======================================
| xx__-> [    9.576492][  T199] ------------[ cut here ]------------
| [    9.576827][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.577125][  T199] Modules linked in:
| [    9.577661][  T199] Tainted: [W]=WARN
[    9.577813][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.578031][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.578290][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.578825][  T199] RSP: 0018:ffa0000000917a80 EFLAGS: 00010286
[    9.579046][  T199] RAX: 00000000ffffffa6 RBX: ff1100000abfce40 RCX: 1ff4000000122f16
[    9.579312][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfcefc
[    9.579575][  T199] RBP: ff110000091a1000 R08: 1fe220000157f9e1 R09: ff1100000da78b80
[    9.579825][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.580073][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091a1000
[    9.580345][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.580645][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.580863][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.581124][  T199] PKRU: 55555554
[    9.581284][  T199] Call Trace:
[    9.581440][  T199]  <TASK>
[    9.581574][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.581763][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.581949][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.582103][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.582310][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.582546][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.582732][  T199]  register_netdev (net/core/dev.c:11552)
[    9.582918][  T199]  loopback_net_init (drivers/net/loopback.c:218)
[    9.583106][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.583282][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.583437][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.583634][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.583822][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.584010][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.584212][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.584404][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.584604][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.584791][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.584977][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.585187][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.585375][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.585575][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.585763][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.585948][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.586142][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.586331][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.586516][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.586747][  T199] RIP: 0033:0x7f8abb44abcb
[    9.586937][  T199] 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
[    9.587479][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.587741][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.587987][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.588255][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.588503][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.588764][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.593767][  T199] ------------[ cut here ]------------
| [    9.593945][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.594237][  T199] Modules linked in:
| [    9.594720][  T199] Tainted: [W]=WARN
[    9.594871][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.595086][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.595324][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.595857][  T199] RSP: 0018:ffa0000000917918 EFLAGS: 00010286
[    9.596075][  T199] RAX: 00000000ffffffa6 RBX: ff1100000c6771c0 RCX: 1ff4000000122ee9
[    9.596339][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67727c
[    9.596598][  T199] RBP: ff11000008769000 R08: 1fe22000018cee51 R09: ff1100000da78b80
[    9.596849][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.597096][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008769000
[    9.597362][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.597659][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.597876][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.598136][  T199] PKRU: 55555554
[    9.598290][  T199] Call Trace:
[    9.598441][  T199]  <TASK>
[    9.598572][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.598757][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.598939][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.599091][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.599295][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.599510][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.599709][  T199]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.599893][  T199]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.600075][  T199]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.600277][  T199]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.600462][  T199]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.600663][  T199]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[    9.600848][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.601001][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.601168][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.601351][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.601550][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.601736][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.601920][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.602110][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.602311][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.602495][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.602691][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.602875][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.603058][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.603261][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.603447][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.603640][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.603823][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.604008][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.604209][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.604427][  T199] RIP: 0033:0x7f8abb44abcb
[    9.604630][  T199] 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
[    9.605167][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.605419][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.605678][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.605926][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.606190][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.606438][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.610929][  T199] ------------[ cut here ]------------
| [    9.611110][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.611410][  T199] Modules linked in:
| [    9.611948][  T199] Tainted: [W]=WARN
[    9.612099][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.612333][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.612575][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.613100][  T199] RSP: 0018:ffa00000009178f8 EFLAGS: 00010286
[    9.613337][  T199] RAX: 00000000ffffffa6 RBX: ff1100000915de00 RCX: 1ff4000000122ee5
[    9.613601][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915debc
[    9.613851][  T199] RBP: ff1100000dbe4000 R08: 1fe220000122bbd9 R09: ff1100000da78b80
[    9.614104][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.614372][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000dbe4000
[    9.614641][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.614924][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.615152][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.615408][  T199] PKRU: 55555554
[    9.615571][  T199] Call Trace:
[    9.615723][  T199]  <TASK>
[    9.615846][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.616030][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.616235][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.616390][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.616593][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.616811][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.616997][  T199]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.617205][  T199]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.617390][  T199]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.617589][  T199]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.617775][  T199]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.617964][  T199]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[    9.618164][  T199]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.618362][  T199]  vti_init_net (net/ipv4/ip_vti.c:517)
[    9.618565][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.618717][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.618871][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.619053][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.619255][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.619446][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.619646][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.619834][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.620018][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.620220][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.620409][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.620608][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.620797][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.620985][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.621188][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.621376][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.621575][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.621760][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.621944][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.622176][  T199] RIP: 0033:0x7f8abb44abcb
[    9.622372][  T199] 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
[    9.622906][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.623176][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.623430][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.623690][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.623939][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.624206][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.629021][  T199] ------------[ cut here ]------------
| [    9.629214][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.629496][  T199] Modules linked in:
| [    9.630025][  T199] Tainted: [W]=WARN
[    9.630193][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.630411][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.630644][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.631179][  T199] RSP: 0018:ffa0000000917a78 EFLAGS: 00010286
[    9.631397][  T199] RAX: 00000000ffffffa6 RBX: ff1100000915d8c0 RCX: 1ff4000000122f15
[    9.631657][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915d97c
[    9.631906][  T199] RBP: ff1100000edc4000 R08: 1fe220000122bb31 R09: ff1100000da78b80
[    9.632165][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.632415][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edc4000
[    9.632774][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.633058][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.633382][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.633650][  T199] PKRU: 55555554
[    9.633799][  T199] Call Trace:
[    9.633948][  T199]  <TASK>
[    9.634067][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.634360][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.634562][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.634713][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.634896][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.635220][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.635411][  T199]  register_netdev (net/core/dev.c:11552)
[    9.635608][  T199]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    9.635793][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.636035][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.636206][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.636390][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.636587][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.636860][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.637045][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.637250][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.637439][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.637636][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.637821][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.638004][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.638208][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.638482][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.638673][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.638858][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.639044][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.639335][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.639533][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.639744][  T199] RIP: 0033:0x7f8abb44abcb
[    9.639931][  T199] 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
[    9.640576][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.640913][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.641171][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.641417][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.641769][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.642014][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.647234][  T199] ------------[ cut here ]------------
| [    9.647413][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.647704][  T199] Modules linked in:
| [    9.648282][  T199] Tainted: [W]=WARN
[    9.648437][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.648665][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.648984][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.649632][  T199] RSP: 0018:ffa0000000917a68 EFLAGS: 00010286
[    9.649850][  T199] RAX: 00000000ffffffa6 RBX: ff1100000c676c80 RCX: 1ff4000000122f13
[    9.650099][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c676d3c
[    9.650452][  T199] RBP: ff11000009319000 R08: 1fe22000018ceda9 R09: ff1100000da78b80
[    9.650713][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.650962][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009319000
[    9.651323][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.651624][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.651932][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.652203][  T199] PKRU: 55555554
[    9.652352][  T199] Call Trace:
[    9.652502][  T199]  <TASK>
[    9.652634][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.652910][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.653094][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.653262][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.653447][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.653678][  T199]  register_netdev (net/core/dev.c:11552)
[    9.653861][  T199]  sit_init_net (net/ipv6/sit.c:1860)
[    9.654049][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.654220][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.654374][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.654569][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.654753][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.654941][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.655230][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.655424][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.655624][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.655806][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.656074][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.656273][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.656460][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.656659][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.656931][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.657120][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.657312][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.657496][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.657781][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.657995][  T199] RIP: 0033:0x7f8abb44abcb
[    9.658205][  T199] 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
[    9.658822][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.659069][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.659424][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.659683][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.659928][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.660281][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.675636][  T199] ------------[ cut here ]------------
| [    9.675852][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.676143][  T199] Modules linked in:
| [    9.676668][  T199] Tainted: [W]=WARN
[    9.676824][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.677042][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.677292][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.677865][  T199] RSP: 0018:ffa0000000917a78 EFLAGS: 00010286
[    9.678090][  T199] RAX: 00000000ffffffa6 RBX: ff1100000c657a80 RCX: 1ff4000000122f15
[    9.678360][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c657b3c
[    9.678633][  T199] RBP: ff1100000c044000 R08: 1fe22000018caf69 R09: ff1100000da78b80
[    9.678885][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.679153][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c044000
[    9.679409][  T199] FS:  00007f8abb188840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.679716][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.679940][  T199] CR2: 0000000000479648 CR3: 0000000004bda005 CR4: 0000000000771ef0
[    9.680227][  T199] PKRU: 55555554
[    9.680379][  T199] Call Trace:
[    9.680546][  T199]  <TASK>
[    9.680669][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.680861][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.681054][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.681231][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.681423][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.681665][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.681859][  T199]  register_netdev (net/core/dev.c:11552)
[    9.682047][  T199]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    9.682257][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.682417][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.682589][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.682774][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.682961][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.683167][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.683363][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.683569][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.683758][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.683947][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.684144][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.684343][  T199]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.684545][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.684736][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.684922][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.685120][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.685318][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.685510][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.685721][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.685948][  T199] RIP: 0033:0x7f8abb44abcb
[    9.686157][  T199] 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
[    9.686714][  T199] RSP: 002b:00007ffdd00615e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.686971][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8abb44abcb
[    9.687243][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.687497][  T199] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.687763][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd0063810
[    9.688015][  T199] R13: 0000000000000001 R14: 00007f8abb1886f8 R15: 00007ffdd0064889
| [    9.714154][  T200] ------------[ cut here ]------------
| [    9.714327][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.714836][  T200] Modules linked in:
| [    9.715222][  T200] Tainted: [W]=WARN
[    9.715339][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.715535][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.715709][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.716189][  T200] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[    9.716355][  T200] RAX: 00000000ffffffa6 RBX: ff1100000c469000 RCX: 1ff4000000124dca
[    9.716559][  T200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4690bc
[    9.716783][  T200] RBP: ff110000091a1000 R08: 1fe220000188d219 R09: ff1100000da7ae58
[    9.716980][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.717188][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.717387][  T200] FS:  00007f8da8613840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[    9.717623][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.717789][  T200] CR2: 000000001969b988 CR3: 000000000e0f7006 CR4: 0000000000771ef0
[    9.717996][  T200] PKRU: 55555554
[    9.718094][  T200] Call Trace:
[    9.718200][  T200]  <TASK>
[    9.718269][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.718404][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.718506][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.718651][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.718786][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.718937][  T200]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.719071][  T200]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.719216][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.719349][  T200]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.719484][  T200]  netif_change_flags (net/core/dev.c:9820)
[    9.719624][  T200]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.719761][  T200]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.719896][  T200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.720030][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.720205][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.720336][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.720467][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.721154][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.721295][  T200]  ? __kernel_text_address (kernel/extable.c:79)
[    9.721428][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.721568][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.721699][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.721831][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.721961][  T200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.722093][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.722233][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.722363][  T200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.722496][  T200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.722632][  T200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.722764][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.722896][  T200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.723031][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.723176][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.723311][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.723443][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.723580][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.723711][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.723844][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.723978][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.724108][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.724251][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.724383][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.724515][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.724654][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.724786][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.724917][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.725048][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.725191][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.725322][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.725453][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.725592][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.725724][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.725858][  T200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.725988][  T200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.726131][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.726265][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.726396][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.726555][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.726688][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.726830][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.726963][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.727094][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.727233][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.727398][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.727541][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.727686][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.727839][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.727982][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.728157][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.728303][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.728438][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.728574][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.728740][  T200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.728873][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.729007][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.729160][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.729290][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.729421][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.729588][  T200] RIP: 0033:0x7f8da884d08e
[    9.729725][  T200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.730202][  T200] RSP: 002b:00007ffd92588cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.730430][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8da884d08e
[    9.730631][  T200] RDX: 0000000000000000 RSI: 00007ffd92588d70 RDI: 0000000000000005
[    9.730826][  T200] RBP: 00007ffd92588cd0 R08: 0000000000000000 R09: 0000000000000000
[    9.731029][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda4
[    9.731233][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd92589440
| [    9.863027][  T204] ------------[ cut here ]------------
| [    9.863268][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.864090][  T204] Modules linked in:
| [    9.864596][  T204] Tainted: [W]=WARN
[    9.864751][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.864968][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.865212][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.865748][  T204] RSP: 0018:ffa0000000937a80 EFLAGS: 00010286
[    9.865967][  T204] RAX: 00000000ffffffa6 RBX: ff1100000a3fb700 RCX: 1ff4000000126f16
[    9.866235][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3fb7bc
[    9.866483][  T204] RBP: ff1100000e099000 R08: 1fe220000147f6f9 R09: ff1100000f6f8b80
[    9.866743][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.866995][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e099000
[    9.867268][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.867566][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.867785][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.868040][  T204] PKRU: 55555554
[    9.868207][  T204] Call Trace:
[    9.868359][  T204]  <TASK>
[    9.868479][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.868679][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.868865][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.869019][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.869223][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.869445][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.869647][  T204]  register_netdev (net/core/dev.c:11552)
[    9.869832][  T204]  loopback_net_init (drivers/net/loopback.c:218)
[    9.870018][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.870189][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.870342][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.870538][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.870726][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.870914][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.871101][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.871329][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.871516][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.871758][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.871944][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.872145][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.872334][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.872536][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.872720][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.872908][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.873093][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.873296][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.873484][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.873715][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.873905][  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
[    9.874472][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.874738][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.874990][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.875260][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.875512][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.875775][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [    9.880178][  T204] ------------[ cut here ]------------
| [    9.880359][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.880652][  T204] Modules linked in:
| [    9.881131][  T204] Tainted: [W]=WARN
[    9.881287][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.881502][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.881742][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.882275][  T204] RSP: 0018:ffa0000000937918 EFLAGS: 00010286
[    9.882493][  T204] RAX: 00000000ffffffa6 RBX: ff110000092de200 RCX: 1ff4000000126ee9
[    9.882752][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092de2bc
[    9.883002][  T204] RBP: ff1100000e0d9000 R08: 1fe220000125bc59 R09: ff1100000f6f8b80
[    9.883269][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.883515][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e0d9000
[    9.883778][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.884064][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.884304][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.884569][  T204] PKRU: 55555554
[    9.884719][  T204] Call Trace:
[    9.884869][  T204]  <TASK>
[    9.884988][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.885193][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.885377][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.885543][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.885727][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.885946][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.886140][  T204]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.886328][  T204]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.886514][  T204]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.886714][  T204]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.886912][  T204]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.887099][  T204]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[    9.887305][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.887458][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.887625][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.887807][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.887995][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.888199][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.888384][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.888580][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.888765][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.888947][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.889140][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.889330][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.889514][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.889714][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.889898][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.890082][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.890284][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.890469][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.890667][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.890883][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.891071][  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
[    9.891623][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.891877][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.892132][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.892385][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.892642][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.892891][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [    9.897736][  T204] ------------[ cut here ]------------
| [    9.897917][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.898222][  T204] Modules linked in:
| [    9.898750][  T204] Tainted: [W]=WARN
[    9.898905][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.899131][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.899368][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.899923][  T204] RSP: 0018:ffa00000009378f8 EFLAGS: 00010286
[    9.900151][  T204] RAX: 00000000ffffffa6 RBX: ff1100000cfaa200 RCX: 1ff4000000126ee5
[    9.900401][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfaa2bc
[    9.900666][  T204] RBP: ff1100000fa6c000 R08: 1fe22000019f5459 R09: ff1100000f6f8b80
[    9.900932][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.901199][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa6c000
[    9.901450][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.901750][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.901990][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.902259][  T204] PKRU: 55555554
[    9.902409][  T204] Call Trace:
[    9.902572][  T204]  <TASK>
[    9.902692][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.902880][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.903063][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.903253][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.903439][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.903668][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.903853][  T204]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.904036][  T204]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.904244][  T204]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.904431][  T204]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.904649][  T204]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.904833][  T204]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[    9.905018][  T204]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.905222][  T204]  vti_init_net (net/ipv4/ip_vti.c:517)
[    9.905408][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.905578][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.905734][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.905918][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.906102][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.906305][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.906491][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.906691][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.906879][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.907069][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.907275][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.907459][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.907657][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.907848][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.908034][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.908236][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.908423][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.908629][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.908815][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.909029][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.909237][  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
[    9.909775][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.910025][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.910289][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.910554][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.910806][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.911052][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [    9.915705][  T204] ------------[ cut here ]------------
| [    9.915883][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.916177][  T204] Modules linked in:
| [    9.916671][  T204] Tainted: [W]=WARN
[    9.916824][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.917036][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.917287][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.917818][  T204] RSP: 0018:ffa0000000937a78 EFLAGS: 00010286
[    9.918033][  T204] RAX: 00000000ffffffa6 RBX: ff1100000cfaac80 RCX: 1ff4000000126f15
[    9.918302][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfaad3c
[    9.918562][  T204] RBP: ff1100000e9ac000 R08: 1fe22000019f55a9 R09: ff1100000f6f8b80
[    9.918808][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.919056][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9ac000
[    9.919320][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.919617][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.919834][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.920085][  T204] PKRU: 55555554
[    9.920248][  T204] Call Trace:
[    9.920397][  T204]  <TASK>
[    9.920516][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.920719][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.920902][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.921053][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.921253][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.921468][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.921668][  T204]  register_netdev (net/core/dev.c:11552)
[    9.921854][  T204]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    9.922038][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.922206][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.922358][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.922553][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.922739][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.922924][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.923124][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.923318][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.923501][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.923698][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.923880][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.924064][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.924268][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.924456][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.924651][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.924835][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.925017][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.925216][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.925400][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.925631][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.925818][  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
[    9.926347][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.926607][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.926856][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.927099][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.927365][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.927625][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [    9.932320][  T204] ------------[ cut here ]------------
| [    9.932514][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.932807][  T204] Modules linked in:
| [    9.933298][  T204] Tainted: [W]=WARN
[    9.933448][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.933671][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.933893][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.934432][  T204] RSP: 0018:ffa0000000937a68 EFLAGS: 00010286
[    9.934663][  T204] RAX: 00000000ffffffa6 RBX: ff110000092deac0 RCX: 1ff4000000126f13
[    9.934909][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000092deb7c
[    9.935197][  T204] RBP: ff1100000e9d9000 R08: 1fe220000125bd71 R09: ff1100000f6f8b80
[    9.935445][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.935703][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9d9000
[    9.935951][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.936253][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.936469][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.936735][  T204] PKRU: 55555554
[    9.936884][  T204] Call Trace:
[    9.937031][  T204]  <TASK>
[    9.937162][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.937346][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.937548][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.937700][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.937884][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.938222][  T204]  register_netdev (net/core/dev.c:11552)
[    9.938407][  T204]  sit_init_net (net/ipv6/sit.c:1860)
[    9.938605][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.938758][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.938996][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.939199][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.939388][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.939588][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.939861][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.940046][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.940247][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.940434][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.940718][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.940907][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.941090][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.941292][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.941577][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.941760][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.941945][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.942142][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.942419][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.942648][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.942840][  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
[    9.943474][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.943738][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.944074][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.944336][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.944689][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.944943][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [    9.950360][  T204] ------------[ cut here ]------------
| [    9.950766][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/204
| [    9.951045][  T204] Modules linked in:
| [    9.951551][  T204] Tainted: [W]=WARN
[    9.951701][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.951922][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.952161][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.952786][  T204] RSP: 0018:ffa0000000937a78 EFLAGS: 00010286
[    9.953003][  T204] RAX: 00000000ffffffa6 RBX: ff11000006224740 RCX: 1ff4000000126f15
[    9.953360][  T204] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000062247fc
[    9.953623][  T204] RBP: ff1100000f974000 R08: 1fe2200000c44901 R09: ff1100000f6f8b80
[    9.953873][  T204] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.954229][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f974000
[    9.954488][  T204] FS:  00007f89c3cc5840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[    9.954870][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.955087][  T204] CR2: 00007f89c3ed1690 CR3: 000000000dac7005 CR4: 0000000000771ef0
[    9.955353][  T204] PKRU: 55555554
[    9.955503][  T204] Call Trace:
[    9.955759][  T204]  <TASK>
[    9.955879][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.956063][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.956268][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.956423][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.956713][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.956927][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.957130][  T204]  register_netdev (net/core/dev.c:11552)
[    9.957319][  T204]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    9.957603][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.957757][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.957909][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.958091][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.958378][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.958579][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.958768][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.958954][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.959248][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.959433][  T204]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.959631][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.959818][  T204]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.960094][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.960300][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.960512][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.960714][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.960985][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.961185][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.961374][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.961603][  T204] RIP: 0033:0x7f89c3f87bcb
[    9.961887][  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
