  T320] FS:  00007f2fa6906840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   16.091376][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.091546][  T320] CR2: 0000000013738988 CR3: 0000000003328005 CR4: 0000000000771ef0
[   16.091747][  T320] PKRU: 55555554
[   16.091843][  T320] Call Trace:
[   16.091937][  T320]  <TASK>
[   16.092003][  T320]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.092136][  T320]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.092235][  T320]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.092364][  T320]  __dev_notify_flags (net/core/dev.c:9787)
[   16.092499][  T320]  ? netif_change_name (net/core/dev.c:1495)
[   16.092635][  T320]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.092771][  T320]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.092899][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.093029][  T320]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.093162][  T320]  netif_change_flags (net/core/dev.c:9820)
[   16.093297][  T320]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.093430][  T320]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.093569][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.093729][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.093865][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.093993][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.094121][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.094250][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.094380][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.094517][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.094647][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.094781][  T320]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.094911][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.095038][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.095167][  T320]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.095296][  T320]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.095424][  T320]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.095562][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.095690][  T320]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.095829][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.095964][  T320]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.096099][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.096231][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.096365][  T320]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.096501][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.096633][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.096859][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.096996][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.097128][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.097260][  T320]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.097393][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.097535][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.097666][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.097867][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.098048][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.098179][  T320]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.098306][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.098434][  T320]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.098575][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.098702][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.098917][  T320]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.099046][  T320]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.099179][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.099308][  T320]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.099436][  T320]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.099576][  T320]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.099704][  T320]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.099896][  T320]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.100023][  T320]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.100182][  T320]  ? move_addr_to_kernel (net/socket.c:258)
[   16.100311][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.100439][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.100580][  T320]  ___sys_sendmsg (net/socket.c:2752)
[   16.100707][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.100941][  T320]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.101079][  T320]  __sys_sendmsg (net/socket.c:2784)
[   16.101206][  T320]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.101334][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.101499][  T320]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.101633][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.101836][  T320]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.101964][  T320]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.102092][  T320]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.102220][  T320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.102378][  T320] RIP: 0033:0x7f2fa6b4008e
[   16.102520][  T320] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.103047][  T320] RSP: 002b:00007ffdd89b4590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.103239][  T320] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2fa6b4008e
[   16.103429][  T320] RDX: 0000000000000000 RSI: 00007ffdd89b4640 RDI: 0000000000000005
[   16.103629][  T320] RBP: 00007ffdd89b45a0 R08: 0000000000000000 R09: 0000000000000000
[   16.103832][  T320] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   16.104024][  T320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd89b4d10
| [   16.105332][  T320] ---[ end trace 0000000000000000 ]---
| [   16.194809][  T324] ------------[ cut here ]------------
| [   16.194985][  T324] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/324
| [   16.195546][  T324] Tainted: [W]=WARN
[   16.195649][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.195830][  T324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.196013][  T324] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.196503][  T324] RSP: 0018:ffa0000000d471a0 EFLAGS: 00010286
[   16.196679][  T324] RAX: 00000000ffffffa6 RBX: ff11000013c831c0 RCX: 1ff40000001a8dfa
[   16.196898][  T324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c83278
[   16.197104][  T324] RBP: ff110000061c9000 R08: 1fe2200002790650 R09: ff11000013e6d180
[   16.197308][  T324] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   16.197523][  T324] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.197729][  T324] FS:  00007f0bd3d04ec0(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   16.197975][  T324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.198146][  T324] CR2: 00007f0bd4065004 CR3: 0000000019792006 CR4: 0000000000771ef0
[   16.198352][  T324] PKRU: 55555554
[   16.198455][  T324] Call Trace:
[   16.198567][  T324]  <TASK>
[   16.198637][  T324]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.198783][  T324]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.198887][  T324]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.199032][  T324]  __dev_notify_flags (net/core/dev.c:9787)
[   16.199170][  T324]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.199308][  T324]  ? netif_change_name (net/core/dev.c:1495)
[   16.199447][  T324]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.199592][  T324]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.199731][  T324]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.199876][  T324]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.200015][  T324]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.200153][  T324]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.200290][  T324]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.200428][  T324]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.200580][  T324]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.200723][  T324]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.200927][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.201067][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.201293][  T324]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.201436][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.201584][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.201720][  T324]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.201924][  T324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.202061][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.202197][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.202335][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.202481][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.202625][  T324]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.202781][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.202919][  T324]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.203059][  T324]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.203199][  T324]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.203337][  T324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.203481][  T324]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.203624][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.203768][  T324]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.203905][  T324]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.204042][  T324]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.204181][  T324]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.204319][  T324]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.204456][  T324]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.204637][  T324]  ? move_addr_to_kernel (net/socket.c:258)
[   16.204781][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.204919][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.205089][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.205226][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.205397][  T324]  ___sys_sendmsg (net/socket.c:2752)
[   16.205544][  T324]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.205686][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.205835][  T324]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.205974][  T324]  ? do_getsockname (net/socket.c:2192)
[   16.206113][  T324]  __sys_sendmsg (net/socket.c:2784)
[   16.206250][  T324]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.206390][  T324]  ? __sys_getsockname (net/socket.c:2210)
[   16.206540][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.206679][  T324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.206820][  T324]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.206958][  T324]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.207094][  T324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.207265][  T324] RIP: 0033:0x7f0bd3db908e
[   16.207407][  T324] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.207908][  T324] RSP: 002b:00007ffe3ec14c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.208119][  T324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0bd3db908e
[   16.208327][  T324] RDX: 0000000000000000 RSI: 00007ffe3ec14cf0 RDI: 0000000000000005
[   16.208543][  T324] RBP: 00007ffe3ec14c80 R08: 0000000000000000 R09: 0000000000000000
[   16.208753][  T324] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3ec19418
[   16.208957][  T324] R13: 0000000000000004 R14: 00007f0bd40a5000 R15: 000000000040bda8
| [   16.210336][  T324] ---[ end trace 0000000000000000 ]---
| [   16.343918][  T331] ------------[ cut here ]------------
| [   16.344120][  T331] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/331
| [   16.344756][  T331] Tainted: [W]=WARN
[   16.344905][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.345117][  T331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.345336][  T331] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.346045][  T331] RSP: 0018:ffa0000000cd7020 EFLAGS: 00010286
[   16.346330][  T331] RAX: 00000000ffffffa6 RBX: ff11000013c82ac0 RCX: 1ff400000019adca
[   16.346645][  T331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c82b78
[   16.346953][  T331] RBP: ff110000061c9000 R08: 1fe2200002790570 R09: ff110000094e0b58
[   16.347197][  T331] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.347444][  T331] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061c9ce1
[   16.347710][  T331] FS:  00007fddd2ddc840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   16.348025][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.348243][  T331] CR2: 00000000145a2988 CR3: 000000000d501002 CR4: 0000000000771ef0
[   16.348494][  T331] PKRU: 55555554
[   16.348654][  T331] Call Trace:
[   16.348816][  T331]  <TASK>
[   16.348932][  T331]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.349116][  T331]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.349267][  T331]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.349449][  T331]  __dev_notify_flags (net/core/dev.c:9787)
[   16.349649][  T331]  ? netif_change_name (net/core/dev.c:1495)
[   16.349845][  T331]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.350029][  T331]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.350211][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.350394][  T331]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.350600][  T331]  netif_change_flags (net/core/dev.c:9820)
[   16.350802][  T331]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.350989][  T331]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.351171][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.351388][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.351588][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.351785][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.351967][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.352153][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.352336][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.352531][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.352714][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.352911][  T331]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.353093][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.353274][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.353458][  T331]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.353658][  T331]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.353851][  T331]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.354035][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.354217][  T331]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.354402][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.354606][  T331]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.354806][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.354987][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.355169][  T331]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.355354][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.355553][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.355750][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.355932][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.356114][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.356296][  T331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.356481][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.356675][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.356870][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.357055][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.357234][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.357417][  T331]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.357612][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.357806][  T331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.357991][  T331]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.358171][  T331]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.358356][  T331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.358556][  T331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.358751][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.358935][  T331]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.359121][  T331]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.359305][  T331]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.359492][  T331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.359685][  T331]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.359878][  T331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.360091][  T331]  ? move_addr_to_kernel (net/socket.c:258)
[   16.360274][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.360458][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.360653][  T331]  ___sys_sendmsg (net/socket.c:2752)
[   16.360847][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.361061][  T331]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.361252][  T331]  __sys_sendmsg (net/socket.c:2784)
[   16.361435][  T331]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.361635][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.361870][  T331]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.362051][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.362234][  T331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.362417][  T331]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.362614][  T331]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.362813][  T331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.363025][  T331] RIP: 0033:0x7fddd301608e
[   16.363210][  T331] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.363759][  T331] RSP: 002b:00007ffc70c919b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.364007][  T331] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fddd301608e
[   16.364255][  T331] RDX: 0000000000000000 RSI: 00007ffc70c91a60 RDI: 0000000000000005
[   16.364506][  T331] RBP: 00007ffc70c919c0 R08: 0000000000000000 R09: 0000000000000000
[   16.364771][  T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   16.365018][  T331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc70c92130
| [   16.366715][  T331] ---[ end trace 0000000000000000 ]---
| [   16.449422][  T335] ------------[ cut here ]------------
| [   16.449593][  T335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/335
| [   16.450149][  T335] Tainted: [W]=WARN
[   16.450251][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.450420][  T335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.450602][  T335] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.451093][  T335] RSP: 0018:ffa0000000d771a0 EFLAGS: 00010286
[   16.451264][  T335] RAX: 00000000ffffffa6 RBX: ff1100000c9cba80 RCX: 1ff40000001aedfa
[   16.451467][  T335] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cbb38
[   16.451680][  T335] RBP: ff11000005fe4000 R08: 1fe2200001939768 R09: ff11000019c7ae80
[   16.451889][  T335] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   16.452093][  T335] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.452296][  T335] FS:  00007f1323740ec0(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   16.452544][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.452715][  T335] CR2: 00007f1323aa1004 CR3: 0000000019c1e003 CR4: 0000000000771ef0
[   16.452924][  T335] PKRU: 55555554
[   16.453027][  T335] Call Trace:
[   16.453130][  T335]  <TASK>
[   16.453203][  T335]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.453343][  T335]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.453446][  T335]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.453594][  T335]  __dev_notify_flags (net/core/dev.c:9787)
[   16.453731][  T335]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.453874][  T335]  ? netif_change_name (net/core/dev.c:1495)
[   16.454011][  T335]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.454148][  T335]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.454285][  T335]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.454423][  T335]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.454570][  T335]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.454707][  T335]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.454848][  T335]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.454984][  T335]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.455153][  T335]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.455288][  T335]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.455425][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.455566][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.455696][  T335]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.455925][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.456059][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.456191][  T335]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.456325][  T335]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.456457][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.456599][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.456732][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.456929][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.457062][  T335]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.457194][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.457325][  T335]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.457461][  T335]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.457600][  T335]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.457789][  T335]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.457921][  T335]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.458139][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.458273][  T335]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.458405][  T335]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.458547][  T335]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.458680][  T335]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.458877][  T335]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.459009][  T335]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.459171][  T335]  ? move_addr_to_kernel (net/socket.c:258)
[   16.459302][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.459435][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.459609][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.459756][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.459921][  T335]  ___sys_sendmsg (net/socket.c:2752)
[   16.460052][  T335]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.460182][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.460319][  T335]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.460449][  T335]  ? do_getsockname (net/socket.c:2192)
[   16.460588][  T335]  __sys_sendmsg (net/socket.c:2784)
[   16.460719][  T335]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.460861][  T335]  ? __sys_getsockname (net/socket.c:2210)
[   16.460991][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.461123][  T335]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.461252][  T335]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.461385][  T335]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.461522][  T335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.461686][  T335] RIP: 0033:0x7f13237f508e
[   16.461828][  T335] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.462292][  T335] RSP: 002b:00007ffd4fee14d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.462492][  T335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f13237f508e
[   16.462693][  T335] RDX: 0000000000000000 RSI: 00007ffd4fee1550 RDI: 0000000000000005
[   16.462895][  T335] RBP: 00007ffd4fee14e0 R08: 0000000000000000 R09: 0000000000000000
[   16.463092][  T335] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4fee5c78
[   16.463287][  T335] R13: 0000000000000004 R14: 00007f1323ae1000 R15: 000000000040bda8
| [   16.464617][  T335] ---[ end trace 0000000000000000 ]---
| [   16.514604][  T337] ------------[ cut here ]------------
| [   16.515297][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/337
| [   16.515908][  T337] Tainted: [W]=WARN
[   16.516008][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.516175][  T337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.516347][  T337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.516919][  T337] RSP: 0018:ffa0000000da7020 EFLAGS: 00010286
[   16.517088][  T337] RAX: 00000000ffffffa6 RBX: ff11000006524ac0 RCX: 1ff40000001b4dca
[   16.517287][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000006524b78
[   16.517529][  T337] RBP: ff11000005fe4000 R08: 1fe2200000ca4970 R09: ff1100000d4fd158
[   16.517731][  T337] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.517993][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005fe4ce1
[   16.518190][  T337] FS:  00007f7beee72840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   16.518421][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.518596][  T337] CR2: 00007f7bef1421a0 CR3: 000000000c39b002 CR4: 0000000000771ef0
[   16.518894][  T337] PKRU: 55555554
[   16.518993][  T337] Call Trace:
[   16.519092][  T337]  <TASK>
[   16.519161][  T337]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.519297][  T337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.519397][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.519539][  T337]  __dev_notify_flags (net/core/dev.c:9787)
[   16.519674][  T337]  ? netif_change_name (net/core/dev.c:1495)
[   16.519863][  T337]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.519995][  T337]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.520126][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.520260][  T337]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.520396][  T337]  netif_change_flags (net/core/dev.c:9820)
[   16.520541][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.520676][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.520862][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.521028][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.521161][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.521295][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.521426][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.521570][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.521704][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.521894][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.522027][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.522160][  T337]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.522296][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.522428][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.522571][  T337]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.522705][  T337]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.522892][  T337]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.523027][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.523162][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.523298][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.523435][  T337]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.523580][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.523713][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.523904][  T337]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.524038][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.524169][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.524301][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.524435][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.524577][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.524708][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.524894][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.525026][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.525157][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.525290][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.525422][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.525580][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.525711][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.525897][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.526033][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.526164][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.526298][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.526432][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.526577][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.526710][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.526897][  T337]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.527037][  T337]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.527176][  T337]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.527312][  T337]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.527447][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.527624][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   16.527815][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.527950][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.528086][  T337]  ___sys_sendmsg (net/socket.c:2752)
[   16.528217][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.528468][  T337]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.528619][  T337]  __sys_sendmsg (net/socket.c:2784)
[   16.528807][  T337]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.528938][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.529104][  T337]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.529235][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.529368][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.529599][  T337]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.529734][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.529919][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.530085][  T337] RIP: 0033:0x7f7bef0ac08e
[   16.530222][  T337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.530864][  T337] RSP: 002b:00007ffe028b6e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.531062][  T337] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7bef0ac08e
[   16.531256][  T337] RDX: 0000000000000000 RSI: 00007ffe028b6ef0 RDI: 0000000000000005
[   16.531554][  T337] RBP: 00007ffe028b6e50 R08: 0000000000000000 R09: 0000000000000000
[   16.531806][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d954
[   16.532001][  T337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe028b75c0
| [   16.533501][  T337] ---[ end trace 0000000000000000 ]---
| [   16.627751][  T341] ------------[ cut here ]------------
| [   16.627955][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/341
| [   16.628493][  T341] Tainted: [W]=WARN
[   16.628649][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.628831][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.629009][  T341] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.629486][  T341] RSP: 0018:ffa0000000bc71a0 EFLAGS: 00010286
[   16.629668][  T341] RAX: 00000000ffffffa6 RBX: ff1100000c33fc40 RCX: 1ff4000000178dfa
[   16.629880][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33fcf8
[   16.630084][  T341] RBP: ff1100000a5d1000 R08: 1fe2200001867fa0 R09: ff110000095eae80
[   16.630288][  T341] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.630488][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.630692][  T341] FS:  00007fafc9ecaec0(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   16.630930][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.631097][  T341] CR2: 00007f7bef1421a0 CR3: 000000000d752003 CR4: 0000000000771ef0
[   16.631296][  T341] PKRU: 55555554
[   16.631395][  T341] Call Trace:
[   16.631499][  T341]  <TASK>
[   16.631573][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.631707][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.631813][  T341]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.631946][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   16.632080][  T341]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.632214][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   16.632347][  T341]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.632486][  T341]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.632624][  T341]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.632764][  T341]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.632899][  T341]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.633038][  T341]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.633171][  T341]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.633305][  T341]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.633445][  T341]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.633591][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.633727][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.633870][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.634008][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.634144][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.634277][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.634409][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.634552][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.634685][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.634823][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.634957][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.635089][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.635222][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.635355][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.635488][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.635630][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.635767][  T341]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.635903][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.636036][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.636169][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.636302][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.636436][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.636581][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.636714][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.636854][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.636987][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.637153][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   16.637285][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.637419][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.637592][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.637723][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.637895][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   16.638028][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.638161][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.638299][  T341]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.638431][  T341]  ? do_getsockname (net/socket.c:2192)
[   16.638575][  T341]  __sys_sendmsg (net/socket.c:2784)
[   16.638710][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.638849][  T341]  ? __sys_getsockname (net/socket.c:2210)
[   16.638981][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.639116][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.639247][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.639380][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.639521][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.639686][  T341] RIP: 0033:0x7fafc9f7f08e
[   16.639829][  T341] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.640297][  T341] RSP: 002b:00007fffc6054910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.640500][  T341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fafc9f7f08e
[   16.640699][  T341] RDX: 0000000000000000 RSI: 00007fffc6054990 RDI: 0000000000000005
[   16.640904][  T341] RBP: 00007fffc6054920 R08: 0000000000000000 R09: 0000000000000000
[   16.641102][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc60590b8
[   16.641302][  T341] R13: 0000000000000004 R14: 00007fafca26b000 R15: 000000000040bda8
| [   16.642631][  T341] ---[ end trace 0000000000000000 ]---
| [   16.696595][  T343] ------------[ cut here ]------------
| [   16.697036][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/343
| [   16.697615][  T343] Tainted: [W]=WARN
[   16.697773][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.697981][  T343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.698195][  T343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.698713][  T343] RSP: 0018:ffa0000000db7020 EFLAGS: 00010286
[   16.698953][  T343] RAX: 00000000ffffffa6 RBX: ff1100000c920740 RCX: 1ff40000001b6dca
[   16.699190][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9207f8
[   16.699425][  T343] RBP: ff1100000a5d1000 R08: 1fe2200001924100 R09: ff11000019490b58
[   16.699676][  T343] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.699934][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a5d1ce1
[   16.700173][  T343] FS:  00007f9d3ce1e840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   16.700457][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.700683][  T343] CR2: 000000001aa92988 CR3: 000000000c1c4005 CR4: 0000000000771ef0
[   16.700935][  T343] PKRU: 55555554
[   16.701089][  T343] Call Trace:
[   16.701243][  T343]  <TASK>
[   16.701383][  T343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.701580][  T343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.701726][  T343]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.701913][  T343]  __dev_notify_flags (net/core/dev.c:9787)
[   16.702089][  T343]  ? netif_change_name (net/core/dev.c:1495)
[   16.702262][  T343]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.702438][  T343]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.702628][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.702816][  T343]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.702993][  T343]  netif_change_flags (net/core/dev.c:9820)
[   16.703169][  T343]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.703358][  T343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.703560][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.703783][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.703959][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.704134][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.704310][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.704493][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.704681][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.704870][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.705046][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.705224][  T343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.705399][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.705589][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.705782][  T343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.705959][  T343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.706135][  T343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.706311][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.706493][  T343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.706685][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.706973][  T343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.707235][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.707492][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.707817][  T343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.707993][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.708168][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.708342][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.708531][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.708710][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.708901][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.709087][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.709261][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.709433][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.709637][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.709826][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.710005][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.710182][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.710359][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.710555][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.710745][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.710924][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.711100][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.711277][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.711454][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.711644][  T343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.711838][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.712017][  T343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.712193][  T343]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.712368][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.712589][  T343]  ? move_addr_to_kernel (net/socket.c:258)
[   16.712780][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.712972][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.713152][  T343]  ___sys_sendmsg (net/socket.c:2752)
[   16.713327][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.713551][  T343]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.713750][  T343]  __sys_sendmsg (net/socket.c:2784)
[   16.713925][  T343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.714098][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.714305][  T343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.714486][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.714673][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.714874][  T343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.715050][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.715228][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.715435][  T343] RIP: 0033:0x7f9d3d05808e
[   16.715633][  T343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.716153][  T343] RSP: 002b:00007ffe37fc5fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.716395][  T343] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9d3d05808e
[   16.716651][  T343] RDX: 0000000000000000 RSI: 00007ffe37fc6070 RDI: 0000000000000005
[   16.716907][  T343] RBP: 00007ffe37fc5fd0 R08: 0000000000000000 R09: 0000000000000000
[   16.717154][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d955
[   16.717389][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37fc6740
| [   16.719068][  T343] ---[ end trace 0000000000000000 ]---
| [   16.805615][  T347] ------------[ cut here ]------------
| [   16.805837][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/347
| [   16.806488][  T347] Tainted: [W]=WARN
[   16.806648][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.806871][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.807089][  T347] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.807619][  T347] RSP: 0018:ffa0000000de71a0 EFLAGS: 00010286
[   16.807843][  T347] RAX: 00000000ffffffa6 RBX: ff1100000f907380 RCX: 1ff40000001bcdfa
[   16.808084][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f907438
[   16.808325][  T347] RBP: ff11000013ffc000 R08: 1fe2200001f20e88 R09: ff11000019742e80
[   16.808583][  T347] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.809352][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.809612][  T347] FS:  00007fa625502ec0(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   16.809906][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.810118][  T347] CR2: 00007fa625863004 CR3: 000000001973b001 CR4: 0000000000771ef0
[   16.810365][  T347] PKRU: 55555554
[   16.810523][  T347] Call Trace:
[   16.810676][  T347]  <TASK>
[   16.810803][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.810983][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.811129][  T347]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.811308][  T347]  __dev_notify_flags (net/core/dev.c:9787)
[   16.811534][  T347]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.811746][  T347]  ? netif_change_name (net/core/dev.c:1495)
[   16.811926][  T347]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.812105][  T347]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.812286][  T347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.812463][  T347]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.812757][  T347]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.812941][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.813120][  T347]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.813307][  T347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.813506][  T347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.813697][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.813888][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.814066][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.814243][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.814424][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.814632][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.814822][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.815001][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.815179][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.815359][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.815558][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.815753][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.815936][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.816117][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.816301][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.816493][  T347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.816682][  T347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.816876][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.817056][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.817235][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.817414][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.817611][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.817803][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.817983][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.818162][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.818339][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.818586][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   16.818778][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.818957][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.819166][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.819375][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.819603][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   16.819796][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.819973][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.820159][  T347]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.820345][  T347]  ? do_getsockname (net/socket.c:2192)
[   16.820543][  T347]  __sys_sendmsg (net/socket.c:2784)
[   16.820722][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.820915][  T347]  ? __sys_getsockname (net/socket.c:2210)
[   16.821099][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.821278][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.821478][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.821679][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.821871][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.822080][  T347] RIP: 0033:0x7fa6255b708e
[   16.822262][  T347] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.822819][  T347] RSP: 002b:00007ffda0210a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.823064][  T347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa6255b708e
[   16.823303][  T347] RDX: 0000000000000000 RSI: 00007ffda0210ae0 RDI: 0000000000000005
[   16.823584][  T347] RBP: 00007ffda0210a70 R08: 0000000000000000 R09: 0000000000000000
[   16.823842][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda0215208
[   16.824083][  T347] R13: 0000000000000004 R14: 00007fa6258a3000 R15: 000000000040bda8
| [   16.825861][  T347] ---[ end trace 0000000000000000 ]---
| [   16.873348][  T349] ------------[ cut here ]------------
| [   16.873530][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/349
| [   16.874044][  T349] Tainted: [W]=WARN
[   16.874145][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.874314][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.874491][  T349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.874976][  T349] RSP: 0018:ffa0000000e07020 EFLAGS: 00010286
[   16.875147][  T349] RAX: 00000000ffffffa6 RBX: ff1100000fbeeac0 RCX: 1ff40000001c0dca
[   16.875348][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbeeb78
[   16.875555][  T349] RBP: ff11000013ffc000 R08: 1fe2200001f7dd70 R09: ff11000019d48b58
[   16.875758][  T349] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.875957][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ffcce1
[   16.876158][  T349] FS:  00007faff5f75840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   16.876392][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.876571][  T349] CR2: 000000000b85d988 CR3: 000000000d744004 CR4: 0000000000771ef0
[   16.876776][  T349] PKRU: 55555554
[   16.876876][  T349] Call Trace:
[   16.876976][  T349]  <TASK>
[   16.877047][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.877182][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.877283][  T349]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.877414][  T349]  __dev_notify_flags (net/core/dev.c:9787)
[   16.877555][  T349]  ? netif_change_name (net/core/dev.c:1495)
[   16.877689][  T349]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.878397][  T349]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.878551][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.878688][  T349]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.878909][  T349]  netif_change_flags (net/core/dev.c:9820)
[   16.879044][  T349]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.879178][  T349]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.879313][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.879486][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.879626][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.879836][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.880053][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.880189][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.880323][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.880465][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.880611][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.880804][  T349]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.880939][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.881077][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.881211][  T349]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.881345][  T349]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.881482][  T349]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.881621][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.881840][  T349]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.881978][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.882114][  T349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.882250][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.882383][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.882523][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.882658][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.882801][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.882933][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.883067][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.883201][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.883334][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.883468][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.883612][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.883748][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.883883][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.884017][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.884152][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.884286][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.884420][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.884560][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.884695][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.884835][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.884970][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.885105][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.885240][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.885373][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.885516][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.885650][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.885788][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.885920][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.886086][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   16.886220][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.886353][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.886489][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   16.886624][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.886796][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.886939][  T349]  __sys_sendmsg (net/socket.c:2784)
[   16.887074][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.887208][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.887376][  T349]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.887518][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.887653][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.887790][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.887923][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.888056][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.888221][  T349] RIP: 0033:0x7faff61af08e
[   16.888361][  T349] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.888849][  T349] RSP: 002b:00007ffc39a1ac80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.889054][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faff61af08e
[   16.889254][  T349] RDX: 0000000000000000 RSI: 00007ffc39a1ad30 RDI: 0000000000000005
[   16.889453][  T349] RBP: 00007ffc39a1ac90 R08: 0000000000000000 R09: 0000000000000000
[   16.889658][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d955
[   16.889863][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc39a1b400
| [   16.891209][  T349] ---[ end trace 0000000000000000 ]---
| [   16.969794][  T353] ------------[ cut here ]------------
| [   16.969963][  T353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/353
| [   16.970536][  T353] Tainted: [W]=WARN
[   16.970635][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.971423][  T353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.971607][  T353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.972083][  T353] RSP: 0018:ffa00000005471a0 EFLAGS: 00010286
[   16.972250][  T353] RAX: 00000000ffffffa6 RBX: ff11000013c60040 RCX: 1ff40000000a8dfa
[   16.972446][  T353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c600f8
[   16.972651][  T353] RBP: ff1100000c8a4000 R08: 1fe220000278c020 R09: ff1100001970ae80
[   16.972855][  T353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.973053][  T353] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.973249][  T353] FS:  00007f447bc7eec0(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   16.973483][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.973654][  T353] CR2: 00007f447bfdf004 CR3: 00000000197f7003 CR4: 0000000000771ef0
[   16.973858][  T353] PKRU: 55555554
[   16.973957][  T353] Call Trace:
[   16.974055][  T353]  <TASK>
[   16.974123][  T353]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.974257][  T353]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.974356][  T353]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   16.974490][  T353]  __dev_notify_flags (net/core/dev.c:9787)
[   16.974626][  T353]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.974766][  T353]  ? netif_change_name (net/core/dev.c:1495)
[   16.974898][  T353]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.975030][  T353]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   16.975162][  T353]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.975294][  T353]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.975427][  T353]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.975572][  T353]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.975704][  T353]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.975841][  T353]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.975977][  T353]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.976112][  T353]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.976244][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.976376][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.976518][  T353]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.976655][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.976792][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.976924][  T353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.977055][  T353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.977186][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.977317][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.977450][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.977590][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.977723][  T353]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.977860][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.977991][  T353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.978126][  T353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.978258][  T353]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.978393][  T353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.978537][  T353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.978670][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.978809][  T353]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.978942][  T353]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.979074][  T353]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.979207][  T353]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.979339][  T353]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.979472][  T353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.979644][  T353]  ? move_addr_to_kernel (net/socket.c:258)
[   16.979780][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.979913][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.980077][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.980208][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.980375][  T353]  ___sys_sendmsg (net/socket.c:2752)
[   16.980517][  T353]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.980651][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.980796][  T353]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.980927][  T353]  ? do_getsockname (net/socket.c:2192)
[   16.981059][  T353]  __sys_sendmsg (net/socket.c:2784)
[   16.981192][  T353]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.981326][  T353]  ? __sys_getsockname (net/socket.c:2210)
[   16.981459][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.981601][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.981740][  T353]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.981872][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.982003][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.982168][  T353] RIP: 0033:0x7f447bd3308e
[   16.982305][  T353] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.982791][  T353] RSP: 002b:00007ffde7833100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.982991][  T353] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f447bd3308e
[   16.983188][  T353] RDX: 0000000000000000 RSI: 00007ffde7833180 RDI: 0000000000000005
[   16.983384][  T353] RBP: 00007ffde7833110 R08: 0000000000000000 R09: 0000000000000000
[   16.983589][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde78378a8
[   16.983792][  T353] R13: 0000000000000004 R14: 00007f447c01f000 R15: 000000000040bda8
| [   16.985122][  T353] ---[ end trace 0000000000000000 ]---
| [   17.034270][  T355] ------------[ cut here ]------------
| [   17.034431][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355
| [   17.034944][  T355] Tainted: [W]=WARN
[   17.035041][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.035204][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.035370][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.035880][  T355] RSP: 0018:ffa0000000e17020 EFLAGS: 00010286
[   17.036042][  T355] RAX: 00000000ffffffa6 RBX: ff1100000fbd3540 RCX: 1ff40000001c2dca
[   17.036234][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbd35f8
[   17.036424][  T355] RBP: ff1100000c8a4000 R08: 1fe2200001f7a6c0 R09: ff11000019d58b58
[   17.036635][  T355] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.036833][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8a4ce1
[   17.037028][  T355] FS:  00007f8f47aa8840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   17.037256][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.037433][  T355] CR2: 0000000016261988 CR3: 000000000ba21003 CR4: 0000000000771ef0
[   17.037639][  T355] PKRU: 55555554
[   17.037741][  T355] Call Trace:
[   17.037837][  T355]  <TASK>
[   17.037904][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.038036][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.038134][  T355]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.038262][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   17.038399][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   17.038541][  T355]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.038670][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.038805][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.038955][  T355]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   17.039087][  T355]  netif_change_flags (net/core/dev.c:9820)
[   17.039223][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.039352][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.039485][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.039649][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.039782][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.039910][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.040044][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.040173][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.040302][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.040430][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.040567][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.040696][  T355]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.040830][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.040964][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.041090][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.041219][  T355]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   17.041346][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.041477][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.041612][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.041756][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.041888][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.042017][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.042144][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.042271][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.042400][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.042536][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.042670][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.042804][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.042934][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.043063][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.043190][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.043317][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.043450][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.043590][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.043719][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.043853][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.043981][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.044108][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.044238][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.044371][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.044505][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.044663][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.044802][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.044931][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.045060][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.045196][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.045325][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.045453][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.045598][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.045764][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   17.045895][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.046025][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.046161][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   17.046288][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.046447][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.046596][  T355]  __sys_sendmsg (net/socket.c:2784)
[   17.046726][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.046860][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.047028][  T355]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.047157][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.047287][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.047416][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.047554][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.047683][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.047856][  T355] RIP: 0033:0x7f8f47ce208e
[   17.047990][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.048443][  T355] RSP: 002b:00007ffd7d2529b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.048655][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f47ce208e
[   17.048851][  T355] RDX: 0000000000000000 RSI: 00007ffd7d252a60 RDI: 0000000000000005
[   17.049043][  T355] RBP: 00007ffd7d2529c0 R08: 0000000000000000 R09: 0000000000000000
[   17.049235][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d955
[   17.049426][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7d253130
| [   17.050743][  T355] ---[ end trace 0000000000000000 ]---
| [   17.132413][  T359] ------------[ cut here ]------------
| [   17.132613][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/359
| [   17.133253][  T359] Tainted: [W]=WARN
[   17.133398][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.133625][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.133889][  T359] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.134400][  T359] RSP: 0018:ffa0000000e071a0 EFLAGS: 00010286
[   17.134632][  T359] RAX: 00000000ffffffa6 RBX: ff1100000fbd3e00 RCX: 1ff40000001c0dfa
[   17.134884][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbd3eb8
[   17.135128][  T359] RBP: ff1100000a664000 R08: 1fe2200001f7a7d8 R09: ff1100001974ae80
[   17.135372][  T359] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.135634][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.135890][  T359] FS:  00007fb04d237ec0(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   17.136170][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.136384][  T359] CR2: 00007fb04d598004 CR3: 000000000c92a003 CR4: 0000000000771ef0
[   17.136644][  T359] PKRU: 55555554
[   17.136804][  T359] Call Trace:
[   17.136948][  T359]  <TASK>
[   17.137063][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.137244][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.137392][  T359]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   17.137592][  T359]  __dev_notify_flags (net/core/dev.c:9787)
[   17.137786][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.137967][  T359]  ? netif_change_name (net/core/dev.c:1495)
[   17.138149][  T359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.138330][  T359]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[   17.138525][  T359]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.138706][  T359]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.138904][  T359]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.139089][  T359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.139268][  T359]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.139450][  T359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.139651][  T359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.139848][  T359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.140029][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.140209][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.140387][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.140589][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.140784][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.140966][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.141145][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.141325][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.141509][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.141698][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.141885][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.142066][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.142246][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.142427][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.142628][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.142821][  T359]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.143003][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.143185][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.143365][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.143563][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.143760][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.143941][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.144122][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.144301][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.144483][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.144711][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   17.144903][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.145084][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.145296][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.145475][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.145714][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   17.145920][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.146101][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.146287][  T359]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.146466][  T359]  ? do_getsockname (net/socket.c:2192)
[   17.146666][  T359]  __sys_sendmsg (net/socket.c:2784)
[   17.146861][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.147053][  T359]  ? __sys_getsockname (net/socket.c:2210)
[   17.147232][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.147412][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.147609][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.147804][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.147986][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.148198][  T359] RIP: 0033:0x7fb04d2ec08e
[   17.148382][  T359] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.148951][  T359] RSP: 002b:00007fff0f391fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.149197][  T359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb04d2ec08e
[   17.149440][  T359] RDX: 0000000000000000 RSI: 00007fff0f392020 RDI: 0000000000000005
[   17.149700][  T359] RBP: 00007fff0f391fb0 R08: 0000000000000000 R09: 0000000000000000
[   17.149954][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0f396748
[   17.150196][  T359] R13: 0000000000000004 R14: 00007fb04d5d8000 R15: 000000000040bda8
| [   17.151912][  T359] ---[ end trace 0000000000000000 ]---
| [   17.212103][  T361] ------------[ cut here ]------------
| [   17.212252][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/361
| [   17.213122][  T361] Tainted: [W]=WARN
[   17.213221][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.213386][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.213564][  T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.214035][  T361] RSP: 0018:ffa0000000e17020 EFLAGS: 00010286
[   17.214196][  T361] RAX: 00000000ffffffa6 RBX: ff11000013d5ba80 RCX: 1ff40000001c2dca
[   17.214388][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d5bb38
[   17.214587][  T361] RBP: ff1100000a664000 R08: 1fe22000027ab768 R09: ff1100000d702e58
[   17.214781][  T361] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.214974][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a664ce1
[   17.215167][  T361] FS:  00007f1126667840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   17.215391][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.215559][  T361] CR2: 000000000c391988 CR3: 0000000013f7a001 CR4: 0000000000771ef0
[   17.215760][  T361] PKRU: 55555554
[   17.215857][  T361] Call Trace:
[   17.215953][  T361]  <TASK>
[   17.216019][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.216149][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.216247][  T361]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.216376][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   17.216518][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   17.216648][  T361]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.216782][  T361]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.216910][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.217038][  T361]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   17.217168][  T361]  netif_change_flags (net/core/dev.c:9820)
[   17.217297][  T361]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.217427][  T361]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.217568][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.217729][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.217863][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.217992][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.218119][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.218249][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.218378][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.218517][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.218647][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.218781][  T361]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.218910][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.219037][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.219166][  T361]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.219296][  T361]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   17.219425][  T361]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.219565][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.219696][  T361]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.219836][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.219967][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.220098][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.220227][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.220357][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.220490][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.220638][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.220773][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.220902][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.221031][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.221160][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.221288][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.221416][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.221557][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.221687][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.221822][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.221951][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.222080][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.222208][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.222339][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.222467][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.222611][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.222747][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.222878][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.223007][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.223135][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.223264][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.223394][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.223528][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.223658][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.223823][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   17.223952][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.224080][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.224209][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   17.224337][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.224505][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.224647][  T361]  __sys_sendmsg (net/socket.c:2784)
[   17.224779][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.224907][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.225069][  T361]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.225199][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.225328][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.225457][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.225596][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.225727][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.225892][  T361] RIP: 0033:0x7f11268a108e
[   17.226027][  T361] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.226488][  T361] RSP: 002b:00007ffc3822ad70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.226685][  T361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f11268a108e
[   17.226883][  T361] RDX: 0000000000000000 RSI: 00007ffc3822ae20 RDI: 0000000000000005
[   17.227075][  T361] RBP: 00007ffc3822ad80 R08: 0000000000000000 R09: 0000000000000000
[   17.227268][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d955
[   17.227460][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3822b4f0
| [   17.228773][  T361] ---[ end trace 0000000000000000 ]---
| [   17.758569][   T38] ------------[ cut here ]------------
| [   17.758797][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   17.759410][   T38] Tainted: [W]=WARN
[   17.759570][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.760170][   T38] Workqueue: events_unbound linkwatch_event
[   17.760448][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.760765][   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
[   17.761291][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   17.761558][   T38] RAX: 00000000ffffffa6 RBX: ff1100000fb123c0 RCX: 1ff4000000055f02
[   17.761849][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb12478
[   17.762106][   T38] RBP: ff110000061c9000 R08: 1fe2200001f62490 R09: ff11000001d92ea8
[   17.762346][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.762589][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.762833][   T38] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   17.763093][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.763293][   T38] CR2: 0000000031a58808 CR3: 0000000038749002 CR4: 0000000000771ef0
[   17.763536][   T38] PKRU: 55555554
[   17.763676][   T38] Call Trace:
[   17.763827][   T38]  <TASK>
[   17.763937][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.764109][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.764280][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.764427][   T38]  netif_state_change (net/core/dev.c:1605)
[   17.764615][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.764829][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.764998][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.765167][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.765338][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.765519][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.765690][   T38]  process_one_work (kernel/workqueue.c:3314)
[   17.765880][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.766049][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.766221][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.766394][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.766582][   T38]  kthread (kernel/kthread.c:436)
[   17.766722][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.766940][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.767109][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.767280][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.767481][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.767669][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.767850][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.769385][   T38] ---[ end trace 0000000000000000 ]---
| [   17.956032][   T93] ------------[ cut here ]------------
| [   17.956192][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/93
| [   17.956739][   T93] Tainted: [W]=WARN
[   17.956833][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.956985][   T93] Workqueue: events_unbound linkwatch_event
[   17.957144][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.957302][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.957748][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   17.957903][   T93] RAX: 00000000ffffffa6 RBX: ff11000013c7cc80 RCX: 1ff40000000a0f02
[   17.958084][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c7cd38
[   17.958266][   T93] RBP: ff11000005fe4000 R08: 1fe220000278f9a8 R09: ff110000066451a8
[   17.958444][   T93] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   17.958632][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.958889][   T93] FS:  0000000000000000(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   17.959102][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.959255][   T93] CR2: 000000003a643808 CR3: 0000000013f8d004 CR4: 0000000000771ef0
[   17.959437][   T93] PKRU: 55555554
[   17.959539][   T93] Call Trace:
[   17.959633][   T93]  <TASK>
[   17.959697][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.959885][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.960012][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.960104][   T93]  netif_state_change (net/core/dev.c:1605)
[   17.960228][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.960382][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.960510][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.960639][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.960842][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.960963][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.961084][   T93]  process_one_work (kernel/workqueue.c:3314)
[   17.961209][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.961330][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.961456][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.961593][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.961713][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.961927][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.962047][   T93]  kthread (kernel/kthread.c:436)
[   17.962142][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.962294][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.962416][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.962550][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.962701][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.962872][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.962993][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.964208][   T93] ---[ end trace 0000000000000000 ]---
| [   18.154354][   T36] ------------[ cut here ]------------
| [   18.154512][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   18.155057][   T36] Tainted: [W]=WARN
[   18.155149][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.155303][   T36] Workqueue: events_unbound linkwatch_event
[   18.155462][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.155634][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.156077][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   18.156231][   T36] RAX: 00000000ffffffa6 RBX: ff1100000c921540 RCX: 1ff4000000051f02
[   18.156415][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9215f8
[   18.156616][   T36] RBP: ff1100000a5d1000 R08: 1fe22000019242c0 R09: ff11000001d651a8
[   18.156807][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.156992][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.157176][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   18.157395][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.157557][   T36] CR2: 0000000025f10808 CR3: 000000001961b002 CR4: 0000000000771ef0
[   18.157751][   T36] PKRU: 55555554
[   18.157843][   T36] Call Trace:
[   18.157934][   T36]  <TASK>
[   18.157998][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.158122][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.158246][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.158339][   T36]  netif_state_change (net/core/dev.c:1605)
[   18.158466][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.158631][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.158758][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.158879][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.159003][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.159127][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.159251][   T36]  process_one_work (kernel/workqueue.c:3314)
[   18.159379][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.159507][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.159639][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.159821][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.159944][   T36]  kthread (kernel/kthread.c:436)
[   18.160039][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.160193][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.160318][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.160441][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.160605][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.160793][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.160966][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.162211][   T36] ---[ end trace 0000000000000000 ]---
| [   18.338614][   T36] ------------[ cut here ]------------
| [   18.338789][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   18.339310][   T36] Tainted: [W]=WARN
[   18.339401][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.339566][   T36] Workqueue: events_unbound linkwatch_event
[   18.339725][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.339892][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.340329][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   18.340487][   T36] RAX: 00000000ffffffa6 RBX: ff1100000c33ee40 RCX: 1ff4000000051f02
[   18.340674][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c33eef8
[   18.340861][   T36] RBP: ff11000013ffc000 R08: 1fe2200001867de0 R09: ff11000001d651a8
[   18.341043][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.341222][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.341405][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   18.341633][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.341793][   T36] CR2: 000000001f4a7868 CR3: 0000000019ec7002 CR4: 0000000000771ef0
[   18.341975][   T36] PKRU: 55555554
[   18.342067][   T36] Call Trace:
[   18.342160][   T36]  <TASK>
[   18.342224][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.342347][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.342471][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.342575][   T36]  netif_state_change (net/core/dev.c:1605)
[   18.342697][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.342907][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.343028][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.343147][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.343272][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.343391][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.343525][   T36]  process_one_work (kernel/workqueue.c:3314)
[   18.343724][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.343907][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.344036][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.344161][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.344281][   T36]  kthread (kernel/kthread.c:436)
[   18.344373][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.344532][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.344729][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.344925][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.345144][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.345267][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.345391][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.346716][   T36] ---[ end trace 0000000000000000 ]---
| [   18.541193][   T93] ------------[ cut here ]------------
| [   18.541344][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/93
| [   18.541971][   T93] Tainted: [W]=WARN
[   18.542066][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.542220][   T93] Workqueue: events_unbound linkwatch_event
[   18.542378][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.542547][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.542989][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   18.543143][   T93] RAX: 00000000ffffffa6 RBX: ff11000006524900 RCX: 1ff40000000a0f02
[   18.543332][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000065249b8
[   18.543542][   T93] RBP: ff1100000c8a4000 R08: 1fe2200000ca4938 R09: ff110000066451a8
[   18.543723][   T93] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   18.543915][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.544097][   T93] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   18.544399][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.544588][   T93] CR2: 00007fffe6e74918 CR3: 0000000038749005 CR4: 0000000000771ef0
[   18.544788][   T93] PKRU: 55555554
[   18.544879][   T93] Call Trace:
[   18.544969][   T93]  <TASK>
[   18.545033][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.545159][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.545294][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.545385][   T93]  netif_state_change (net/core/dev.c:1605)
[   18.545520][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.545671][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.545799][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.545919][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.546045][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.546172][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.546293][   T93]  process_one_work (kernel/workqueue.c:3314)
[   18.546426][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.546552][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.546676][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.546804][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.546924][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.547045][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.547169][   T93]  kthread (kernel/kthread.c:436)
[   18.547260][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.547414][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.547549][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.547672][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.547826][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.547948][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.548073][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.549226][   T93] ---[ end trace 0000000000000000 ]---
| [   18.725694][   T93] ------------[ cut here ]------------
| [   18.725845][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/93
| [   18.726371][   T93] Tainted: [W]=WARN
[   18.726463][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.726628][   T93] Workqueue: events_unbound linkwatch_event
[   18.726802][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.726961][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.727394][   T93] RSP: 0018:ffa00000005079e0 EFLAGS: 00010286
[   18.727559][   T93] RAX: 00000000ffffffa6 RBX: ff1100000fb13380 RCX: 1ff40000000a0f02
[   18.727744][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb13438
[   18.727922][   T93] RBP: ff1100000a664000 R08: 1fe2200001f62688 R09: ff110000066451a8
[   18.728105][   T93] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.728291][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.728476][   T93] FS:  0000000000000000(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   18.728693][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.728900][   T93] CR2: 0000000010f48868 CR3: 0000000003875002 CR4: 0000000000771ef0
[   18.729088][   T93] PKRU: 55555554
[   18.729178][   T93] Call Trace:
[   18.729271][   T93]  <TASK>
[   18.729335][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.729457][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.729653][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.729819][   T93]  netif_state_change (net/core/dev.c:1605)