[    9.962516][  T204] RSP: 002b:00007ffdf32b8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.962783][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f89c3f87bcb
[    9.963082][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.963435][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.963695][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf32baa30
[    9.963945][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf32bb889
| [   10.006215][  T205] ------------[ cut here ]------------
| [   10.006368][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/205
| [   10.006609][  T205] Modules linked in:
| [   10.006983][  T205] Tainted: [W]=WARN
[   10.007082][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.007257][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.007428][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.007899][  T205] RSP: 0018:ffa0000000937020 EFLAGS: 00010286
[   10.008064][  T205] RAX: 00000000ffffffa6 RBX: ff110000062258c0 RCX: 1ff4000000126dca
[   10.008268][  T205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000622597c
[   10.008468][  T205] RBP: ff1100000e099000 R08: 1fe2200000c44b31 R09: ff1100000e2fae58
[   10.008668][  T205] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.008863][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.009060][  T205] FS:  00007f4f7c050840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   10.009303][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.009474][  T205] CR2: 00007f4f7c3201a0 CR3: 000000000db5f004 CR4: 0000000000771ef0
[   10.009675][  T205] PKRU: 55555554
[   10.009776][  T205] Call Trace:
[   10.009874][  T205]  <TASK>
[   10.009943][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.010078][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.010189][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.010320][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   10.010455][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   10.010593][  T205]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.010725][  T205]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.010855][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.010987][  T205]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.011129][  T205]  netif_change_flags (net/core/dev.c:9820)
[   10.011261][  T205]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.011396][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.011535][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.011668][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.011835][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.011975][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.012118][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.012271][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.012404][  T205]  ? __kernel_text_address (kernel/extable.c:79)
[   10.012542][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.012685][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.012816][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.012947][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.013078][  T205]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.013221][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.013352][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.013483][  T205]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.013619][  T205]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.013750][  T205]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.013887][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.014019][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.014161][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.014301][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.014435][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.014569][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.014700][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.014832][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.014962][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.015095][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.015235][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.015367][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.015499][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.015634][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.015767][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.015897][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.016037][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.016178][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.016313][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.016447][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.016583][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.016714][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.016845][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.016980][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.017120][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.017254][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.017388][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.017526][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.017660][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.017793][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.017925][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.018059][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.018202][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.018338][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.018502][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[   10.018639][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.018772][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.018905][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   10.019035][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.019206][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.019351][  T205]  __sys_sendmsg (net/socket.c:2784)
[   10.019482][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.019616][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.019781][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.019912][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.020043][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.020184][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.020315][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.020449][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.020616][  T205] RIP: 0033:0x7f4f7c28a08e
[   10.020787][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.021260][  T205] RSP: 002b:00007ffc4e3a4be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.021465][  T205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f7c28a08e
[   10.021663][  T205] RDX: 0000000000000000 RSI: 00007ffc4e3a4c90 RDI: 0000000000000005
[   10.021858][  T205] RBP: 00007ffc4e3a4bf0 R08: 0000000000000000 R09: 0000000000000000
[   10.022089][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.022297][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e3a5360
| [   10.137083][  T208] ------------[ cut here ]------------
| [   10.137400][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [   10.137790][  T208] Modules linked in:
| [   10.138319][  T208] Tainted: [W]=WARN
[   10.138476][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.138764][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.138995][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.139563][  T208] RSP: 0018:ffa0000000966e30 EFLAGS: 00010286
[   10.139793][  T208] RAX: 00000000ffffffa6 RBX: ff1100000ab35380 RCX: 1ff400000012cd8c
[   10.140045][  T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab3543c
[   10.140318][  T208] RBP: ff11000007851000 R08: 1fe2200001566a89 R09: ff1100000fa30b80
[   10.140586][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.140876][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e166e00
[   10.141146][  T208] FS:  00007f53c2caf840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   10.141439][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.141674][  T208] CR2: 00000000004eb188 CR3: 000000000e398001 CR4: 0000000000771ef0
[   10.141962][  T208] PKRU: 55555554
[   10.142128][  T208] Call Trace:
[   10.142287][  T208]  <TASK>
[   10.142407][  T208]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.142641][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.142831][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.142986][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.143197][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.143384][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.143606][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.143795][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.143982][  T208]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.144186][  T208]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.144411][  T208]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.144664][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.144852][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.145041][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.145246][  T208]  veth_newlink (drivers/net/veth.c:1871)
[   10.145437][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   10.145635][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.145823][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.146010][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.146230][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.146420][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.146623][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.146813][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.147001][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.147209][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.147417][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.147619][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.147809][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.148005][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.148217][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.148405][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.148607][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.148797][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.148983][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.149187][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.149382][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.149585][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.149773][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.149961][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.150162][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.150350][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.150554][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.150739][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.150931][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.151129][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.151324][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.151516][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.151715][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.151906][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.152094][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.152303][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.152494][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.152715][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.152907][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.153099][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.153309][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.153497][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.153730][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.153923][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.154121][  T208]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   10.154324][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.154510][  T208]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[   10.154712][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.154903][  T208]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   10.155094][  T208]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.155310][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.155500][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.155706][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.155895][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.156082][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.156287][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.156478][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.156679][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.156911][  T208] RIP: 0033:0x7f53c2ee908e
[   10.157113][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.157669][  T208] RSP: 002b:00007ffdd539b820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.157929][  T208] RAX: ffffffffffffffda RBX: 00007ffdd539bfc8 RCX: 00007f53c2ee908e
[   10.158208][  T208] RDX: 0000000000000000 RSI: 00007ffdd539b8d0 RDI: 0000000000000005
[   10.158463][  T208] RBP: 00007ffdd539b830 R08: 0000000000000000 R09: 0000000000000000
[   10.158728][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.158982][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd539bfa0
| [   10.168885][  T208] ------------[ cut here ]------------
| [   10.169091][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [   10.169418][  T208] Modules linked in:
| [   10.169972][  T208] Tainted: [W]=WARN
[   10.170141][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.170362][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.170669][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.171266][  T208] RSP: 0018:ffa00000009671b0 EFLAGS: 00010286
[   10.171570][  T208] RAX: 00000000ffffffa6 RBX: ff1100000bbdd1c0 RCX: 1ff400000012cdfc
[   10.171874][  T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbdd27c
[   10.172194][  T208] RBP: ff110000050b1000 R08: 1fe220000177ba51 R09: ff1100000fa30b80
[   10.172510][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.172901][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87e03b20
[   10.173250][  T208] FS:  00007f53c2caf840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   10.173656][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.173996][  T208] CR2: 00000000004eb188 CR3: 000000000e398001 CR4: 0000000000771ef0
[   10.174360][  T208] PKRU: 55555554
[   10.174550][  T208] Call Trace:
[   10.174697][  T208]  <TASK>
[   10.174817][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.175006][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.175177][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.175374][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.175575][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.175762][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.175949][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.176145][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.176336][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.176541][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.176725][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.176925][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.177125][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.177318][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.177501][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.177698][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.177901][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.178084][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.178290][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.178476][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.178676][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.178862][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.179044][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.179245][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.179435][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.179646][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.179835][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.180051][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.180258][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.180446][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.180639][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.180828][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.181013][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.181215][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.181402][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.181603][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.181788][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.181972][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.182175][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.182363][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.182609][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.182798][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.182981][  T208]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   10.183182][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.183368][  T208]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[   10.183568][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.183791][  T208]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   10.183980][  T208]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.184184][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.184370][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.184572][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.184755][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.184940][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.185132][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.185322][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.185544][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.185762][  T208] RIP: 0033:0x7f53c2ee908e
[   10.185951][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.186492][  T208] RSP: 002b:00007ffdd539b820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.186757][  T208] RAX: ffffffffffffffda RBX: 00007ffdd539bfc8 RCX: 00007f53c2ee908e
[   10.187002][  T208] RDX: 0000000000000000 RSI: 00007ffdd539b8d0 RDI: 0000000000000005
[   10.187267][  T208] RBP: 00007ffdd539b830 R08: 0000000000000000 R09: 0000000000000000
[   10.187515][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.187778][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd539bfa0
| [   10.218515][  T209] ------------[ cut here ]------------
| [   10.218688][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   10.218917][  T209] Modules linked in:
| [   10.219342][  T209] Tainted: [W]=WARN
[   10.219440][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.219607][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.219778][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.220251][  T209] RSP: 0018:ffa0000000977020 EFLAGS: 00010286
[   10.220415][  T209] RAX: 00000000ffffffa6 RBX: ff1100000ceee900 RCX: 1ff400000012edca
[   10.220612][  T209] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceee9bc
[   10.220806][  T209] RBP: ff110000050b1000 R08: 1fe22000019ddd39 R09: ff1100000fa32e58
[   10.221001][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.221208][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.221403][  T209] FS:  00007f4baaefc840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   10.221632][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.221797][  T209] CR2: 00000000396c7988 CR3: 000000000fb3f006 CR4: 0000000000771ef0
[   10.221992][  T209] PKRU: 55555554
[   10.222089][  T209] Call Trace:
[   10.222195][  T209]  <TASK>
[   10.222262][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.222394][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.222495][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.222628][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.222762][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.222893][  T209]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.223023][  T209]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.223158][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.223287][  T209]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.223418][  T209]  netif_change_flags (net/core/dev.c:9820)
[   10.223553][  T209]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.223684][  T209]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.223816][  T209]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.223946][  T209]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.224114][  T209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.224244][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.224378][  T209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.224508][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.224644][  T209]  ? __kernel_text_address (kernel/extable.c:79)
[   10.224776][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.224909][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.225037][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.225178][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.225327][  T209]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.225462][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.225670][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.225801][  T209]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.225931][  T209]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.226061][  T209]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.226202][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.226332][  T209]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.226464][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.226672][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.226805][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.226933][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.227063][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.227203][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.227331][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.227464][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.227676][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.227808][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.227938][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.228072][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.228232][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.228377][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.228510][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.228695][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.228832][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.228963][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.229093][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.229232][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.229361][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.229493][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.229716][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.229848][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.229982][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.230122][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.230255][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.230397][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.230535][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.230667][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.230800][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.230929][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.231091][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.231234][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.231366][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.231497][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.231630][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.231794][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.231939][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.232069][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.232210][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.232387][  T209]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.232525][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.232658][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.232802][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.232932][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.233067][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.233238][  T209] RIP: 0033:0x7f4bab13608e
[   10.233378][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.233851][  T209] RSP: 002b:00007fffe740ff80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.234049][  T209] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4bab13608e
[   10.234257][  T209] RDX: 0000000000000000 RSI: 00007fffe7410030 RDI: 0000000000000005
[   10.234452][  T209] RBP: 00007fffe740ff90 R08: 0000000000000000 R09: 0000000000000000
[   10.234652][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.234849][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7410700
| [   10.265921][  T210] ------------[ cut here ]------------
| [   10.266080][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [   10.266347][  T210] Modules linked in:
| [   10.267039][  T210] Tainted: [W]=WARN
[   10.267149][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.267324][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.267499][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.267972][  T210] RSP: 0018:ffa0000000987020 EFLAGS: 00010286
[   10.268148][  T210] RAX: 00000000ffffffa6 RBX: ff1100000ceef540 RCX: 1ff4000000130dca
[   10.268344][  T210] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceef5fc
[   10.268550][  T210] RBP: ff11000007851000 R08: 1fe22000019ddec1 R09: ff1100000fa35158
[   10.268744][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.268941][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.269165][  T210] FS:  00007f761f4c0840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   10.269396][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.269578][  T210] CR2: 00007f761f7901a0 CR3: 000000000e8f7001 CR4: 0000000000771ef0
[   10.269778][  T210] PKRU: 55555554
[   10.269877][  T210] Call Trace:
[   10.269974][  T210]  <TASK>
[   10.270042][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.270187][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.270288][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.270419][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.270557][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.270692][  T210]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.270827][  T210]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.270969][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.271126][  T210]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.271262][  T210]  netif_change_flags (net/core/dev.c:9820)
[   10.271429][  T210]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.271581][  T210]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.271717][  T210]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.271852][  T210]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.272016][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.272155][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.272287][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.272418][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.272557][  T210]  ? __kernel_text_address (kernel/extable.c:79)
[   10.272689][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.272823][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.272953][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.273085][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.273228][  T210]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.273374][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.273505][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.273642][  T210]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.273776][  T210]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.273910][  T210]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.274041][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.274184][  T210]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.274318][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.274454][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.274593][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.274724][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.274854][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.274985][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.275132][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.275271][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.275405][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.275543][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.275677][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.275810][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.275941][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.276074][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.276215][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.276348][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.276482][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.276618][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.276752][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.276884][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.277016][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.277161][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.277292][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.277426][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.277564][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.277697][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.277828][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.277960][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.278093][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.278236][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.278367][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.278499][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.278679][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.278813][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.278944][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.279076][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.279215][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.279379][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.279528][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.279659][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.279792][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.279959][  T210]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.280089][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.280263][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.280394][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.280529][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.280660][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.280822][  T210] RIP: 0033:0x7f761f6fa08e
[   10.280959][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.281431][  T210] RSP: 002b:00007ffecf7a6900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.281632][  T210] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f761f6fa08e
[   10.281827][  T210] RDX: 0000000000000000 RSI: 00007ffecf7a69b0 RDI: 0000000000000005
[   10.282022][  T210] RBP: 00007ffecf7a6910 R08: 0000000000000000 R09: 0000000000000000
[   10.282224][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.282419][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecf7a7080
| [   10.285019][   T39] ------------[ cut here ]------------
| [   10.285226][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   10.285470][   T39] Modules linked in:
| [   10.285941][   T39] Tainted: [W]=WARN
[   10.286032][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.286225][   T39] Workqueue: events_unbound linkwatch_event
[   10.286388][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.286585][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.287015][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   10.287177][   T39] RAX: 00000000ffffffa6 RBX: ff1100000ab34740 RCX: 1ff4000000057f02
[   10.287358][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab347fc
[   10.287545][   T39] RBP: ff110000050b1000 R08: 1fe2200001566901 R09: ff11000001da51a8
[   10.287747][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.287954][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.288151][   T39] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   10.288372][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.288533][   T39] CR2: 000055e444557d5c CR3: 0000000008d47002 CR4: 0000000000771ef0
[   10.288721][   T39] PKRU: 55555554
[   10.288811][   T39] Call Trace:
[   10.288901][   T39]  <TASK>
[   10.288966][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.289086][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.289215][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.289307][   T39]  netif_state_change (net/core/dev.c:1605)
[   10.289429][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.289586][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.289705][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.289827][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.289965][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.290086][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   10.290217][   T39]  process_one_work (kernel/workqueue.c:3314)
[   10.290341][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.290462][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.290594][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.290719][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.290837][   T39]  kthread (kernel/kthread.c:436)
[   10.290928][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.291077][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.291213][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.291336][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.291486][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.291615][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.291739][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.381853][  T213] ------------[ cut here ]------------
| [   10.382056][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/213
| [   10.382401][  T213] Modules linked in:
| [   10.382943][  T213] Tainted: [W]=WARN
[   10.383096][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.383347][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.383584][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.384095][  T213] RSP: 0018:ffa00000009b7150 EFLAGS: 00010286
[   10.384329][  T213] RAX: 00000000ffffffa6 RBX: ff1100000bbdcac0 RCX: 1ff4000000136df0
[   10.384589][  T213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bbdcb7c
[   10.384832][  T213] RBP: ff11000007851000 R08: 1fe220000177b971 R09: ff1100000ebfae58
[   10.385073][  T213] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.385336][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008bed540
[   10.385598][  T213] FS:  00007faa7a24b840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   10.385877][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.386091][  T213] CR2: 00000000004ebb28 CR3: 000000000e2ab006 CR4: 0000000000771ef0
[   10.386414][  T213] PKRU: 55555554
[   10.386673][  T213] Call Trace:
[   10.386888][  T213]  <TASK>
[   10.387091][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.387380][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.387663][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.387859][  T213]  netif_state_change (net/core/dev.c:1605)
[   10.388040][  T213]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.388279][  T213]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   10.388495][  T213]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   10.388695][  T213]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   10.388876][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.389055][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.389269][  T213]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.389451][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.389642][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.389828][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.390026][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.390225][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.390416][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.390607][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.390789][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.390972][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.391177][  T213]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.391359][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.391554][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.391769][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.391950][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.392144][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.392332][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.392536][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.392715][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.392897][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.393082][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.393280][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.393466][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.393663][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.393845][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.394030][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.394231][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.394415][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.394609][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.394790][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.394970][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.395200][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   10.395386][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.395578][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.395790][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.395970][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.396208][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   10.396391][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.396584][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.396777][  T213]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   10.396956][  T213]  ? do_getsockname (net/socket.c:2192)
[   10.397152][  T213]  __sys_sendmsg (net/socket.c:2784)
[   10.397336][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.397535][  T213]  ? __sys_getsockname (net/socket.c:2210)
[   10.397715][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.397896][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.398077][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.398275][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.398457][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.398682][  T213] RIP: 0033:0x7faa7a48508e
[   10.398867][  T213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.399396][  T213] RSP: 002b:00007ffd07386ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.399655][  T213] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa7a48508e
[   10.399898][  T213] RDX: 0000000000000000 RSI: 00007ffd07386f80 RDI: 0000000000000006
[   10.400152][  T213] RBP: 00007ffd07386ee0 R08: 0000000000000000 R09: 0000000000000000
[   10.400396][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cda5
[   10.400657][  T213] R13: 00007ffd07387030 R14: 0000000000000000 R15: 00007ffd07387ba0
| [   16.291500][  T274] ------------[ cut here ]------------
| [   16.292140][  T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274
| [   16.292395][  T274] Modules linked in:
| [   16.292861][  T274] Tainted: [W]=WARN
[   16.292963][  T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.293144][  T274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.293319][  T274] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.293805][  T274] RSP: 0018:ffa0000000ad7020 EFLAGS: 00010286
[   16.293974][  T274] RAX: 00000000ffffffa6 RBX: ff1100000516ae40 RCX: 1ff400000015adca
[   16.294187][  T274] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000516aefc
[   16.294390][  T274] RBP: ff110000050b1000 R08: 1fe2200000a2d5e1 R09: ff11000004d22e58
[   16.294603][  T274] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.294809][  T274] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.295019][  T274] FS:  00007fe444683840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   16.295259][  T274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.295434][  T274] CR2: 000000002c797988 CR3: 000000000ecbe003 CR4: 0000000000771ef0
[   16.295642][  T274] PKRU: 55555554
[   16.295743][  T274] Call Trace:
[   16.295843][  T274]  <TASK>
[   16.295913][  T274]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.296055][  T274]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.296162][  T274]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.296297][  T274]  __dev_notify_flags (net/core/dev.c:9787)
[   16.296435][  T274]  ? netif_change_name (net/core/dev.c:1495)
[   16.296574][  T274]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   16.296708][  T274]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.296841][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.296974][  T274]  ? 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))
[   16.297121][  T274]  netif_change_flags (net/core/dev.c:9820)
[   16.297257][  T274]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.297391][  T274]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.297532][  T274]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.297668][  T274]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.297842][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.297974][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.298116][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.298251][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.298386][  T274]  ? __kernel_text_address (kernel/extable.c:79)
[   16.298526][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.298661][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.298795][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.298929][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.299071][  T274]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.299215][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.299347][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.299479][  T274]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.299619][  T274]  ? __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)
[   16.299753][  T274]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.299885][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.300024][  T274]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.300163][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.300300][  T274]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.300435][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.300574][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.300707][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.300850][  T274]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.300985][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.301124][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.301256][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.301388][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.301530][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.301665][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.301808][  T274]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.301940][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.302100][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.302237][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.302371][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.302505][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.302644][  T274]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.302779][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.302913][  T274]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.303054][  T274]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.303190][  T274]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.303326][  T274]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.303462][  T274]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.303599][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.303732][  T274]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.303867][  T274]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.304007][  T274]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.304148][  T274]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.304282][  T274]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.304416][  T274]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.304587][  T274]  ? move_addr_to_kernel (net/socket.c:258)
[   16.304720][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.304853][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.304992][  T274]  ___sys_sendmsg (net/socket.c:2752)
[   16.305126][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.305290][  T274]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.305435][  T274]  __sys_sendmsg (net/socket.c:2784)
[   16.305572][  T274]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.305705][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.305873][  T274]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.306012][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.306150][  T274]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.306283][  T274]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.306415][  T274]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.306559][  T274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.306723][  T274] RIP: 0033:0x7fe4448bd08e
[   16.306862][  T274] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.307345][  T274] RSP: 002b:00007fff6addb060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.307553][  T274] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe4448bd08e
[   16.307751][  T274] RDX: 0000000000000000 RSI: 00007fff6addb110 RDI: 0000000000000005
[   16.307950][  T274] RBP: 00007fff6addb070 R08: 0000000000000000 R09: 0000000000000000
[   16.308156][  T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdab
[   16.308355][  T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6addb7e0
| [   16.311867][   T36] ------------[ cut here ]------------
| [   16.312030][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   16.312279][   T36] Modules linked in:
| [   16.312664][   T36] Tainted: [W]=WARN
[   16.312755][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.312908][   T36] Workqueue: events_unbound linkwatch_event