[   18.729940][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.730095][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.730213][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.730333][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.730462][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.730590][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.730712][   T93]  process_one_work (kernel/workqueue.c:3314)
[   18.730919][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.731046][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.731170][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.731294][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.731414][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.731544][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.731664][   T93]  kthread (kernel/kthread.c:436)
[   18.731821][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.731977][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.732100][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.732222][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.732372][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.732500][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.732625][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.465039][  T726] tun1: deleting peer with id 1, reason 1
| [   29.465877][  T104] ------------[ cut here ]------------
| [   29.466051][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/104
| [   29.466679][  T104] Tainted: [W]=WARN
[   29.467392][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.467617][  T104] Workqueue: events_unbound linkwatch_event
[   29.467838][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.468041][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.468513][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   29.468722][  T104] RAX: 00000000ffffffa6 RBX: ff11000009956e40 RCX: 1ff40000000caf02
[   29.468962][  T104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009956ef8
[   29.469187][  T104] RBP: ff110000061c9000 R08: 1fe220000132ade0 R09: ff11000006642ea8
[   29.469411][  T104] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.469649][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.469890][  T104] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   29.470147][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.470344][  T104] CR2: 000000002dff9808 CR3: 000000000ba0e001 CR4: 0000000000771ef0
[   29.470587][  T104] PKRU: 55555554
[   29.470725][  T104] Call Trace:
[   29.470877][  T104]  <TASK>
[   29.470989][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.471158][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.471327][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.471467][  T104]  netif_state_change (net/core/dev.c:1605)
[   29.471651][  T104]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   29.471833][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.472028][  T104]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   29.472197][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   29.472364][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.472542][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.472719][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.472900][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   29.473068][  T104]  process_one_work (kernel/workqueue.c:3314)
[   29.473241][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.473407][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.473595][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.473778][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.473945][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   29.474117][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.474285][  T104]  kthread (kernel/kthread.c:436)
[   29.474423][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.474638][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.474817][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.474987][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.475185][  T104]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   29.475384][  T104]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   29.475569][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.475751][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.475919][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.362269][  T778] tun2: deleting peer with id 2, reason 1
| [   32.362977][   T38] ------------[ cut here ]------------
| [   32.363152][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   32.364350][   T38] Tainted: [W]=WARN
[   32.364491][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.364718][   T38] Workqueue: events_unbound linkwatch_event
[   32.364935][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.365138][   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
[   32.365627][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   32.365841][   T38] RAX: 00000000ffffffa6 RBX: ff1100000fbcae40 RCX: 1ff4000000055f02
[   32.366066][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbcaef8
[   32.366291][   T38] RBP: ff11000005fe4000 R08: 1fe2200001f795e0 R09: ff11000001d92ea8
[   32.366527][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   32.366773][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.367000][   T38] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   32.367257][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.367456][   T38] CR2: 00000000232a9808 CR3: 000000000a786004 CR4: 0000000000771ef0
[   32.367697][   T38] PKRU: 55555554
[   32.367847][   T38] Call Trace:
[   32.367983][   T38]  <TASK>
[   32.368092][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.368260][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.368431][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.368587][   T38]  netif_state_change (net/core/dev.c:1605)
[   32.368771][   T38]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   32.368941][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.369142][   T38]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   32.369310][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   32.369480][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.369661][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.369845][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.370013][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.370180][   T38]  process_one_work (kernel/workqueue.c:3314)
[   32.370357][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.370538][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.370721][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.370907][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.371078][   T38]  kthread (kernel/kthread.c:436)
[   32.371220][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.371418][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.371602][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.371785][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.371988][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.372160][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.372330][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.515047][   T65] tun3: deleting peer with id 3, reason 2
| [   43.515637][  T104] ------------[ cut here ]------------
| [   43.515823][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/104
| [   43.516434][  T104] Tainted: [W]=WARN
[   43.516581][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.516804][  T104] Workqueue: events_unbound linkwatch_event
[   43.517010][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.517214][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.517705][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   43.517916][  T104] RAX: 00000000ffffffa6 RBX: ff110000099bae40 RCX: 1ff40000000caf02
[   43.518139][  T104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000099baef8
[   43.518362][  T104] RBP: ff1100000a5d1000 R08: 1fe22000013375e0 R09: ff11000006642ea8
[   43.518603][  T104] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.518840][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.519065][  T104] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   43.519320][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.519525][  T104] CR2: 00007f9b082fd808 CR3: 0000000038749006 CR4: 0000000000771ef0
[   43.519773][  T104] PKRU: 55555554
[   43.519911][  T104] Call Trace:
[   43.520047][  T104]  <TASK>
[   43.520155][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.520326][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.520500][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.520651][  T104]  netif_state_change (net/core/dev.c:1605)
[   43.520834][  T104]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   43.521004][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   43.521199][  T104]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   43.521366][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   43.521544][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   43.521720][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.521901][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   43.522068][  T104]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   43.522234][  T104]  process_one_work (kernel/workqueue.c:3314)
[   43.522405][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.522582][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.522776][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.522945][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.523113][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   43.523281][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.523447][  T104]  kthread (kernel/kthread.c:436)
[   43.523600][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.523814][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.523982][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.524151][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.524347][  T104]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   43.524553][  T104]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   43.524721][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.524904][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.525071][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.706774][   T65] tun6: deleting peer with id 6, reason 2
| [   44.537950][   T36] ------------[ cut here ]------------
| [   44.538103][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   44.538635][   T36] Tainted: [W]=WARN
[   44.538728][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.538891][   T36] Workqueue: events_unbound linkwatch_event
[   44.539055][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.539210][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.539645][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   44.539805][   T36] RAX: 00000000ffffffa6 RBX: ff110000097a4040 RCX: 1ff4000000051f02
[   44.539987][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a40f8
[   44.540169][   T36] RBP: ff11000013ffc000 R08: 1fe22000012f4820 R09: ff11000001d651a8
[   44.540351][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.540536][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.540719][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   44.540947][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.541097][   T36] CR2: 0000556582545d5c CR3: 000000000d2c8003 CR4: 0000000000771ef0
[   44.541280][   T36] PKRU: 55555554
[   44.541371][   T36] Call Trace:
[   44.541459][   T36]  <TASK>
[   44.541527][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.541653][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.541776][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.541867][   T36]  netif_state_change (net/core/dev.c:1605)
[   44.541986][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.542105][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.542255][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.542376][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.542502][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.542629][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.542759][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.542877][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.542998][   T36]  process_one_work (kernel/workqueue.c:3314)
[   44.543122][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.543242][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.543367][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.543497][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.543622][   T36]  kthread (kernel/kthread.c:436)
[   44.543712][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.543871][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.543993][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.544114][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.544264][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.544385][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.544511][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.545663][   T36] ---[ end trace 0000000000000000 ]---
| [   44.545982][   T36] ------------[ cut here ]------------
| [   44.546100][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   44.546602][   T36] Tainted: [W]=WARN
[   44.546691][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.546861][   T36] Workqueue: events_unbound linkwatch_event
[   44.547012][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.547168][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.547598][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   44.547753][   T36] RAX: 00000000ffffffa6 RBX: ff110000097a4580 RCX: 1ff4000000051f02
[   44.547933][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a4638
[   44.548113][   T36] RBP: ff1100000c8a4000 R08: 1fe22000012f48c8 R09: ff11000001d651a8
[   44.548292][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.548469][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.548657][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   44.548867][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.549018][   T36] CR2: 0000556582545d5c CR3: 000000000d2c8003 CR4: 0000000000771ef0
[   44.549199][   T36] PKRU: 55555554
[   44.549289][   T36] Call Trace:
[   44.549377][   T36]  <TASK>
[   44.549439][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.549565][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.549687][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.549784][   T36]  netif_state_change (net/core/dev.c:1605)
[   44.549905][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.550026][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.550176][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.550298][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.550418][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.550541][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.550669][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.550794][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.550914][   T36]  process_one_work (kernel/workqueue.c:3314)
[   44.551034][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.551154][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.551276][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.551425][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.551550][   T36]  kthread (kernel/kthread.c:436)
[   44.551646][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.551799][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.551920][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.552038][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.552191][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.552310][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.552430][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.553656][   T36] ---[ end trace 0000000000000000 ]---
| [   44.553950][   T36] ------------[ cut here ]------------
| [   44.554135][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   44.554720][   T36] Tainted: [W]=WARN
[   44.554816][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.554965][   T36] Workqueue: events_unbound linkwatch_event
[   44.555120][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.555351][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.555875][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   44.556023][   T36] RAX: 00000000ffffffa6 RBX: ff110000097a4ac0 RCX: 1ff4000000051f02
[   44.556199][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a4b78
[   44.556451][   T36] RBP: ff1100000a664000 R08: 1fe22000012f4970 R09: ff11000001d651a8
[   44.556633][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.556890][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.557068][   T36] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   44.557275][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.557507][   T36] CR2: 0000556582545d5c CR3: 000000000d2c8003 CR4: 0000000000771ef0
[   44.557688][   T36] PKRU: 55555554
[   44.557783][   T36] Call Trace:
[   44.557872][   T36]  <TASK>
[   44.557933][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.558125][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.558251][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.558341][   T36]  netif_state_change (net/core/dev.c:1605)
[   44.558458][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.558659][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.558815][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.558932][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.559051][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.559243][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.559362][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.559484][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.559606][   T36]  process_one_work (kernel/workqueue.c:3314)
[   44.559808][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.559929][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.560051][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.560173][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.560368][   T36]  kthread (kernel/kthread.c:436)
[   44.560457][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.560616][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.560740][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.560859][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.561006][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.561124][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.561334][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.562630][   T36] ---[ end trace 0000000000000000 ]---
| [   46.660188][  T959] ------------[ cut here ]------------
| [   46.660359][  T959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/959
| [   46.661416][  T959] Tainted: [W]=WARN
[   46.661519][  T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.661685][  T959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.661864][  T959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.662318][  T959] RSP: 0018:ffa0000000f27058 EFLAGS: 00010286
[   46.662489][  T959] RAX: 00000000ffffffa6 RBX: ff110000097a4900 RCX: 1ff40000001e4dd1
[   46.662687][  T959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a49b8
[   46.662887][  T959] RBP: ff11000008e99000 R08: 1fe22000012f4938 R09: ff1100001b508b58
[   46.663082][  T959] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.663273][  T959] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ee4000
[   46.663466][  T959] FS:  00007f624c8ab840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.663702][  T959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.663876][  T959] CR2: 00000000257fa988 CR3: 000000001a12e002 CR4: 0000000000771ef0
[   46.664076][  T959] PKRU: 55555554
[   46.664174][  T959] Call Trace:
[   46.664269][  T959]  <TASK>
[   46.664335][  T959]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.664466][  T959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.664569][  T959]  netif_close_many (net/core/dev.c:1804)
[   46.664701][  T959]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.664836][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.664965][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.665091][  T959]  ? __dev_close_many (net/core/dev.c:1781)
[   46.665220][  T959]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.665384][  T959]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.665549][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.665681][  T959]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.665842][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.665974][  T959]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.666101][  T959]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.666261][  T959]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.666420][  T959]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.666552][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.666686][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.666846][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.666974][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.667115][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.667241][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.667367][  T959]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.667497][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.667634][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.667765][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.667892][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.668021][  T959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.668150][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.668278][  T959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.668406][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.668537][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.668667][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.668801][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.668928][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.669056][  T959]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.669184][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.669311][  T959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.669440][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.669572][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.669705][  T959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.669844][  T959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.669971][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.670100][  T959]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.670228][  T959]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.670356][  T959]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.670488][  T959]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.670622][  T959]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.670752][  T959]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.670913][  T959]  ? move_addr_to_kernel (net/socket.c:258)
[   46.671041][  T959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.671170][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.671298][  T959]  ___sys_sendmsg (net/socket.c:2752)
[   46.671425][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.671586][  T959]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.671728][  T959]  __sys_sendmsg (net/socket.c:2784)
[   46.671861][  T959]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.671988][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.672148][  T959]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.672276][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.672406][  T959]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.672540][  T959]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.672672][  T959]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.672805][  T959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.672966][  T959] RIP: 0033:0x7f624cae508e
[   46.673102][  T959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.673562][  T959] RSP: 002b:00007ffcf8741960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.673762][  T959] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f624cae508e
[   46.673954][  T959] RDX: 0000000000000000 RSI: 00007ffcf8741a10 RDI: 0000000000000005
[   46.674145][  T959] RBP: 00007ffcf8741970 R08: 0000000000000000 R09: 0000000000000000
[   46.674334][  T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.674529][  T959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf87420e0
| [   46.675943][  T959] ---[ end trace 0000000000000000 ]---
| [   46.678088][  T959] ------------[ cut here ]------------
| [   46.678225][  T959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/959
| [   46.678721][  T959] Tainted: [W]=WARN
[   46.678823][  T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.678982][  T959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.679148][  T959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.679615][  T959] RSP: 0018:ffa0000000f27058 EFLAGS: 00010286
[   46.679781][  T959] RAX: 00000000ffffffa6 RBX: ff110000038fec80 RCX: 1ff40000001e4dd1
[   46.679971][  T959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000038fed38
[   46.680165][  T959] RBP: ff11000008ee4000 R08: 1fe220000071fda8 R09: ff1100001b508b58
[   46.680356][  T959] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.680549][  T959] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000f270f0
[   46.680748][  T959] FS:  00007f624c8ab840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.680972][  T959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.681135][  T959] CR2: 00000000257fa988 CR3: 000000001a12e002 CR4: 0000000000771ef0
[   46.681327][  T959] PKRU: 55555554
[   46.681422][  T959] Call Trace:
[   46.681519][  T959]  <TASK>
[   46.681585][  T959]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.681715][  T959]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.681849][  T959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.681947][  T959]  netif_close_many (net/core/dev.c:1804)
[   46.682075][  T959]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.682202][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.682330][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.682457][  T959]  ? __dev_close_many (net/core/dev.c:1781)
[   46.682589][  T959]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.682759][  T959]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.682920][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.683047][  T959]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.683204][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.683332][  T959]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.683459][  T959]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.683628][  T959]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.683853][  T959]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.683982][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.684110][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.684237][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.684364][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.684509][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.684642][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.684838][  T959]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.685018][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.685147][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.685274][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.685400][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.685531][  T959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.685664][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.685846][  T959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.685973][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.686101][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.686228][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.686358][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.686486][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.686619][  T959]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.686797][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.686925][  T959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.687055][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.687181][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.687310][  T959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.687439][  T959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.687573][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.687705][  T959]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.687887][  T959]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.688017][  T959]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.688146][  T959]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.688275][  T959]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.688402][  T959]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.688565][  T959]  ? move_addr_to_kernel (net/socket.c:258)
[   46.688698][  T959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.688880][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.689008][  T959]  ___sys_sendmsg (net/socket.c:2752)
[   46.689135][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.689295][  T959]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.689432][  T959]  __sys_sendmsg (net/socket.c:2784)
[   46.689564][  T959]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.689693][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.689907][  T959]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.690037][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.690164][  T959]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.690291][  T959]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.690419][  T959]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.690548][  T959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.690710][  T959] RIP: 0033:0x7f624cae508e
[   46.690898][  T959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.691352][  T959] RSP: 002b:00007ffcf8741960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.691548][  T959] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f624cae508e
[   46.691793][  T959] RDX: 0000000000000000 RSI: 00007ffcf8741a10 RDI: 0000000000000005
[   46.691983][  T959] RBP: 00007ffcf8741970 R08: 0000000000000000 R09: 0000000000000000
[   46.692171][  T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.692362][  T959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf87420e0
| [   46.693697][  T959] ---[ end trace 0000000000000000 ]---
| [   46.704643][  T959] ------------[ cut here ]------------
| [   46.704789][  T959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/959
| [   46.705253][  T959] Tainted: [W]=WARN
[   46.705345][  T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.705505][  T959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.705668][  T959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.706111][  T959] RSP: 0018:ffa0000000f27188 EFLAGS: 00010286
[   46.706267][  T959] RAX: 00000000ffffffa6 RBX: ff11000013e5ba80 RCX: 1ff40000001e4df7
[   46.706452][  T959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e5bb38
[   46.706638][  T959] RBP: ff11000008e99000 R08: 1fe22000027cb768 R09: ff1100001b508b58
[   46.706825][  T959] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.707005][  T959] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.707189][  T959] FS:  00007f624c8ab840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.707405][  T959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.707563][  T959] CR2: 00000000257fa988 CR3: 000000001a12e002 CR4: 0000000000771ef0
[   46.707756][  T959] PKRU: 55555554
[   46.707848][  T959] Call Trace:
[   46.707940][  T959]  <TASK>
[   46.708004][  T959]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.708162][  T959]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.708312][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.708435][  T959]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.708563][  T959]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.708723][  T959]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.708850][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.708973][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.709099][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.709221][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.709357][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.709482][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.709609][  T959]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.709730][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.709863][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.709990][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.710113][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.710235][  T959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.710357][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.710483][  T959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.710609][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.710731][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.710859][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.710982][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.711105][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.711230][  T959]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.711351][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.711481][  T959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.711613][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.711739][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.711862][  T959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.711987][  T959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.712110][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.712232][  T959]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.712355][  T959]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.712483][  T959]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.712610][  T959]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.712732][  T959]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.712859][  T959]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.713011][  T959]  ? move_addr_to_kernel (net/socket.c:258)
[   46.713133][  T959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.713255][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.713384][  T959]  ___sys_sendmsg (net/socket.c:2752)
[   46.713515][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.713673][  T959]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.713863][  T959]  __sys_sendmsg (net/socket.c:2784)
[   46.713995][  T959]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.714118][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.714272][  T959]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.714395][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.714520][  T959]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.714646][  T959]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.714846][  T959]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.714971][  T959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.715122][  T959] RIP: 0033:0x7f624cae508e
[   46.715251][  T959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.715695][  T959] RSP: 002b:00007ffcf8741960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.715929][  T959] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f624cae508e
[   46.716115][  T959] RDX: 0000000000000000 RSI: 00007ffcf8741a10 RDI: 0000000000000005
[   46.716298][  T959] RBP: 00007ffcf8741970 R08: 0000000000000000 R09: 0000000000000000
[   46.716485][  T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.716673][  T959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf87420e0
| [   46.717907][  T959] ---[ end trace 0000000000000000 ]---
| [   46.719652][  T959] ------------[ cut here ]------------
| [   46.719815][  T959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/959
| [   46.720296][  T959] Tainted: [W]=WARN
[   46.720389][  T959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.720546][  T959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.720719][  T959] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.721397][  T959] RSP: 0018:ffa0000000f27188 EFLAGS: 00010286
[   46.721567][  T959] RAX: 00000000ffffffa6 RBX: ff11000013e5a200 RCX: 1ff40000001e4df7
[   46.721855][  T959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e5a2b8
[   46.722038][  T959] RBP: ff11000008ee4000 R08: 1fe22000027cb458 R09: ff1100001b508b58
[   46.722219][  T959] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.722403][  T959] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.722589][  T959] FS:  00007f624c8ab840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.722918][  T959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.723084][  T959] CR2: 00000000257fa988 CR3: 000000001a12e002 CR4: 0000000000771ef0
[   46.723335][  T959] PKRU: 55555554
[   46.723427][  T959] Call Trace:
[   46.723520][  T959]  <TASK>
[   46.723582][  T959]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.723838][  T959]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.723990][  T959]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.724114][  T959]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.724236][  T959]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.724390][  T959]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.724516][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.724642][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.724884][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.725015][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.725154][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.725274][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.725399][  T959]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.725525][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.725653][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.725870][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.725993][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.726116][  T959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.726238][  T959]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.726360][  T959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.726486][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.726613][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.726761][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.726885][  T959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.727007][  T959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.727129][  T959]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.727251][  T959]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.727372][  T959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.727502][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.727626][  T959]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.727752][  T959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.727878][  T959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.728000][  T959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.728124][  T959]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.728247][  T959]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.728378][  T959]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.728506][  T959]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.728632][  T959]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.728765][  T959]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.728918][  T959]  ? move_addr_to_kernel (net/socket.c:258)
[   46.729040][  T959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.729163][  T959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.729285][  T959]  ___sys_sendmsg (net/socket.c:2752)
[   46.729407][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.729595][  T959]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.729727][  T959]  __sys_sendmsg (net/socket.c:2784)
[   46.729856][  T959]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.729980][  T959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.730134][  T959]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.730257][  T959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.730384][  T959]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.730513][  T959]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.730637][  T959]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.730765][  T959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.730915][  T959] RIP: 0033:0x7f624cae508e
[   46.731044][  T959] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.731481][  T959] RSP: 002b:00007ffcf8741960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.731669][  T959] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f624cae508e
[   46.731862][  T959] RDX: 0000000000000000 RSI: 00007ffcf8741a10 RDI: 0000000000000005
[   46.732042][  T959] RBP: 00007ffcf8741970 R08: 0000000000000000 R09: 0000000000000000
[   46.732229][  T959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.732413][  T959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf87420e0
| [   46.733656][  T959] ---[ end trace 0000000000000000 ]---
| [   46.781814][  T960] ------------[ cut here ]------------
| [   46.781959][  T960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/960
| [   46.782444][  T960] Tainted: [W]=WARN
[   46.782548][  T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.782710][  T960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.782881][  T960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.783327][  T960] RSP: 0018:ffa0000000987058 EFLAGS: 00010286
[   46.783490][  T960] RAX: 00000000ffffffa6 RBX: ff110000099563c0 RCX: 1ff4000000130dd1
[   46.783686][  T960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009956478
[   46.783882][  T960] RBP: ff11000013f1c000 R08: 1fe220000132ac90 R09: ff1100001bf0ae58
[   46.784069][  T960] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   46.784256][  T960] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013fe1000
[   46.784446][  T960] FS:  00007f49c7b29840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   46.784680][  T960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.784842][  T960] CR2: 00000000402b4988 CR3: 0000000013ff7002 CR4: 0000000000771ef0
[   46.785032][  T960] PKRU: 55555554
[   46.785126][  T960] Call Trace:
[   46.785220][  T960]  <TASK>
[   46.785284][  T960]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.785414][  T960]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.785515][  T960]  netif_close_many (net/core/dev.c:1804)
[   46.785646][  T960]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.785782][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.785907][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.786033][  T960]  ? __dev_close_many (net/core/dev.c:1781)
[   46.786159][  T960]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.786317][  T960]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.786483][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.786612][  T960]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.786775][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.786902][  T960]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.787029][  T960]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.787187][  T960]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.787314][  T960]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.787442][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.787573][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.787706][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.787839][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.787980][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.788105][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.788231][  T960]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.788358][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.788489][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.788621][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.788752][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.788879][  T960]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.789006][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.789133][  T960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.789260][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.789388][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.789518][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.789653][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.789784][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.789910][  T960]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.790035][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.790159][  T960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.790288][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.790415][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.790547][  T960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.790680][  T960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.790815][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.790942][  T960]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.791071][  T960]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.791198][  T960]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.791328][  T960]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.791454][  T960]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.791582][  T960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.791747][  T960]  ? move_addr_to_kernel (net/socket.c:258)
[   46.791875][  T960]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.792003][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.792131][  T960]  ___sys_sendmsg (net/socket.c:2752)
[   46.792257][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.792414][  T960]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.792556][  T960]  __sys_sendmsg (net/socket.c:2784)
[   46.792690][  T960]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.792822][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.792979][  T960]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.793107][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.793234][  T960]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.793360][  T960]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.793488][  T960]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.793619][  T960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.793784][  T960] RIP: 0033:0x7f49c7d6308e
[   46.793915][  T960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.794363][  T960] RSP: 002b:00007ffc7e490270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.794558][  T960] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f49c7d6308e