[   16.313072][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.313235][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.313677][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   16.313836][   T36] RAX: 00000000ffffffa6 RBX: ff1100000f56aac0 RCX: 1ff4000000051f02
[   16.314021][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f56ab7c
[   16.314208][   T36] RBP: ff11000007851000 R08: 1fe2200001ead571 R09: ff11000001d751a8
[   16.314388][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.314574][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.314756][   T36] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   16.314971][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.315134][   T36] CR2: 00007f2aa5519f98 CR3: 000000005474d002 CR4: 0000000000771ef0
[   16.315317][   T36] PKRU: 55555554
[   16.315409][   T36] Call Trace:
[   16.315499][   T36]  <TASK>
[   16.315566][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.315688][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.315811][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.315903][   T36]  netif_state_change (net/core/dev.c:1605)
[   16.316028][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   16.316156][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.316308][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   16.316431][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   16.316602][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.316735][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.316860][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.316984][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   16.317107][   T36]  process_one_work (kernel/workqueue.c:3314)
[   16.317238][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.317358][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.317485][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.317617][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.317738][   T36]  kthread (kernel/kthread.c:436)
[   16.317832][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.317989][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.318114][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.318240][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.318390][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.318513][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.318639][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.350327][  T276] ------------[ cut here ]------------
| [   16.350499][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/276
| [   16.350741][  T276] Modules linked in:
| [   16.351141][  T276] Tainted: [W]=WARN
[   16.351242][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.351413][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.351681][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.352165][  T276] RSP: 0018:ffa0000000a17020 EFLAGS: 00010286
[   16.352334][  T276] RAX: 00000000ffffffa6 RBX: ff1100000f56b540 RCX: 1ff4000000142dca
[   16.352612][  T276] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f56b5fc
[   16.352811][  T276] RBP: ff110000050b1000 R08: 1fe2200001ead6c1 R09: ff11000004d20b58
[   16.353027][  T276] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.353228][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.353430][  T276] FS:  00007fdbf8156840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   16.353747][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.353917][  T276] CR2: 000000003bad8988 CR3: 000000000ef17006 CR4: 0000000000771ef0
[   16.354127][  T276] PKRU: 55555554
[   16.354232][  T276] Call Trace:
[   16.354340][  T276]  <TASK>
[   16.354411][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.354640][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.354744][  T276]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.354878][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   16.355022][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   16.355161][  T276]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.355295][  T276]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.355428][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.355652][  T276]  ? 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))
[   16.355789][  T276]  netif_change_flags (net/core/dev.c:9820)
[   16.355924][  T276]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.356067][  T276]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.356208][  T276]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.356342][  T276]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.356508][  T276]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.356738][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.356876][  T276]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.357017][  T276]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.357156][  T276]  ? __kernel_text_address (kernel/extable.c:79)
[   16.357290][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.357424][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.357656][  T276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.357791][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.357926][  T276]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.358066][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.358206][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.358340][  T276]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.358476][  T276]  ? __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)
[   16.358691][  T276]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.358826][  T276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.358963][  T276]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.359105][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.359246][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.359385][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.359576][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.359709][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.359841][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.359981][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.360124][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.360260][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.360394][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.360545][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.360680][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.360813][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.360947][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.361085][  T276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.361222][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.361358][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.361494][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.361649][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.361782][  T276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.361919][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.362061][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.362202][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.362346][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.362483][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.362622][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.362756][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.362891][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.363035][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.363178][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.363312][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.363445][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.363618][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   16.363753][  T276]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.363887][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.364038][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   16.364180][  T276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.364344][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.364491][  T276]  __sys_sendmsg (net/socket.c:2784)
[   16.364631][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.364766][  T276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.364951][  T276]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.365095][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.365236][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.365372][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.365506][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.365648][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.365819][  T276] RIP: 0033:0x7fdbf839008e
[   16.365961][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.366449][  T276] RSP: 002b:00007ffe2725cca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.366660][  T276] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbf839008e
[   16.366859][  T276] RDX: 0000000000000000 RSI: 00007ffe2725cd50 RDI: 0000000000000005
[   16.367066][  T276] RBP: 00007ffe2725ccb0 R08: 0000000000000000 R09: 0000000000000000
[   16.367271][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdab
[   16.367482][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2725d420
| [   16.369905][   T36] ------------[ cut here ]------------
| [   16.370100][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [   16.370407][   T36] Modules linked in:
| [   16.370952][   T36] Tainted: [W]=WARN
[   16.371103][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.371316][   T36] Workqueue: events_unbound linkwatch_event
[   16.371538][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.371745][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.372243][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   16.372450][   T36] RAX: 00000000ffffffa6 RBX: ff1100000d85c040 RCX: 1ff4000000051f02
[   16.372827][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85c0fc
[   16.373074][   T36] RBP: ff11000007851000 R08: 1fe2200001b0b821 R09: ff11000001d751a8
[   16.373331][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.373592][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.373841][   T36] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   16.374115][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.374331][   T36] CR2: 000055e444557d5c CR3: 0000000004df3004 CR4: 0000000000771ef0
[   16.374592][   T36] PKRU: 55555554
[   16.374735][   T36] Call Trace:
[   16.374885][   T36]  <TASK>
[   16.375006][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.375191][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.375368][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.375514][   T36]  netif_state_change (net/core/dev.c:1605)
[   16.375704][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.375908][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.376090][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.376273][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.376449][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.376635][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   16.376809][   T36]  process_one_work (kernel/workqueue.c:3314)
[   16.376995][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.377182][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.377364][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.377559][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.377731][   T36]  kthread (kernel/kthread.c:436)
[   16.377875][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.378096][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.378278][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.378455][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.378677][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.378852][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.379035][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.427007][  T278] ------------[ cut here ]------------
| [   16.427191][  T278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/278
| [   16.427420][  T278] Modules linked in:
| [   16.427814][  T278] Tainted: [W]=WARN
[   16.427913][  T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.428081][  T278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.428287][  T278] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.428779][  T278] RSP: 0018:ffa00000009f7150 EFLAGS: 00010286
[   16.428943][  T278] RAX: 00000000ffffffa6 RBX: ff1100000d85d1c0 RCX: 1ff400000013edf0
[   16.429150][  T278] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85d27c
[   16.429346][  T278] RBP: ff110000050b1000 R08: 1fe2200001b0ba51 R09: ff1100000e2e0b58
[   16.429562][  T278] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.429757][  T278] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c7f4040
[   16.429952][  T278] FS:  00007f03ea75d840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   16.430190][  T278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.430356][  T278] CR2: 00000000004ebb20 CR3: 000000000e8f5002 CR4: 0000000000771ef0
[   16.430563][  T278] PKRU: 55555554
[   16.430662][  T278] Call Trace:
[   16.430760][  T278]  <TASK>
[   16.430832][  T278]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.430968][  T278]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.431105][  T278]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.431210][  T278]  netif_state_change (net/core/dev.c:1605)
[   16.431341][  T278]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.431505][  T278]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   16.431674][  T278]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   16.431806][  T278]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   16.431936][  T278]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.432077][  T278]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.432213][  T278]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   16.432342][  T278]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.432473][  T278]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.432611][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.432758][  T278]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.432888][  T278]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.433023][  T278]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.433157][  T278]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.433287][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.433438][  T278]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.433578][  T278]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   16.433721][  T278]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.433856][  T278]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.434015][  T278]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.434150][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.434281][  T278]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.434416][  T278]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.434552][  T278]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.434686][  T278]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.434818][  T278]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.434953][  T278]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.435107][  T278]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.435244][  T278]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.435376][  T278]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.435506][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.435642][  T278]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.435777][  T278]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.435908][  T278]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.436046][  T278]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.436182][  T278]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.436311][  T278]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.436474][  T278]  ? move_addr_to_kernel (net/socket.c:258)
[   16.436610][  T278]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.436742][  T278]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.436906][  T278]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.437041][  T278]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.437208][  T278]  ___sys_sendmsg (net/socket.c:2752)
[   16.437338][  T278]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.437469][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.437611][  T278]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.437764][  T278]  ? do_getsockname (net/socket.c:2192)
[   16.437901][  T278]  __sys_sendmsg (net/socket.c:2784)
[   16.438039][  T278]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.438190][  T278]  ? __sys_getsockname (net/socket.c:2210)
[   16.438318][  T278]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.438451][  T278]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.438587][  T278]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.438718][  T278]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.438855][  T278]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.439023][  T278] RIP: 0033:0x7f03ea99708e
[   16.439162][  T278] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.439632][  T278] RSP: 002b:00007fff12167480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.439831][  T278] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03ea99708e
[   16.440033][  T278] RDX: 0000000000000000 RSI: 00007fff12167530 RDI: 0000000000000006
[   16.440233][  T278] RBP: 00007fff12167490 R08: 0000000000000000 R09: 0000000000000000
[   16.440439][  T278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdab
[   16.440641][  T278] R13: 00007fff121675e0 R14: 0000000000000000 R15: 00007fff1216888e
| [   16.537983][  T285] ------------[ cut here ]------------
| [   16.538162][  T285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/285
| [   16.538392][  T285] Modules linked in:
| [   16.538767][  T285] Tainted: [W]=WARN
[   16.538866][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.539052][  T285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.539254][  T285] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.539741][  T285] RSP: 0018:ffa0000000b57020 EFLAGS: 00010286
[   16.539915][  T285] RAX: 00000000ffffffa6 RBX: ff1100000abfd1c0 RCX: 1ff400000016adca
[   16.540121][  T285] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfd27c
[   16.540317][  T285] RBP: ff11000007851000 R08: 1fe220000157fa51 R09: ff1100000f915158
[   16.540512][  T285] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.540715][  T285] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.540916][  T285] FS:  00007fc54d491840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   16.541154][  T285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.541319][  T285] CR2: 00007fc54d7611a0 CR3: 000000000dab7002 CR4: 0000000000771ef0
[   16.541517][  T285] PKRU: 55555554
[   16.541639][  T285] Call Trace:
[   16.541758][  T285]  <TASK>
[   16.541828][  T285]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.541963][  T285]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.542070][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.542206][  T285]  __dev_notify_flags (net/core/dev.c:9787)
[   16.542338][  T285]  ? netif_change_name (net/core/dev.c:1495)
[   16.542473][  T285]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   16.542620][  T285]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.542751][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.542895][  T285]  ? 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))
[   16.543158][  T285]  netif_change_flags (net/core/dev.c:9820)
[   16.543292][  T285]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.543424][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.543564][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.543695][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.543861][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.544009][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.544160][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.544295][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.544428][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   16.544586][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.544719][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.544854][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.544991][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.545127][  T285]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.545257][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.545387][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.545526][  T285]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.545658][  T285]  ? __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)
[   16.545789][  T285]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.545921][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.546060][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.546196][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.546331][  T285]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.546466][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.546601][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.546732][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.546864][  T285]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.547001][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.547139][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.547271][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.547403][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.547537][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.547670][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.547802][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.547935][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.548071][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.548208][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.548341][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.548474][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.548619][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.548750][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.548883][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.549025][  T285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.549159][  T285]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.549292][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.549434][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.549572][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.549706][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.549840][  T285]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.549980][  T285]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.550119][  T285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.550251][  T285]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.550383][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.550552][  T285]  ? move_addr_to_kernel (net/socket.c:258)
[   16.550684][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.550816][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.550949][  T285]  ___sys_sendmsg (net/socket.c:2752)
[   16.551086][  T285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.551253][  T285]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.551397][  T285]  __sys_sendmsg (net/socket.c:2784)
[   16.551534][  T285]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.551671][  T285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.551839][  T285]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.551979][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.552121][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.552252][  T285]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.552382][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.552514][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.552681][  T285] RIP: 0033:0x7fc54d6cb08e
[   16.552819][  T285] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.553297][  T285] RSP: 002b:00007ffdd5f6f4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.553495][  T285] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc54d6cb08e
[   16.553696][  T285] RDX: 0000000000000000 RSI: 00007ffdd5f6f580 RDI: 0000000000000005
[   16.553893][  T285] RBP: 00007ffdd5f6f4e0 R08: 0000000000000000 R09: 0000000000000000
[   16.554110][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdab
[   16.554313][  T285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5f6fc50
| [   16.584021][  T287] ------------[ cut here ]------------
| [   16.584227][  T287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/287
| [   16.584828][  T287] Modules linked in:
| [   16.585321][  T287] Tainted: [W]=WARN
[   16.585473][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.585749][  T287] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.585982][  T287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.586541][  T287] RSP: 0018:ffa0000000b67020 EFLAGS: 00010286
[   16.586765][  T287] RAX: 00000000ffffffa6 RBX: ff1100000c6763c0 RCX: 1ff400000016cdca
[   16.587020][  T287] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67647c
[   16.587276][  T287] RBP: ff11000007851000 R08: 1fe22000018cec91 R09: ff1100000f758b58
[   16.587590][  T287] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.587841][  T287] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.588104][  T287] FS:  00007f4234ee6840(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   16.588404][  T287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.588633][  T287] CR2: 00000000050dc988 CR3: 000000000e34a005 CR4: 0000000000771ef0
[   16.588903][  T287] PKRU: 55555554
[   16.589058][  T287] Call Trace:
[   16.589216][  T287]  <TASK>
[   16.589339][  T287]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.589546][  T287]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.589701][  T287]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.589894][  T287]  __dev_notify_flags (net/core/dev.c:9787)
[   16.590087][  T287]  ? netif_change_name (net/core/dev.c:1495)
[   16.590279][  T287]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.590463][  T287]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.590659][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.590847][  T287]  ? 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))
[   16.591041][  T287]  netif_change_flags (net/core/dev.c:9820)
[   16.591235][  T287]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.591420][  T287]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.591619][  T287]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.591833][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.592076][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.592267][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.592451][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.592647][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.592830][  T287]  ? __kernel_text_address (kernel/extable.c:79)
[   16.593023][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.593220][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.593407][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.593610][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.593793][  T287]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.593983][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.594175][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.594357][  T287]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.594556][  T287]  ? __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)
[   16.594738][  T287]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.594928][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.595125][  T287]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.595318][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.595505][  T287]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.595708][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.595889][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.596080][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.596270][  T287]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.596454][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.596652][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.596840][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.597030][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.597228][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.597413][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.597607][  T287]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.597791][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.597983][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.598179][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.598365][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.598588][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.598772][  T287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.598954][  T287]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.599149][  T287]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.599365][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.599572][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.599757][  T287]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.599941][  T287]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.600169][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.600354][  T287]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.600552][  T287]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.600741][  T287]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.600926][  T287]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.601156][  T287]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.601338][  T287]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.601566][  T287]  ? move_addr_to_kernel (net/socket.c:258)
[   16.601751][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.601938][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.602137][  T287]  ___sys_sendmsg (net/socket.c:2752)
[   16.602322][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.602553][  T287]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.602749][  T287]  __sys_sendmsg (net/socket.c:2784)
[   16.602934][  T287]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.603124][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.603348][  T287]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.603548][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.603731][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.603913][  T287]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.604103][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.604297][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.604514][  T287] RIP: 0033:0x7f423512008e
[   16.604717][  T287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.605259][  T287] RSP: 002b:00007ffc07bc0cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.605513][  T287] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f423512008e
[   16.605794][  T287] RDX: 0000000000000000 RSI: 00007ffc07bc0da0 RDI: 0000000000000005
[   16.606051][  T287] RBP: 00007ffc07bc0d00 R08: 0000000000000000 R09: 0000000000000000
[   16.606308][  T287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdab
[   16.606599][  T287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07bc1470
| [   17.376663][  T104] ------------[ cut here ]------------
| [   17.376871][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   17.377123][  T104] Modules linked in:
| [   17.377505][  T104] Tainted: [W]=WARN
[   17.377620][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.377775][  T104] Workqueue: events_unbound linkwatch_event
[   17.377964][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.378126][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.378568][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   17.378729][  T104] RAX: 00000000ffffffa6 RBX: ff1100000915c580 RCX: 1ff40000000caf02
[   17.378911][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915c63c
[   17.379097][  T104] RBP: ff110000050b1000 R08: 1fe220000122b8c9 R09: ff1100000e2a0ba8
[   17.379282][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   17.379466][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.379660][  T104] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   17.379874][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.380030][  T104] CR2: 00007fff2bd35528 CR3: 0000000008d47004 CR4: 0000000000771ef0
[   17.380224][  T104] PKRU: 55555554
[   17.380315][  T104] Call Trace:
[   17.380411][  T104]  <TASK>
[   17.380475][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.380609][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.380731][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.380825][  T104]  netif_state_change (net/core/dev.c:1605)
[   17.380948][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.381178][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.381298][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.381419][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.381550][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.381670][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   17.381793][  T104]  process_one_work (kernel/workqueue.c:3314)
[   17.381918][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.382048][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.382178][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.382301][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.382422][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.382550][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.382671][  T104]  kthread (kernel/kthread.c:436)
[   17.382763][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.382913][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.383042][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.383169][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.383319][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.383440][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.383564][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.385528][  T104] ------------[ cut here ]------------
| [   17.385653][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/104
| [   17.385889][  T104] Modules linked in:
| [   17.386267][  T104] Tainted: [W]=WARN
[   17.386363][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.386515][  T104] Workqueue: events_unbound linkwatch_event
[   17.386676][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.386836][  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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.387279][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   17.387431][  T104] RAX: 00000000ffffffa6 RBX: ff1100000915c040 RCX: 1ff40000000caf02
[   17.387632][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915c0fc
[   17.387814][  T104] RBP: ff11000007851000 R08: 1fe220000122b821 R09: ff1100000e2a0ba8
[   17.388005][  T104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   17.388187][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.388368][  T104] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   17.388587][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.388738][  T104] CR2: 00007fff2bd35528 CR3: 0000000008d47004 CR4: 0000000000771ef0
[   17.388922][  T104] PKRU: 55555554
[   17.389018][  T104] Call Trace:
[   17.389109][  T104]  <TASK>
[   17.389181][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.389303][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.389431][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.389528][  T104]  netif_state_change (net/core/dev.c:1605)
[   17.389651][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.389806][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.389927][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.390055][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.390183][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.390303][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   17.390426][  T104]  process_one_work (kernel/workqueue.c:3314)
[   17.390604][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.390730][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.390857][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.390986][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.391105][  T104]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.391233][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.391353][  T104]  kthread (kernel/kthread.c:436)
[   17.391444][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.391644][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.391765][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.391886][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.392043][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.392168][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.392290][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.807081][   T12] ------------[ cut here ]------------
| [   70.807288][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.807586][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.808062][   T12] Tainted: [W]=WARN
[   70.808184][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.808342][   T12] Workqueue: netns cleanup_net
[   70.808474][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.808644][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.809084][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.809263][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85d380 RCX: 1ff4000000018eed
[   70.809452][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85d43c
[   70.809642][   T12] RBP: ff1100000c044000 R08: 1fe2200001b0ba89 R09: ff11000001aed1d0
[   70.809827][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.810014][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.810200][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.810472][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.810644][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.810828][   T12] PKRU: 55555554
[   70.810923][   T12] Call Trace:
[   70.811014][   T12]  <TASK>
[   70.811078][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.811240][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.811387][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.811510][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.811649][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.811769][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.811894][   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)
[   70.812016][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.812142][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.812262][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.812384][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.812601][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.812721][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.812842][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.812964][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.813164][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.813293][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.813413][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.813542][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.813739][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.813866][   T12]  kthread (kernel/kthread.c:436)
[   70.813957][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.814106][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.814302][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.814439][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.814597][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.814720][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.814920][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.818116][   T12] ------------[ cut here ]------------
| [   70.818262][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.818498][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.818990][   T12] Tainted: [W]=WARN
[   70.819081][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.819238][   T12] Workqueue: netns cleanup_net
[   70.819362][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.819526][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.819995][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.820152][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85d700 RCX: 1ff4000000018eed
[   70.820332][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85d7bc
[   70.820515][   T12] RBP: ff11000009319000 R08: 1fe2200001b0baf9 R09: ff11000001aed1d0
[   70.820781][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.820965][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.821156][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.821441][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.821594][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.821776][   T12] PKRU: 55555554
[   70.821871][   T12] Call Trace:
[   70.821960][   T12]  <TASK>
[   70.822023][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.822182][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.822332][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.822454][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.822581][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.822705][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.822826][   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)
[   70.822953][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.823074][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.823205][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.823334][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.823457][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.823581][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.823702][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.823820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.823947][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.824151][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.824270][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.824393][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.824517][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.824755][   T12]  kthread (kernel/kthread.c:436)
[   70.824846][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.825074][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.825202][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.825326][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.825558][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.825681][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.825803][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.828791][   T12] ------------[ cut here ]------------
| [   70.828933][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.829169][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.829606][   T12] Tainted: [W]=WARN
[   70.829696][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.829846][   T12] Workqueue: netns cleanup_net
[   70.830054][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.830293][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.830724][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.830882][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85c200 RCX: 1ff4000000018eed
[   70.831062][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85c2bc
[   70.831322][   T12] RBP: ff1100000edc4000 R08: 1fe2200001b0b859 R09: ff11000001aed1d0
[   70.831497][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.831751][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.831934][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.832148][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.832375][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.832559][   T12] PKRU: 55555554
[   70.832648][   T12] Call Trace:
[   70.832735][   T12]  <TASK>
[   70.832879][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.833035][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.833186][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.833310][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.833502][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.833625][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.833745][   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)
[   70.833870][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.834064][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.834184][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.834309][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.834430][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.834625][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.834744][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.834871][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.834991][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.835191][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.835310][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.835434][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.835563][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.835682][   T12]  kthread (kernel/kthread.c:436)
[   70.835777][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.835971][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.836107][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.836303][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.836458][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.836587][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.836779][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.839289][   T12] ------------[ cut here ]------------
| [   70.839414][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.839654][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.840187][   T12] Tainted: [W]=WARN
[   70.840358][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.840607][   T12] Workqueue: netns cleanup_net
[   70.840731][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.840894][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.841323][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.841474][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85c040 RCX: 1ff4000000018eed
[   70.841654][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85c0fc
[   70.841833][   T12] RBP: ff1100000dbe4000 R08: 1fe2200001b0b821 R09: ff11000001aed1d0
[   70.842017][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.842274][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.842455][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.842668][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.842818][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.843010][   T12] PKRU: 55555554
[   70.843100][   T12] Call Trace:
[   70.843197][   T12]  <TASK>
[   70.843259][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.843414][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.843566][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.843690][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.843824][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.843950][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.844148][   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)