[   46.794758][  T960] RDX: 0000000000000000 RSI: 00007ffc7e490320 RDI: 0000000000000005
[   46.794948][  T960] RBP: 00007ffc7e490280 R08: 0000000000000000 R09: 0000000000000000
[   46.795137][  T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.795324][  T960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e4909f0
| [   46.796600][  T960] ---[ end trace 0000000000000000 ]---
| [   46.805585][  T960] ------------[ cut here ]------------
| [   46.805724][  T960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/960
| [   46.806209][  T960] Tainted: [W]=WARN
[   46.806306][  T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.806463][  T960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.806638][  T960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.807093][  T960] RSP: 0018:ffa0000000987058 EFLAGS: 00010286
[   46.807252][  T960] RAX: 00000000ffffffa6 RBX: ff1100001a0c4740 RCX: 1ff4000000130dd1
[   46.807443][  T960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a0c47f8
[   46.807640][  T960] RBP: ff11000013fe1000 R08: 1fe2200003418900 R09: ff1100001bf0ae58
[   46.807836][  T960] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   46.808024][  T960] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009870f0
[   46.808212][  T960] FS:  00007f49c7b29840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   46.808433][  T960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.808606][  T960] CR2: 00000000402b4988 CR3: 0000000013ff7002 CR4: 0000000000771ef0
[   46.808804][  T960] PKRU: 55555554
[   46.808898][  T960] Call Trace:
[   46.808993][  T960]  <TASK>
[   46.809059][  T960]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.809185][  T960]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.809313][  T960]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.809409][  T960]  netif_close_many (net/core/dev.c:1804)
[   46.809541][  T960]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.809671][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.809803][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.809928][  T960]  ? __dev_close_many (net/core/dev.c:1781)
[   46.810055][  T960]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.810212][  T960]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.810371][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.810504][  T960]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.810667][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.810800][  T960]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.810927][  T960]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.811086][  T960]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.811214][  T960]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.811341][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.811471][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.811609][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.811740][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.811879][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.812004][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.812131][  T960]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.812257][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.812384][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.812515][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.812647][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.812795][  T960]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.812923][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.813051][  T960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.813178][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.813303][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.813431][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.813564][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.813695][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.813831][  T960]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.813957][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.814084][  T960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.814213][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.814339][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.814468][  T960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.814605][  T960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.814748][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.814878][  T960]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.815005][  T960]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.815132][  T960]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.815260][  T960]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.815387][  T960]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.815518][  T960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.815681][  T960]  ? move_addr_to_kernel (net/socket.c:258)
[   46.815813][  T960]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.815940][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.816068][  T960]  ___sys_sendmsg (net/socket.c:2752)
[   46.816193][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.816352][  T960]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.816494][  T960]  __sys_sendmsg (net/socket.c:2784)
[   46.816626][  T960]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.816758][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.816917][  T960]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.817043][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.817170][  T960]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.817296][  T960]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.817424][  T960]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.817555][  T960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.817719][  T960] RIP: 0033:0x7f49c7d6308e
[   46.817858][  T960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.818311][  T960] RSP: 002b:00007ffc7e490270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.818506][  T960] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f49c7d6308e
[   46.818700][  T960] RDX: 0000000000000000 RSI: 00007ffc7e490320 RDI: 0000000000000005
[   46.818894][  T960] RBP: 00007ffc7e490280 R08: 0000000000000000 R09: 0000000000000000
[   46.819086][  T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.819274][  T960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e4909f0
| [   46.820547][  T960] ---[ end trace 0000000000000000 ]---
| [   46.822808][  T960] ------------[ cut here ]------------
| [   46.822982][  T960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/960
| [   46.823546][  T960] Tainted: [W]=WARN
[   46.823694][  T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.823913][  T960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.824120][  T960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.824615][  T960] RSP: 0018:ffa0000000987188 EFLAGS: 00010286
[   46.824837][  T960] RAX: 00000000ffffffa6 RBX: ff11000019d02c80 RCX: 1ff4000000130df7
[   46.825068][  T960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019d02d38
[   46.825296][  T960] RBP: ff11000013f1c000 R08: 1fe22000033a05a8 R09: ff1100001bf0ae58
[   46.825536][  T960] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   46.825788][  T960] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.826022][  T960] FS:  00007f49c7b29840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   46.826283][  T960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.826485][  T960] CR2: 00007f49c7d2ac20 CR3: 0000000013ff7004 CR4: 0000000000771ef0
[   46.826730][  T960] PKRU: 55555554
[   46.826882][  T960] Call Trace:
[   46.827020][  T960]  <TASK>
[   46.827133][  T960]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.827336][  T960]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.827546][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.827725][  T960]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.827969][  T960]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.828173][  T960]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.828345][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.828526][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.828702][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.828882][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.829066][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.829234][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.829403][  T960]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.829584][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.829781][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.829952][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.830123][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.830293][  T960]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.830463][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.830649][  T960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.830837][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.831010][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.831179][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.831353][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.831529][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.831710][  T960]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.831897][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.832068][  T960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.832240][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.832408][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.832599][  T960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.832786][  T960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.832955][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.833126][  T960]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.833298][  T960]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.833468][  T960]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.833657][  T960]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.833842][  T960]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.834014][  T960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.834211][  T960]  ? move_addr_to_kernel (net/socket.c:258)
[   46.834381][  T960]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.834561][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.834748][  T960]  ___sys_sendmsg (net/socket.c:2752)
[   46.834915][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.835114][  T960]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.835295][  T960]  __sys_sendmsg (net/socket.c:2784)
[   46.835464][  T960]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.835649][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.835866][  T960]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.836034][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.836205][  T960]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.836374][  T960]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.836557][  T960]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.836747][  T960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.836945][  T960] RIP: 0033:0x7f49c7d6308e
[   46.837119][  T960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.837612][  T960] RSP: 002b:00007ffc7e490270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.837857][  T960] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f49c7d6308e
[   46.838086][  T960] RDX: 0000000000000000 RSI: 00007ffc7e490320 RDI: 0000000000000005
[   46.838313][  T960] RBP: 00007ffc7e490280 R08: 0000000000000000 R09: 0000000000000000
[   46.838551][  T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.838805][  T960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e4909f0
| [   46.840378][  T960] ---[ end trace 0000000000000000 ]---
| [   46.842076][  T960] ------------[ cut here ]------------
| [   46.842243][  T960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/960
| [   46.842816][  T960] Tainted: [W]=WARN
[   46.842957][  T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.843160][  T960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.843365][  T960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.843867][  T960] RSP: 0018:ffa0000000987188 EFLAGS: 00010286
[   46.844068][  T960] RAX: 00000000ffffffa6 RBX: ff11000019d03c40 RCX: 1ff4000000130df7
[   46.844298][  T960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019d03cf8
[   46.844538][  T960] RBP: ff11000013fe1000 R08: 1fe22000033a07a0 R09: ff1100001bf0ae58
[   46.844784][  T960] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   46.845012][  T960] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.845244][  T960] FS:  00007f49c7b29840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   46.845511][  T960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.845723][  T960] CR2: 00007f49c7d2ac20 CR3: 0000000013ff7004 CR4: 0000000000771ef0
[   46.845969][  T960] PKRU: 55555554
[   46.846107][  T960] Call Trace:
[   46.846245][  T960]  <TASK>
[   46.846358][  T960]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.846572][  T960]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.846792][  T960]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.846962][  T960]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.847131][  T960]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.847334][  T960]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.847511][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.847695][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.847879][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.848047][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.848228][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.848396][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.848576][  T960]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.848768][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.848940][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.849113][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.849282][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.849451][  T960]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.849639][  T960]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.849822][  T960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.849992][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.850160][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.850330][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.850509][  T960]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.850687][  T960]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.850873][  T960]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.851042][  T960]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.851211][  T960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.851381][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.851559][  T960]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.851752][  T960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.851924][  T960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.852094][  T960]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.852264][  T960]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.852434][  T960]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.852625][  T960]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.852811][  T960]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.852981][  T960]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.853151][  T960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.853349][  T960]  ? move_addr_to_kernel (net/socket.c:258)
[   46.853525][  T960]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.853699][  T960]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.853876][  T960]  ___sys_sendmsg (net/socket.c:2752)
[   46.854045][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.854242][  T960]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.854424][  T960]  __sys_sendmsg (net/socket.c:2784)
[   46.854609][  T960]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.854791][  T960]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.854991][  T960]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.855161][  T960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.855331][  T960]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.855504][  T960]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.855684][  T960]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.855868][  T960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.856066][  T960] RIP: 0033:0x7f49c7d6308e
[   46.856239][  T960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.856729][  T960] RSP: 002b:00007ffc7e490270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.856975][  T960] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f49c7d6308e
[   46.857202][  T960] RDX: 0000000000000000 RSI: 00007ffc7e490320 RDI: 0000000000000005
[   46.857429][  T960] RBP: 00007ffc7e490280 R08: 0000000000000000 R09: 0000000000000000
[   46.857673][  T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.857920][  T960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e4909f0
| [   46.859537][  T960] ---[ end trace 0000000000000000 ]---
| [   46.907049][  T961] ------------[ cut here ]------------
| [   46.907193][  T961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/961
| [   46.907687][  T961] Tainted: [W]=WARN
[   46.907790][  T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.907952][  T961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.908119][  T961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.908576][  T961] RSP: 0018:ffa0000001fb7058 EFLAGS: 00010286
[   46.908749][  T961] RAX: 00000000ffffffa6 RBX: ff110000033b4c80 RCX: 1ff40000003f6dd1
[   46.908941][  T961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000033b4d38
[   46.909129][  T961] RBP: ff110000194bc000 R08: 1fe22000006769a8 R09: ff1100001bf0d158
[   46.909317][  T961] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.909511][  T961] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194c9000
[   46.909707][  T961] FS:  00007f2550a28840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.909936][  T961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.910096][  T961] CR2: 00000000346ea988 CR3: 0000000019ed7004 CR4: 0000000000771ef0
[   46.910288][  T961] PKRU: 55555554
[   46.910385][  T961] Call Trace:
[   46.910485][  T961]  <TASK>
[   46.910550][  T961]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.910685][  T961]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.910787][  T961]  netif_close_many (net/core/dev.c:1804)
[   46.910915][  T961]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.911041][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.911168][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.911294][  T961]  ? __dev_close_many (net/core/dev.c:1781)
[   46.911421][  T961]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.911586][  T961]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.911757][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.911883][  T961]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.912041][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.912167][  T961]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.912293][  T961]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.912451][  T961]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.912584][  T961]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.912715][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.913255][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.913385][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.913519][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.913670][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.913803][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.913932][  T961]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.914060][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.914189][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.914315][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.914442][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.914575][  T961]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.914710][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.914846][  T961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.914974][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.915099][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.915225][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.915352][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.915481][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.915614][  T961]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.915746][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.915874][  T961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.916005][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.916132][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.916260][  T961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.916387][  T961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.916518][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.916652][  T961]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.916783][  T961]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.916912][  T961]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.917041][  T961]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.917168][  T961]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.917295][  T961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.917451][  T961]  ? move_addr_to_kernel (net/socket.c:258)
[   46.917584][  T961]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.917717][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.917853][  T961]  ___sys_sendmsg (net/socket.c:2752)
[   46.917979][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.918137][  T961]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.918273][  T961]  __sys_sendmsg (net/socket.c:2784)
[   46.918399][  T961]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.918529][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.918694][  T961]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.918828][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.918958][  T961]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.919086][  T961]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.919212][  T961]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.919340][  T961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.919503][  T961] RIP: 0033:0x7f2550c6208e
[   46.919642][  T961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.920100][  T961] RSP: 002b:00007fff21eaa9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.920291][  T961] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2550c6208e
[   46.920484][  T961] RDX: 0000000000000000 RSI: 00007fff21eaaaa0 RDI: 0000000000000005
[   46.920681][  T961] RBP: 00007fff21eaaa00 R08: 0000000000000000 R09: 0000000000000000
[   46.920875][  T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.921064][  T961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21eab170
| [   46.922337][  T961] ---[ end trace 0000000000000000 ]---
| [   46.924469][  T961] ------------[ cut here ]------------
| [   46.924609][  T961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/961
| [   46.925095][  T961] Tainted: [W]=WARN
[   46.925191][  T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.925350][  T961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.925519][  T961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.925982][  T961] RSP: 0018:ffa0000001fb7058 EFLAGS: 00010286
[   46.926144][  T961] RAX: 00000000ffffffa6 RBX: ff1100000b904900 RCX: 1ff40000003f6dd1
[   46.926333][  T961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9049b8
[   46.926531][  T961] RBP: ff110000194c9000 R08: 1fe2200001720938 R09: ff1100001bf0d158
[   46.926723][  T961] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.926917][  T961] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001fb70f0
[   46.927106][  T961] FS:  00007f2550a28840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.927327][  T961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.927490][  T961] CR2: 00000000346ea988 CR3: 0000000019ed7004 CR4: 0000000000771ef0
[   46.927687][  T961] PKRU: 55555554
[   46.927787][  T961] Call Trace:
[   46.927882][  T961]  <TASK>
[   46.927947][  T961]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.928075][  T961]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.928219][  T961]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.928316][  T961]  netif_close_many (net/core/dev.c:1804)
[   46.928444][  T961]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.928578][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.928710][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.928843][  T961]  ? __dev_close_many (net/core/dev.c:1781)
[   46.928970][  T961]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.929128][  T961]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.929287][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.929413][  T961]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.929577][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.929710][  T961]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.929839][  T961]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.929997][  T961]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.930124][  T961]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.930252][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.930379][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.930510][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.930643][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.930788][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.930915][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.931040][  T961]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.931165][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.931293][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.931418][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.931549][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.931681][  T961]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.931902][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.932031][  T961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.932158][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.932288][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.932415][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.932548][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.932682][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.932876][  T961]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.933002][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.933128][  T961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.933257][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.933383][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.933515][  T961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.933648][  T961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.933829][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.934008][  T961]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.934135][  T961]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.934262][  T961]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.934388][  T961]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.934518][  T961]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.934650][  T961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.934865][  T961]  ? move_addr_to_kernel (net/socket.c:258)
[   46.934991][  T961]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.935119][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.935246][  T961]  ___sys_sendmsg (net/socket.c:2752)
[   46.935372][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.935536][  T961]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.935679][  T961]  __sys_sendmsg (net/socket.c:2784)
[   46.935858][  T961]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.935985][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.936143][  T961]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.936269][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.936397][  T961]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.936530][  T961]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.936663][  T961]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.936841][  T961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.937000][  T961] RIP: 0033:0x7f2550c6208e
[   46.937132][  T961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.937584][  T961] RSP: 002b:00007fff21eaa9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.937835][  T961] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2550c6208e
[   46.938027][  T961] RDX: 0000000000000000 RSI: 00007fff21eaaaa0 RDI: 0000000000000005
[   46.938215][  T961] RBP: 00007fff21eaaa00 R08: 0000000000000000 R09: 0000000000000000
[   46.938402][  T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.938601][  T961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21eab170
| [   46.939971][  T961] ---[ end trace 0000000000000000 ]---
| [   46.950125][  T961] ------------[ cut here ]------------
| [   46.950262][  T961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/961
| [   46.950748][  T961] Tainted: [W]=WARN
[   46.950840][  T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.950995][  T961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.951155][  T961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.951599][  T961] RSP: 0018:ffa0000001fb7188 EFLAGS: 00010286
[   46.951761][  T961] RAX: 00000000ffffffa6 RBX: ff11000003752e40 RCX: 1ff40000003f6df7
[   46.951946][  T961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000003752ef8
[   46.952129][  T961] RBP: ff110000194bc000 R08: 1fe22000006ea5e0 R09: ff1100001bf0d158
[   46.952312][  T961] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.952498][  T961] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.952690][  T961] FS:  00007f2550a28840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.952910][  T961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.953064][  T961] CR2: 00000000346ea988 CR3: 0000000019ed7004 CR4: 0000000000771ef0
[   46.953248][  T961] PKRU: 55555554
[   46.953340][  T961] Call Trace:
[   46.953445][  T961]  <TASK>
[   46.953515][  T961]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.953675][  T961]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.953832][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.953954][  T961]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.954080][  T961]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.954234][  T961]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.954357][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.954484][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.954611][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.954737][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.954872][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.954994][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.955115][  T961]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.955236][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.955361][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.955487][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.955612][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.955739][  T961]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.955862][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.955985][  T961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.956107][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.956229][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.956349][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.956481][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.956605][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.956728][  T961]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.957018][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.957141][  T961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.957266][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.957387][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.957517][  T961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.957646][  T961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.957774][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.957896][  T961]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.958020][  T961]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.958143][  T961]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.958266][  T961]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.958388][  T961]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.958515][  T961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.958672][  T961]  ? move_addr_to_kernel (net/socket.c:258)
[   46.958802][  T961]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.958932][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.959056][  T961]  ___sys_sendmsg (net/socket.c:2752)
[   46.959178][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.959329][  T961]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.959463][  T961]  __sys_sendmsg (net/socket.c:2784)
[   46.959596][  T961]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.959719][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.959877][  T961]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.960000][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.960121][  T961]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.960243][  T961]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.960367][  T961]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.960492][  T961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.960648][  T961] RIP: 0033:0x7f2550c6208e
[   46.960781][  T961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.961212][  T961] RSP: 002b:00007fff21eaa9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.961398][  T961] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2550c6208e
[   46.961585][  T961] RDX: 0000000000000000 RSI: 00007fff21eaaaa0 RDI: 0000000000000005
[   46.961781][  T961] RBP: 00007fff21eaaa00 R08: 0000000000000000 R09: 0000000000000000
[   46.961964][  T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.962148][  T961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21eab170
| [   46.963375][  T961] ---[ end trace 0000000000000000 ]---
| [   46.964929][  T961] ------------[ cut here ]------------
| [   46.965059][  T961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/961
| [   46.965523][  T961] Tainted: [W]=WARN
[   46.965626][  T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.965794][  T961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.965956][  T961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.966391][  T961] RSP: 0018:ffa0000001fb7188 EFLAGS: 00010286
[   46.966548][  T961] RAX: 00000000ffffffa6 RBX: ff11000003753e00 RCX: 1ff40000003f6df7
[   46.966746][  T961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000003753eb8
[   46.966928][  T961] RBP: ff110000194c9000 R08: 1fe22000006ea7d8 R09: ff1100001bf0d158
[   46.967112][  T961] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.967292][  T961] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.967494][  T961] FS:  00007f2550a28840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   46.967721][  T961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.967879][  T961] CR2: 00000000346ea988 CR3: 0000000019ed7004 CR4: 0000000000771ef0
[   46.968062][  T961] PKRU: 55555554
[   46.968158][  T961] Call Trace:
[   46.968249][  T961]  <TASK>
[   46.968311][  T961]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.968468][  T961]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.968631][  T961]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.968758][  T961]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.968880][  T961]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.969036][  T961]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.969160][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.969281][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.969406][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.969532][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.969675][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.969867][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.969999][  T961]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.970120][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.970243][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.970366][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.970489][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.970618][  T961]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.970746][  T961]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.970869][  T961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.970991][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.971114][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.971235][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.971360][  T961]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.971485][  T961]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.971613][  T961]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.971739][  T961]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.971863][  T961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.971987][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   46.972109][  T961]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   46.972233][  T961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.972357][  T961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.972483][  T961]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.972611][  T961]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.972740][  T961]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.972863][  T961]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.972986][  T961]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.973109][  T961]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.973234][  T961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.973385][  T961]  ? move_addr_to_kernel (net/socket.c:258)
[   46.973513][  T961]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.973641][  T961]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.973769][  T961]  ___sys_sendmsg (net/socket.c:2752)
[   46.973891][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.974043][  T961]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.974177][  T961]  __sys_sendmsg (net/socket.c:2784)
[   46.974300][  T961]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.974422][  T961]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.974581][  T961]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.974719][  T961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.974846][  T961]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.974971][  T961]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.975095][  T961]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.975219][  T961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.975384][  T961] RIP: 0033:0x7f2550c6208e
[   46.975517][  T961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   46.975962][  T961] RSP: 002b:00007fff21eaa9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.976151][  T961] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2550c6208e
[   46.976335][  T961] RDX: 0000000000000000 RSI: 00007fff21eaaaa0 RDI: 0000000000000005
[   46.976518][  T961] RBP: 00007fff21eaaa00 R08: 0000000000000000 R09: 0000000000000000
[   46.976705][  T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   46.976893][  T961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21eab170
| [   46.978121][  T961] ---[ end trace 0000000000000000 ]---
| [   47.023973][  T962] ------------[ cut here ]------------
| [   47.024117][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/962
| [   47.024605][  T962] Tainted: [W]=WARN
[   47.024702][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.025458][  T962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.025638][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.026094][  T962] RSP: 0018:ffa0000000987058 EFLAGS: 00010286
[   47.026254][  T962] RAX: 00000000ffffffa6 RBX: ff11000013f79000 RCX: 1ff4000000130dd1
[   47.026448][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f790b8
[   47.026645][  T962] RBP: ff1100000d69c000 R08: 1fe22000027ef218 R09: ff1100001bf08b58
[   47.026846][  T962] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.027034][  T962] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019651000
[   47.027223][  T962] FS:  00007f15fca8a840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.027441][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.027610][  T962] CR2: 000000001342c988 CR3: 0000000019671004 CR4: 0000000000771ef0
[   47.027807][  T962] PKRU: 55555554
[   47.027902][  T962] Call Trace:
[   47.027996][  T962]  <TASK>
[   47.028061][  T962]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.028190][  T962]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.028285][  T962]  netif_close_many (net/core/dev.c:1804)
[   47.028410][  T962]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.028540][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.028669][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.028801][  T962]  ? __dev_close_many (net/core/dev.c:1781)
[   47.028930][  T962]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.029091][  T962]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.029249][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.029375][  T962]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.029538][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.029667][  T962]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.029802][  T962]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.029959][  T962]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.030090][  T962]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.030218][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.030344][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.030472][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.030604][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.030750][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.030875][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.030999][  T962]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.031127][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.031253][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.031379][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.031509][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.031640][  T962]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.031773][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.031898][  T962]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.032024][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.032150][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.032274][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.032401][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.032531][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.032663][  T962]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.032794][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.032920][  T962]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.033048][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.033175][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.033302][  T962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.033427][  T962]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.033557][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.033688][  T962]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.033821][  T962]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.033948][  T962]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.034075][  T962]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.034201][  T962]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.034327][  T962]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.034486][  T962]  ? move_addr_to_kernel (net/socket.c:258)
[   47.034620][  T962]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.034750][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.034877][  T962]  ___sys_sendmsg (net/socket.c:2752)
[   47.035003][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.035161][  T962]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.035297][  T962]  __sys_sendmsg (net/socket.c:2784)
[   47.035424][  T962]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.035552][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.035715][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.035848][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.035977][  T962]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.036103][  T962]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.036230][  T962]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.036356][  T962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.036515][  T962] RIP: 0033:0x7f15fccc408e
[   47.036651][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.037106][  T962] RSP: 002b:00007ffd147a0190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.037298][  T962] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f15fccc408e
[   47.037491][  T962] RDX: 0000000000000000 RSI: 00007ffd147a0240 RDI: 0000000000000005
[   47.037686][  T962] RBP: 00007ffd147a01a0 R08: 0000000000000000 R09: 0000000000000000
[   47.037882][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.038069][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd147a0910
| [   47.039336][  T962] ---[ end trace 0000000000000000 ]---
| [   47.041160][  T962] ------------[ cut here ]------------
| [   47.041295][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/962
| [   47.041782][  T962] Tainted: [W]=WARN
[   47.041881][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.042038][  T962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.042202][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.042658][  T962] RSP: 0018:ffa0000000987058 EFLAGS: 00010286
[   47.042827][  T962] RAX: 00000000ffffffa6 RBX: ff1100000962d000 RCX: 1ff4000000130dd1
[   47.043018][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000962d0b8
[   47.043208][  T962] RBP: ff11000019651000 R08: 1fe22000012c5a18 R09: ff1100001bf08b58
[   47.043397][  T962] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.043597][  T962] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009870f0