[   70.844275][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.844399][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.844670][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.844792][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.844919][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.845040][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.845251][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.845384][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.845584][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.845708][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.845828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.845958][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.846085][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.846209][   T12]  kthread (kernel/kthread.c:436)
[   70.846299][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.846599][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.846721][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.846844][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.846996][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.847126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.847248][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.849747][   T12] ------------[ cut here ]------------
| [   70.850013][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.850254][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.850841][   T12] Tainted: [W]=WARN
[   70.850940][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.851091][   T12] Workqueue: netns cleanup_net
[   70.851219][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.851383][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.851922][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.852070][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d9e0900 RCX: 1ff4000000018eed
[   70.852404][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9e09bc
[   70.852586][   T12] RBP: ff11000008769000 R08: 1fe2200001b3c139 R09: ff11000001aed1d0
[   70.852766][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.853026][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.853210][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.853575][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.853728][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.853961][   T12] PKRU: 55555554
[   70.854053][   T12] Call Trace:
[   70.854148][   T12]  <TASK>
[   70.854288][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.854514][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.854668][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.854943][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.855067][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.855192][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.855313][   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)
[   70.855510][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.855710][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.855830][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.855958][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.856172][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.856299][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.856423][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.856551][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.856744][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.856890][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.857012][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.857146][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.857346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.857547][   T12]  kthread (kernel/kthread.c:436)
[   70.857638][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.857802][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.857928][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.858125][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.858348][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.858472][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.858599][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.888753][   T12] ------------[ cut here ]------------
| [   70.888919][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.889183][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.889712][   T12] Tainted: [W]=WARN
[   70.889811][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.889977][   T12] Workqueue: netns cleanup_net
[   70.890113][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.890281][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.890745][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   70.890916][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d9e1c40 RCX: 1ff4000000018eaf
[   70.891116][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9e1cfc
[   70.891313][   T12] RBP: ff110000050b1000 R08: 1fe2200001b3c3a1 R09: ff11000001aed1d0
[   70.891504][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   70.891705][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007851000
[   70.891952][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.892180][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.892341][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.892537][   T12] PKRU: 55555554
[   70.892633][   T12] Call Trace:
[   70.892728][   T12]  <TASK>
[   70.892795][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.892927][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.893024][   T12]  netif_close_many (net/core/dev.c:1804)
[   70.893157][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.893289][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.893417][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.893550][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   70.893677][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   70.893839][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   70.894005][   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)
[   70.894139][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.894299][   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)
[   70.894428][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.894560][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.894721][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   70.894856][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.894989][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.895123][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.895256][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.895391][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.895571][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.895700][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.895831][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.895964][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.896090][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.896225][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.896353][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.896483][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.896620][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.896746][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.896885][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.897018][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.897151][   T12]  kthread (kernel/kthread.c:436)
[   70.897250][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.897412][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.897546][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.897673][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.897838][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.897972][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.898102][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.900783][   T12] ------------[ cut here ]------------
| [   70.900947][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.901203][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.901659][   T12] Tainted: [W]=WARN
[   70.901758][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.901924][   T12] Workqueue: netns cleanup_net
[   70.902060][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.902228][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.902709][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   70.902875][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ed9e00 RCX: 1ff4000000018eaf
[   70.903073][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed9ebc
[   70.903267][   T12] RBP: ff11000007851000 R08: 1fe22000011db3d9 R09: ff11000001aed1d0
[   70.903457][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   70.903652][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091a1000
[   70.903844][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.904073][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.904239][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.904433][   T12] PKRU: 55555554
[   70.904539][   T12] Call Trace:
[   70.904633][   T12]  <TASK>
[   70.904701][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.904843][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.904978][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.905077][   T12]  netif_close_many (net/core/dev.c:1804)
[   70.905213][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.905341][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.905470][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.905605][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   70.905733][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   70.905898][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   70.906059][   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)
[   70.906188][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.906345][   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)
[   70.906475][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.906611][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.906777][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   70.906915][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.907049][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.907182][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.907310][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.907440][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.907576][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.907703][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.907839][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.907975][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.908107][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.908241][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.908368][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.908498][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.908637][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.908764][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.908901][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.909034][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.909167][   T12]  kthread (kernel/kthread.c:436)
[   70.909263][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.909422][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.909559][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.909690][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.909858][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.909986][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.910117][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.912402][   T12] ------------[ cut here ]------------
| [   70.913117][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.913382][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.913914][   T12] Tainted: [W]=WARN
[   70.914010][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.914174][   T12] Workqueue: netns cleanup_net
[   70.914307][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.914477][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.915014][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   70.915181][   T12] RAX: 00000000ffffffa6 RBX: ff1100000516b700 RCX: 1ff4000000018eaf
[   70.915445][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000516b7bc
[   70.915687][   T12] RBP: ff110000091a1000 R08: 1fe2200000a2d6f9 R09: ff11000001aed1d0
[   70.915884][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   70.916091][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   70.916287][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.916514][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.916725][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.916926][   T12] PKRU: 55555554
[   70.917043][   T12] Call Trace:
[   70.917145][   T12]  <TASK>
[   70.917217][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.917346][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.917476][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.917625][   T12]  netif_close_many (net/core/dev.c:1804)
[   70.917752][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.917887][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.918031][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.918162][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   70.918296][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   70.918460][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   70.918672][   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)
[   70.918809][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.918975][   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)
[   70.919104][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.919234][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.919391][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   70.919569][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.919697][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.919825][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.919971][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.920099][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.920234][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.920362][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.920494][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.920673][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.920801][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.920934][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.921063][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.921196][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.921327][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.921454][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.921636][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.921769][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.921920][   T12]  kthread (kernel/kthread.c:436)
[   70.922018][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.922186][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.922313][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.922444][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.922654][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.922781][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.922915][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.927168][   T12] ------------[ cut here ]------------
| [   70.927318][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   70.927576][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.928016][   T12] Tainted: [W]=WARN
[   70.928108][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.928268][   T12] Workqueue: netns cleanup_net
[   70.928414][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.928585][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.929038][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   70.929201][   T12] RAX: 00000000ffffffa6 RBX: ff1100000abfc200 RCX: 1ff4000000018ed5
[   70.929384][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfc2bc
[   70.929572][   T12] RBP: ff110000050b1000 R08: 1fe220000157f859 R09: ff11000001aed1d0
[   70.929755][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.929942][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.930128][   T12] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   70.930340][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.930493][   T12] CR2: 00007fbfc6304574 CR3: 00000000090e2004 CR4: 0000000000771ef0
[   70.930682][   T12] PKRU: 55555554
[   70.930773][   T12] Call Trace:
[   70.930872][   T12]  <TASK>
[   70.930938][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.931093][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.931249][   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)
[   70.931371][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.931492][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.931654][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.931779][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.931912][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.932034][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.932159][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.932282][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.932403][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.932532][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.932654][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.932782][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.932957][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.933077][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.933205][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.933332][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.933457][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.933685][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.933905][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.934027][   T12]  kthread (kernel/kthread.c:436)
[   70.934124][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.934275][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.934401][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.934681][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.934836][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.934967][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.935089][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.938213][   T12] ------------[ cut here ]------------
| [   70.938347][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   70.938793][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.939241][   T12] Tainted: [W]=WARN
[   70.939334][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.939491][   T12] Workqueue: netns cleanup_net
[   70.939683][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.939843][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.940299][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   70.940460][   T12] RAX: 00000000ffffffa6 RBX: ff1100000abfcac0 RCX: 1ff4000000018ed5
[   70.940691][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfcb7c
[   70.940879][   T12] RBP: ff11000007851000 R08: 1fe220000157f971 R09: ff11000001aed1d0
[   70.941059][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   70.941247][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.941431][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   70.941694][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.941899][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   70.942084][   T12] PKRU: 55555554
[   70.942182][   T12] Call Trace:
[   70.942273][   T12]  <TASK>
[   70.942337][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.942495][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.942694][   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)
[   70.942817][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.942947][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.943104][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.943235][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.943359][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.943483][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.943686][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.943810][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.943938][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.944062][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.944188][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.944310][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.944433][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.944603][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.944726][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.944858][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.945007][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.945139][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.945268][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.945390][   T12]  kthread (kernel/kthread.c:436)
[   70.945483][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.945684][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.945806][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.945935][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.946088][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.946214][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.946336][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.949934][   T12] ------------[ cut here ]------------
| [   70.950071][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   70.950316][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.950752][   T12] Tainted: [W]=WARN
[   70.950843][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.951002][   T12] Workqueue: netns cleanup_net
[   70.951133][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.951290][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.951733][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   70.951891][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c676580 RCX: 1ff4000000018ed5
[   70.952070][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67663c
[   70.952257][   T12] RBP: ff110000091a1000 R08: 1fe22000018cecc9 R09: ff11000001aed1d0
[   70.952437][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   70.952623][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.952805][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   70.953023][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.953180][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   70.953364][   T12] PKRU: 55555554
[   70.953455][   T12] Call Trace:
[   70.953551][   T12]  <TASK>
[   70.953615][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.953772][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.953942][   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)
[   70.954064][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.954188][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   70.954344][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   70.954492][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   70.955579][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   70.955820][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   70.955951][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   70.956075][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.956204][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.956329][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.956457][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.956663][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.956788][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.956920][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.957045][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.957175][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.957296][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.957424][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.957600][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.957721][   T12]  kthread (kernel/kthread.c:436)
[   70.957812][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.957970][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.958091][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.958215][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.958369][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.958491][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.958661][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.994056][   T12] ------------[ cut here ]------------
| [   70.994222][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   70.994464][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   70.994945][   T12] Tainted: [W]=WARN
[   70.995035][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.995190][   T12] Workqueue: netns cleanup_net
[   70.995314][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.995475][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.995958][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   70.996111][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c6763c0 RCX: 1ff4000000018eed
[   70.996293][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67647c
[   70.996473][   T12] RBP: ff1100000f974000 R08: 1fe22000018cec91 R09: ff11000001aed1d0
[   70.996661][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   70.996852][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.997033][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   70.997243][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.997400][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   70.997614][   T12] PKRU: 55555554
[   70.997705][   T12] Call Trace:
[   70.997797][   T12]  <TASK>
[   70.997864][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   70.998037][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   70.998193][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   70.998314][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   70.998451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.998581][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   70.998706][   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)
[   70.998831][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   70.998957][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   70.999076][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.999207][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   70.999327][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   70.999449][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   70.999577][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.999697][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.999818][   T12]  process_one_work (kernel/workqueue.c:3314)
[   70.999947][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.000072][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.000202][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.000329][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.000449][   T12]  kthread (kernel/kthread.c:436)
[   71.000554][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.000704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.000836][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.000963][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.001115][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.001236][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.001359][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.003615][   T12] ------------[ cut here ]------------
| [   71.003746][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   71.004020][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.004449][   T12] Tainted: [W]=WARN
[   71.004547][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.004699][   T12] Workqueue: netns cleanup_net
[   71.004824][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.004985][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.005419][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   71.005575][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c676c80 RCX: 1ff4000000018eed
[   71.005754][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c676d3c
[   71.005939][   T12] RBP: ff1100000e9d9000 R08: 1fe22000018ceda9 R09: ff11000001aed1d0
[   71.006122][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.006307][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.006491][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.006728][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.006885][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   71.007067][   T12] PKRU: 55555554
[   71.007169][   T12] Call Trace:
[   71.007260][   T12]  <TASK>
[   71.007323][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.007476][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.008052][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   71.008178][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   71.008299][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.008417][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   71.008545][   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)
[   71.008667][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   71.008789][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.008919][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.009041][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.009167][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.009286][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.009410][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.009532][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.009653][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.009777][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.009908][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.010034][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.010159][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.010279][   T12]  kthread (kernel/kthread.c:436)
[   71.010372][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.010528][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.010648][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.010769][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.010926][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.011047][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.011173][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.013359][   T12] ------------[ cut here ]------------
| [   71.013484][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   71.013753][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.014184][   T12] Tainted: [W]=WARN
[   71.014273][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.014424][   T12] Workqueue: netns cleanup_net
[   71.014554][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.014708][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.015148][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   71.015299][   T12] RAX: 00000000ffffffa6 RBX: ff1100000915cac0 RCX: 1ff4000000018eed
[   71.015480][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915cb7c
[   71.015665][   T12] RBP: ff1100000e9ac000 R08: 1fe220000122b971 R09: ff11000001aed1d0
[   71.015844][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.016029][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.016214][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.016431][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.016589][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   71.016774][   T12] PKRU: 55555554
[   71.016870][   T12] Call Trace:
[   71.016961][   T12]  <TASK>
[   71.017029][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.017186][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.017334][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   71.017461][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   71.017589][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.017709][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   71.017832][   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)
[   71.017960][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   71.018082][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.018205][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.018327][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.018448][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.018572][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.018714][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.018835][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.018966][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.019091][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.019214][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.019339][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.019466][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.019590][   T12]  kthread (kernel/kthread.c:436)
[   71.019680][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.019856][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.019997][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.020123][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.020274][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.020397][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.020518][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.022545][   T12] ------------[ cut here ]------------
| [   71.022687][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   71.022932][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.023364][   T12] Tainted: [W]=WARN
[   71.023457][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.023615][   T12] Workqueue: netns cleanup_net
[   71.023752][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.023919][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.024354][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   71.024506][   T12] RAX: 00000000ffffffa6 RBX: ff1100000915d8c0 RCX: 1ff4000000018eed
[   71.024689][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915d97c
[   71.024919][   T12] RBP: ff1100000fa6c000 R08: 1fe220000122bb31 R09: ff11000001aed1d0
[   71.025099][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.025286][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.025469][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.025683][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.025834][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   71.026022][   T12] PKRU: 55555554
[   71.026117][   T12] Call Trace:
[   71.026214][   T12]  <TASK>
[   71.026277][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.026432][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.026585][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   71.026705][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   71.026832][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.027063][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   71.027188][   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)
[   71.027311][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   71.027438][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.027561][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.027685][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.027807][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.027932][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.028054][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.028182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.028305][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.028431][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.028555][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.028682][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.028809][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.028934][   T12]  kthread (kernel/kthread.c:436)
[   71.029024][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.029180][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.029301][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.029422][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.029577][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.029698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.029818][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.031866][   T12] ------------[ cut here ]------------
| [   71.032035][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   71.032272][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.033202][   T12] Tainted: [W]=WARN
[   71.033294][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.033445][   T12] Workqueue: netns cleanup_net
[   71.033617][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.033777][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.034216][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   71.034364][   T12] RAX: 00000000ffffffa6 RBX: ff1100000915d1c0 RCX: 1ff4000000018eed
[   71.034593][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915d27c
[   71.034769][   T12] RBP: ff1100000e0d9000 R08: 1fe220000122ba51 R09: ff11000001aed1d0
[   71.035004][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.035184][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.035371][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.035628][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.035797][   T12] CR2: 00007fb74179dc20 CR3: 000000005474d006 CR4: 0000000000771ef0
[   71.036018][   T12] PKRU: 55555554
[   71.036112][   T12] Call Trace:
[   71.036206][   T12]  <TASK>
[   71.036269][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.036424][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.036620][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   71.036740][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   71.036872][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.037003][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   71.037132][   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)
[   71.037253][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   71.037376][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.037495][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.037664][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.037785][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.037912][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.038033][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.038156][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.038277][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.038402][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.038568][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.038695][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.038820][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.038949][   T12]  kthread (kernel/kthread.c:436)
[   71.039060][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.039215][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.039335][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.039457][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.039654][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.039776][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.039900][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.068210][   T12] ------------[ cut here ]------------
| [   71.068373][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   71.068628][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.069091][   T12] Tainted: [W]=WARN
[   71.069190][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.069347][   T12] Workqueue: netns cleanup_net
[   71.069548][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.069731][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.070228][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   71.070388][   T12] RAX: 00000000ffffffa6 RBX: ff1100000915d000 RCX: 1ff4000000018eaf
[   71.070586][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915d0bc
[   71.070775][   T12] RBP: ff1100000e099000 R08: 1fe220000122ba19 R09: ff11000001aed1d0
[   71.070973][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   71.071165][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   71.071354][   T12] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   71.071580][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.071736][   T12] CR2: 00007fd4e30f4000 CR3: 000000005474d002 CR4: 0000000000771ef0
[   71.071933][   T12] PKRU: 55555554
[   71.072028][   T12] Call Trace:
[   71.072125][   T12]  <TASK>
[   71.072191][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.072319][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.072415][   T12]  netif_close_many (net/core/dev.c:1804)
[   71.072548][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.072673][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.072800][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.072982][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   71.073114][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   71.073278][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   71.073437][   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)
[   71.073633][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.073758][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   71.073896][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.074054][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.074188][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   71.074315][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   71.074442][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.074611][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   71.074790][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   71.074922][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.075046][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.075181][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.075307][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.075433][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.075611][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.075738][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.075874][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.076004][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.076133][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.076263][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.076393][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.076576][   T12]  kthread (kernel/kthread.c:436)
[   71.076671][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.076830][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.076962][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.077088][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.077248][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.077375][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.077507][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.080731][   T12] ------------[ cut here ]------------
| [   71.080922][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   71.081192][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.081633][   T12] Tainted: [W]=WARN
[   71.081724][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.082157][   T12] Workqueue: netns cleanup_net
[   71.082282][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.082439][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.082895][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   71.083049][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c468200 RCX: 1ff4000000018ed5
[   71.083233][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4682bc
[   71.083413][   T12] RBP: ff1100000e099000 R08: 1fe220000188d059 R09: ff11000001aed1d0
[   71.083600][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   71.083779][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.083966][   T12] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   71.084188][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.084339][   T12] CR2: 00007fd4e30f4000 CR3: 000000005474d002 CR4: 0000000000771ef0
[   71.084526][   T12] PKRU: 55555554
[   71.084618][   T12] Call Trace:
[   71.084707][   T12]  <TASK>
[   71.084774][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   71.084936][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   71.085091][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.085217][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   71.085340][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   71.085463][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   71.085590][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   71.085712][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   71.085835][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   71.085963][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.086087][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   71.086212][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   71.086332][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   71.086455][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.086582][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.086708][   T12]  process_one_work (kernel/workqueue.c:3314)
[   71.086833][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.086961][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.087087][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.087215][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.087336][   T12]  kthread (kernel/kthread.c:436)
[   71.087429][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.087585][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.087706][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.087828][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.087985][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.088105][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.088231][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.177668][  T530] ------------[ cut here ]------------
| [   71.177841][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/530
| [   71.178083][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.178535][  T530] Tainted: [W]=WARN
[   71.178643][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.178809][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.178990][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.179466][  T530] RSP: 0018:ffa0000000bd7a80 EFLAGS: 00010286
[   71.179641][  T530] RAX: 00000000ffffffa6 RBX: ff1100000c656740 RCX: 1ff400000017af16
[   71.179847][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6567fc
[   71.180048][  T530] RBP: ff1100000edc1000 R08: 1fe22000018cad01 R09: ff1100000e2e0b80
[   71.180251][  T530] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.180451][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edc1000
[   71.180658][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.180897][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.181065][  T530] CR2: 00007f5d9e369430 CR3: 000000000e867003 CR4: 0000000000771ef0
[   71.181271][  T530] PKRU: 55555554
[   71.181371][  T530] Call Trace:
[   71.181470][  T530]  <TASK>