[   47.043794][  T962] FS:  00007f15fca8a840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.044015][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.044174][  T962] CR2: 000000001342c988 CR3: 0000000019671004 CR4: 0000000000771ef0
[   47.044366][  T962] PKRU: 55555554
[   47.044461][  T962] Call Trace:
[   47.044561][  T962]  <TASK>
[   47.044639][  T962]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.044776][  T962]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.044905][  T962]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.045002][  T962]  netif_close_many (net/core/dev.c:1804)
[   47.045131][  T962]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.045257][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.045383][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.045514][  T962]  ? __dev_close_many (net/core/dev.c:1781)
[   47.045645][  T962]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.045811][  T962]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.045970][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.046096][  T962]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.046252][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.046380][  T962]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.046510][  T962]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.046671][  T962]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.046805][  T962]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.046931][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.047059][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.047185][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.047310][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.047452][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.047581][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.047712][  T962]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.047843][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.047971][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.048096][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.048221][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.048349][  T962]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.048481][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.048612][  T962]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.048743][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.048869][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.048994][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.049121][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.049246][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.049373][  T962]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.049504][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.049636][  T962]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.049770][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.049896][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.050025][  T962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.050152][  T962]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.050281][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.050407][  T962]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.050538][  T962]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.050670][  T962]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.050803][  T962]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.050930][  T962]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.051057][  T962]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.051212][  T962]  ? move_addr_to_kernel (net/socket.c:258)
[   47.051340][  T962]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.051466][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.051604][  T962]  ___sys_sendmsg (net/socket.c:2752)
[   47.051729][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.051892][  T962]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.052027][  T962]  __sys_sendmsg (net/socket.c:2784)
[   47.052154][  T962]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.052280][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.052438][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.052569][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.052699][  T962]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.052831][  T962]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.052958][  T962]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.053085][  T962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.053243][  T962] RIP: 0033:0x7f15fccc408e
[   47.053373][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.053838][  T962] RSP: 002b:00007ffd147a0190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.054029][  T962] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f15fccc408e
[   47.054219][  T962] RDX: 0000000000000000 RSI: 00007ffd147a0240 RDI: 0000000000000005
[   47.054408][  T962] RBP: 00007ffd147a01a0 R08: 0000000000000000 R09: 0000000000000000
[   47.054605][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.054800][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd147a0910
| [   47.056073][  T962] ---[ end trace 0000000000000000 ]---
| [   47.059995][  T962] ------------[ cut here ]------------
| [   47.060127][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/962
| [   47.060597][  T962] Tainted: [W]=WARN
[   47.060690][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.060849][  T962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.061008][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.061441][  T962] RSP: 0018:ffa0000000987188 EFLAGS: 00010286
[   47.061605][  T962] RAX: 00000000ffffffa6 RBX: ff1100000baaf700 RCX: 1ff4000000130df7
[   47.061793][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000baaf7b8
[   47.061977][  T962] RBP: ff1100000d69c000 R08: 1fe2200001755ef8 R09: ff1100001bf08b58
[   47.062158][  T962] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.062340][  T962] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.062525][  T962] FS:  00007f15fca8a840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.062747][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.062901][  T962] CR2: 000000001342c988 CR3: 0000000019671004 CR4: 0000000000771ef0
[   47.063084][  T962] PKRU: 55555554
[   47.063174][  T962] Call Trace:
[   47.063269][  T962]  <TASK>
[   47.063332][  T962]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.063488][  T962]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.063647][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.063775][  T962]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.063897][  T962]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.064051][  T962]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.064174][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.064297][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.064421][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.064546][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.064687][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.064814][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.064937][  T962]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.065059][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.065181][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.065302][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.065423][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.065548][  T962]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.065683][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.065928][  T962]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.066053][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.066173][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.066295][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.066418][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.066544][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.066670][  T962]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.066845][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.066967][  T962]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.067093][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.067214][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.067337][  T962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.067460][  T962]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.067588][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.067716][  T962]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.068007][  T962]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.068130][  T962]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.068252][  T962]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.068373][  T962]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.068499][  T962]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.068670][  T962]  ? move_addr_to_kernel (net/socket.c:258)
[   47.068895][  T962]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.069018][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.069141][  T962]  ___sys_sendmsg (net/socket.c:2752)
[   47.069261][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.069413][  T962]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.069570][  T962]  __sys_sendmsg (net/socket.c:2784)
[   47.069696][  T962]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.069872][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.070025][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.070152][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.070273][  T962]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.070396][  T962]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.070521][  T962]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.070649][  T962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.070853][  T962] RIP: 0033:0x7f15fccc408e
[   47.070983][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.071416][  T962] RSP: 002b:00007ffd147a0190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.071607][  T962] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f15fccc408e
[   47.071846][  T962] RDX: 0000000000000000 RSI: 00007ffd147a0240 RDI: 0000000000000005
[   47.072028][  T962] RBP: 00007ffd147a01a0 R08: 0000000000000000 R09: 0000000000000000
[   47.072209][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.072391][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd147a0910
| [   47.073668][  T962] ---[ end trace 0000000000000000 ]---
| [   47.076157][  T962] ------------[ cut here ]------------
| [   47.076292][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/962
| [   47.076775][  T962] Tainted: [W]=WARN
[   47.076869][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.077022][  T962] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.077180][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.077635][  T962] RSP: 0018:ffa0000000987188 EFLAGS: 00010286
[   47.077802][  T962] RAX: 00000000ffffffa6 RBX: ff1100000fb6a740 RCX: 1ff4000000130df7
[   47.077986][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb6a7f8
[   47.078171][  T962] RBP: ff11000019651000 R08: 1fe2200001f6d500 R09: ff1100001bf08b58
[   47.078353][  T962] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.078539][  T962] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.078727][  T962] FS:  00007f15fca8a840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   47.078952][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.079106][  T962] CR2: 00007f2550af5574 CR3: 0000000019671005 CR4: 0000000000771ef0
[   47.079289][  T962] PKRU: 55555554
[   47.079380][  T962] Call Trace:
[   47.079473][  T962]  <TASK>
[   47.079539][  T962]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.079698][  T962]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.079855][  T962]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.079978][  T962]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.080099][  T962]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.080260][  T962]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.080382][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.080509][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.080637][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.080764][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.080900][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.081023][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.081145][  T962]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.081275][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.081398][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.081523][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.081649][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.081777][  T962]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.081900][  T962]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.082023][  T962]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.082145][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.082267][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.082387][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.082514][  T962]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.082639][  T962]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.082776][  T962]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.082899][  T962]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.083023][  T962]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.083147][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.083268][  T962]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.083392][  T962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.083517][  T962]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.083644][  T962]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.083773][  T962]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.083895][  T962]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.084017][  T962]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.084140][  T962]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.084261][  T962]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.084382][  T962]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.084536][  T962]  ? move_addr_to_kernel (net/socket.c:258)
[   47.084668][  T962]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.084796][  T962]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.084919][  T962]  ___sys_sendmsg (net/socket.c:2752)
[   47.085040][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.085191][  T962]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.085322][  T962]  __sys_sendmsg (net/socket.c:2784)
[   47.085444][  T962]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.085569][  T962]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.085727][  T962]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.085856][  T962]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.085978][  T962]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.086103][  T962]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.086224][  T962]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.086344][  T962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.086501][  T962] RIP: 0033:0x7f15fccc408e
[   47.086633][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.087072][  T962] RSP: 002b:00007ffd147a0190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.087257][  T962] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f15fccc408e
[   47.087440][  T962] RDX: 0000000000000000 RSI: 00007ffd147a0240 RDI: 0000000000000005
[   47.087638][  T962] RBP: 00007ffd147a01a0 R08: 0000000000000000 R09: 0000000000000000
[   47.087823][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.088004][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd147a0910
| [   47.089247][  T962] ---[ end trace 0000000000000000 ]---
| [   47.131994][  T963] ------------[ cut here ]------------
| [   47.132170][  T963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/963
| [   47.132772][  T963] Tainted: [W]=WARN
[   47.132915][  T963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.133119][  T963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.133333][  T963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.134348][  T963] RSP: 0018:ffa0000000e77058 EFLAGS: 00010286
[   47.134563][  T963] RAX: 00000000ffffffa6 RBX: ff1100000fb6b700 RCX: 1ff40000001cedd1
[   47.134818][  T963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb6b7b8
[   47.135051][  T963] RBP: ff11000009101000 R08: 1fe2200001f6d6f8 R09: ff11000001f02e58
[   47.135285][  T963] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.135526][  T963] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c69000
[   47.135779][  T963] FS:  00007efde426d840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.136048][  T963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.136253][  T963] CR2: 0000000003c3c988 CR3: 0000000019e22001 CR4: 0000000000771ef0
[   47.136494][  T963] PKRU: 55555554
[   47.136645][  T963] Call Trace:
[   47.136802][  T963]  <TASK>
[   47.136914][  T963]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.137091][  T963]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.137234][  T963]  netif_close_many (net/core/dev.c:1804)
[   47.137407][  T963]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.137589][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.137785][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.137959][  T963]  ? __dev_close_many (net/core/dev.c:1781)
[   47.138132][  T963]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.138335][  T963]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.138553][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.138747][  T963]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.138949][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.139125][  T963]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.139296][  T963]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.139507][  T963]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.139693][  T963]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.139880][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.140054][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.140228][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.140399][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.140612][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.140797][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.140970][  T963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.141142][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.141315][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.141490][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.141672][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.141861][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.142036][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.142209][  T963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.142382][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.142565][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.142756][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.142930][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.143101][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.143279][  T963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.143452][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.143639][  T963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.143828][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.143999][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.144174][  T963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.144349][  T963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.144535][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.144717][  T963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.144905][  T963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.145078][  T963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.145251][  T963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.145424][  T963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.145614][  T963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.145831][  T963]  ? move_addr_to_kernel (net/socket.c:258)
[   47.146009][  T963]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.146183][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.146358][  T963]  ___sys_sendmsg (net/socket.c:2752)
[   47.146541][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.146764][  T963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.146947][  T963]  __sys_sendmsg (net/socket.c:2784)
[   47.147120][  T963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.147293][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.147504][  T963]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.147687][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.147877][  T963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.148049][  T963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.148221][  T963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.148394][  T963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.148622][  T963] RIP: 0033:0x7efde44a708e
[   47.148815][  T963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.149307][  T963] RSP: 002b:00007ffce5d839b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.149556][  T963] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efde44a708e
[   47.149815][  T963] RDX: 0000000000000000 RSI: 00007ffce5d83a60 RDI: 0000000000000005
[   47.150051][  T963] RBP: 00007ffce5d839c0 R08: 0000000000000000 R09: 0000000000000000
[   47.150284][  T963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.150527][  T963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5d84130
| [   47.152163][  T963] ---[ end trace 0000000000000000 ]---
| [   47.159920][  T963] ------------[ cut here ]------------
| [   47.160097][  T963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/963
| [   47.160689][  T963] Tainted: [W]=WARN
[   47.161555][  T963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.161850][  T963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.162069][  T963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.162571][  T963] RSP: 0018:ffa0000000e77058 EFLAGS: 00010286
[   47.162800][  T963] RAX: 00000000ffffffa6 RBX: ff1100000cb13700 RCX: 1ff40000001cedd1
[   47.163035][  T963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb137b8
[   47.163270][  T963] RBP: ff11000008c69000 R08: 1fe22000019626f8 R09: ff11000001f02e58
[   47.163508][  T963] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.163775][  T963] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000e770f0
[   47.164015][  T963] FS:  00007efde426d840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.164281][  T963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.164489][  T963] CR2: 0000000003c3c988 CR3: 0000000019e22001 CR4: 0000000000771ef0
[   47.164751][  T963] PKRU: 55555554
[   47.164895][  T963] Call Trace:
[   47.165039][  T963]  <TASK>
[   47.165151][  T963]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.165326][  T963]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.165508][  T963]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.165663][  T963]  netif_close_many (net/core/dev.c:1804)
[   47.165848][  T963]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.166018][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.166191][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.166367][  T963]  ? __dev_close_many (net/core/dev.c:1781)
[   47.166554][  T963]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.166780][  T963]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.166988][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.167161][  T963]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.167365][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.167552][  T963]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.167749][  T963]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.167954][  T963]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.168130][  T963]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.168304][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.168480][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.168668][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.168851][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.169038][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.169212][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.169385][  T963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.169569][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.169770][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.169944][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.170117][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.170289][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.170465][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.170656][  T963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.170844][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.171019][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.171193][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.171368][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.171552][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.171752][  T963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.171929][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.172103][  T963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.172278][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.172450][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.172642][  T963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.172842][  T963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.173032][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.173226][  T963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.173406][  T963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.173605][  T963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.173801][  T963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.173977][  T963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.174156][  T963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.174364][  T963]  ? move_addr_to_kernel (net/socket.c:258)
[   47.174558][  T963]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.174765][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.174949][  T963]  ___sys_sendmsg (net/socket.c:2752)
[   47.175128][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.175336][  T963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.175534][  T963]  __sys_sendmsg (net/socket.c:2784)
[   47.175720][  T963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.175913][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.176124][  T963]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.176299][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.176480][  T963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.176672][  T963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.176865][  T963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.177041][  T963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.177243][  T963] RIP: 0033:0x7efde44a708e
[   47.177425][  T963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.177943][  T963] RSP: 002b:00007ffce5d839b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.178182][  T963] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efde44a708e
[   47.178418][  T963] RDX: 0000000000000000 RSI: 00007ffce5d83a60 RDI: 0000000000000005
[   47.178670][  T963] RBP: 00007ffce5d839c0 R08: 0000000000000000 R09: 0000000000000000
[   47.178918][  T963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.179152][  T963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5d84130
| [   47.180798][  T963] ---[ end trace 0000000000000000 ]---
| [   47.182767][  T963] ------------[ cut here ]------------
| [   47.182903][  T963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/963
| [   47.183394][  T963] Tainted: [W]=WARN
[   47.183489][  T963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.183650][  T963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.183813][  T963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.184245][  T963] RSP: 0018:ffa0000000e77188 EFLAGS: 00010286
[   47.184398][  T963] RAX: 00000000ffffffa6 RBX: ff11000013e05e00 RCX: 1ff40000001cedf7
[   47.184584][  T963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e05eb8
[   47.184778][  T963] RBP: ff11000009101000 R08: 1fe22000027c0bd8 R09: ff11000001f02e58
[   47.184959][  T963] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.185140][  T963] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.185323][  T963] FS:  00007efde426d840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   47.185542][  T963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.185700][  T963] CR2: 00007f15fcb57574 CR3: 0000000019e22006 CR4: 0000000000771ef0
[   47.185889][  T963] PKRU: 55555554
[   47.185980][  T963] Call Trace:
[   47.186071][  T963]  <TASK>
[   47.186133][  T963]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.186288][  T963]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.186439][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.186566][  T963]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.186692][  T963]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.186853][  T963]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.186975][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.187096][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.187217][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.187336][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.187472][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.187600][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.187722][  T963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.187850][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.187972][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.188092][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.188212][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.188333][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.188456][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.188580][  T963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.188717][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.188844][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.188965][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.189088][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.189209][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.189332][  T963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.189454][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.189578][  T963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.189710][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.189834][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.189958][  T963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.190082][  T963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.190203][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.190326][  T963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.190450][  T963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.190577][  T963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.190706][  T963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.190834][  T963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.190955][  T963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.191106][  T963]  ? move_addr_to_kernel (net/socket.c:258)
[   47.191228][  T963]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.191350][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.191476][  T963]  ___sys_sendmsg (net/socket.c:2752)
[   47.191603][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.191760][  T963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.191892][  T963]  __sys_sendmsg (net/socket.c:2784)
[   47.192013][  T963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.192134][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.192288][  T963]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.192410][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.192536][  T963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.192661][  T963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.192788][  T963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.192911][  T963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.193062][  T963] RIP: 0033:0x7efde44a708e
[   47.193188][  T963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.193633][  T963] RSP: 002b:00007ffce5d839b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.193824][  T963] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efde44a708e
[   47.194007][  T963] RDX: 0000000000000000 RSI: 00007ffce5d83a60 RDI: 0000000000000005
[   47.194187][  T963] RBP: 00007ffce5d839c0 R08: 0000000000000000 R09: 0000000000000000
[   47.194369][  T963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.194555][  T963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5d84130
| [   47.195789][  T963] ---[ end trace 0000000000000000 ]---
| [   47.197271][  T963] ------------[ cut here ]------------
| [   47.197393][  T963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/963
| [   47.197857][  T963] Tainted: [W]=WARN
[   47.197950][  T963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.198103][  T963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.198260][  T963] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.198702][  T963] RSP: 0018:ffa0000000e77188 EFLAGS: 00010286
[   47.198862][  T963] RAX: 00000000ffffffa6 RBX: ff11000019de6e40 RCX: 1ff40000001cedf7
[   47.199043][  T963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019de6ef8
[   47.199224][  T963] RBP: ff11000008c69000 R08: 1fe22000033bcde0 R09: ff11000001f02e58
[   47.199404][  T963] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.199591][  T963] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.199785][  T963] FS:  00007efde426d840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   47.199999][  T963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.200153][  T963] CR2: 00007f15fcb57574 CR3: 0000000019e22006 CR4: 0000000000771ef0
[   47.200337][  T963] PKRU: 55555554
[   47.200429][  T963] Call Trace:
[   47.200525][  T963]  <TASK>
[   47.200588][  T963]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.200753][  T963]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.200904][  T963]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.201026][  T963]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.201149][  T963]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.201303][  T963]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.201424][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.201548][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.201675][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.201802][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.201938][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.202062][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.202182][  T963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.202308][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.202437][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.202568][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.202693][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.202818][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.202940][  T963]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.203062][  T963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.203183][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.203303][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.203424][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.203547][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.203672][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.203799][  T963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.203919][  T963]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.204041][  T963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.204165][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.204286][  T963]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.204408][  T963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.204535][  T963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.204662][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.204787][  T963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.204909][  T963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.205031][  T963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.205154][  T963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.205274][  T963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.205394][  T963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.205545][  T963]  ? move_addr_to_kernel (net/socket.c:258)
[   47.205672][  T963]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.205799][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.205921][  T963]  ___sys_sendmsg (net/socket.c:2752)
[   47.206042][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.206194][  T963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.206325][  T963]  __sys_sendmsg (net/socket.c:2784)
[   47.206446][  T963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.206576][  T963]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.206743][  T963]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.206865][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.206989][  T963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.207111][  T963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.207233][  T963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.207354][  T963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.207510][  T963] RIP: 0033:0x7efde44a708e
[   47.207641][  T963] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.208077][  T963] RSP: 002b:00007ffce5d839b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.208260][  T963] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efde44a708e
[   47.208441][  T963] RDX: 0000000000000000 RSI: 00007ffce5d83a60 RDI: 0000000000000005
[   47.208632][  T963] RBP: 00007ffce5d839c0 R08: 0000000000000000 R09: 0000000000000000
[   47.208819][  T963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.209000][  T963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce5d84130
| [   47.210213][  T963] ---[ end trace 0000000000000000 ]---
| [   47.254019][  T964] ------------[ cut here ]------------
| [   47.254195][  T964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/964
| [   47.254957][  T964] Tainted: [W]=WARN
[   47.255096][  T964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.255300][  T964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.255519][  T964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.256030][  T964] RSP: 0018:ffa0000002007058 EFLAGS: 00010286
[   47.256237][  T964] RAX: 00000000ffffffa6 RBX: ff11000019de7e00 RCX: 1ff4000000400dd1
[   47.256472][  T964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019de7eb8
[   47.256722][  T964] RBP: ff110000194e4000 R08: 1fe22000033bcfd8 R09: ff11000001f05158
[   47.256970][  T964] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.257202][  T964] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e1000
[   47.257438][  T964] FS:  00007ff8f1cc0840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.257722][  T964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.257943][  T964] CR2: 00007ff8f1f901a0 CR3: 0000000019fe1003 CR4: 0000000000771ef0
[   47.258180][  T964] PKRU: 55555554
[   47.258320][  T964] Call Trace:
[   47.258460][  T964]  <TASK>
[   47.258579][  T964]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.258775][  T964]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.258920][  T964]  netif_close_many (net/core/dev.c:1804)
[   47.259095][  T964]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.259267][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.259438][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.259629][  T964]  ? __dev_close_many (net/core/dev.c:1781)
[   47.259820][  T964]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.260026][  T964]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.260230][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.260405][  T964]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.260626][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.260814][  T964]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.260986][  T964]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.261190][  T964]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.261365][  T964]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.261551][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.261745][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.261922][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.262093][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.262281][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.262452][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.262639][  T964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.262825][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.262999][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.263171][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.263347][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.263529][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.263712][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.263900][  T964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.264074][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.264246][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.264417][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.264607][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.264798][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.264971][  T964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.265143][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.265319][  T964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.265499][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.265681][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.265871][  T964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.266049][  T964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.266222][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.266395][  T964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.266580][  T964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.266775][  T964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.266950][  T964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.267122][  T964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.267293][  T964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.267503][  T964]  ? move_addr_to_kernel (net/socket.c:258)
[   47.267687][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.267873][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.268047][  T964]  ___sys_sendmsg (net/socket.c:2752)
[   47.268219][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.268422][  T964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.268622][  T964]  __sys_sendmsg (net/socket.c:2784)
[   47.268813][  T964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.268986][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.269191][  T964]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.269364][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.269550][  T964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.269746][  T964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.269920][  T964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.270095][  T964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.270297][  T964] RIP: 0033:0x7ff8f1efa08e
[   47.270474][  T964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.270992][  T964] RSP: 002b:00007fff0cdf9f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.271231][  T964] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8f1efa08e
[   47.271464][  T964] RDX: 0000000000000000 RSI: 00007fff0cdf9fb0 RDI: 0000000000000005
[   47.271713][  T964] RBP: 00007fff0cdf9f10 R08: 0000000000000000 R09: 0000000000000000
[   47.271960][  T964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.272197][  T964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cdfa680
| [   47.273837][  T964] ---[ end trace 0000000000000000 ]---
| [   47.275284][  T964] ------------[ cut here ]------------
| [   47.275453][  T964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/964
| [   47.276349][  T964] Tainted: [W]=WARN
[   47.276494][  T964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.276707][  T964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.276931][  T964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.277428][  T964] RSP: 0018:ffa0000002007058 EFLAGS: 00010286
[   47.277651][  T964] RAX: 00000000ffffffa6 RBX: ff11000013cb9a80 RCX: 1ff4000000400dd1
[   47.277899][  T964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013cb9b38
[   47.278136][  T964] RBP: ff110000194e1000 R08: 1fe2200002797368 R09: ff11000001f05158
[   47.278369][  T964] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.278621][  T964] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020070f0
[   47.278871][  T964] FS:  00007ff8f1cc0840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.279138][  T964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.279344][  T964] CR2: 00007ff8f1f901a0 CR3: 0000000019fe1003 CR4: 0000000000771ef0
[   47.279589][  T964] PKRU: 55555554
[   47.279752][  T964] Call Trace:
[   47.279892][  T964]  <TASK>
[   47.280003][  T964]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.280179][  T964]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.280352][  T964]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.280500][  T964]  netif_close_many (net/core/dev.c:1804)
[   47.280682][  T964]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.280870][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.281043][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.281216][  T964]  ? __dev_close_many (net/core/dev.c:1781)