[   71.181544][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.181677][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.181810][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.181918][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.182051][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.182224][  T530]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.182360][  T530]  register_netdev (net/core/dev.c:11552)
[   71.182493][  T530]  loopback_net_init (drivers/net/loopback.c:218)
[   71.182631][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.182732][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.182834][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.182970][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.183105][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.183246][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.183380][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.183514][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.183654][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.183787][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.183924][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.184064][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.184205][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.184340][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.184474][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.184671][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.184806][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.184945][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.185077][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.185249][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.185390][  T530] 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
[   71.185929][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.186135][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.186333][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.186571][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.186773][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.186975][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.191281][  T530] ------------[ cut here ]------------
| [   71.191427][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/530
| [   71.191667][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.192114][  T530] Tainted: [W]=WARN
[   71.192217][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.192383][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.193099][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.193634][  T530] RSP: 0018:ffa0000000bd7918 EFLAGS: 00010286
[   71.193863][  T530] RAX: 00000000ffffffa6 RBX: ff1100000c9323c0 RCX: 1ff400000017aee9
[   71.194063][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c93247c
[   71.194263][  T530] RBP: ff11000008e6c000 R08: 1fe2200001926491 R09: ff1100000e2e0b80
[   71.194460][  T530] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.194714][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e6c000
[   71.194921][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.195158][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.195323][  T530] CR2: 00007f5d9e369430 CR3: 000000000e867003 CR4: 0000000000771ef0
[   71.195576][  T530] PKRU: 55555554
[   71.195675][  T530] Call Trace:
[   71.195775][  T530]  <TASK>
[   71.195848][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.195982][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.196117][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.196219][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.196352][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.196516][  T530]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.196705][  T530]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   71.196839][  T530]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   71.196982][  T530]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   71.197120][  T530]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   71.197253][  T530]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   71.197388][  T530]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   71.197582][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.197684][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.197784][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.197920][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.198055][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.198191][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.198322][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.198458][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.198645][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.198778][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.198917][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.199048][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.199184][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.199318][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.199449][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.199639][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.199774][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.199911][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.200057][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.200221][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.200359][  T530] 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
[   71.200890][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.201092][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.201290][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.201486][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.201736][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.201942][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.206395][  T530] ------------[ cut here ]------------
| [   71.206581][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/530
| [   71.206820][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.207283][  T530] Tainted: [W]=WARN
[   71.207385][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.207562][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.207740][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.208230][  T530] RSP: 0018:ffa0000000bd78f8 EFLAGS: 00010286
[   71.208406][  T530] RAX: 00000000ffffffa6 RBX: ff11000008cedc40 RCX: 1ff400000017aee5
[   71.208615][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cedcfc
[   71.208822][  T530] RBP: ff11000008b61000 R08: 1fe220000119dba1 R09: ff1100000e2e0b80
[   71.209029][  T530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.209231][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b61000
[   71.209434][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.209676][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.209850][  T530] CR2: 00007f51ee1aa574 CR3: 000000000e867002 CR4: 0000000000771ef0
[   71.210054][  T530] PKRU: 55555554
[   71.210158][  T530] Call Trace:
[   71.210258][  T530]  <TASK>
[   71.210329][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.210463][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.210601][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.210703][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.210840][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.211013][  T530]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.211156][  T530]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   71.211293][  T530]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   71.211427][  T530]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   71.211573][  T530]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   71.211707][  T530]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   71.211847][  T530]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   71.211983][  T530]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.212125][  T530]  vti_init_net (net/ipv4/ip_vti.c:517)
[   71.212258][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.212362][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.212464][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.212602][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.212736][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.212880][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.213037][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.213178][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.213316][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.213452][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.213592][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.213726][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.213870][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.214007][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.214146][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.214281][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.214416][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.214556][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.214689][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.214859][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.215002][  T530] 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
[   71.215483][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.215689][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.215894][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.216093][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.216298][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.216497][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.220721][  T530] ------------[ cut here ]------------
| [   71.220884][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/530
| [   71.221120][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.222124][  T530] Tainted: [W]=WARN
[   71.222228][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.222396][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.222627][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.223104][  T530] RSP: 0018:ffa0000000bd7a78 EFLAGS: 00010286
[   71.223275][  T530] RAX: 00000000ffffffa6 RBX: ff11000008cece40 RCX: 1ff400000017af15
[   71.223471][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cecefc
[   71.223724][  T530] RBP: ff11000002941000 R08: 1fe220000119d9e1 R09: ff1100000e2e0b80
[   71.223925][  T530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.224125][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002941000
[   71.224382][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.224671][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.224850][  T530] CR2: 00007f51ee1aa574 CR3: 000000000e867002 CR4: 0000000000771ef0
[   71.225048][  T530] PKRU: 55555554
[   71.225153][  T530] Call Trace:
[   71.225251][  T530]  <TASK>
[   71.225319][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.225452][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.225639][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.225742][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.225884][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.226063][  T530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.226209][  T530]  register_netdev (net/core/dev.c:11552)
[   71.226353][  T530]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   71.226489][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.226646][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.226746][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.226884][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.227015][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.227156][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.227291][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.227426][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.227615][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.227751][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.227888][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.228019][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.228158][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.228292][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.228425][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.228589][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.228724][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.228864][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.228998][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.229168][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.229306][  T530] 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
[   71.229785][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.229989][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.230193][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.230390][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.230594][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.230793][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.243455][  T530] ------------[ cut here ]------------
| [   71.243619][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/530
| [   71.243850][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.244291][  T530] Tainted: [W]=WARN
[   71.244394][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.244566][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.244739][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.245222][  T530] RSP: 0018:ffa0000000bd7a68 EFLAGS: 00010286
[   71.245393][  T530] RAX: 00000000ffffffa6 RBX: ff11000008cec040 RCX: 1ff400000017af13
[   71.245607][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cec0fc
[   71.245811][  T530] RBP: ff1100000e3bc000 R08: 1fe220000119d821 R09: ff1100000e2e0b80
[   71.246025][  T530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.246228][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3bc000
[   71.246428][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.246666][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.246834][  T530] CR2: 00007f51ee1aa574 CR3: 000000000e867002 CR4: 0000000000771ef0
[   71.247039][  T530] PKRU: 55555554
[   71.247145][  T530] Call Trace:
[   71.247244][  T530]  <TASK>
[   71.247313][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.247446][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.247584][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.247696][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.247831][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.248005][  T530]  register_netdev (net/core/dev.c:11552)
[   71.248144][  T530]  sit_init_net (net/ipv6/sit.c:1860)
[   71.248278][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.248381][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.248481][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.248618][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.248751][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.248891][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.249028][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.249167][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.249302][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.249436][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.249573][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.249705][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.249847][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.249984][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.250122][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.250256][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.250390][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.250528][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.250660][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.250827][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.250973][  T530] 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
[   71.251452][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.251658][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.251860][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.252059][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.252260][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.252461][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.256804][  T530] ------------[ cut here ]------------
| [   71.256947][  T530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/530
| [   71.257183][  T530] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.257772][  T530] Tainted: [W]=WARN
[   71.257880][  T530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.258047][  T530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.258226][  T530] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.258835][  T530] RSP: 0018:ffa0000000bd7a78 EFLAGS: 00010286
[   71.259024][  T530] RAX: 00000000ffffffa6 RBX: ff1100000b1c3380 RCX: 1ff400000017af15
[   71.259226][  T530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b1c343c
[   71.259428][  T530] RBP: ff1100000ec3c000 R08: 1fe2200001638689 R09: ff1100000e2e0b80
[   71.259634][  T530] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.259846][  T530] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec3c000
[   71.260047][  T530] FS:  00007f5d9e162840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.260286][  T530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.260453][  T530] CR2: 00007f51ee1aa574 CR3: 000000000e867002 CR4: 0000000000771ef0
[   71.260661][  T530] PKRU: 55555554
[   71.260762][  T530] Call Trace:
[   71.260869][  T530]  <TASK>
[   71.260938][  T530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.261072][  T530]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.261213][  T530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.261315][  T530]  register_netdevice (net/core/dev.c:11488)
[   71.261450][  T530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.261621][  T530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.261757][  T530]  register_netdev (net/core/dev.c:11552)
[   71.261896][  T530]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   71.262029][  T530]  ops_init (net/core/net_namespace.c:137)
[   71.262135][  T530]  setup_net (net/core/net_namespace.c:446)
[   71.262238][  T530]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.262372][  T530]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.262505][  T530]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.262654][  T530]  copy_net_ns (net/core/net_namespace.c:579)
[   71.262788][  T530]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.262938][  T530]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.263077][  T530]  ksys_unshare (kernel/fork.c:3243)
[   71.263221][  T530]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.263363][  T530]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.263502][  T530]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.263656][  T530]  ? __ia32_sys_open (fs/open.c:1374)
[   71.263790][  T530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.263928][  T530]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.264060][  T530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.264197][  T530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.264331][  T530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.264466][  T530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.264635][  T530] RIP: 0033:0x7f5d9e424bcb
[   71.264806][  T530] 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
[   71.265292][  T530] RSP: 002b:00007ffddaaa2848 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   71.265495][  T530] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5d9e424bcb
[   71.265698][  T530] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.265903][  T530] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.266101][  T530] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddaaa4a70
[   71.266305][  T530] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddaaa6889
| [   71.292711][  T531] ------------[ cut here ]------------
| [   71.292937][  T531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/531
| [   71.293184][  T531] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.293634][  T531] Tainted: [W]=WARN
[   71.293734][  T531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.293913][  T531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.294088][  T531] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.294569][  T531] RSP: 0018:ffa0000000be7020 EFLAGS: 00010286
[   71.294736][  T531] RAX: 00000000ffffffa6 RBX: ff1100000d37a3c0 RCX: 1ff400000017cdca
[   71.294945][  T531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d37a47c
[   71.295149][  T531] RBP: ff1100000edc1000 R08: 1fe2200001a6f491 R09: ff1100000bce0b58
[   71.295366][  T531] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   71.295570][  T531] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.295771][  T531] FS:  00007f30eb8a7840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.296014][  T531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.296186][  T531] CR2: 000000001144f988 CR3: 000000000242e005 CR4: 0000000000771ef0
[   71.296387][  T531] PKRU: 55555554
[   71.296487][  T531] Call Trace:
[   71.296592][  T531]  <TASK>
[   71.296663][  T531]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.296801][  T531]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.296914][  T531]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.297046][  T531]  __dev_notify_flags (net/core/dev.c:9787)
[   71.297185][  T531]  ? netif_change_name (net/core/dev.c:1495)
[   71.297322][  T531]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.297472][  T531]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.297635][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.297790][  T531]  ? 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))
[   71.297933][  T531]  netif_change_flags (net/core/dev.c:9820)
[   71.298069][  T531]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.298211][  T531]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.298349][  T531]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.298492][  T531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.298665][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.298798][  T531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.298939][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.299078][  T531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.299227][  T531]  ? __kernel_text_address (kernel/extable.c:79)
[   71.299362][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.300155][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.300306][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.300441][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.300580][  T531]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.300727][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.300868][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.301001][  T531]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.301140][  T531]  ? __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)
[   71.301277][  T531]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.301413][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.301553][  T531]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.301690][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.301825][  T531]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.301966][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.302097][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.302236][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.302377][  T531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.302510][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.302652][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.302787][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.302981][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.303128][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.303263][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.303398][  T531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.303540][  T531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.303674][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.303808][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.303951][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.304085][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.304225][  T531]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.304360][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.304494][  T531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.304635][  T531]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.304768][  T531]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.304910][  T531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.305046][  T531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.305184][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.305319][  T531]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.305453][  T531]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.305595][  T531]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.305732][  T531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.305874][  T531]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.306007][  T531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.306177][  T531]  ? move_addr_to_kernel (net/socket.c:258)
[   71.306312][  T531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.306459][  T531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.306602][  T531]  ___sys_sendmsg (net/socket.c:2752)
[   71.306734][  T531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.306906][  T531]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.307052][  T531]  __sys_sendmsg (net/socket.c:2784)
[   71.307190][  T531]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.307322][  T531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.307499][  T531]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.307639][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.307775][  T531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.307923][  T531]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.308057][  T531]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.308193][  T531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.308358][  T531] RIP: 0033:0x7f30ebae108e
[   71.308506][  T531] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.308997][  T531] RSP: 002b:00007ffe832010d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.309203][  T531] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30ebae108e
[   71.309402][  T531] RDX: 0000000000000000 RSI: 00007ffe83201180 RDI: 0000000000000005
[   71.309609][  T531] RBP: 00007ffe832010e0 R08: 0000000000000000 R09: 0000000000000000
[   71.309809][  T531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde2
[   71.310028][  T531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe83201850
| [   71.513172][  T539] ------------[ cut here ]------------
| [   71.513347][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/539
| [   71.513594][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.514056][  T539] Tainted: [W]=WARN
[   71.514168][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.514335][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.514512][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.515000][  T539] RSP: 0018:ffa0000000d47a80 EFLAGS: 00010286
[   71.515175][  T539] RAX: 00000000ffffffa6 RBX: ff1100000cad9700 RCX: 1ff40000001a8f16
[   71.515376][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cad97bc
[   71.515581][  T539] RBP: ff11000005201000 R08: 1fe220000195b2f9 R09: ff1100000f678b80
[   71.515779][  T539] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.515982][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005201000
[   71.516188][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.516424][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.516598][  T539] CR2: 00007f322412fc20 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.516799][  T539] PKRU: 55555554
[   71.516905][  T539] Call Trace:
[   71.517005][  T539]  <TASK>
[   71.517075][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.517214][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.517349][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.517450][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.517591][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.517758][  T539]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.517897][  T539]  register_netdev (net/core/dev.c:11552)
[   71.518035][  T539]  loopback_net_init (drivers/net/loopback.c:218)
[   71.518175][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.518286][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.518388][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.518535][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.518669][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.518808][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.518949][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.519087][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.519227][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.519361][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.519497][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.519640][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.519778][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.519921][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.520054][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.520192][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.520327][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.520462][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.520600][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.520767][  T539] RIP: 0033:0x7f32241f0bcb
[   71.520913][  T539] 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
[   71.521398][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.521604][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.521805][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.522126][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.522328][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.522533][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.526937][  T539] ------------[ cut here ]------------
| [   71.527081][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/539
| [   71.527321][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.527768][  T539] Tainted: [W]=WARN
[   71.527876][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.528043][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.528222][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.528711][  T539] RSP: 0018:ffa0000000d47918 EFLAGS: 00010286
[   71.528884][  T539] RAX: 00000000ffffffa6 RBX: ff1100000d37aac0 RCX: 1ff40000001a8ee9
[   71.529082][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d37ab7c
[   71.529285][  T539] RBP: ff11000005911000 R08: 1fe2200001a6f571 R09: ff1100000f678b80
[   71.529494][  T539] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.529699][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005911000
[   71.529908][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.530145][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.530312][  T539] CR2: 00007f322412fc20 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.530558][  T539] PKRU: 55555554
[   71.530658][  T539] Call Trace:
[   71.530758][  T539]  <TASK>
[   71.530828][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.530968][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.531101][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.531210][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.531345][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.531514][  T539]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.531654][  T539]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   71.531788][  T539]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   71.531927][  T539]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   71.532063][  T539]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   71.532201][  T539]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   71.532336][  T539]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   71.532474][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.532583][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.532684][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.532817][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.532957][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.533093][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.533231][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.533369][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.533504][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.533642][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.533777][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.533915][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.534050][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.534199][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.534333][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.534476][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.534616][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.534749][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.534885][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.535050][  T539] RIP: 0033:0x7f32241f0bcb
[   71.535193][  T539] 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
[   71.535672][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.535880][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.536078][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.536295][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.536493][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.536697][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.540665][  T539] ------------[ cut here ]------------
| [   71.540802][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/539
| [   71.541040][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.541493][  T539] Tainted: [W]=WARN
[   71.541601][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.541771][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.541955][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.542443][  T539] RSP: 0018:ffa0000000d478f8 EFLAGS: 00010286
[   71.542625][  T539] RAX: 00000000ffffffa6 RBX: ff1100000d37bc40 RCX: 1ff40000001a8ee5
[   71.542827][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d37bcfc
[   71.543036][  T539] RBP: ff1100000bcd4000 R08: 1fe2200001a6f7a1 R09: ff1100000f678b80
[   71.543246][  T539] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.543449][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bcd4000
[   71.543659][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.543902][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.544070][  T539] CR2: 00007f322412fc20 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.544282][  T539] PKRU: 55555554
[   71.544385][  T539] Call Trace:
[   71.544486][  T539]  <TASK>
[   71.544562][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.544698][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.544832][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.544941][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.545078][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.545251][  T539]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.545389][  T539]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   71.545530][  T539]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   71.545670][  T539]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   71.545807][  T539]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   71.545947][  T539]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   71.546085][  T539]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   71.546226][  T539]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.546369][  T539]  vti_init_net (net/ipv4/ip_vti.c:517)
[   71.546506][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.546616][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.546719][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.546860][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.546994][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.547137][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.547302][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.547442][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.547583][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.547720][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.547860][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.547995][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.548134][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.548273][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.548408][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.548548][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.548686][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.548821][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.548962][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.549130][  T539] RIP: 0033:0x7f32241f0bcb
[   71.549271][  T539] 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
[   71.549771][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.549981][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.550190][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.550392][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.550600][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.550804][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.555007][  T539] ------------[ cut here ]------------
| [   71.555173][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/539
| [   71.555404][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.555859][  T539] Tainted: [W]=WARN
[   71.555960][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.556128][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.556302][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.556801][  T539] RSP: 0018:ffa0000000d47a78 EFLAGS: 00010286
[   71.556974][  T539] RAX: 00000000ffffffa6 RBX: ff1100000cad8900 RCX: 1ff40000001a8f15
[   71.557181][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cad89bc
[   71.557384][  T539] RBP: ff1100000f934000 R08: 1fe220000195b139 R09: ff1100000f678b80
[   71.557590][  T539] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.557789][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f934000
[   71.557994][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.558234][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.558403][  T539] CR2: 00007f322412fc20 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.558610][  T539] PKRU: 55555554
[   71.558710][  T539] Call Trace:
[   71.558809][  T539]  <TASK>
[   71.558883][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.559017][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.559155][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.559259][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.559393][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.559566][  T539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.559703][  T539]  register_netdev (net/core/dev.c:11552)
[   71.559842][  T539]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   71.559982][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.560085][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.560191][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.560324][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.560459][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.560602][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.560736][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.560881][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.561015][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.561153][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.561286][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.561420][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.561560][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.561695][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.561829][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.561969][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.562101][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.562240][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.562374][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.562545][  T539] RIP: 0033:0x7f32241f0bcb
[   71.562683][  T539] 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
[   71.563166][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.563365][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.563568][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.563768][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.563972][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.564173][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.568767][  T539] ------------[ cut here ]------------
| [   71.569034][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/539
| [   71.569268][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.570426][  T539] Tainted: [W]=WARN
[   71.570608][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.570790][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.570970][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.571447][  T539] RSP: 0018:ffa0000000d47a68 EFLAGS: 00010286
[   71.571673][  T539] RAX: 00000000ffffffa6 RBX: ff11000006016c80 RCX: 1ff40000001a8f13
[   71.571878][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006016d3c
[   71.572135][  T539] RBP: ff1100000c911000 R08: 1fe2200000c02da9 R09: ff1100000f678b80
[   71.572335][  T539] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.572590][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c911000
[   71.572788][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.573053][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.573222][  T539] CR2: 00007f322412fc20 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.573424][  T539] PKRU: 55555554
[   71.573528][  T539] Call Trace:
[   71.573632][  T539]  <TASK>
[   71.573701][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.573845][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.573985][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.574086][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.574226][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.574396][  T539]  register_netdev (net/core/dev.c:11552)
[   71.574535][  T539]  sit_init_net (net/ipv6/sit.c:1860)
[   71.574669][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.574772][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.574881][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.575015][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.575154][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.575289][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.575439][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.575580][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.575713][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.575852][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.576073][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.576213][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.576346][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.576483][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.576621][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.576755][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.576894][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.577027][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.577250][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.577416][  T539] RIP: 0033:0x7f32241f0bcb
[   71.577561][  T539] 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
[   71.578137][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.578337][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.578649][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.578852][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.579146][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.579343][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.593466][  T539] ------------[ cut here ]------------
| [   71.593642][  T539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/539
| [   71.593881][  T539] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.594328][  T539] Tainted: [W]=WARN
[   71.594431][  T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.594604][  T539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.594778][  T539] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.595261][  T539] RSP: 0018:ffa0000000d47a78 EFLAGS: 00010286
[   71.595431][  T539] RAX: 00000000ffffffa6 RBX: ff1100000ccd5000 RCX: 1ff40000001a8f15
[   71.595632][  T539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ccd50bc
[   71.595831][  T539] RBP: ff1100000eb14000 R08: 1fe220000199aa19 R09: ff1100000f678b80
[   71.596036][  T539] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.596240][  T539] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb14000
[   71.596444][  T539] FS:  00007f3223f2e840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.596684][  T539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.596857][  T539] CR2: 00007f4a404bd574 CR3: 000000000daff005 CR4: 0000000000771ef0
[   71.597058][  T539] PKRU: 55555554
[   71.597160][  T539] Call Trace:
[   71.597261][  T539]  <TASK>
[   71.597331][  T539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.597471][  T539]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.597611][  T539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.597713][  T539]  register_netdevice (net/core/dev.c:11488)
[   71.597853][  T539]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.598019][  T539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.598162][  T539]  register_netdev (net/core/dev.c:11552)
[   71.598295][  T539]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   71.598430][  T539]  ops_init (net/core/net_namespace.c:137)
[   71.598536][  T539]  setup_net (net/core/net_namespace.c:446)
[   71.598637][  T539]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   71.598771][  T539]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   71.598909][  T539]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   71.599046][  T539]  copy_net_ns (net/core/net_namespace.c:579)
[   71.599185][  T539]  create_new_namespaces (kernel/nsproxy.c:132)
[   71.599321][  T539]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   71.599455][  T539]  ksys_unshare (kernel/fork.c:3243)
[   71.599595][  T539]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.599728][  T539]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   71.599869][  T539]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   71.600003][  T539]  ? __ia32_sys_open (fs/open.c:1374)
[   71.600143][  T539]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   71.600277][  T539]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   71.600411][  T539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.600551][  T539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.600683][  T539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.600842][  T539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.601011][  T539] RIP: 0033:0x7f32241f0bcb
[   71.601183][  T539] 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
[   71.601662][  T539] RSP: 002b:00007ffc6adaeef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   71.601869][  T539] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32241f0bcb
[   71.602067][  T539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   71.602272][  T539] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   71.602471][  T539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6adb1120
[   71.602675][  T539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc6adb2889
| [   71.629157][  T540] ------------[ cut here ]------------
| [   71.629324][  T540] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/540
| [   71.629985][  T540] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.630458][  T540] Tainted: [W]=WARN
[   71.630568][  T540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.630738][  T540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.630958][  T540] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.631435][  T540] RSP: 0018:ffa0000000d57020 EFLAGS: 00010286
[   71.631619][  T540] RAX: 00000000ffffffa6 RBX: ff1100000ccd58c0 RCX: 1ff40000001aadca
[   71.631816][  T540] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ccd597c
[   71.632019][  T540] RBP: ff11000005201000 R08: 1fe220000199ab31 R09: ff1100000f67ae58
[   71.632223][  T540] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   71.632420][  T540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.632633][  T540] FS:  00007f8e814ea840(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   71.632869][  T540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.633034][  T540] CR2: 0000000031cde988 CR3: 000000000aa7d002 CR4: 0000000000771ef0
[   71.633241][  T540] PKRU: 55555554
[   71.633339][  T540] Call Trace:
[   71.633439][  T540]  <TASK>
[   71.633508][  T540]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.633650][  T540]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.633751][  T540]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.633888][  T540]  __dev_notify_flags (net/core/dev.c:9787)
[   71.634022][  T540]  ? netif_change_name (net/core/dev.c:1495)
[   71.634162][  T540]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.634296][  T540]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.634428][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.634567][  T540]  ? 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))
[   71.634703][  T540]  netif_change_flags (net/core/dev.c:9820)
[   71.634864][  T540]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.635000][  T540]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.635141][  T540]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.635275][  T540]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.635441][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.635580][  T540]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.635711][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.635850][  T540]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.635985][  T540]  ? __kernel_text_address (kernel/extable.c:79)
[   71.636123][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.636257][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.636388][  T540]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.636528][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.636668][  T540]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.636804][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.636943][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.637077][  T540]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.637216][  T540]  ? __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)
[   71.637350][  T540]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.637484][  T540]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.637623][  T540]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.637757][  T540]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.637899][  T540]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.638036][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.638172][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.638305][  T540]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.638438][  T540]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.638575][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.638730][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.638872][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.639009][  T540]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.639145][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.639285][  T540]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.639428][  T540]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.639566][  T540]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.639696][  T540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.639838][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.639973][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.640105][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.640243][  T540]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.640377][  T540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.640508][  T540]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.640652][  T540]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.640784][  T540]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.640924][  T540]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.641059][  T540]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.641197][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.641331][  T540]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.641466][  T540]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.641603][  T540]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.641738][  T540]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.641878][  T540]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.642010][  T540]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.642182][  T540]  ? move_addr_to_kernel (net/socket.c:258)
[   71.642315][  T540]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.642449][  T540]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.642589][  T540]  ___sys_sendmsg (net/socket.c:2752)
[   71.642721][  T540]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.642890][  T540]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.643035][  T540]  __sys_sendmsg (net/socket.c:2784)
[   71.643174][  T540]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.643305][  T540]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.643472][  T540]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.643610][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.643743][  T540]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.643879][  T540]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.644011][  T540]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.644154][  T540]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.644319][  T540] RIP: 0033:0x7f8e8172408e
[   71.644457][  T540] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.644940][  T540] RSP: 002b:00007ffce0b2b840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.645146][  T540] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e8172408e
[   71.645343][  T540] RDX: 0000000000000000 RSI: 00007ffce0b2b8f0 RDI: 0000000000000005
[   71.645545][  T540] RBP: 00007ffce0b2b850 R08: 0000000000000000 R09: 0000000000000000
[   71.645743][  T540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde2
[   71.645949][  T540] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce0b2bfc0
| [   71.755936][  T543] ------------[ cut here ]------------
| [   71.756150][  T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/543
| [   71.756390][  T543] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.756860][  T543] Tainted: [W]=WARN
[   71.756966][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.757146][  T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.757329][  T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.757868][  T543] RSP: 0018:ffa0000000d86e30 EFLAGS: 00010286
[   71.758042][  T543] RAX: 00000000ffffffa6 RBX: ff1100000cfaa900 RCX: 1ff40000001b0d8c
[   71.758253][  T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cfaa9bc
[   71.758484][  T543] RBP: ff1100000ed7c000 R08: 1fe22000019f5539 R09: ff1100000f66d180
[   71.758700][  T543] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.758914][  T543] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b45580
[   71.759124][  T543] FS:  00007f1230916840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.759365][  T543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.759551][  T543] CR2: 00000000004eb188 CR3: 000000000cdb7005 CR4: 0000000000771ef0
[   71.759759][  T543] PKRU: 55555554
[   71.759870][  T543] Call Trace:
[   71.759972][  T543]  <TASK>
[   71.760044][  T543]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.760188][  T543]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.760293][  T543]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   71.760466][  T543]  __dev_notify_flags (net/core/dev.c:9787)
[   71.760610][  T543]  ? netif_change_name (net/core/dev.c:1495)
[   71.760752][  T543]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.760896][  T543]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.761032][  T543]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.761176][  T543]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   71.761315][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.761454][  T543]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.761615][  T543]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.761754][  T543]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.761897][  T543]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   71.762038][  T543]  veth_newlink (drivers/net/veth.c:1871)
[   71.762182][  T543]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   71.762317][  T543]  ? kasan_save_stack (mm/kasan/common.c:57)
[   71.762455][  T543]  ? kasan_save_track (mm/kasan/common.c:78)
[   71.762596][  T543]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.762757][  T543]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   71.762900][  T543]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   71.763039][  T543]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   71.763184][  T543]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.763323][  T543]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.763462][  T543]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.763606][  T543]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.763745][  T543]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.763891][  T543]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.764034][  T543]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.764182][  T543]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.764322][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.764459][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.764601][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.764737][  T543]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.764904][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.765051][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.765194][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.765333][  T543]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.765469][  T543]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.765612][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.765749][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.765895][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.766061][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.766206][  T543]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.766343][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.766483][  T543]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.766630][  T543]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.766766][  T543]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.766911][  T543]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.767051][  T543]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.767192][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.767331][  T543]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.767470][  T543]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.767613][  T543]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.767754][  T543]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.767899][  T543]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.768051][  T543]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.768228][  T543]  ? move_addr_to_kernel (net/socket.c:258)
[   71.768367][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.768505][  T543]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   71.768648][  T543]  ___sys_sendmsg (net/socket.c:2752)
[   71.768808][  T543]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[   71.768956][  T543]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.769103][  T543]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   71.769252][  T543]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   71.769393][  T543]  __sys_sendmsg (net/socket.c:2784)
[   71.769535][  T543]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.769676][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.769812][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.769956][  T543]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.770092][  T543]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.770232][  T543]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.770373][  T543]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.770549][  T543] RIP: 0033:0x7f1230b5008e
[   71.770693][  T543] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.771229][  T543] RSP: 002b:00007ffc86f54a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.771438][  T543] RAX: ffffffffffffffda RBX: 00007ffc86f551d8 RCX: 00007f1230b5008e
[   71.771647][  T543] RDX: 0000000000000000 RSI: 00007ffc86f54ae0 RDI: 0000000000000005
[   71.771858][  T543] RBP: 00007ffc86f54a40 R08: 0000000000000000 R09: 0000000000000000
[   71.772073][  T543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde2
[   71.772285][  T543] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc86f551b0
| [   71.780111][  T543] ------------[ cut here ]------------
| [   71.780314][  T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/543
| [   71.780557][  T543] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.781009][  T543] Tainted: [W]=WARN
[   71.781113][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.781286][  T543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.781470][  T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.781980][  T543] RSP: 0018:ffa0000000d871b0 EFLAGS: 00010286
[   71.782155][  T543] RAX: 00000000ffffffa6 RBX: ff1100000aaa6040 RCX: 1ff40000001b0dfc
[   71.782380][  T543] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aaa60fc
[   71.782587][  T543] RBP: ff1100000ed21000 R08: 1fe2200001554c21 R09: ff1100000f66d180
[   71.782800][  T543] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.783008][  T543] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87e03b20
[   71.783241][  T543] FS:  00007f1230916840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.783510][  T543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.783685][  T543] CR2: 00000000004eb188 CR3: 000000000cdb7005 CR4: 0000000000771ef0
[   71.783896][  T543] PKRU: 55555554
[   71.783997][  T543] Call Trace:
[   71.784098][  T543]  <TASK>
[   71.784174][  T543]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.784312][  T543]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.784417][  T543]  __dev_notify_flags (net/core/dev.c:9787)
[   71.784564][  T543]  ? netif_change_name (net/core/dev.c:1495)
[   71.784702][  T543]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   71.784844][  T543]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.784983][  T543]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.785127][  T543]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   71.785265][  T543]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.785416][  T543]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.785561][  T543]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.785704][  T543]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.785853][  T543]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.785990][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.786128][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.786285][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.786421][  T543]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.786706][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.786854][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.786991][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.787129][  T543]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.787264][  T543]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.787400][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.787606][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.787757][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.787920][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.788062][  T543]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.788202][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.788338][  T543]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.788486][  T543]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.788690][  T543]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.788827][  T543]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.788980][  T543]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.789121][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.789258][  T543]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.789397][  T543]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.789596][  T543]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.789750][  T543]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.789892][  T543]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.790026][  T543]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.790196][  T543]  ? move_addr_to_kernel (net/socket.c:258)
[   71.790332][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.790469][  T543]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   71.790686][  T543]  ___sys_sendmsg (net/socket.c:2752)
[   71.790820][  T543]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[   71.790964][  T543]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.791103][  T543]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   71.791248][  T543]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   71.791389][  T543]  __sys_sendmsg (net/socket.c:2784)
[   71.791581][  T543]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.791722][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.791863][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.792002][  T543]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.792144][  T543]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.792280][  T543]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.792416][  T543]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.792639][  T543] RIP: 0033:0x7f1230b5008e
[   71.792781][  T543] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.793302][  T543] RSP: 002b:00007ffc86f54a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.793509][  T543] RAX: ffffffffffffffda RBX: 00007ffc86f551d8 RCX: 00007f1230b5008e
[   71.793772][  T543] RDX: 0000000000000000 RSI: 00007ffc86f54ae0 RDI: 0000000000000005
[   71.793994][  T543] RBP: 00007ffc86f54a40 R08: 0000000000000000 R09: 0000000000000000
[   71.794205][  T543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde2
[   71.794409][  T543] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc86f551b0
| [   71.826121][  T544] ------------[ cut here ]------------
| [   71.826296][  T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/544
| [   71.827099][  T544] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.827571][  T544] Tainted: [W]=WARN
[   71.827670][  T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.827843][  T544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.828015][  T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.828492][  T544] RSP: 0018:ffa0000000d97020 EFLAGS: 00010286
[   71.828668][  T544] RAX: 00000000ffffffa6 RBX: ff1100000c17da80 RCX: 1ff40000001b2dca
[   71.828871][  T544] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c17db3c
[   71.829068][  T544] RBP: ff1100000ed21000 R08: 1fe220000182fb69 R09: ff1100000eef2e58
[   71.829270][  T544] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   71.829466][  T544] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.829673][  T544] FS:  00007f3456180840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   71.829932][  T544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.830097][  T544] CR2: 00007f34564501a0 CR3: 000000000d34e006 CR4: 0000000000771ef0
[   71.830300][  T544] PKRU: 55555554
[   71.830400][  T544] Call Trace:
[   71.830499][  T544]  <TASK>
[   71.830571][  T544]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.830709][  T544]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.830811][  T544]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.830947][  T544]  __dev_notify_flags (net/core/dev.c:9787)
[   71.831081][  T544]  ? netif_change_name (net/core/dev.c:1495)
[   71.831219][  T544]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.831351][  T544]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.831483][  T544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.831621][  T544]  ? 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))
[   71.831755][  T544]  netif_change_flags (net/core/dev.c:9820)
[   71.831895][  T544]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.832027][  T544]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.832163][  T544]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.832308][  T544]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.832475][  T544]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.832613][  T544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.832744][  T544]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.832881][  T544]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.833027][  T544]  ? __kernel_text_address (kernel/extable.c:79)
[   71.833162][  T544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.833297][  T544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.833429][  T544]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.833567][  T544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.833699][  T544]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.833836][  T544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.833968][  T544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.834100][  T544]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.834240][  T544]  ? __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)
[   71.834374][  T544]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.834508][  T544]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.834648][  T544]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.834782][  T544]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.834925][  T544]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.835060][  T544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.835195][  T544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.835328][  T544]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.835461][  T544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.835667][  T544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.835877][  T544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.836010][  T544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.836151][  T544]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.836299][  T544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.836437][  T544]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.836639][  T544]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.836773][  T544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.836909][  T544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.837043][  T544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.837183][  T544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.837315][  T544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.837476][  T544]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.837732][  T544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.837876][  T544]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.838118][  T544]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.838252][  T544]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.838387][  T544]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.838604][  T544]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.838739][  T544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.838883][  T544]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.839018][  T544]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.839158][  T544]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.839292][  T544]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.839430][  T544]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.839635][  T544]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.839800][  T544]  ? move_addr_to_kernel (net/socket.c:258)
[   71.839942][  T544]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.840078][  T544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.840219][  T544]  ___sys_sendmsg (net/socket.c:2752)
[   71.840351][  T544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.840525][  T544]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.840688][  T544]  __sys_sendmsg (net/socket.c:2784)
[   71.840823][  T544]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.840962][  T544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.841131][  T544]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.841265][  T544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.841399][  T544]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.841536][  T544]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.841679][  T544]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.841823][  T544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.841994][  T544] RIP: 0033:0x7f34563ba08e
[   71.842140][  T544] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.842644][  T544] RSP: 002b:00007ffdf6f43f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.842854][  T544] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34563ba08e
[   71.843052][  T544] RDX: 0000000000000000 RSI: 00007ffdf6f44000 RDI: 0000000000000005
[   71.843258][  T544] RBP: 00007ffdf6f43f60 R08: 0000000000000000 R09: 0000000000000000
[   71.843460][  T544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde3
[   71.843663][  T544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf6f446d0
| [   71.875669][  T545] ------------[ cut here ]------------
| [   71.875843][  T545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/545
| [   71.876080][  T545] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.876550][  T545] Tainted: [W]=WARN
[   71.876653][  T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.876819][  T545] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.877000][  T545] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.877482][  T545] RSP: 0018:ffa0000000da7020 EFLAGS: 00010286
[   71.877658][  T545] RAX: 00000000ffffffa6 RBX: ff1100000aaa6900 RCX: 1ff40000001b4dca
[   71.877863][  T545] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aaa69bc
[   71.878063][  T545] RBP: ff1100000ed7c000 R08: 1fe2200001554d39 R09: ff1100000eef0b58
[   71.878267][  T545] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   71.878473][  T545] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.878680][  T545] FS:  00007f08ebcb7840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   71.878921][  T545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.879090][  T545] CR2: 0000000001158988 CR3: 000000000daf8002 CR4: 0000000000771ef0
[   71.879294][  T545] PKRU: 55555554
[   71.879396][  T545] Call Trace:
[   71.879505][  T545]  <TASK>
[   71.879579][  T545]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.879715][  T545]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.879818][  T545]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.879960][  T545]  __dev_notify_flags (net/core/dev.c:9787)
[   71.880096][  T545]  ? netif_change_name (net/core/dev.c:1495)
[   71.880235][  T545]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.880372][  T545]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.880506][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.880645][  T545]  ? 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))
[   71.880780][  T545]  netif_change_flags (net/core/dev.c:9820)
[   71.880922][  T545]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.881058][  T545]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.881198][  T545]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.881332][  T545]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.881500][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.881638][  T545]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.881772][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.881909][  T545]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.882044][  T545]  ? __kernel_text_address (kernel/extable.c:79)
[   71.882186][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.882320][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.882452][  T545]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.882595][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.882728][  T545]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.882867][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.883000][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.883141][  T545]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.883276][  T545]  ? __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)
[   71.883411][  T545]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.883550][  T545]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.883686][  T545]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.883822][  T545]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.884003][  T545]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.884144][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.884280][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.884415][  T545]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.884552][  T545]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.884685][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.884823][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.884964][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.885096][  T545]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.885235][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.885372][  T545]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.885507][  T545]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.885647][  T545]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.885781][  T545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.885920][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.886055][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.886190][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.886326][  T545]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.886460][  T545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.886600][  T545]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.886737][  T545]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   71.886876][  T545]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   71.887021][  T545]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.887159][  T545]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.887293][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.887441][  T545]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.887581][  T545]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.887717][  T545]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.887858][  T545]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.887991][  T545]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.888127][  T545]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.888291][  T545]  ? move_addr_to_kernel (net/socket.c:258)
[   71.888432][  T545]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.888575][  T545]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.888710][  T545]  ___sys_sendmsg (net/socket.c:2752)
[   71.888846][  T545]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.889015][  T545]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.889166][  T545]  __sys_sendmsg (net/socket.c:2784)
[   71.889301][  T545]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.889436][  T545]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.889608][  T545]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.889740][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.889879][  T545]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.890016][  T545]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.890152][  T545]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.890285][  T545]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.890450][  T545] RIP: 0033:0x7f08ebef108e
[   71.890596][  T545] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   71.891076][  T545] RSP: 002b:00007fff37679aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.891281][  T545] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f08ebef108e
[   71.891482][  T545] RDX: 0000000000000000 RSI: 00007fff37679b50 RDI: 0000000000000005
[   71.891683][  T545] RBP: 00007fff37679ab0 R08: 0000000000000000 R09: 0000000000000000
[   71.891889][  T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde3
[   71.892088][  T545] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3767a220
| [   71.894130][  T500] ------------[ cut here ]------------
| [   71.894262][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/500
| [   71.894505][  T500] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.894983][  T500] Tainted: [W]=WARN
[   71.895076][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.895235][  T500] Workqueue: events_unbound linkwatch_event
[   71.895395][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.895560][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.896003][  T500] RSP: 0018:ffa0000000a379e0 EFLAGS: 00010286
[   71.896157][  T500] RAX: 00000000ffffffa6 RBX: ff1100000aaa7380 RCX: 1ff4000000146f02
[   71.896338][  T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aaa743c
[   71.896569][  T500] RBP: ff1100000ed21000 R08: 1fe2200001554e89 R09: ff1100000f64aea8
[   71.896750][  T500] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   71.896933][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.897120][  T500] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   71.897330][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.897482][  T500] CR2: 00007f12309e3574 CR3: 000000005474d003 CR4: 0000000000771ef0
[   71.897669][  T500] PKRU: 55555554
[   71.897759][  T500] Call Trace:
[   71.897856][  T500]  <TASK>
[   71.897923][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.898044][  T500]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.898170][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.898262][  T500]  netif_state_change (net/core/dev.c:1605)
[   71.898384][  T500]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   71.898538][  T500]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   71.898657][  T500]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   71.898780][  T500]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.898906][  T500]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   71.899052][  T500]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   71.899178][  T500]  process_one_work (kernel/workqueue.c:3314)
[   71.899302][  T500]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.899421][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.899563][  T500]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.899685][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.899805][  T500]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   71.899933][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.900056][  T500]  kthread (kernel/kthread.c:436)
[   71.900150][  T500]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.900300][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.900422][  T500]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.900550][  T500]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.900705][  T500]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.900835][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.900983][  T500]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   71.962002][  T378] ------------[ cut here ]------------
| [   71.962179][  T378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/378
| [   71.962431][  T378] Modules linked in: act_gact cls_matchall sch_ingress
| [   71.962884][  T378] Tainted: [W]=WARN
[   71.962975][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.963131][  T378] Workqueue: events_unbound linkwatch_event
[   71.963293][  T378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.963451][  T378] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.963903][  T378] RSP: 0018:ffa00000007179e0 EFLAGS: 00010286
[   71.964057][  T378] RAX: 00000000ffffffa6 RBX: ff1100000b239380 RCX: 1ff40000000e2f02
[   71.964243][  T378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b23943c
[   71.964429][  T378] RBP: ff1100000ed7c000 R08: 1fe2200001647289 R09: ff1100000a9751a8
[   71.964624][  T378] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   71.964806][  T378] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   71.964992][  T378] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   71.965216][  T378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.965370][  T378] CR2: 00007f12309e3574 CR3: 000000005474d003 CR4: 0000000000771ef0
[   71.965561][  T378] PKRU: 55555554
[   71.965652][  T378] Call Trace:
[   71.965743][  T378]  <TASK>
[   71.965810][  T378]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.965971][  T378]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.966102][  T378]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.966201][  T378]  netif_state_change (net/core/dev.c:1605)
[   71.966325][  T378]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   71.966479][  T378]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   71.966606][  T378]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   71.966728][  T378]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.966861][  T378]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   71.966981][  T378]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   71.967106][  T378]  process_one_work (kernel/workqueue.c:3314)
[   71.967237][  T378]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   71.967360][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.967491][  T378]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   71.967620][  T378]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.967741][  T378]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   71.967870][  T378]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   71.967993][  T378]  kthread (kernel/kthread.c:436)
[   71.968084][  T378]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   71.968246][  T378]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.968367][  T378]  ret_from_fork (arch/x86/kernel/process.c:158)
[   71.968491][  T378]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   71.968650][  T378]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   71.968773][  T378]  ? kthread_affine_node (kernel/kthread.c:378)
[   71.968900][  T378]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.872938][  T609] ------------[ cut here ]------------
| [   77.873131][  T609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/609
| [   77.873631][  T609] Modules linked in: act_gact cls_matchall sch_ingress
| [   77.874173][  T609] Tainted: [W]=WARN
[   77.874290][  T609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.874465][  T609] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.874646][  T609] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.875174][  T609] RSP: 0018:ffa0000000ed7020 EFLAGS: 00010286
[   77.875344][  T609] RAX: 00000000ffffffa6 RBX: ff1100000d85cc80 RCX: 1ff40000001dadca
[   77.875603][  T609] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85cd3c
[   77.875808][  T609] RBP: ff1100000ed21000 R08: 1fe2200001b0b9a9 R09: ff1100000f98d158
[   77.876005][  T609] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   77.876211][  T609] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.876434][  T609] FS:  00007f1437f09840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   77.876672][  T609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.876845][  T609] CR2: 000000001f33b988 CR3: 000000000bcfd003 CR4: 0000000000771ef0
[   77.877046][  T609] PKRU: 55555554
[   77.877154][  T609] Call Trace:
[   77.877256][  T609]  <TASK>
[   77.877346][  T609]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.877483][  T609]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.877680][  T609]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.877820][  T609]  __dev_notify_flags (net/core/dev.c:9787)
[   77.877975][  T609]  ? netif_change_name (net/core/dev.c:1495)
[   77.878108][  T609]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   77.878247][  T609]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   77.878380][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.878582][  T609]  ? 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))
[   77.878725][  T609]  netif_change_flags (net/core/dev.c:9820)
[   77.878924][  T609]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.879058][  T609]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   77.879237][  T609]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   77.879372][  T609]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   77.879627][  T609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.879783][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.879921][  T609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   77.880053][  T609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.880191][  T609]  ? __kernel_text_address (kernel/extable.c:79)
[   77.880325][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.880459][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.880668][  T609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.880810][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.880944][  T609]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.881076][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.881212][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.881344][  T609]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   77.881479][  T609]  ? __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)
[   77.881717][  T609]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   77.881857][  T609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.881991][  T609]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.882128][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   77.882264][  T609]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.882396][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.882588][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.882726][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.882886][  T609]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.883024][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.883163][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.883296][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.883436][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.883570][  T609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.883709][  T609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.883844][  T609]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.883976][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.884113][  T609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.884247][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.884393][  T609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.884528][  T609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.884664][  T609]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.884803][  T609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.884936][  T609]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.885084][  T609]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.885241][  T609]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.885376][  T609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.885509][  T609]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.885647][  T609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.885787][  T609]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.885921][  T609]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.886056][  T609]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.886195][  T609]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.886329][  T609]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.886461][  T609]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.886725][  T609]  ? move_addr_to_kernel (net/socket.c:258)
[   77.886872][  T609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.887004][  T609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.887142][  T609]  ___sys_sendmsg (net/socket.c:2752)
[   77.887363][  T609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.887534][  T609]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.887679][  T609]  __sys_sendmsg (net/socket.c:2784)
[   77.887816][  T609]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.888034][  T609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.888207][  T609]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   77.888339][  T609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.888473][  T609]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.888620][  T609]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.888762][  T609]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.888895][  T609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.889062][  T609] RIP: 0033:0x7f143814308e
[   77.889298][  T609] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.889873][  T609] RSP: 002b:00007fff17029cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.890074][  T609] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f143814308e
[   77.890281][  T609] RDX: 0000000000000000 RSI: 00007fff17029da0 RDI: 0000000000000005
[   77.890572][  T609] RBP: 00007fff17029d00 R08: 0000000000000000 R09: 0000000000000000
[   77.890804][  T609] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde9
[   77.890999][  T609] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1702a470