[   47.281388][  T964]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.281613][  T964]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.281832][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.282005][  T964]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.282205][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.282377][  T964]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.282557][  T964]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.282783][  T964]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.282961][  T964]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.283134][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.283306][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.283481][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.283666][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.283862][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.284033][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.284207][  T964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.284381][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.284566][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.284758][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.284931][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.285105][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.285279][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.285452][  T964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.285642][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.285829][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.286001][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.286174][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.286346][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.286529][  T964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.286711][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.286900][  T964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.287080][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.287253][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.287426][  T964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.287615][  T964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.287805][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.287980][  T964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.288155][  T964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.288328][  T964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.288509][  T964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.288693][  T964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.288881][  T964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.289085][  T964]  ? move_addr_to_kernel (net/socket.c:258)
[   47.289259][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.289432][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.289626][  T964]  ___sys_sendmsg (net/socket.c:2752)
[   47.289815][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.290017][  T964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.290201][  T964]  __sys_sendmsg (net/socket.c:2784)
[   47.290374][  T964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.290555][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.290781][  T964]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.290955][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.291132][  T964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.291305][  T964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.291479][  T964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.291667][  T964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.291881][  T964] RIP: 0033:0x7ff8f1efa08e
[   47.292059][  T964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.292563][  T964] RSP: 002b:00007fff0cdf9f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.292816][  T964] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8f1efa08e
[   47.293049][  T964] RDX: 0000000000000000 RSI: 00007fff0cdf9fb0 RDI: 0000000000000005
[   47.293285][  T964] RBP: 00007fff0cdf9f10 R08: 0000000000000000 R09: 0000000000000000
[   47.293526][  T964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.293778][  T964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cdfa680
| [   47.295385][  T964] ---[ end trace 0000000000000000 ]---
| [   47.305614][  T964] ------------[ cut here ]------------
| [   47.306263][  T964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/964
| [   47.306831][  T964] Tainted: [W]=WARN
[   47.306970][  T964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.307168][  T964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.307371][  T964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.307878][  T964] RSP: 0018:ffa0000002007188 EFLAGS: 00010286
[   47.308078][  T964] RAX: 00000000ffffffa6 RBX: ff11000013d643c0 RCX: 1ff4000000400df7
[   47.308303][  T964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d64478
[   47.308543][  T964] RBP: ff110000194e4000 R08: 1fe22000027ac890 R09: ff11000001f05158
[   47.308792][  T964] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.309019][  T964] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.309247][  T964] FS:  00007ff8f1cc0840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.309511][  T964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.309725][  T964] CR2: 00007ff8f1f901a0 CR3: 0000000019fe1003 CR4: 0000000000771ef0
[   47.309968][  T964] PKRU: 55555554
[   47.310105][  T964] Call Trace:
[   47.310242][  T964]  <TASK>
[   47.310352][  T964]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.310564][  T964]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.310782][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.310958][  T964]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.311126][  T964]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.311329][  T964]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.311505][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.311687][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.311874][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.312043][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.312228][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.312397][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.312580][  T964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.312771][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.312943][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.313112][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.313283][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.313453][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.313642][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.313826][  T964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.313995][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.314163][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.314330][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.314505][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.314683][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.314869][  T964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.315040][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.315211][  T964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.315383][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.315561][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.315750][  T964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.315921][  T964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.316090][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.316263][  T964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.316434][  T964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.316622][  T964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.316806][  T964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.316976][  T964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.317146][  T964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.317342][  T964]  ? move_addr_to_kernel (net/socket.c:258)
[   47.317525][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.317702][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.317885][  T964]  ___sys_sendmsg (net/socket.c:2752)
[   47.318055][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.318252][  T964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.318432][  T964]  __sys_sendmsg (net/socket.c:2784)
[   47.318621][  T964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.318803][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.319008][  T964]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.319178][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.319349][  T964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.319526][  T964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.319700][  T964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.319880][  T964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.320079][  T964] RIP: 0033:0x7ff8f1efa08e
[   47.320257][  T964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.320762][  T964] RSP: 002b:00007fff0cdf9f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.320993][  T964] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8f1efa08e
[   47.321224][  T964] RDX: 0000000000000000 RSI: 00007fff0cdf9fb0 RDI: 0000000000000005
[   47.321452][  T964] RBP: 00007fff0cdf9f10 R08: 0000000000000000 R09: 0000000000000000
[   47.321694][  T964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.321935][  T964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cdfa680
| [   47.323510][  T964] ---[ end trace 0000000000000000 ]---
| [   47.325157][  T964] ------------[ cut here ]------------
| [   47.325326][  T964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/964
| [   47.325913][  T964] Tainted: [W]=WARN
[   47.326053][  T964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.326251][  T964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.326457][  T964] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.326961][  T964] RSP: 0018:ffa0000002007188 EFLAGS: 00010286
[   47.327161][  T964] RAX: 00000000ffffffa6 RBX: ff11000013d65380 RCX: 1ff4000000400df7
[   47.327388][  T964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d65438
[   47.327632][  T964] RBP: ff110000194e1000 R08: 1fe22000027aca88 R09: ff11000001f05158
[   47.327873][  T964] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.328102][  T964] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.328332][  T964] FS:  00007ff8f1cc0840(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.328611][  T964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.328830][  T964] CR2: 00007ff8f1f901a0 CR3: 0000000019fe1003 CR4: 0000000000771ef0
[   47.329061][  T964] PKRU: 55555554
[   47.329199][  T964] Call Trace:
[   47.329337][  T964]  <TASK>
[   47.329446][  T964]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.329663][  T964]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.329873][  T964]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.330047][  T964]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.330215][  T964]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.330418][  T964]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.330605][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.330785][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.330955][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.331123][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.331306][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.331481][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.331667][  T964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.331849][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.332019][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.332187][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.332356][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.332536][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.332718][  T964]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.332902][  T964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.333072][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.333241][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.333409][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.333592][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.333783][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.333956][  T964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.334127][  T964]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.334296][  T964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.334466][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.334654][  T964]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.334839][  T964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.335009][  T964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.335178][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.335351][  T964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.335530][  T964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.335708][  T964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.335893][  T964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.336064][  T964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.336235][  T964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.336432][  T964]  ? move_addr_to_kernel (net/socket.c:258)
[   47.336622][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.336808][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.336980][  T964]  ___sys_sendmsg (net/socket.c:2752)
[   47.337149][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.337348][  T964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.337537][  T964]  __sys_sendmsg (net/socket.c:2784)
[   47.337714][  T964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.337898][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.338102][  T964]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.338271][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.338441][  T964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.338625][  T964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.338811][  T964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.338980][  T964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.339179][  T964] RIP: 0033:0x7ff8f1efa08e
[   47.339354][  T964] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.339860][  T964] RSP: 002b:00007fff0cdf9f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.340091][  T964] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8f1efa08e
[   47.340322][  T964] RDX: 0000000000000000 RSI: 00007fff0cdf9fb0 RDI: 0000000000000005
[   47.340559][  T964] RBP: 00007fff0cdf9f10 R08: 0000000000000000 R09: 0000000000000000
[   47.340806][  T964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.341031][  T964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cdfa680
| [   47.342621][  T964] ---[ end trace 0000000000000000 ]---
| [   47.519713][  T972] ------------[ cut here ]------------
| [   47.519878][  T972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/972
| [   47.520370][  T972] Tainted: [W]=WARN
[   47.520470][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.520641][  T972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.520814][  T972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.521273][  T972] RSP: 0018:ffa0000002057020 EFLAGS: 00010286
[   47.521437][  T972] RAX: 00000000ffffffa6 RBX: ff11000013c623c0 RCX: 1ff400000040adca
[   47.521638][  T972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c62478
[   47.521842][  T972] RBP: ff1100000a664000 R08: 1fe220000278c490 R09: ff1100001974d158
[   47.522034][  T972] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   47.522225][  T972] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a664ce1
[   47.522418][  T972] FS:  00007f5caf9d3840(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   47.522655][  T972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.522823][  T972] CR2: 000000002f3ae988 CR3: 0000000019f3b006 CR4: 0000000000771ef0
[   47.523016][  T972] PKRU: 55555554
[   47.523113][  T972] Call Trace:
[   47.523209][  T972]  <TASK>
[   47.523276][  T972]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.523407][  T972]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.523512][  T972]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.523650][  T972]  __dev_notify_flags (net/core/dev.c:9787)
[   47.523787][  T972]  ? netif_change_name (net/core/dev.c:1495)
[   47.523916][  T972]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   47.524050][  T972]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.524178][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.524308][  T972]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.524442][  T972]  netif_change_flags (net/core/dev.c:9820)
[   47.524580][  T972]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.524716][  T972]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.524853][  T972]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.525013][  T972]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.525143][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.525273][  T972]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.525404][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.525539][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.525674][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.525808][  T972]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.525937][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.526066][  T972]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.526195][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.526325][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.526454][  T972]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.526587][  T972]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.526724][  T972]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.526861][  T972]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.526991][  T972]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.527124][  T972]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.527254][  T972]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.527388][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.527519][  T972]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.527654][  T972]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.527791][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.527919][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.528050][  T972]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.528179][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.528310][  T972]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.528443][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.528577][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.528711][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.528843][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.528975][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.529103][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.529234][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.529365][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.529500][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.529637][  T972]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.529862][  T972]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.529995][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.530126][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.530256][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.530387][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.530521][  T972]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.530655][  T972]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.530854][  T972]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.530983][  T972]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.531115][  T972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.531274][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   47.531406][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.531542][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.531675][  T972]  ___sys_sendmsg (net/socket.c:2752)
[   47.531880][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.532041][  T972]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.532179][  T972]  __sys_sendmsg (net/socket.c:2784)
[   47.532310][  T972]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.532438][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.532610][  T972]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.532805][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.532936][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.533066][  T972]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.533196][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.533326][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.533487][  T972] RIP: 0033:0x7f5cafc0d08e
[   47.533626][  T972] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.534150][  T972] RSP: 002b:00007fffac9631a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.534345][  T972] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5cafc0d08e
[   47.534542][  T972] RDX: 0000000000000000 RSI: 00007fffac963250 RDI: 0000000000000005
[   47.534811][  T972] RBP: 00007fffac9631b0 R08: 0000000000000000 R09: 0000000000000000
[   47.535005][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d973
[   47.535198][  T972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffac963920
| [   47.536537][  T972] ---[ end trace 0000000000000000 ]---
| [   47.590014][  T973] ------------[ cut here ]------------
| [   47.590154][  T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/973
| [   47.590658][  T973] Tainted: [W]=WARN
[   47.590761][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.590915][  T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.591075][  T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.591514][  T973] RSP: 0018:ffa0000001fd7188 EFLAGS: 00010286
[   47.591673][  T973] RAX: 00000000ffffffa6 RBX: ff11000013c63c40 RCX: 1ff40000003fadf7
[   47.591862][  T973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c63cf8
[   47.592043][  T973] RBP: ff1100000a664000 R08: 1fe220000278c7a0 R09: ff110000194f8b58
[   47.592228][  T973] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.592412][  T973] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.592606][  T973] FS:  00007fd013a44ec0(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.592826][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.592981][  T973] CR2: 00007ffdea330ff0 CR3: 000000001a1c4005 CR4: 0000000000771ef0
[   47.593168][  T973] PKRU: 55555554
[   47.593259][  T973] Call Trace:
[   47.593351][  T973]  <TASK>
[   47.593414][  T973]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.593574][  T973]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.593729][  T973]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.593858][  T973]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.593978][  T973]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.594131][  T973]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.594255][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.594379][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.594506][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.594632][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.594781][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.594903][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.595025][  T973]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.595146][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.595268][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.595390][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.595518][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.595649][  T973]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.595778][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.595900][  T973]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.596023][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.596147][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.596267][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.596390][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.596516][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.596645][  T973]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.597246][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.597371][  T973]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.597502][  T973]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.597630][  T973]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.597835][  T973]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.597965][  T973]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.598089][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.598214][  T973]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.598337][  T973]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.598461][  T973]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.598613][  T973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.598821][  T973]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.598946][  T973]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.599096][  T973]  ? move_addr_to_kernel (net/socket.c:258)
[   47.599218][  T973]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.599401][  T973]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.599560][  T973]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.599687][  T973]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.599902][  T973]  ___sys_sendmsg (net/socket.c:2752)
[   47.600025][  T973]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.600177][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.600306][  T973]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   47.600429][  T973]  ? do_getsockname (net/socket.c:2192)
[   47.600560][  T973]  __sys_sendmsg (net/socket.c:2784)
[   47.600689][  T973]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.600819][  T973]  ? __sys_getsockname (net/socket.c:2210)
[   47.600942][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.601066][  T973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.601190][  T973]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.601313][  T973]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.601435][  T973]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.601593][  T973] RIP: 0033:0x7fd013af908e
[   47.601726][  T973] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.602168][  T973] RSP: 002b:00007ffdea331c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.602356][  T973] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd013af908e
[   47.602545][  T973] RDX: 0000000000000000 RSI: 00007ffdea331d10 RDI: 0000000000000005
[   47.602738][  T973] RBP: 00007ffdea331ca0 R08: 0000000000000000 R09: 0000000000000000
[   47.602919][  T973] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdea336418
[   47.603101][  T973] R13: 0000000000000003 R14: 00007fd013de5000 R15: 000000000040bda8
| [   47.604354][  T973] ---[ end trace 0000000000000000 ]---
| [   47.638095][   T12] ------------[ cut here ]------------
| [   47.638269][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   47.638875][   T12] Tainted: [W]=WARN
[   47.638965][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.639117][   T12] Workqueue: netns cleanup_net
[   47.639387][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.639569][   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
[   47.640009][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   47.640161][   T12] RAX: 00000000ffffffa6 RBX: ff110000097a5380 RCX: 1ff4000000018eed
[   47.640339][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a5438
[   47.640519][   T12] RBP: ff11000009001000 R08: 1fe22000012f4a88 R09: ff11000001b0d1d0
[   47.640701][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.640883][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.641064][   T12] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   47.641272][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.641429][   T12] CR2: 00007f0a5394a2a0 CR3: 0000000038749004 CR4: 0000000000771ef0
[   47.641620][   T12] PKRU: 55555554
[   47.641709][   T12] Call Trace:
[   47.641803][   T12]  <TASK>
[   47.641864][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.642015][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.642161][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   47.642281][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   47.642402][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.642524][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   47.642648][   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)
[   47.642774][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   47.642894][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.643012][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.643133][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.643256][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.643374][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.643498][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.643621][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.643747][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.643870][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.643986][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.644110][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.644233][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.644351][   T12]  kthread (kernel/kthread.c:436)
[   47.644441][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.644598][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.644719][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.644845][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.644993][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.645113][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.645232][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.646355][   T12] ---[ end trace 0000000000000000 ]---
| [   47.657810][   T12] ------------[ cut here ]------------
| [   47.657947][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   47.658527][   T12] Tainted: [W]=WARN
[   47.658626][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.658786][   T12] Workqueue: netns cleanup_net
[   47.658912][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.659067][   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
[   47.659494][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   47.659655][   T12] RAX: 00000000ffffffa6 RBX: ff110000097a4580 RCX: 1ff4000000018ed5
[   47.659840][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a4638
[   47.660018][   T12] RBP: ff11000005a01000 R08: 1fe22000012f48c8 R09: ff11000001b0d1d0
[   47.660196][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.660381][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.660564][   T12] FS:  0000000000000000(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   47.660780][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.660932][   T12] CR2: 00007f0a5394a2a0 CR3: 0000000038749004 CR4: 0000000000771ef0
[   47.661111][   T12] PKRU: 55555554
[   47.661199][   T12] Call Trace:
[   47.661287][   T12]  <TASK>
[   47.661350][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.661507][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.661664][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.661793][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   47.661913][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   47.662031][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.662152][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   47.662273][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.662391][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.662517][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.662641][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.662765][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.662887][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.663005][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.663125][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.663249][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.663369][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.663493][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.663621][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.663802][   T12]  kthread (kernel/kthread.c:436)
[   47.663941][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.664094][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.664216][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.664337][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.664489][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.664613][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.664782][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.665980][   T12] ---[ end trace 0000000000000000 ]---
| [   47.681525][  T975] ------------[ cut here ]------------
| [   47.681676][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   47.682180][  T975] Tainted: [W]=WARN
[   47.682281][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.682446][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.682624][  T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.683092][  T975] RSP: 0018:ffa0000002077020 EFLAGS: 00010286
[   47.683255][  T975] RAX: 00000000ffffffa6 RBX: ff110000038ffe00 RCX: 1ff400000040edca
[   47.683449][  T975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000038ffeb8
[   47.683651][  T975] RBP: ff1100000c8a4000 R08: 1fe220000071ffd8 R09: ff1100000b432e58
[   47.683851][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.684043][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8a4ce1
[   47.684242][  T975] FS:  00007f88764b1840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   47.684469][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.684644][  T975] CR2: 00007f88767811a0 CR3: 0000000003415001 CR4: 0000000000771ef0
[   47.684843][  T975] PKRU: 55555554
[   47.684939][  T975] Call Trace:
[   47.685035][  T975]  <TASK>
[   47.685103][  T975]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.685233][  T975]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.685333][  T975]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.685461][  T975]  __dev_notify_flags (net/core/dev.c:9787)
[   47.685602][  T975]  ? netif_change_name (net/core/dev.c:1495)
[   47.685731][  T975]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   47.685867][  T975]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.685999][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.686130][  T975]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.686264][  T975]  netif_change_flags (net/core/dev.c:9820)
[   47.686395][  T975]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.686530][  T975]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.686664][  T975]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.686831][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.686962][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.687092][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.687220][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.687352][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.687487][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.687621][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.687758][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.687890][  T975]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.688020][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.688150][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.688280][  T975]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.688411][  T975]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.688547][  T975]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.688683][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.688819][  T975]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.688954][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.689086][  T975]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.689218][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.689349][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.689484][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.689619][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.689782][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.689915][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.690046][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.690176][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.690307][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.690437][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.690571][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.690703][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.690882][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.691013][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.691146][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.691276][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.691406][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.691543][  T975]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.691676][  T975]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.691862][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.691993][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.692124][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.692255][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.692384][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.692517][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.692653][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.692787][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.692916][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.693075][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   47.693207][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.693336][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.693467][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   47.693606][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.693773][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.693911][  T975]  __sys_sendmsg (net/socket.c:2784)
[   47.694041][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.694174][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.694339][  T975]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.694468][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.694606][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.694742][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.694872][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.695001][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.695162][  T975] RIP: 0033:0x7f88766eb08e
[   47.695298][  T975] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.695773][  T975] RSP: 002b:00007ffe78642a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.695967][  T975] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f88766eb08e
[   47.696159][  T975] RDX: 0000000000000000 RSI: 00007ffe78642b00 RDI: 0000000000000005
[   47.696355][  T975] RBP: 00007ffe78642a60 R08: 0000000000000000 R09: 0000000000000000
[   47.696551][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   47.696753][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe786431d0
| [   47.698055][  T975] ---[ end trace 0000000000000000 ]---
| [   47.751216][  T976] ------------[ cut here ]------------
| [   47.751391][  T976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/976
| [   47.752561][  T976] Tainted: [W]=WARN
[   47.752706][  T976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.752918][  T976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.753124][  T976] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.753619][  T976] RSP: 0018:ffa0000002087188 EFLAGS: 00010286
[   47.753833][  T976] RAX: 00000000ffffffa6 RBX: ff110000038fe740 RCX: 1ff4000000410df7
[   47.754060][  T976] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000038fe7f8
[   47.754286][  T976] RBP: ff1100000c8a4000 R08: 1fe220000071fd00 R09: ff1100000b435158
[   47.754524][  T976] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.754778][  T976] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.755010][  T976] FS:  00007f9fefdc8ec0(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.755269][  T976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.755472][  T976] CR2: 00007f9ff0129004 CR3: 000000000c07b003 CR4: 0000000000771ef0
[   47.755717][  T976] PKRU: 55555554
[   47.755870][  T976] Call Trace:
[   47.756009][  T976]  <TASK>
[   47.756118][  T976]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.756320][  T976]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.756524][  T976]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.756703][  T976]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.756883][  T976]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.757105][  T976]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.757274][  T976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.757442][  T976]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.757628][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.757813][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.757995][  T976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.758164][  T976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.758337][  T976]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.758513][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.758695][  T976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.758878][  T976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.759050][  T976]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.759218][  T976]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.759387][  T976]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.759569][  T976]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.759764][  T976]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.759932][  T976]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.760101][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.760271][  T976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.760438][  T976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.760625][  T976]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.760808][  T976]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.760977][  T976]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.761152][  T976]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.761319][  T976]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.761492][  T976]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.761673][  T976]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.761854][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.762025][  T976]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.762194][  T976]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.762366][  T976]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.762549][  T976]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.762725][  T976]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.762906][  T976]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.763102][  T976]  ? move_addr_to_kernel (net/socket.c:258)
[   47.763270][  T976]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.763439][  T976]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.763655][  T976]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.763840][  T976]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.764041][  T976]  ___sys_sendmsg (net/socket.c:2752)
[   47.764211][  T976]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.764381][  T976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.764568][  T976]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   47.764758][  T976]  ? do_getsockname (net/socket.c:2192)
[   47.764932][  T976]  __sys_sendmsg (net/socket.c:2784)
[   47.765101][  T976]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.765272][  T976]  ? __sys_getsockname (net/socket.c:2210)
[   47.765440][  T976]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.765625][  T976]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.765809][  T976]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.765978][  T976]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.766148][  T976]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.766347][  T976] RIP: 0033:0x7f9fefe7d08e
[   47.766533][  T976] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.767035][  T976] RSP: 002b:00007ffd0a1db030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.767265][  T976] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9fefe7d08e
[   47.767501][  T976] RDX: 0000000000000000 RSI: 00007ffd0a1db0b0 RDI: 0000000000000005
[   47.767751][  T976] RBP: 00007ffd0a1db040 R08: 0000000000000000 R09: 0000000000000000
[   47.767978][  T976] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0a1df7b8
[   47.768206][  T976] R13: 0000000000000003 R14: 00007f9ff0169000 R15: 000000000040bda8
| [   47.769804][  T976] ---[ end trace 0000000000000000 ]---
| [   47.814009][   T12] ------------[ cut here ]------------
| [   47.814144][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   47.814657][   T12] Tainted: [W]=WARN
[   47.814754][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.814909][   T12] Workqueue: netns cleanup_net
[   47.815033][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.815187][   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
[   47.815611][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   47.815769][   T12] RAX: 00000000ffffffa6 RBX: ff11000013e5a900 RCX: 1ff4000000018eed
[   47.815944][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e5a9b8
[   47.816118][   T12] RBP: ff11000008eb1000 R08: 1fe22000027cb538 R09: ff11000001b0d1d0
[   47.816293][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.816468][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.816657][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.816866][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.817013][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   47.817189][   T12] PKRU: 55555554
[   47.817278][   T12] Call Trace:
[   47.817370][   T12]  <TASK>
[   47.817431][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.817591][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.817748][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   47.817867][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   47.817987][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.818106][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   47.818224][   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)
[   47.818345][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   47.818465][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.818586][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.818712][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.818836][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.818952][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.819072][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.819189][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.819308][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.819431][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.819554][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.819680][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.819807][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.819926][   T12]  kthread (kernel/kthread.c:436)