| [   77.894201][  T500] ------------[ cut here ]------------
| [   77.894340][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/500
| [   77.894646][  T500] Modules linked in: act_gact cls_matchall sch_ingress
| [   77.895093][  T500] Tainted: [W]=WARN
[   77.895188][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.895340][  T500] Workqueue: events_unbound linkwatch_event
[   77.895554][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.895718][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.896182][  T500] RSP: 0018:ffa0000000a379e0 EFLAGS: 00010286
[   77.896347][  T500] RAX: 00000000ffffffa6 RBX: ff11000008ed9540 RCX: 1ff4000000146f02
[   77.896534][  T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed95fc
[   77.896722][  T500] RBP: ff1100000ed7c000 R08: 1fe22000011db2c1 R09: ff1100000f64aea8
[   77.896922][  T500] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   77.897107][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.897294][  T500] FS:  0000000000000000(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   77.897509][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.897674][  T500] CR2: 000055e444557d5c CR3: 000000000d0d0005 CR4: 0000000000771ef0
[   77.897863][  T500] PKRU: 55555554
[   77.897955][  T500] Call Trace:
[   77.898046][  T500]  <TASK>
[   77.898113][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.898238][  T500]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.898360][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.898456][  T500]  netif_state_change (net/core/dev.c:1605)
[   77.898585][  T500]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   77.898719][  T500]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   77.898981][  T500]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   77.899103][  T500]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   77.899235][  T500]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   77.899357][  T500]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.899571][  T500]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   77.899693][  T500]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   77.899831][  T500]  process_one_work (kernel/workqueue.c:3314)
[   77.899957][  T500]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.900158][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.900286][  T500]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.900409][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.900534][  T500]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   77.900739][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.900936][  T500]  kthread (kernel/kthread.c:436)
[   77.901028][  T500]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.901182][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.901378][  T500]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.901501][  T500]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.901658][  T500]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.901788][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.901909][  T500]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.930271][  T611] ------------[ cut here ]------------
| [   77.930454][  T611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/611
| [   77.930692][  T611] Modules linked in: act_gact cls_matchall sch_ingress
| [   77.931164][  T611] Tainted: [W]=WARN
[   77.931265][  T611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.931437][  T611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.931616][  T611] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.932094][  T611] RSP: 0018:ffa0000000f47020 EFLAGS: 00010286
[   77.932269][  T611] RAX: 00000000ffffffa6 RBX: ff11000008ed9700 RCX: 1ff40000001e8dca
[   77.932467][  T611] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed97bc
[   77.932668][  T611] RBP: ff1100000ed21000 R08: 1fe22000011db2f9 R09: ff1100000e8b2e58
[   77.932877][  T611] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   77.933075][  T611] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.933281][  T611] FS:  00007fb0840ac840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   77.933535][  T611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.933700][  T611] CR2: 0000000015a52988 CR3: 000000000dbd2006 CR4: 0000000000771ef0
[   77.933953][  T611] PKRU: 55555554
[   77.934051][  T611] Call Trace:
[   77.934155][  T611]  <TASK>
[   77.934225][  T611]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.934358][  T611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.934460][  T611]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.934597][  T611]  __dev_notify_flags (net/core/dev.c:9787)
[   77.934735][  T611]  ? netif_change_name (net/core/dev.c:1495)
[   77.934867][  T611]  ? __dev_change_flags (net/core/dev.c:9752)
[   77.934999][  T611]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   77.935133][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.935267][  T611]  ? 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))
[   77.935405][  T611]  netif_change_flags (net/core/dev.c:9820)
[   77.935562][  T611]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.935700][  T611]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   77.935840][  T611]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   77.935972][  T611]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   77.936144][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.936277][  T611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.936411][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   77.936642][  T611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.936867][  T611]  ? __kernel_text_address (kernel/extable.c:79)
[   77.937000][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.937138][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.937271][  T611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.937405][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.937615][  T611]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.937751][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.937887][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.938020][  T611]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   77.938157][  T611]  ? __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)
[   77.938293][  T611]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   77.938440][  T611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.938654][  T611]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.938797][  T611]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   77.938933][  T611]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.939067][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.939205][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.939340][  T611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.939473][  T611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.939681][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.939822][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.939954][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.940086][  T611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.940222][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.940355][  T611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.940487][  T611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.940676][  T611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.940828][  T611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.940964][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.941098][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.941238][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.941371][  T611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.941504][  T611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.941693][  T611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.941837][  T611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   77.941970][  T611]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   77.942105][  T611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.942245][  T611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.942379][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.942515][  T611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.942730][  T611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.942865][  T611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.943001][  T611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.943140][  T611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.943273][  T611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.943439][  T611]  ? move_addr_to_kernel (net/socket.c:258)
[   77.943630][  T611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.943773][  T611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.943906][  T611]  ___sys_sendmsg (net/socket.c:2752)
[   77.944037][  T611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.944209][  T611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.944359][  T611]  __sys_sendmsg (net/socket.c:2784)
[   77.944493][  T611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.944677][  T611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.944848][  T611]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   77.944981][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.945120][  T611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.945255][  T611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.945388][  T611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.945525][  T611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.945690][  T611] RIP: 0033:0x7fb0842e608e
[   77.945835][  T611] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.946313][  T611] RSP: 002b:00007ffdb77a17e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.946514][  T611] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0842e608e
[   77.946720][  T611] RDX: 0000000000000000 RSI: 00007ffdb77a1890 RDI: 0000000000000005
[   77.946919][  T611] RBP: 00007ffdb77a17f0 R08: 0000000000000000 R09: 0000000000000000
[   77.947123][  T611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde9
[   77.947323][  T611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb77a1f60
| [   77.949820][  T500] ------------[ cut here ]------------
| [   77.949961][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/500
| [   77.950211][  T500] Modules linked in: act_gact cls_matchall sch_ingress
| [   77.950730][  T500] Tainted: [W]=WARN
[   77.950824][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.950974][  T500] Workqueue: events_unbound linkwatch_event
[   77.951136][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.951320][  T500] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.951769][  T500] RSP: 0018:ffa0000000a379e0 EFLAGS: 00010286
[   77.951921][  T500] RAX: 00000000ffffffa6 RBX: ff1100000abfc3c0 RCX: 1ff4000000146f02
[   77.952101][  T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfc47c
[   77.952291][  T500] RBP: ff1100000ed7c000 R08: 1fe220000157f891 R09: ff1100000f64aea8
[   77.952472][  T500] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   77.952675][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.952868][  T500] FS:  0000000000000000(0000) GS:ff110000e2147000(0000) knlGS:0000000000000000
[   77.953078][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.953236][  T500] CR2: 000055e444557d5c CR3: 000000000552e004 CR4: 0000000000771ef0
[   77.953418][  T500] PKRU: 55555554
[   77.953508][  T500] Call Trace:
[   77.953604][  T500]  <TASK>
[   77.953668][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.953798][  T500]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.953926][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.954017][  T500]  netif_state_change (net/core/dev.c:1605)
[   77.954154][  T500]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   77.954305][  T500]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   77.954428][  T500]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   77.954556][  T500]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.954678][  T500]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   77.954841][  T500]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   77.954965][  T500]  process_one_work (kernel/workqueue.c:3314)
[   77.955240][  T500]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.955362][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.955488][  T500]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.955617][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.955744][  T500]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   77.955865][  T500]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.955985][  T500]  kthread (kernel/kthread.c:436)
[   77.956078][  T500]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.956237][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.956378][  T500]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.956501][  T500]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.956658][  T500]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.956784][  T500]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.956905][  T500]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.000061][  T613] ------------[ cut here ]------------
| [   78.000236][  T613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/613
| [   78.000468][  T613] Modules linked in: act_gact cls_matchall sch_ingress
| [   78.000945][  T613] Tainted: [W]=WARN
[   78.001053][  T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.001223][  T613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.001399][  T613] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.001893][  T613] RSP: 0018:ffa0000000f57150 EFLAGS: 00010286
[   78.002083][  T613] RAX: 00000000ffffffa6 RBX: ff1100000c677000 RCX: 1ff40000001eadf0
[   78.002308][  T613] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6770bc
[   78.002508][  T613] RBP: ff1100000ed21000 R08: 1fe22000018cee19 R09: ff1100000f790b58
[   78.002714][  T613] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   78.002913][  T613] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e249fc0
[   78.003115][  T613] FS:  00007f55dc5ae840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   78.003356][  T613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.003535][  T613] CR2: 00000000004ebb20 CR3: 00000000021d9002 CR4: 0000000000771ef0
[   78.003737][  T613] PKRU: 55555554
[   78.003836][  T613] Call Trace:
[   78.003934][  T613]  <TASK>
[   78.004003][  T613]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.004142][  T613]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.004275][  T613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.004379][  T613]  netif_state_change (net/core/dev.c:1605)
[   78.004513][  T613]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.004709][  T613]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   78.004876][  T613]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   78.005015][  T613]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   78.005152][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.005282][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.005414][  T613]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   78.005606][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.005759][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.005891][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.006045][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.006189][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.006331][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.006461][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.006631][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.006771][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.006902][  T613]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   78.007031][  T613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.007169][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.007597][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.007739][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.007871][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.008000][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.008135][  T613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.008267][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.008423][  T613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.008564][  T613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.008711][  T613]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.008845][  T613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.008976][  T613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.009107][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.009244][  T613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.009375][  T613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.009507][  T613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.009648][  T613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.009783][  T613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.009914][  T613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.010084][  T613]  ? move_addr_to_kernel (net/socket.c:258)
[   78.010222][  T613]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.010356][  T613]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.010535][  T613]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.010684][  T613]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.010869][  T613]  ___sys_sendmsg (net/socket.c:2752)
[   78.011005][  T613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.011142][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.011280][  T613]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   78.011410][  T613]  ? do_getsockname (net/socket.c:2192)
[   78.011553][  T613]  __sys_sendmsg (net/socket.c:2784)
[   78.011692][  T613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.011846][  T613]  ? __sys_getsockname (net/socket.c:2210)
[   78.011981][  T613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.012134][  T613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.012266][  T613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.012397][  T613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.012532][  T613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.012695][  T613] RIP: 0033:0x7f55dc7e808e
[   78.012839][  T613] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.013314][  T613] RSP: 002b:00007ffc0090e3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.013511][  T613] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f55dc7e808e
[   78.013719][  T613] RDX: 0000000000000000 RSI: 00007ffc0090e460 RDI: 0000000000000006
[   78.013929][  T613] RBP: 00007ffc0090e3c0 R08: 0000000000000000 R09: 0000000000000000
[   78.014146][  T613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde9
[   78.014339][  T613] R13: 00007ffc0090e510 R14: 0000000000000000 R15: 00007ffc0091088e
| [   78.116427][  T620] ------------[ cut here ]------------
| [   78.117131][  T620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/620
| [   78.117371][  T620] Modules linked in: act_gact cls_matchall sch_ingress
| [   78.117828][  T620] Tainted: [W]=WARN
[   78.117964][  T620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.118144][  T620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.118320][  T620] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.118808][  T620] RSP: 0018:ffa0000000f67020 EFLAGS: 00010286
[   78.118978][  T620] RAX: 00000000ffffffa6 RBX: ff1100000915c580 RCX: 1ff40000001ecdca
[   78.119181][  T620] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915c63c
[   78.119380][  T620] RBP: ff1100000ed7c000 R08: 1fe220000122b8c9 R09: ff1100000a318b58
[   78.119585][  T620] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   78.119790][  T620] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.119991][  T620] FS:  00007fda61b7f840(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[   78.120226][  T620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.120394][  T620] CR2: 000000002517f988 CR3: 000000000e87e006 CR4: 0000000000771ef0
[   78.120605][  T620] PKRU: 55555554
[   78.120713][  T620] Call Trace:
[   78.120813][  T620]  <TASK>
[   78.120883][  T620]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.121020][  T620]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.121126][  T620]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.121259][  T620]  __dev_notify_flags (net/core/dev.c:9787)
[   78.121393][  T620]  ? netif_change_name (net/core/dev.c:1495)
[   78.121532][  T620]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   78.121694][  T620]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   78.121833][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.121969][  T620]  ? 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))
[   78.122105][  T620]  netif_change_flags (net/core/dev.c:9820)
[   78.122243][  T620]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.122376][  T620]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   78.122512][  T620]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.122663][  T620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.122858][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.122990][  T620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.123127][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.123264][  T620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.123398][  T620]  ? __kernel_text_address (kernel/extable.c:79)
[   78.123537][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.123670][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.123810][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.123944][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.124075][  T620]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.124213][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.124348][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.124480][  T620]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.124620][  T620]  ? __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)
[   78.124759][  T620]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.124894][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.125034][  T620]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.125175][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.125311][  T620]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.125448][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.125585][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.125723][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.125856][  T620]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.126001][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.126143][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.126275][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.126408][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.126546][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.126679][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.126817][  T620]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.126952][  T620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.127085][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.127221][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.127355][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.127486][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.127626][  T620]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.127765][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.127899][  T620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.128037][  T620]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.128176][  T620]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.128309][  T620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.128448][  T620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.128586][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.128725][  T620]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.128860][  T620]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.129029][  T620]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.129170][  T620]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.129302][  T620]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.129436][  T620]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.129602][  T620]  ? move_addr_to_kernel (net/socket.c:258)
[   78.129743][  T620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.129874][  T620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.130008][  T620]  ___sys_sendmsg (net/socket.c:2752)
[   78.130145][  T620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.130309][  T620]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.130461][  T620]  __sys_sendmsg (net/socket.c:2784)
[   78.130599][  T620]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.130737][  T620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.130905][  T620]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.131039][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.131177][  T620]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.131310][  T620]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.131443][  T620]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.131581][  T620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.131750][  T620] RIP: 0033:0x7fda61db908e
[   78.131893][  T620] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.132374][  T620] RSP: 002b:00007fff10bda6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.132578][  T620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda61db908e
[   78.132781][  T620] RDX: 0000000000000000 RSI: 00007fff10bda790 RDI: 0000000000000005
[   78.132980][  T620] RBP: 00007fff10bda6f0 R08: 0000000000000000 R09: 0000000000000000
[   78.133182][  T620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde9
[   78.133382][  T620] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff10bdae60
| [   78.176417][  T622] ------------[ cut here ]------------
| [   78.176612][  T622] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/622
| [   78.176881][  T622] Modules linked in: act_gact cls_matchall sch_ingress
| [   78.177326][  T622] Tainted: [W]=WARN
[   78.177426][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.177600][  T622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.177783][  T622] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.178260][  T622] RSP: 0018:ffa0000000f47020 EFLAGS: 00010286
[   78.178427][  T622] RAX: 00000000ffffffa6 RBX: ff1100000c4698c0 RCX: 1ff40000001e8dca
[   78.178633][  T622] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c46997c
[   78.178837][  T622] RBP: ff1100000ed7c000 R08: 1fe220000188d331 R09: ff11000004f6ae58
[   78.179052][  T622] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   78.179257][  T622] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.179460][  T622] FS:  00007fbf2f93b840(0000) GS:ff110000e20c7000(0000) knlGS:0000000000000000
[   78.179716][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.179882][  T622] CR2: 000000001c3ed988 CR3: 000000000b377006 CR4: 0000000000771ef0
[   78.180082][  T622] PKRU: 55555554
[   78.180186][  T622] Call Trace:
[   78.180284][  T622]  <TASK>
[   78.180354][  T622]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.180487][  T622]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.180685][  T622]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.180822][  T622]  __dev_notify_flags (net/core/dev.c:9787)
[   78.180958][  T622]  ? netif_change_name (net/core/dev.c:1495)
[   78.181090][  T622]  ? __dev_change_flags (net/core/dev.c:9752)
[   78.181226][  T622]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   78.181361][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.181495][  T622]  ? 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))
[   78.181696][  T622]  netif_change_flags (net/core/dev.c:9820)
[   78.181897][  T622]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.182031][  T622]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   78.182172][  T622]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.182305][  T622]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.182474][  T622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.182662][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.182801][  T622]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.182932][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.183065][  T622]  ? __kernel_text_address (kernel/extable.c:79)
[   78.183203][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.183338][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.183472][  T622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.183662][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.183805][  T622]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.183936][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.184068][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.184207][  T622]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.184340][  T622]  ? __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)
[   78.184474][  T622]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.184666][  T622]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.184813][  T622]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.184946][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.185080][  T622]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.185218][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.185349][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.185481][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.185690][  T622]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.185828][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.185967][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.186097][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.186234][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.186371][  T622]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.186506][  T622]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.186710][  T622]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.186842][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.186973][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.187104][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.187243][  T622]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.187375][  T622]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.187508][  T622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.187723][  T622]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.187858][  T622]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.188002][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   78.188139][  T622]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   78.188483][  T622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.188708][  T622]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.188841][  T622]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.188972][  T622]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.189104][  T622]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.189242][  T622]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.189374][  T622]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.189505][  T622]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.189709][  T622]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.189872][  T622]  ? move_addr_to_kernel (net/socket.c:258)
[   78.190004][  T622]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.190142][  T622]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.190290][  T622]  ___sys_sendmsg (net/socket.c:2752)
[   78.190425][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.190593][  T622]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.190743][  T622]  __sys_sendmsg (net/socket.c:2784)
[   78.190875][  T622]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.191006][  T622]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.191176][  T622]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.191309][  T622]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.191442][  T622]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.191586][  T622]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.191723][  T622]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.191853][  T622]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.192014][  T622] RIP: 0033:0x7fbf2fb7508e
[   78.192155][  T622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.192630][  T622] RSP: 002b:00007ffd768de440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.192833][  T622] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf2fb7508e
[   78.193026][  T622] RDX: 0000000000000000 RSI: 00007ffd768de4f0 RDI: 0000000000000005
[   78.193224][  T622] RBP: 00007ffd768de450 R08: 0000000000000000 R09: 0000000000000000
[   78.193419][  T622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cde9
[   78.193621][  T622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd768debc0
| [   78.944623][   T94] ------------[ cut here ]------------
| [   78.944857][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [   78.945155][   T94] Modules linked in: act_gact cls_matchall sch_ingress
| [   78.945725][   T94] Tainted: [W]=WARN
[   78.945870][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.946073][   T94] Workqueue: events_unbound linkwatch_event
[   78.946292][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.946502][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.947011][   T94] RSP: 0018:ffa00000004f79e0 EFLAGS: 00010286
[   78.947226][   T94] RAX: 00000000ffffffa6 RBX: ff11000008ced540 RCX: 1ff400000009ef02
[   78.947462][   T94] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ced5fc
[   78.947734][   T94] RBP: ff1100000ed21000 R08: 1fe220000119dac1 R09: ff110000092451a8
[   78.947966][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.948213][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.948450][   T94] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   78.948740][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.948947][   T94] CR2: 00007fff2bd35528 CR3: 0000000008d47001 CR4: 0000000000771ef0
[   78.949204][   T94] PKRU: 55555554
[   78.949348][   T94] Call Trace:
[   78.949490][   T94]  <TASK>
[   78.949616][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.949794][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.949972][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.950121][   T94]  netif_state_change (net/core/dev.c:1605)
[   78.950304][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.950512][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   78.950776][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   78.950953][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.951135][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   78.951319][   T94]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   78.951495][   T94]  process_one_work (kernel/workqueue.c:3314)
[   78.951700][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.951875][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.952053][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.952240][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.952417][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   78.952607][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.952795][   T94]  kthread (kernel/kthread.c:436)
[   78.952939][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.953148][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.953326][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.953505][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.953732][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.953910][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.954087][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.956436][   T94] ------------[ cut here ]------------
| [   78.956624][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [   78.956927][   T94] Modules linked in: act_gact cls_matchall sch_ingress
| [   78.957468][   T94] Tainted: [W]=WARN
[   78.957970][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.958214][   T94] Workqueue: events_unbound linkwatch_event
[   78.958422][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.958662][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.959158][   T94] RSP: 0018:ffa00000004f79e0 EFLAGS: 00010286
[   78.959391][   T94] RAX: 00000000ffffffa6 RBX: ff11000008cede00 RCX: 1ff400000009ef02
[   78.959643][   T94] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cedebc
[   78.959892][   T94] RBP: ff1100000ed7c000 R08: 1fe220000119dbd9 R09: ff110000092451a8
[   78.960124][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.960364][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.960614][   T94] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[   78.960882][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.961085][   T94] CR2: 00007fff2bd35528 CR3: 0000000008d47001 CR4: 0000000000771ef0
[   78.961329][   T94] PKRU: 55555554
[   78.961477][   T94] Call Trace:
[   78.961635][   T94]  <TASK>
[   78.961760][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.961937][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.962112][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.962268][   T94]  netif_state_change (net/core/dev.c:1605)
[   78.962444][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.962665][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   78.962853][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   78.963028][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.963216][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   78.963392][   T94]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   78.963577][   T94]  process_one_work (kernel/workqueue.c:3314)
[   78.963765][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.963943][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.964133][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.964317][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.964493][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   78.964691][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.964867][   T94]  kthread (kernel/kthread.c:436)
[   78.965012][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.965228][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.965405][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.965599][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.965816][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.965994][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.966182][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.399336][   T12] ------------[ cut here ]------------
| [  132.399504][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.399763][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.400215][   T12] Tainted: [W]=WARN
[  132.400312][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.400464][   T12] Workqueue: netns cleanup_net
[  132.400596][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.400755][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.401199][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.401391][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce73700 RCX: 1ff4000000018eed
[  132.401592][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce737bc
[  132.401791][   T12] RBP: ff1100000ec3c000 R08: 1fe22000019ce6f9 R09: ff11000001aed1d0
[  132.401970][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.402155][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.402345][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[  132.402559][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.402708][   T12] CR2: 00007f893f72f574 CR3: 000000005474d002 CR4: 0000000000771ef0
[  132.402889][   T12] PKRU: 55555554
[  132.402981][   T12] Call Trace:
[  132.403075][   T12]  <TASK>
[  132.403144][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.403312][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.403460][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.403588][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.403709][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.403829][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.403948][   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)
[  132.404069][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.404201][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.404324][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.404452][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.404579][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.404696][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.404815][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.404937][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.405064][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.405267][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.405391][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.405513][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.405713][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.405832][   T12]  kthread (kernel/kthread.c:436)
[  132.405922][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.406070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.406192][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.406391][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.406544][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.406663][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.406853][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.409560][   T12] ------------[ cut here ]------------
| [  132.409686][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.409925][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.410364][   T12] Tainted: [W]=WARN
[  132.410467][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.410627][   T12] Workqueue: netns cleanup_net
[  132.410764][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.410924][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.411370][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.411550][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce72e40 RCX: 1ff4000000018eed
[  132.411729][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce72efc
[  132.411908][   T12] RBP: ff1100000e3bc000 R08: 1fe22000019ce5e1 R09: ff11000001aed1d0
[  132.412164][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.412347][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.412530][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[  132.412739][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.412887][   T12] CR2: 00007f893f72f574 CR3: 000000005474d002 CR4: 0000000000771ef0
[  132.413066][   T12] PKRU: 55555554
[  132.413161][   T12] Call Trace:
[  132.413253][   T12]  <TASK>
[  132.413329][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.413483][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.413637][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.413757][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.413878][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.413997][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.414122][   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)
[  132.414249][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.414379][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.414498][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.414629][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.414750][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.414940][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.415062][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.415207][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.415335][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.415460][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.415584][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.415785][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.415909][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.416032][   T12]  kthread (kernel/kthread.c:436)
[  132.416126][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.416356][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.416477][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.416674][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.416825][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.417018][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.417143][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.419933][   T12] ------------[ cut here ]------------
| [  132.420061][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.420375][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.420894][   T12] Tainted: [W]=WARN
[  132.420989][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.421142][   T12] Workqueue: netns cleanup_net
[  132.421353][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.421517][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.422026][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.422181][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ce73e00 RCX: 1ff4000000018eed
[  132.422580][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce73ebc
[  132.422836][   T12] RBP: ff11000002941000 R08: 1fe22000019ce7d9 R09: ff11000001aed1d0
[  132.423012][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.423270][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.423455][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[  132.423668][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.423895][   T12] CR2: 00007f893f72f574 CR3: 000000005474d002 CR4: 0000000000771ef0
[  132.424074][   T12] PKRU: 55555554
[  132.424168][   T12] Call Trace:
[  132.424257][   T12]  <TASK>
[  132.424395][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.424554][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.424702][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.424822][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.425016][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.425146][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.425267][   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)
[  132.425392][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.425592][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.425710][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.425833][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.425953][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.426149][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.426272][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.426395][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.426516][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.426781][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.426901][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.427025][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.427155][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.427353][   T12]  kthread (kernel/kthread.c:436)
[  132.427444][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.427597][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.427717][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.427910][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.428057][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.428183][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.428313][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.430903][   T12] ------------[ cut here ]------------
| [  132.431021][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.431259][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.432191][   T12] Tainted: [W]=WARN
[  132.435011][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.435175][   T12] Workqueue: netns cleanup_net
[  132.435309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.435466][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.436000][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.436170][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c461c40 RCX: 1ff4000000018eed
[  132.436490][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c461cfc
[  132.436738][   T12] RBP: ff11000008b61000 R08: 1fe220000188c3a1 R09: ff11000001aed1d0
[  132.436935][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.437129][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.437333][   T12] FS:  0000000000000000(0000) GS:ff110000e2247000(0000) knlGS:0000000000000000
[  132.437651][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.437811][   T12] CR2: 00007f893f72f574 CR3: 000000005474d002 CR4: 0000000000771ef0
[  132.438013][   T12] PKRU: 55555554
[  132.438104][   T12] Call Trace:
[  132.438198][   T12]  <TASK>
[  132.438262][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.438444][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.438664][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.438790][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.438915][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.439037][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.439236][   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)
[  132.439368][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.439509][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.439676][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.439801][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.439928][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.440048][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.440251][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.440378][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.440506][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.440676][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.440873][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.441001][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.441133][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.441258][   T12]  kthread (kernel/kthread.c:436)
[  132.441358][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.441515][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.441684][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.441810][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.441963][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.442084][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.442214][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.444629][   T12] ------------[ cut here ]------------
| [  132.444800][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.445092][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.445663][   T12] Tainted: [W]=WARN
[  132.445808][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.446010][   T12] Workqueue: netns cleanup_net
[  132.446202][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.446422][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.446928][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.447137][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c461a80 RCX: 1ff4000000018eed
[  132.447387][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c461b3c
[  132.447639][   T12] RBP: ff11000008e6c000 R08: 1fe220000188c369 R09: ff11000001aed1d0
[  132.447877][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.448122][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.448371][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.448654][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.448860][   T12] CR2: 00007fff2bd3a568 CR3: 0000000008d47003 CR4: 0000000000771ef0
[  132.449095][   T12] PKRU: 55555554
[  132.449250][   T12] Call Trace:
[  132.449400][   T12]  <TASK>
[  132.449515][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.449746][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.449947][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.450122][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.450315][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.450496][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.450685][   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)
[  132.450866][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.451046][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.451228][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.451416][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.451605][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.451782][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.451962][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.452142][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.452329][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.452510][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.452699][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.452879][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.453059][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.453255][   T12]  kthread (kernel/kthread.c:436)
[  132.453413][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.453754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.453936][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.454115][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.454341][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.454533][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.454708][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.477477][   T12] ------------[ cut here ]------------
| [  132.478168][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.478507][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.479098][   T12] Tainted: [W]=WARN
[  132.479257][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.479506][   T12] Workqueue: netns cleanup_net
[  132.479707][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.479926][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.480452][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.480675][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c461380 RCX: 1ff4000000018eaf
[  132.480920][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c46143c
[  132.481175][   T12] RBP: ff1100000ed21000 R08: 1fe220000188c289 R09: ff11000001aed1d0
[  132.481425][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  132.481675][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed7c000
[  132.481916][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.482206][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.482421][   T12] CR2: 000055e444557d5c CR3: 0000000008d47003 CR4: 0000000000771ef0
[  132.482674][   T12] PKRU: 55555554
[  132.482819][   T12] Call Trace:
[  132.482964][   T12]  <TASK>
[  132.483079][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.483274][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.483432][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.483640][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.483815][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.483992][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.484180][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.484369][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.484592][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.484806][   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)
[  132.484985][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.485204][   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)
[  132.485389][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.485576][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.485787][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  132.485968][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.486155][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.486346][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.486538][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.486716][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.486898][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.487122][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.487316][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.487499][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.487688][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.487886][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.488076][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.488267][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.488459][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.488661][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.488847][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.489032][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.489220][   T12]  kthread (kernel/kthread.c:436)
[  132.489375][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.489596][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.489774][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.489949][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.490159][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.490349][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.490538][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.493268][   T12] ------------[ cut here ]------------
| [  132.493450][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.493813][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.494394][   T12] Tainted: [W]=WARN
[  132.494556][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.494773][   T12] Workqueue: netns cleanup_net
[  132.494974][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.495264][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.495800][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.496019][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c460200 RCX: 1ff4000000018eaf
[  132.496292][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4602bc
[  132.496548][   T12] RBP: ff1100000ed7c000 R08: 1fe220000188c059 R09: ff11000001aed1d0
[  132.496808][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  132.497114][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000edc1000
[  132.497385][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.497669][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.497880][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.498127][   T12] PKRU: 55555554
[  132.498286][   T12] Call Trace:
[  132.498434][   T12]  <TASK>
[  132.498577][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.498761][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.498959][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.499130][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.499331][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.499577][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.499762][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.499941][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.500122][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.500348][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.500578][   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)
[  132.500772][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.500983][   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)
[  132.501174][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.501357][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.501581][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  132.501762][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.501954][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.502140][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.502330][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.502511][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.502707][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.502882][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.503065][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.503256][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.503472][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.503668][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.503848][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.504040][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.504242][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.504424][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.504623][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.504812][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.504991][   T12]  kthread (kernel/kthread.c:436)
[  132.505184][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.505581][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.505768][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.505947][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.506252][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.506544][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.506725][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.510165][   T12] ------------[ cut here ]------------
| [  132.510410][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.510730][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.511300][   T12] Tainted: [W]=WARN
[  132.511450][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.511975][   T12] Workqueue: netns cleanup_net
[  132.512232][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.512549][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.513105][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.513381][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d22c740 RCX: 1ff4000000018eaf
[  132.513684][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d22c7fc
[  132.513999][   T12] RBP: ff1100000edc1000 R08: 1fe2200001a45901 R09: ff11000001aed1d0
[  132.514324][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  132.514626][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  132.514916][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.515252][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.515574][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.515867][   T12] PKRU: 55555554
[  132.516060][   T12] Call Trace:
[  132.516263][   T12]  <TASK>
[  132.516445][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.516688][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.516915][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.517120][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.517362][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.517601][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.517826][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.518051][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.518321][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.518606][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.518863][   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)
[  132.519090][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.519366][   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)
[  132.519611][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.519836][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.520095][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  132.520359][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.520608][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.520840][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.521070][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.521324][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.521651][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.521977][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.522163][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.522354][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.522550][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.522769][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.522947][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.523160][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.523358][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.523551][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.523735][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.523920][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.524100][   T12]  kthread (kernel/kthread.c:436)
[  132.524257][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.524479][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.524674][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.524858][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.525091][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.525297][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.525483][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.528319][   T12] ------------[ cut here ]------------
| [  132.528512][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.529465][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.530131][   T12] Tainted: [W]=WARN
[  132.530337][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.530624][   T12] Workqueue: netns cleanup_net
[  132.530852][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.531115][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.531945][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.532422][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ed9c40 RCX: 1ff4000000018ed5
[  132.532713][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed9cfc
[  132.532995][   T12] RBP: ff1100000ed21000 R08: 1fe22000011db3a1 R09: ff11000001aed1d0
[  132.533295][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.533591][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.533910][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.534235][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.534503][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.534802][   T12] PKRU: 55555554
[  132.534990][   T12] Call Trace:
[  132.535186][   T12]  <TASK>
[  132.535356][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.535628][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.535878][   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)
[  132.536097][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.536356][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.536677][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.536944][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.537285][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.537568][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.537773][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.537950][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.538125][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.538352][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.538543][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.538717][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.538894][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.539070][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.539262][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.539451][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.539643][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.539850][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.540030][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.540221][   T12]  kthread (kernel/kthread.c:436)
[  132.540379][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.540599][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.540783][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.540961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.541175][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.541360][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.541548][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.545544][   T12] ------------[ cut here ]------------
| [  132.545738][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.546027][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.546591][   T12] Tainted: [W]=WARN
[  132.546733][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.546937][   T12] Workqueue: netns cleanup_net
[  132.547128][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.547349][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.547840][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.548041][   T12] RAX: 00000000ffffffa6 RBX: ff1100000abfc900 RCX: 1ff4000000018ed5
[  132.548288][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfc9bc
[  132.548633][   T12] RBP: ff1100000ed7c000 R08: 1fe220000157f939 R09: ff11000001aed1d0
[  132.548956][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.549292][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.549592][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.549965][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.550242][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.550581][   T12] PKRU: 55555554
[  132.550770][   T12] Call Trace:
[  132.550958][   T12]  <TASK>
[  132.551122][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.551443][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.551713][   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)
[  132.551932][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.552163][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.552430][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.552680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.552905][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.553131][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.553369][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.553608][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.553828][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.554060][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.554308][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.554543][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.554764][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.554981][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.555209][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.555439][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.555674][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.555904][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.556138][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.556371][   T12]  kthread (kernel/kthread.c:436)
[  132.556579][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.556830][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.557048][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.557291][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.557592][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.557857][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.558062][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.561077][   T12] ------------[ cut here ]------------
| [  132.561265][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.562095][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.562857][   T12] Tainted: [W]=WARN
[  132.563085][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.563395][   T12] Workqueue: netns cleanup_net
[  132.563602][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.563825][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.564327][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.564595][   T12] RAX: 00000000ffffffa6 RBX: ff1100000abfc580 RCX: 1ff4000000018ed5
[  132.564831][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abfc63c
[  132.565063][   T12] RBP: ff1100000edc1000 R08: 1fe220000157f8c9 R09: ff11000001aed1d0
[  132.565314][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.565563][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.565803][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.566067][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.566289][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.566541][   T12] PKRU: 55555554
[  132.566687][   T12] Call Trace:
[  132.566845][   T12]  <TASK>
[  132.566961][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.567178][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.567395][   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)
[  132.567585][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.567790][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  132.568029][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.568223][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.568410][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.568597][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.568772][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.568946][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.569141][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.569330][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.569505][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.569693][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.569869][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.570042][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.570240][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.570427][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.570616][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.570812][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.570996][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.571181][   T12]  kthread (kernel/kthread.c:436)
[  132.571405][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.571624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.571831][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.572005][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.572218][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.572408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.572597][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.608678][   T12] ------------[ cut here ]------------
| [  132.608877][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.609171][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.609923][   T12] Tainted: [W]=WARN
[  132.610064][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.610286][   T12] Workqueue: netns cleanup_net
[  132.610475][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.610696][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.611221][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.611433][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c6763c0 RCX: 1ff4000000018eed
[  132.611674][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c67647c
[  132.611903][   T12] RBP: ff1100000eb14000 R08: 1fe22000018cec91 R09: ff11000001aed1d0
[  132.612130][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.612371][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.612614][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.612871][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.613071][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.613325][   T12] PKRU: 55555554
[  132.613465][   T12] Call Trace:
[  132.613645][   T12]  <TASK>
[  132.613759][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.613992][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.614210][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.614386][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.614572][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.614747][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.614920][   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)
[  132.615093][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.615285][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.615457][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.615645][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.615816][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.615985][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.616182][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.616366][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.616552][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.616727][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.616897][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.617071][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.617261][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.617477][   T12]  kthread (kernel/kthread.c:436)
[  132.617832][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.618033][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.618216][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.618396][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.618608][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.618780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.618953][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.621666][   T12] ------------[ cut here ]------------
| [  132.621831][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.622118][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.622961][   T12] Tainted: [W]=WARN
[  132.623130][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.623356][   T12] Workqueue: netns cleanup_net
[  132.623547][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.623754][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.624235][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.624459][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c676200 RCX: 1ff4000000018eed
[  132.624706][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6762bc
[  132.624934][   T12] RBP: ff1100000c911000 R08: 1fe22000018cec59 R09: ff11000001aed1d0
[  132.625200][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.625438][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.625687][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.625945][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.626146][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.626386][   T12] PKRU: 55555554
[  132.626538][   T12] Call Trace:
[  132.626681][   T12]  <TASK>
[  132.626792][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.626996][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.627205][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.627386][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.627574][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.627746][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.627938][   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)
[  132.628115][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.628304][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.628476][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.628663][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.628851][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.629022][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.629207][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.629436][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.629624][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.629801][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.629971][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.630149][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.630332][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.630504][   T12]  kthread (kernel/kthread.c:436)
[  132.630659][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.630864][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.631034][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.631215][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.631422][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.631605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.631778][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.634461][   T12] ------------[ cut here ]------------
| [  132.635088][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.635428][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.636065][   T12] Tainted: [W]=WARN
[  132.636262][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.636557][   T12] Workqueue: netns cleanup_net
[  132.636780][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.637038][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.637596][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.637850][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85c200 RCX: 1ff4000000018eed
[  132.638133][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85c2bc
[  132.638430][   T12] RBP: ff1100000f934000 R08: 1fe2200001b0b859 R09: ff11000001aed1d0
[  132.638716][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.638987][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.639271][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.639599][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.639845][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.640125][   T12] PKRU: 55555554
[  132.640324][   T12] Call Trace:
[  132.640585][   T12]  <TASK>
[  132.640783][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.641091][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.641398][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.641680][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.641963][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.642233][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.642504][   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)
[  132.642735][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.642907][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.643080][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.643265][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.643449][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.643633][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.643806][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.643977][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.644168][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.644358][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.644544][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.644721][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.644898][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.645068][   T12]  kthread (kernel/kthread.c:436)
[  132.645222][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.645429][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.645618][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.645789][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.645988][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.646166][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.646348][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.648868][   T12] ------------[ cut here ]------------
| [  132.649030][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.649326][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.650411][   T12] Tainted: [W]=WARN
[  132.650612][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.650858][   T12] Workqueue: netns cleanup_net
[  132.651079][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.651351][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.651889][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.652148][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85c740 RCX: 1ff4000000018eed
[  132.652428][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85c7fc
[  132.652720][   T12] RBP: ff1100000bcd4000 R08: 1fe2200001b0b901 R09: ff11000001aed1d0
[  132.652992][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.653275][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.653605][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.653924][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.654182][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.654467][   T12] PKRU: 55555554
[  132.654666][   T12] Call Trace:
[  132.654850][   T12]  <TASK>
[  132.655008][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.655265][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.655472][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.655664][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.655835][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.656004][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.656185][   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)
[  132.656368][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.656558][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.656728][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.656906][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.657077][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.657257][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.657463][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.657649][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.657822][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.657998][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.658180][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.658369][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.658559][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.658730][   T12]  kthread (kernel/kthread.c:436)
[  132.658872][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.659071][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.659256][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.659439][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.659658][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.659829][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.660002][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.662560][   T12] ------------[ cut here ]------------
| [  132.662737][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.663020][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.663971][   T12] Tainted: [W]=WARN
[  132.664221][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.664538][   T12] Workqueue: netns cleanup_net
[  132.664811][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.665132][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.665707][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  132.666003][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85d700 RCX: 1ff4000000018eed
[  132.666297][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85d7bc
[  132.666584][   T12] RBP: ff11000005911000 R08: 1fe2200001b0baf9 R09: ff11000001aed1d0
[  132.666859][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.667142][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.667428][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.667782][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.668028][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.668329][   T12] PKRU: 55555554
[  132.668513][   T12] Call Trace:
[  132.668761][   T12]  <TASK>
[  132.668941][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.669197][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.669450][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  132.669679][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  132.669896][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.670112][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  132.670345][   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)
[  132.670578][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  132.670840][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.671057][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.671295][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.671513][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.671801][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.672020][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.672248][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.672481][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.672763][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.672982][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.673207][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.673437][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.673671][   T12]  kthread (kernel/kthread.c:436)
[  132.673857][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.674101][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.674377][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.674655][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.674962][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.675227][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.675503][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.700222][   T12] ------------[ cut here ]------------
| [  132.700426][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.700743][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.701315][   T12] Tainted: [W]=WARN
[  132.701464][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.701686][   T12] Workqueue: netns cleanup_net
[  132.701867][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.702079][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.702613][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.702823][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d85cac0 RCX: 1ff4000000018eaf
[  132.703061][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d85cb7c
[  132.703315][   T12] RBP: ff11000005201000 R08: 1fe2200001b0b971 R09: ff11000001aed1d0
[  132.703567][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  132.703848][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  132.704091][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.704382][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.704608][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.704852][   T12] PKRU: 55555554
[  132.705008][   T12] Call Trace:
[  132.705159][   T12]  <TASK>
[  132.705302][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.705482][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.705642][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.705821][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.705998][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.706190][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.706377][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.706568][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.706777][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.706984][   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)
[  132.707172][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.707379][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[  132.707575][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.707789][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.707968][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.708153][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.708342][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.708536][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.708715][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.708896][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.709076][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.709266][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.709455][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.709646][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.709824][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.710001][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.710198][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.710394][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.710587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.710770][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.710952][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.711132][   T12]  kthread (kernel/kthread.c:436)
[  132.711292][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.711502][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.711702][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.711883][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.712091][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.712288][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.712466][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.715276][   T12] ------------[ cut here ]------------
| [  132.715483][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.715830][   T12] Modules linked in: act_gact cls_matchall sch_ingress
| [  132.716384][   T12] Tainted: [W]=WARN
[  132.716540][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.716744][   T12] Workqueue: netns cleanup_net
[  132.716924][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.717136][   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 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.717678][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.717884][   T12] RAX: 00000000ffffffa6 RBX: ff1100000915c740 RCX: 1ff4000000018ed5
[  132.718116][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000915c7fc
[  132.718383][   T12] RBP: ff11000005201000 R08: 1fe220000122b901 R09: ff11000001aed1d0
[  132.718649][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.718880][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.719113][   T12] FS:  0000000000000000(0000) GS:ff110000e21c7000(0000) knlGS:0000000000000000
[  132.719404][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.719624][   T12] CR2: 000055e444557d5c CR3: 000000005474d005 CR4: 0000000000771ef0
[  132.719858][   T12] PKRU: 55555554
[  132.720000][   T12] Call Trace:
[  132.720147][   T12]  <TASK>
[  132.720262][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.720492][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.720727][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.720907][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.721084][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.721267][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.721452][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.721640][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.721818][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.721988][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.722234][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.722425][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.722612][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.722787][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.722958][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.723135][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.723325][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.723504][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.723701][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.723879][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.724069][   T12]  kthread (kernel/kthread.c:436)
[  132.724225][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.724435][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.724626][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.724800][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.725004][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.725187][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net