[   47.820029][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.820176][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.820294][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.820417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.820569][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.820692][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.820816][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.821944][   T12] ---[ end trace 0000000000000000 ]---
| [   47.833461][   T12] ------------[ cut here ]------------
| [   47.833603][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   47.834119][   T12] Tainted: [W]=WARN
[   47.834210][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.834358][   T12] Workqueue: netns cleanup_net
[   47.834486][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.834652][   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
[   47.835090][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   47.835242][   T12] RAX: 00000000ffffffa6 RBX: ff11000013e5b8c0 RCX: 1ff4000000018ed5
[   47.835418][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e5b978
[   47.835610][   T12] RBP: ff11000009089000 R08: 1fe22000027cb730 R09: ff11000001b0d1d0
[   47.835793][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.835969][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.836145][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.836357][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.836512][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   47.836695][   T12] PKRU: 55555554
[   47.836789][   T12] Call Trace:
[   47.836879][   T12]  <TASK>
[   47.836941][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.837096][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.837246][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.837367][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   47.837497][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   47.837625][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.837749][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   47.837868][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.837988][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.838112][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.838231][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.838349][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.838477][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.838600][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.838720][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.838849][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.838968][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.839091][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.839213][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.839332][   T12]  kthread (kernel/kthread.c:436)
[   47.839433][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.839586][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.839713][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.839835][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.839983][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.840101][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.840220][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.841360][   T12] ---[ end trace 0000000000000000 ]---
| [   47.850157][  T978] ------------[ cut here ]------------
| [   47.850299][  T978] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/978
| [   47.850898][  T978] Tainted: [W]=WARN
[   47.850996][  T978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.851157][  T978] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.851324][  T978] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.851875][  T978] RSP: 0018:ffa0000002087020 EFLAGS: 00010286
[   47.852037][  T978] RAX: 00000000ffffffa6 RBX: ff11000013e5b000 RCX: 1ff4000000410dca
[   47.852294][  T978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e5b0b8
[   47.852491][  T978] RBP: ff11000013ffc000 R08: 1fe22000027cb618 R09: ff11000001f42e58
[   47.852688][  T978] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.852967][  T978] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ffcce1
[   47.853160][  T978] FS:  00007fb6005e4840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   47.853387][  T978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.853552][  T978] CR2: 000000003bbcf988 CR3: 000000001ad3d006 CR4: 0000000000771ef0
[   47.853842][  T978] PKRU: 55555554
[   47.853939][  T978] Call Trace:
[   47.854034][  T978]  <TASK>
[   47.854100][  T978]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.854230][  T978]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.854329][  T978]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.854462][  T978]  __dev_notify_flags (net/core/dev.c:9787)
[   47.854603][  T978]  ? netif_change_name (net/core/dev.c:1495)
[   47.854738][  T978]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   47.854867][  T978]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.854995][  T978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.855124][  T978]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.855256][  T978]  netif_change_flags (net/core/dev.c:9820)
[   47.855386][  T978]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.855518][  T978]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.855652][  T978]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.855903][  T978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.856032][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.856162][  T978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.856292][  T978]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.856422][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.856554][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.856688][  T978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.856880][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.857010][  T978]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.857137][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.857266][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.857395][  T978]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.857529][  T978]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.857663][  T978]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.857847][  T978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.857978][  T978]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.858109][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.858239][  T978]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.858372][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.858505][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.858637][  T978]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.858822][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.858951][  T978]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.859078][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.859206][  T978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.859338][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.859467][  T978]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.859606][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.859789][  T978]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.859917][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.860049][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.860177][  T978]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.860307][  T978]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.860437][  T978]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.860570][  T978]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.860707][  T978]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.860888][  T978]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.861018][  T978]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.861147][  T978]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.861275][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.861405][  T978]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.861541][  T978]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.861676][  T978]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.861859][  T978]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.861988][  T978]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.862117][  T978]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.862276][  T978]  ? move_addr_to_kernel (net/socket.c:258)
[   47.862406][  T978]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.862542][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.862676][  T978]  ___sys_sendmsg (net/socket.c:2752)
[   47.862857][  T978]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.863017][  T978]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.863156][  T978]  __sys_sendmsg (net/socket.c:2784)
[   47.863285][  T978]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.863415][  T978]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.863583][  T978]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.863716][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.863901][  T978]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.864030][  T978]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.864159][  T978]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.864288][  T978]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.864447][  T978] RIP: 0033:0x7fb60081e08e
[   47.864585][  T978] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.865108][  T978] RSP: 002b:00007ffea1a065e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.865303][  T978] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb60081e08e
[   47.865501][  T978] RDX: 0000000000000000 RSI: 00007ffea1a06690 RDI: 0000000000000005
[   47.865698][  T978] RBP: 00007ffea1a065f0 R08: 0000000000000000 R09: 0000000000000000
[   47.865962][  T978] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   47.866154][  T978] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1a06d60
| [   47.867512][  T978] ---[ end trace 0000000000000000 ]---
| [   47.919592][  T979] ------------[ cut here ]------------
| [   47.919778][  T979] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/979
| [   47.920356][  T979] Tainted: [W]=WARN
[   47.920499][  T979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.920711][  T979] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.921001][  T979] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.921546][  T979] RSP: 0018:ffa0000002087188 EFLAGS: 00010286
[   47.921817][  T979] RAX: 00000000ffffffa6 RBX: ff11000009956e40 RCX: 1ff4000000410df7
[   47.922094][  T979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009956ef8
[   47.922372][  T979] RBP: ff11000013ffc000 R08: 1fe220000132ade0 R09: ff11000001f45158
[   47.922677][  T979] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.922968][  T979] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.923247][  T979] FS:  00007ff51fba9ec0(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   47.923529][  T979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.923749][  T979] CR2: 00007ff51ff0a004 CR3: 000000000f8e1004 CR4: 0000000000771ef0
[   47.923978][  T979] PKRU: 55555554
[   47.924117][  T979] Call Trace:
[   47.924255][  T979]  <TASK>
[   47.924363][  T979]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.924575][  T979]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.924797][  T979]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.924970][  T979]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.925138][  T979]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.925337][  T979]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.925516][  T979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.925693][  T979]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.925875][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.926042][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.926223][  T979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.926391][  T979]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.926571][  T979]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.926760][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.926930][  T979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.927097][  T979]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.927266][  T979]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.927434][  T979]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.927629][  T979]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.927814][  T979]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.927983][  T979]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.928151][  T979]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.928317][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.928490][  T979]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.928669][  T979]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.928850][  T979]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.929020][  T979]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.929189][  T979]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.929360][  T979]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.929538][  T979]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.929717][  T979]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.929903][  T979]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.930071][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.930241][  T979]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.930412][  T979]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.930590][  T979]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.930780][  T979]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.930949][  T979]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.931118][  T979]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.931313][  T979]  ? move_addr_to_kernel (net/socket.c:258)
[   47.931482][  T979]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.931667][  T979]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.931874][  T979]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.932042][  T979]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.932242][  T979]  ___sys_sendmsg (net/socket.c:2752)
[   47.932410][  T979]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.932588][  T979]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.932783][  T979]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   47.932953][  T979]  ? do_getsockname (net/socket.c:2192)
[   47.933124][  T979]  __sys_sendmsg (net/socket.c:2784)
[   47.933293][  T979]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.933462][  T979]  ? __sys_getsockname (net/socket.c:2210)
[   47.933642][  T979]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.933824][  T979]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.933992][  T979]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.934159][  T979]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.934331][  T979]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.934538][  T979] RIP: 0033:0x7ff51fc5e08e
[   47.934720][  T979] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.935206][  T979] RSP: 002b:00007ffe56aa2920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.935437][  T979] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff51fc5e08e
[   47.935683][  T979] RDX: 0000000000000000 RSI: 00007ffe56aa29a0 RDI: 0000000000000005
[   47.935923][  T979] RBP: 00007ffe56aa2930 R08: 0000000000000000 R09: 0000000000000000
[   47.936148][  T979] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe56aa70a8
[   47.936376][  T979] R13: 0000000000000003 R14: 00007ff51ff4a000 R15: 000000000040bda8
| [   47.937961][  T979] ---[ end trace 0000000000000000 ]---
| [   47.974690][   T12] ------------[ cut here ]------------
| [   47.974831][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   47.975329][   T12] Tainted: [W]=WARN
[   47.975420][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.975572][   T12] Workqueue: netns cleanup_net
[   47.975702][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.975864][   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
[   47.976283][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   47.976437][   T12] RAX: 00000000ffffffa6 RBX: ff11000019d03700 RCX: 1ff4000000018eed
[   47.976624][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019d037b8
[   47.976804][   T12] RBP: ff11000008469000 R08: 1fe22000033a06f8 R09: ff11000001b0d1d0
[   47.976982][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.977157][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.977333][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.977546][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.977705][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   47.977886][   T12] PKRU: 55555554
[   47.977974][   T12] Call Trace:
[   47.978060][   T12]  <TASK>
[   47.978121][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.978270][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.978415][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   47.978539][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   47.978668][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.978790][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   47.978917][   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)
[   47.979034][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   47.979156][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.979270][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.979393][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.979514][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.979633][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.979757][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.979873][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.979991][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.980112][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.980228][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.980349][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.980479][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.980602][   T12]  kthread (kernel/kthread.c:436)
[   47.980690][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.980843][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.980964][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.981082][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.981228][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.981345][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.981461][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.982585][   T12] ---[ end trace 0000000000000000 ]---
| [   47.992113][   T12] ------------[ cut here ]------------
| [   47.992240][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   47.992772][   T12] Tainted: [W]=WARN
[   47.992869][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.993030][   T12] Workqueue: netns cleanup_net
[   47.993154][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.993309][   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
[   47.993751][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   47.993907][   T12] RAX: 00000000ffffffa6 RBX: ff11000019d03000 RCX: 1ff4000000018ed5
[   47.994084][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019d030b8
[   47.994262][   T12] RBP: ff1100000a679000 R08: 1fe22000033a0618 R09: ff11000001b0d1d0
[   47.994442][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.994630][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.994817][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   47.995027][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.995178][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   47.995357][   T12] PKRU: 55555554
[   47.995447][   T12] Call Trace:
[   47.995540][   T12]  <TASK>
[   47.995607][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.995766][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.995921][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.996048][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   47.996168][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   47.996288][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.996408][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   47.996535][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.996658][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.996788][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   47.996919][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.997041][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.997166][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.997285][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.997408][   T12]  process_one_work (kernel/workqueue.c:3314)
[   47.997535][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.997662][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.997791][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.997918][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.998038][   T12]  kthread (kernel/kthread.c:436)
[   47.998128][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.998278][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.998398][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.998521][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.998676][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.998827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.998946][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.000089][   T12] ---[ end trace 0000000000000000 ]---
| [   48.002544][  T981] ------------[ cut here ]------------
| [   48.002696][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/981
| [   48.003192][  T981] Tainted: [W]=WARN
[   48.003293][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.003453][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.003635][  T981] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.004100][  T981] RSP: 0018:ffa00000020a7020 EFLAGS: 00010286
[   48.004266][  T981] RAX: 00000000ffffffa6 RBX: ff11000019d02740 RCX: 1ff4000000414dca
[   48.004457][  T981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019d027f8
[   48.004667][  T981] RBP: ff1100000a5d1000 R08: 1fe22000033a0500 R09: ff110000094e0b58
[   48.004872][  T981] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.005066][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a5d1ce1
[   48.005261][  T981] FS:  00007fe868f3d840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   48.005489][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.005659][  T981] CR2: 000000000dd74988 CR3: 000000000d23c005 CR4: 0000000000771ef0
[   48.005859][  T981] PKRU: 55555554
[   48.005957][  T981] Call Trace:
[   48.006055][  T981]  <TASK>
[   48.006122][  T981]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.006253][  T981]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.006352][  T981]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.006485][  T981]  __dev_notify_flags (net/core/dev.c:9787)
[   48.006621][  T981]  ? netif_change_name (net/core/dev.c:1495)
[   48.006758][  T981]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.006891][  T981]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.007022][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.007154][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.007286][  T981]  netif_change_flags (net/core/dev.c:9820)
[   48.007511][  T981]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.007649][  T981]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.008471][  T981]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.008645][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.008878][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.009007][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.009135][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.009266][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.009397][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.009532][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.009664][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.009903][  T981]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.010033][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.010163][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.010293][  T981]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.010423][  T981]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.010555][  T981]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.010691][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.010927][  T981]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.011061][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.011193][  T981]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.011326][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.011455][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.011589][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.011725][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.011960][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.012091][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.012220][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.012350][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.012485][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.012621][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.012857][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.012985][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.013117][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.013329][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.013459][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.013594][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.013729][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.014030][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.014159][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.014291][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.014424][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.014560][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.014693][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.014907][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.015035][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.015164][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.015294][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.015426][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.015680][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   48.015891][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.016024][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.016154][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   48.016284][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.016445][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.016679][  T981]  __sys_sendmsg (net/socket.c:2784)
[   48.016893][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.017024][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.017187][  T981]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.017316][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.017448][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.017668][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.017875][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.018005][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.018165][  T981] RIP: 0033:0x7fe86917708e
[   48.018300][  T981] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.018911][  T981] RSP: 002b:00007ffdb2e3bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.019109][  T981] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe86917708e
[   48.019389][  T981] RDX: 0000000000000000 RSI: 00007ffdb2e3bd70 RDI: 0000000000000005
[   48.019585][  T981] RBP: 00007ffdb2e3bcd0 R08: 0000000000000000 R09: 0000000000000000
[   48.019787][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   48.020070][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb2e3c440
| [   48.021546][  T981] ---[ end trace 0000000000000000 ]---
| [   48.077073][  T982] ------------[ cut here ]------------
| [   48.077214][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/982
| [   48.077722][  T982] Tainted: [W]=WARN
[   48.077827][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.077981][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.078141][  T982] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.078580][  T982] RSP: 0018:ffa00000020b7188 EFLAGS: 00010286
[   48.078750][  T982] RAX: 00000000ffffffa6 RBX: ff11000013f78c80 RCX: 1ff4000000416df7
[   48.078933][  T982] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013f78d38
[   48.079118][  T982] RBP: ff1100000a5d1000 R08: 1fe22000027ef1a8 R09: ff1100000b460b58
[   48.079300][  T982] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.079485][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.079670][  T982] FS:  00007fd1872a3ec0(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   48.079898][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.080052][  T982] CR2: 00007fd187604004 CR3: 0000000013feb003 CR4: 0000000000771ef0
[   48.080233][  T982] PKRU: 55555554
[   48.080323][  T982] Call Trace:
[   48.080414][  T982]  <TASK>
[   48.080480][  T982]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.080640][  T982]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.080798][  T982]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.080920][  T982]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.081047][  T982]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.081201][  T982]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.081323][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.081443][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.081571][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.081695][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.081838][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.081959][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.082081][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.082203][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.082325][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.082447][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.082572][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.082696][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.082824][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.082946][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.083067][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.083190][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.083311][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.083434][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.083559][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.083689][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.083816][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.083937][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.084060][  T982]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.084181][  T982]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.084303][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.084428][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.084555][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.084685][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.084813][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.084935][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.085057][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.085177][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.085297][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.085448][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   48.085573][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.085698][  T982]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.085911][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.086082][  T982]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.086235][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   48.086357][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.086484][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.086614][  T982]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.086763][  T982]  ? do_getsockname (net/socket.c:2192)
[   48.086885][  T982]  __sys_sendmsg (net/socket.c:2784)
[   48.087005][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.087130][  T982]  ? __sys_getsockname (net/socket.c:2210)
[   48.087251][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.087378][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.087503][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.087638][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.087765][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.087916][  T982] RIP: 0033:0x7fd18735808e
[   48.088044][  T982] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.088482][  T982] RSP: 002b:00007ffc08766470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.088670][  T982] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd18735808e
[   48.088863][  T982] RDX: 0000000000000000 RSI: 00007ffc087664f0 RDI: 0000000000000005
[   48.089045][  T982] RBP: 00007ffc08766480 R08: 0000000000000000 R09: 0000000000000000
[   48.089227][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0876abf8
[   48.089418][  T982] R13: 0000000000000003 R14: 00007fd187644000 R15: 000000000040bda8
| [   48.090654][  T982] ---[ end trace 0000000000000000 ]---
| [   48.131414][   T12] ------------[ cut here ]------------
| [   48.131546][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   48.132086][   T12] Tainted: [W]=WARN
[   48.132175][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.132322][   T12] Workqueue: netns cleanup_net
[   48.132446][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.132609][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.133043][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.133192][   T12] RAX: 00000000ffffffa6 RBX: ff1100000fb6bc40 RCX: 1ff4000000018eed
[   48.133366][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb6bcf8
[   48.133546][   T12] RBP: ff11000008001000 R08: 1fe2200001f6d7a0 R09: ff11000001b0d1d0
[   48.133741][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.133917][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.134093][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   48.134299][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.134447][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   48.134636][   T12] PKRU: 55555554
[   48.134727][   T12] Call Trace:
[   48.134825][   T12]  <TASK>
[   48.134886][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.135039][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.135199][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.135319][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.135455][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.135575][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.135699][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.135824][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.135947][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.136068][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.136190][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.136310][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.136428][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.136550][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.136671][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.136797][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.136919][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.137038][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.137160][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.137283][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.137405][   T12]  kthread (kernel/kthread.c:436)
[   48.137499][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.137656][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.137778][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.137899][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.138048][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.138166][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.138283][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.139411][   T12] ---[ end trace 0000000000000000 ]---
| [   48.153104][   T12] ------------[ cut here ]------------
| [   48.153232][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   48.153754][   T12] Tainted: [W]=WARN
[   48.153845][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.153995][   T12] Workqueue: netns cleanup_net
[   48.154120][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.154273][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.154706][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.154865][   T12] RAX: 00000000ffffffa6 RBX: ff1100000fb6b700 RCX: 1ff4000000018ed5
[   48.155043][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb6b7b8
[   48.155220][   T12] RBP: ff11000007e01000 R08: 1fe2200001f6d6f8 R09: ff11000001b0d1d0
[   48.155397][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.155587][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.155787][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   48.155996][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.156149][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   48.156330][   T12] PKRU: 55555554
[   48.156419][   T12] Call Trace:
[   48.156513][   T12]  <TASK>
[   48.156579][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.156744][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.156895][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.157019][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.157140][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.157262][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.157387][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.157514][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.157636][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.157764][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.157885][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.158004][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.158128][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.158248][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.158368][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.158492][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.158618][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.158748][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.158872][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.158994][   T12]  kthread (kernel/kthread.c:436)
[   48.159088][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.159237][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.159358][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.159484][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.159640][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.159766][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.159886][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.161034][   T12] ---[ end trace 0000000000000000 ]---
| [   48.162241][  T984] ------------[ cut here ]------------
| [   48.162381][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/984
| [   48.162897][  T984] Tainted: [W]=WARN
[   48.162997][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.163161][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.163331][  T984] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.163895][  T984] RSP: 0018:ffa00000020c7020 EFLAGS: 00010286
[   48.164061][  T984] RAX: 00000000ffffffa6 RBX: ff1100000fb6ac80 RCX: 1ff4000000418dca
[   48.164255][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fb6ad38
[   48.164521][  T984] RBP: ff11000005fe4000 R08: 1fe2200001f6d5a8 R09: ff1100000d550b58
[   48.164719][  T984] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.165000][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005fe4ce1
[   48.165194][  T984] FS:  00007f886ce7a840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   48.165421][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.165588][  T984] CR2: 0000000002d1f988 CR3: 000000000d0f5001 CR4: 0000000000771ef0
[   48.165874][  T984] PKRU: 55555554
[   48.165972][  T984] Call Trace:
[   48.166070][  T984]  <TASK>
[   48.166137][  T984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.166269][  T984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.166367][  T984]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.166505][  T984]  __dev_notify_flags (net/core/dev.c:9787)
[   48.166641][  T984]  ? netif_change_name (net/core/dev.c:1495)
[   48.166843][  T984]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.166973][  T984]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.167103][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.167233][  T984]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.167365][  T984]  netif_change_flags (net/core/dev.c:9820)
[   48.167502][  T984]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.167638][  T984]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.167844][  T984]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.168006][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.168135][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.168265][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.168396][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.168532][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.168665][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.168847][  T984]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.168977][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.169107][  T984]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.169235][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.169364][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.169502][  T984]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.169637][  T984]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.169820][  T984]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.169952][  T984]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.170082][  T984]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.170214][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.170345][  T984]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.170481][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.170616][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.170799][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.170934][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.171062][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.171191][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.171321][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.171452][  T984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.171588][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.171724][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.171908][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.172038][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.172169][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.172299][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.172429][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.172564][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.172701][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.172872][  T984]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.173001][  T984]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.173131][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.173263][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.173421][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.173554][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.173689][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.173829][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.173961][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.174092][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.174220][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.174380][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   48.174515][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.174649][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.174784][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   48.174914][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.175075][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.175214][  T984]  __sys_sendmsg (net/socket.c:2784)
[   48.175344][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.175476][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.175646][  T984]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.175780][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.175912][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.176041][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.176171][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.176301][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.176461][  T984] RIP: 0033:0x7f886d0b408e
[   48.176605][  T984] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.177073][  T984] RSP: 002b:00007ffd1a689410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.177269][  T984] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f886d0b408e
[   48.177463][  T984] RDX: 0000000000000000 RSI: 00007ffd1a6894c0 RDI: 0000000000000005
[   48.177671][  T984] RBP: 00007ffd1a689420 R08: 0000000000000000 R09: 0000000000000000
[   48.177868][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   48.178061][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a689b90
| [   48.179367][  T984] ---[ end trace 0000000000000000 ]---
| [   48.228529][  T985] ------------[ cut here ]------------
| [   48.228673][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/985
| [   48.229178][  T985] Tainted: [W]=WARN
[   48.229270][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.229423][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.229584][  T985] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.230041][  T985] RSP: 0018:ffa00000020d7188 EFLAGS: 00010286
[   48.230206][  T985] RAX: 00000000ffffffa6 RBX: ff11000019de6ac0 RCX: 1ff400000041adf7
[   48.230390][  T985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019de6b78
[   48.230576][  T985] RBP: ff11000005fe4000 R08: 1fe22000033bcd70 R09: ff1100000cae8b58
[   48.230768][  T985] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.230958][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.231142][  T985] FS:  00007f70e4638ec0(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   48.231356][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.231514][  T985] CR2: 00007f70e4999004 CR3: 0000000019e82006 CR4: 0000000000771ef0
[   48.231699][  T985] PKRU: 55555554
[   48.231799][  T985] Call Trace:
[   48.231890][  T985]  <TASK>
[   48.231954][  T985]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.232109][  T985]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.232260][  T985]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.232384][  T985]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.232510][  T985]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.232669][  T985]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.232850][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.232973][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.233096][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.233216][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.233353][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.233477][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.233605][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.233802][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.234011][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.234132][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.234254][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.234386][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.234513][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.234640][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.234823][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.234946][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.235067][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.235188][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.235309][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.235431][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.235568][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.235693][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.235906][  T985]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.236030][  T985]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.236152][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.236274][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.236396][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.236521][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.236649][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.236812][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.236934][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.237057][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.237181][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.237332][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   48.237452][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.237575][  T985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.237730][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.237858][  T985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.238011][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   48.238134][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.238256][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.238384][  T985]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.238510][  T985]  ? do_getsockname (net/socket.c:2192)
[   48.238636][  T985]  __sys_sendmsg (net/socket.c:2784)
[   48.238764][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.238889][  T985]  ? __sys_getsockname (net/socket.c:2210)
[   48.239011][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.239135][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.239256][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.239377][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.239503][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.239659][  T985] RIP: 0033:0x7f70e46ed08e
[   48.239792][  T985] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.240225][  T985] RSP: 002b:00007fff0ddff260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.240410][  T985] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f70e46ed08e
[   48.240605][  T985] RDX: 0000000000000000 RSI: 00007fff0ddff2e0 RDI: 0000000000000005
[   48.240793][  T985] RBP: 00007fff0ddff270 R08: 0000000000000000 R09: 0000000000000000
[   48.240976][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0de039e8
[   48.241157][  T985] R13: 0000000000000003 R14: 00007f70e49d9000 R15: 000000000040bda8
| [   48.242383][  T985] ---[ end trace 0000000000000000 ]---
| [   48.280859][   T12] ------------[ cut here ]------------
| [   48.280990][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   48.281519][   T12] Tainted: [W]=WARN
[   48.281618][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.281776][   T12] Workqueue: netns cleanup_net
[   48.281898][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.282056][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.282486][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.282639][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d65c40 RCX: 1ff4000000018eed
[   48.282821][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d65cf8
[   48.283000][   T12] RBP: ff1100000d529000 R08: 1fe22000027acba0 R09: ff11000001b0d1d0
[   48.283174][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.283352][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.283538][   T12] FS:  0000000000000000(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   48.283758][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.283907][   T12] CR2: 00007fd013b4a2a0 CR3: 0000000038749006 CR4: 0000000000771ef0
[   48.284084][   T12] PKRU: 55555554
[   48.284172][   T12] Call Trace:
[   48.284263][   T12]  <TASK>
[   48.284324][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.284479][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.284630][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.284756][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.284875][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.284992][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.285111][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.285230][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.285349][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.285467][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.285590][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.285716][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.285838][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.285956][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.286073][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.286191][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.286312][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.286428][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.286551][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.286678][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.286802][   T12]  kthread (kernel/kthread.c:436)
[   48.286892][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.287041][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.287159][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.287277][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.287425][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.287545][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.287665][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.288794][   T12] ---[ end trace 0000000000000000 ]---
| [   48.301402][   T12] ------------[ cut here ]------------
| [   48.301591][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   48.302223][   T12] Tainted: [W]=WARN
[   48.302364][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.302572][   T12] Workqueue: netns cleanup_net
[   48.302774][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.302982][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.303497][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.303711][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d65540 RCX: 1ff4000000018ed5
[   48.303999][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d655f8
[   48.304220][   T12] RBP: ff1100000d48c000 R08: 1fe22000027acac0 R09: ff11000001b0d1d0
[   48.304451][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.304689][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.304930][   T12] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   48.305186][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.305388][   T12] CR2: 0000556582545d5c CR3: 000000000d4d2001 CR4: 0000000000771ef0
[   48.305631][   T12] PKRU: 55555554
[   48.305783][   T12] Call Trace:
[   48.305919][   T12]  <TASK>
[   48.306027][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.306229][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.306431][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.306625][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.306810][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.306980][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.307150][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.307319][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.307490][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.307675][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.307859][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.308028][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.308196][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.308363][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.308544][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.308768][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.308950][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.309123][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.309294][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.309460][   T12]  kthread (kernel/kthread.c:436)
[   48.309614][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.309822][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.309990][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.310157][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.310387][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.310564][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.310751][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.312243][   T12] ---[ end trace 0000000000000000 ]---
| [   48.315050][  T987] ------------[ cut here ]------------
| [   48.315197][  T987] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/987
| [   48.315700][  T987] Tainted: [W]=WARN
[   48.315807][  T987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.315970][  T987] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.316139][  T987] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.316610][  T987] RSP: 0018:ffa00000020f7020 EFLAGS: 00010286
[   48.316783][  T987] RAX: 00000000ffffffa6 RBX: ff11000013d64c80 RCX: 1ff400000041edca
[   48.316975][  T987] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d64d38
[   48.317172][  T987] RBP: ff110000061c9000 R08: 1fe22000027ac9a8 R09: ff1100001955ae58
[   48.317364][  T987] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.317562][  T987] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000061c9ce1
[   48.317765][  T987] FS:  00007f28afd82840(0000) GS:ff110000710b0000(0000) knlGS:0000000000000000
[   48.317993][  T987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.318157][  T987] CR2: 00007f28b00521a0 CR3: 000000001a1c4001 CR4: 0000000000771ef0
[   48.318351][  T987] PKRU: 55555554
[   48.318447][  T987] Call Trace:
[   48.318547][  T987]  <TASK>
[   48.318618][  T987]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.318753][  T987]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.318853][  T987]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.318982][  T987]  __dev_notify_flags (net/core/dev.c:9787)
[   48.319112][  T987]  ? netif_change_name (net/core/dev.c:1495)
[   48.319242][  T987]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.319373][  T987]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.319509][  T987]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.319644][  T987]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.319782][  T987]  netif_change_flags (net/core/dev.c:9820)
[   48.319913][  T987]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.320045][  T987]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.320176][  T987]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.320337][  T987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.320467][  T987]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.320611][  T987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.320745][  T987]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.320876][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.321007][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.321139][  T987]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.321269][  T987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.321398][  T987]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.321533][  T987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.321667][  T987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.321802][  T987]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.321931][  T987]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.322062][  T987]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.322196][  T987]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.322326][  T987]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.322460][  T987]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.322601][  T987]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.322738][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.322868][  T987]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.322998][  T987]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.323132][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.323262][  T987]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.323392][  T987]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.323525][  T987]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.323662][  T987]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.323889][  T987]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.324019][  T987]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.324149][  T987]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.324279][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.324410][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.324545][  T987]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.324681][  T987]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.324892][  T987]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.325021][  T987]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.325154][  T987]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.325282][  T987]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.325413][  T987]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.325548][  T987]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.325682][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.325888][  T987]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.326018][  T987]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.326148][  T987]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.326278][  T987]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.326409][  T987]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.326546][  T987]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.326713][  T987]  ? move_addr_to_kernel (net/socket.c:258)
[   48.326928][  T987]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.327132][  T987]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.327263][  T987]  ___sys_sendmsg (net/socket.c:2752)
[   48.327392][  T987]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.327557][  T987]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.327700][  T987]  __sys_sendmsg (net/socket.c:2784)
[   48.327917][  T987]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.328046][  T987]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.328209][  T987]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.328340][  T987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.328470][  T987]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.328610][  T987]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.328826][  T987]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.328955][  T987]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.329114][  T987] RIP: 0033:0x7f28affbc08e
[   48.329251][  T987] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.329717][  T987] RSP: 002b:00007ffdc9f7b0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.329999][  T987] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28affbc08e
[   48.330192][  T987] RDX: 0000000000000000 RSI: 00007ffdc9f7b1a0 RDI: 0000000000000005
[   48.330383][  T987] RBP: 00007ffdc9f7b100 R08: 0000000000000000 R09: 0000000000000000
[   48.330581][  T987] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   48.330842][  T987] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc9f7b870
| [   48.332219][  T987] ---[ end trace 0000000000000000 ]---
| [   48.383308][  T988] ------------[ cut here ]------------
| [   48.383455][  T988] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/988
| [   48.383974][  T988] Tainted: [W]=WARN
[   48.384067][  T988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.384222][  T988] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.384386][  T988] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.384839][  T988] RSP: 0018:ffa0000002107188 EFLAGS: 00010286
[   48.384995][  T988] RAX: 00000000ffffffa6 RBX: ff11000013d12900 RCX: 1ff4000000420df7
[   48.385185][  T988] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013d129b8
[   48.385371][  T988] RBP: ff110000061c9000 R08: 1fe22000027a2538 R09: ff1100001974ae58
[   48.385564][  T988] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.385756][  T988] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.385946][  T988] FS:  00007f5fdd244ec0(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   48.386160][  T988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.386315][  T988] CR2: 00007f5fdd5a5004 CR3: 000000000c183006 CR4: 0000000000771ef0
[   48.386505][  T988] PKRU: 55555554
[   48.386602][  T988] Call Trace:
[   48.386702][  T988]  <TASK>
[   48.386771][  T988]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.386945][  T988]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.387097][  T988]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.387220][  T988]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.387343][  T988]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.387504][  T988]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.387632][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.388275][  T988]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.388405][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.388534][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.388675][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.388805][  T988]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.388928][  T988]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.389051][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.389175][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.389297][  T988]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.389421][  T988]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.389547][  T988]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.389677][  T988]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.389806][  T988]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.389929][  T988]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.390054][  T988]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.390176][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.390300][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.390424][  T988]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.390550][  T988]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.390681][  T988]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.390807][  T988]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.390933][  T988]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.391056][  T988]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.391181][  T988]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.391306][  T988]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.391429][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.391558][  T988]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.391688][  T988]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.391816][  T988]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.391941][  T988]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.392064][  T988]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.392188][  T988]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.392338][  T988]  ? move_addr_to_kernel (net/socket.c:258)
[   48.392461][  T988]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.392589][  T988]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.392756][  T988]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.392877][  T988]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.393032][  T988]  ___sys_sendmsg (net/socket.c:2752)
[   48.393156][  T988]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.393279][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.393408][  T988]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.393536][  T988]  ? do_getsockname (net/socket.c:2192)
[   48.393665][  T988]  __sys_sendmsg (net/socket.c:2784)
[   48.393793][  T988]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.393921][  T988]  ? __sys_getsockname (net/socket.c:2210)
[   48.394046][  T988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.394169][  T988]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.394294][  T988]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.394416][  T988]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.394543][  T988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.394699][  T988] RIP: 0033:0x7f5fdd2f908e
[   48.394834][  T988] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.395273][  T988] RSP: 002b:00007ffccf59c840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.395459][  T988] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5fdd2f908e
[   48.395652][  T988] RDX: 0000000000000000 RSI: 00007ffccf59c8c0 RDI: 0000000000000005
[   48.395837][  T988] RBP: 00007ffccf59c850 R08: 0000000000000000 R09: 0000000000000000
[   48.396022][  T988] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccf5a0fc8
[   48.396211][  T988] R13: 0000000000000003 R14: 00007f5fdd5e5000 R15: 000000000040bda8
| [   48.397451][  T988] ---[ end trace 0000000000000000 ]---
| [   48.446976][   T12] ------------[ cut here ]------------
| [   48.447147][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   48.447776][   T12] Tainted: [W]=WARN
[   48.447912][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.448107][   T12] Workqueue: netns cleanup_net
[   48.448278][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.448484][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.448978][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.449176][   T12] RAX: 00000000ffffffa6 RBX: ff11000009b53700 RCX: 1ff4000000018eed
[   48.449429][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b537b8
[   48.449673][   T12] RBP: ff1100000fa69000 R08: 1fe220000136a6f8 R09: ff11000001b0d1d0
[   48.449920][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.450144][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.450369][   T12] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   48.450638][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.450843][   T12] CR2: 0000556582545d5c CR3: 000000000d4d2001 CR4: 0000000000771ef0
[   48.451076][   T12] PKRU: 55555554
[   48.451212][   T12] Call Trace:
[   48.451346][   T12]  <TASK>
[   48.451454][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.451670][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.451875][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.452042][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.452212][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.452380][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.452558][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.452750][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.452919][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.453084][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.453254][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.453451][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.453629][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.453811][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.453977][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.454146][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.454315][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.454485][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.454668][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.454851][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.455019][   T12]  kthread (kernel/kthread.c:436)
[   48.455156][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.455351][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.455523][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.455699][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.455904][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.456070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.456240][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.457831][   T12] ---[ end trace 0000000000000000 ]---
| [   48.467364][   T12] ------------[ cut here ]------------
| [   48.467538][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   48.468163][   T12] Tainted: [W]=WARN
[   48.468300][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.468499][   T12] Workqueue: netns cleanup_net
[   48.468682][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.468925][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.469404][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.469621][   T12] RAX: 00000000ffffffa6 RBX: ff11000009b53000 RCX: 1ff4000000018ed5
[   48.469861][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b530b8
[   48.470087][   T12] RBP: ff1100000fa3c000 R08: 1fe220000136a618 R09: ff11000001b0d1d0
[   48.470314][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.470552][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.470803][   T12] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   48.471059][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.471256][   T12] CR2: 0000556582545d5c CR3: 0000000038749005 CR4: 0000000000771ef0
[   48.471486][   T12] PKRU: 55555554
[   48.471635][   T12] Call Trace:
[   48.471784][   T12]  <TASK>
[   48.471894][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.472096][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.472295][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.472465][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.472647][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.472829][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.472999][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.473170][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.473336][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.473512][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.473693][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.473873][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.474043][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.474211][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.474380][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.474561][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.474749][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.474924][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.475096][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.475265][   T12]  kthread (kernel/kthread.c:436)
[   48.475403][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.475619][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.475805][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.475975][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.476175][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.476343][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.476518][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.478029][   T12] ---[ end trace 0000000000000000 ]---
| [   48.479308][  T990] ------------[ cut here ]------------
| [   48.479449][  T990] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/990
| [   48.480020][  T990] Tainted: [W]=WARN
[   48.480121][  T990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.480284][  T990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.480453][  T990] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.480984][  T990] RSP: 0018:ffa0000001fe7020 EFLAGS: 00010286
[   48.481206][  T990] RAX: 00000000ffffffa6 RBX: ff11000009b52740 RCX: 1ff40000003fcdca
[   48.481400][  T990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b527f8
[   48.481603][  T990] RBP: ff1100000d699000 R08: 1fe220000136a500 R09: ff11000001f05158
[   48.481852][  T990] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.482047][  T990] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d699ce1
[   48.482258][  T990] FS:  00007f71fea70840(0000) GS:ff11000071230000(0000) knlGS:0000000000000000
[   48.482489][  T990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.482659][  T990] CR2: 00007f71fed401a0 CR3: 0000000005cf7002 CR4: 0000000000771ef0
[   48.482891][  T990] PKRU: 55555554
[   48.482988][  T990] Call Trace:
[   48.483086][  T990]  <TASK>
[   48.483156][  T990]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.483288][  T990]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.483389][  T990]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.483521][  T990]  __dev_notify_flags (net/core/dev.c:9787)
[   48.483658][  T990]  ? netif_change_name (net/core/dev.c:1495)
[   48.483796][  T990]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.483929][  T990]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.484061][  T990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.484191][  T990]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.484324][  T990]  netif_change_flags (net/core/dev.c:9820)
[   48.484456][  T990]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.484592][  T990]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.484729][  T990]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.484900][  T990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.485031][  T990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.485161][  T990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.485292][  T990]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.485423][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.485560][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.485696][  T990]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.485833][  T990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.485966][  T990]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.486096][  T990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.486226][  T990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.486357][  T990]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.486490][  T990]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.486627][  T990]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.486763][  T990]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.486894][  T990]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.487029][  T990]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.487161][  T990]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.487293][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.487423][  T990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.487557][  T990]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.487692][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.487826][  T990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.487956][  T990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.488090][  T990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.488221][  T990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.488352][  T990]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.488486][  T990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.488620][  T990]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.488752][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.488884][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.489014][  T990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.489146][  T990]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.489276][  T990]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.489406][  T990]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.489543][  T990]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.489675][  T990]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.489814][  T990]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.489946][  T990]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.490076][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.490207][  T990]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.490337][  T990]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.490468][  T990]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.490611][  T990]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.490747][  T990]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.490878][  T990]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.491041][  T990]  ? move_addr_to_kernel (net/socket.c:258)
[   48.491174][  T990]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.491304][  T990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.491435][  T990]  ___sys_sendmsg (net/socket.c:2752)
[   48.491569][  T990]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.491741][  T990]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.491882][  T990]  __sys_sendmsg (net/socket.c:2784)
[   48.492013][  T990]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.492144][  T990]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.492308][  T990]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.492439][  T990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.492576][  T990]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.492709][  T990]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.492843][  T990]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.492973][  T990]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.493137][  T990] RIP: 0033:0x7f71fecaa08e
[   48.493273][  T990] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.493748][  T990] RSP: 002b:00007ffd12cf7a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.493947][  T990] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f71fecaa08e
[   48.494142][  T990] RDX: 0000000000000000 RSI: 00007ffd12cf7ac0 RDI: 0000000000000005
[   48.494337][  T990] RBP: 00007ffd12cf7a20 R08: 0000000000000000 R09: 0000000000000000
[   48.494538][  T990] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d974
[   48.494744][  T990] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd12cf8190
| [   48.496061][  T990] ---[ end trace 0000000000000000 ]---
| [   48.547588][  T991] ------------[ cut here ]------------
| [   48.547746][  T991] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/991
| [   48.548238][  T991] Tainted: [W]=WARN
[   48.548330][  T991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.548497][  T991] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.548663][  T991] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.549111][  T991] RSP: 0018:ffa0000002117188 EFLAGS: 00010286
[   48.549272][  T991] RAX: 00000000ffffffa6 RBX: ff11000013c62ac0 RCX: 1ff4000000422df7
[   48.549454][  T991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013c62b78
[   48.549667][  T991] RBP: ff1100000d699000 R08: 1fe220000278c570 R09: ff11000001f02e58
[   48.549856][  T991] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.550038][  T991] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.550222][  T991] FS:  00007fe2a3354ec0(0000) GS:ff11000071130000(0000) knlGS:0000000000000000
[   48.550435][  T991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.550595][  T991] CR2: 00007fe2a36b5004 CR3: 00000000032bb003 CR4: 0000000000771ef0
[   48.550795][  T991] PKRU: 55555554
[   48.550887][  T991] Call Trace:
[   48.550977][  T991]  <TASK>
[   48.551040][  T991]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.551196][  T991]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.551349][  T991]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.551478][  T991]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.551606][  T991]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.551768][  T991]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.551890][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.552013][  T991]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.552144][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.552266][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.552401][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.552527][  T991]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.552652][  T991]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.552777][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.552901][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.553026][  T991]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.553147][  T991]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.553271][  T991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.553394][  T991]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.553520][  T991]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.553647][  T991]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.553774][  T991]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.553897][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.554020][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.554142][  T991]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.554266][  T991]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.554387][  T991]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.554514][  T991]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.554643][  T991]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.554835][  T991]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.555031][  T991]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.555154][  T991]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.555275][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.555398][  T991]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.555529][  T991]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.555657][  T991]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.555842][  T991]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.555964][  T991]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.556092][  T991]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.556242][  T991]  ? move_addr_to_kernel (net/socket.c:258)
[   48.556364][  T991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.556488][  T991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.556644][  T991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.556836][  T991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.556989][  T991]  ___sys_sendmsg (net/socket.c:2752)
[   48.557113][  T991]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.557235][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.557365][  T991]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.557488][  T991]  ? do_getsockname (net/socket.c:2192)
[   48.557615][  T991]  __sys_sendmsg (net/socket.c:2784)
[   48.557818][  T991]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.557942][  T991]  ? __sys_getsockname (net/socket.c:2210)
[   48.558062][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.558185][  T991]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.558307][  T991]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.558429][  T991]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.558559][  T991]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.558715][  T991] RIP: 0033:0x7fe2a340908e
[   48.558908][  T991] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.559344][  T991] RSP: 002b:00007ffed433c270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.559533][  T991] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2a340908e
[   48.559722][  T991] RDX: 0000000000000000 RSI: 00007ffed433c2f0 RDI: 0000000000000005
[   48.559976][  T991] RBP: 00007ffed433c280 R08: 0000000000000000 R09: 0000000000000000
[   48.560158][  T991] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed43409f8
[   48.560357][  T991] R13: 0000000000000003 R14: 00007fe2a36f5000 R15: 000000000040bda8
| [   48.561638][  T991] ---[ end trace 0000000000000000 ]---
| [   48.600019][   T12] ------------[ cut here ]------------
| [   48.600189][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   48.600805][   T12] Tainted: [W]=WARN
[   48.600941][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.601137][   T12] Workqueue: netns cleanup_net
[   48.601307][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.601515][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.602000][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.602199][   T12] RAX: 00000000ffffffa6 RBX: ff110000097a5a80 RCX: 1ff4000000018eed
[   48.602453][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a5b38
[   48.602693][   T12] RBP: ff1100000d33c000 R08: 1fe22000012f4b68 R09: ff11000001b0d1d0
[   48.602928][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.603150][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.603375][   T12] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   48.603645][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.603854][   T12] CR2: 0000556582545d5c CR3: 0000000038749005 CR4: 0000000000771ef0
[   48.604077][   T12] PKRU: 55555554
[   48.604212][   T12] Call Trace:
[   48.604350][   T12]  <TASK>
[   48.604458][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.604672][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.604895][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.605068][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.605236][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.605401][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.605583][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.605777][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.605947][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.606111][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.606279][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.606447][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.606627][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.606812][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.606979][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.607146][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.607316][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.607484][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.607668][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.607854][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.608023][   T12]  kthread (kernel/kthread.c:436)
[   48.608163][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.608359][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.608536][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.608716][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.608925][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.609122][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.609292][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.610800][   T12] ---[ end trace 0000000000000000 ]---
| [   48.629764][   T12] ------------[ cut here ]------------
| [   48.629934][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   48.630554][   T12] Tainted: [W]=WARN
[   48.630704][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.630917][   T12] Workqueue: netns cleanup_net
[   48.631090][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.631294][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.631800][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.632004][   T12] RAX: 00000000ffffffa6 RBX: ff110000097a4c80 RCX: 1ff4000000018ed5
[   48.632234][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000097a4d38
[   48.632459][   T12] RBP: ff1100000d3e9000 R08: 1fe22000012f49a8 R09: ff11000001b0d1d0
[   48.632699][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.632939][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.633166][   T12] FS:  0000000000000000(0000) GS:ff110000711b0000(0000) knlGS:0000000000000000
[   48.633422][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.633635][   T12] CR2: 0000556582545d5c CR3: 0000000038749005 CR4: 0000000000771ef0
[   48.633886][   T12] PKRU: 55555554
[   48.634022][   T12] Call Trace:
[   48.634158][   T12]  <TASK>
[   48.634266][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.634472][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.634690][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.634877][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.635048][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.635216][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.635387][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.635570][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.635759][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.635930][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.636099][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.636266][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.636437][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.636625][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.636810][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.636982][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.637150][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.637322][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.637500][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.637676][   T12]  kthread (kernel/kthread.c:436)
[   48.637828][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.638026][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.638196][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.638365][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.638572][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.638760][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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