======================================
| [    2.411133] ------------[ cut here ]------------
| [    2.411206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.411275] Modules linked in: sctp_diag sctp
| [    2.411399] Tainted: [W]=WARN
[    2.411448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.411504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.411559] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.411655] RSP: 0018:ff7133f4c030bcb8 EFLAGS: 00010286
[    2.411710] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.411779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dd00
[    2.411840] RBP: 0000000000000000 R08: ff3d3d09819863d0 R09: ff3d3d098649d02c
[    2.411910] R10: ff3d3d0986498120 R11: fefefefefefefeff R12: 0000000000000000
[    2.411973] R13: 0000000000000010 R14: ff3d3d0986498000 R15: ff3d3d098183dd00
[    2.412040] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.412104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.412161] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.412224] PKRU: 55555554
[    2.412268] Call Trace:
[    2.412315]  <TASK>
[    2.412360]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.412412]  register_netdevice (net/core/dev.c:11488)
[    2.412464]  register_netdev (net/core/dev.c:11552)
[    2.412514]  loopback_net_init (drivers/net/loopback.c:218)
[    2.412568]  ? sctp_ctrlsock_init (net/sctp/protocol.c:823 net/sctp/protocol.c:1445) sctp
[    2.412627]  ops_init (net/core/net_namespace.c:137)
[    2.412680]  setup_net (net/core/net_namespace.c:446)
[    2.412732]  copy_net_ns (net/core/net_namespace.c:579)
[    2.412791]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.412849]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.412911]  ksys_unshare (kernel/fork.c:3243)
[    2.412964]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.413015]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.413069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.413124] RIP: 0033:0x7f153f76abcb
[    2.413174] 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
[    2.413264] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.413325] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.413385] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.413444] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.413504] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.413563] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.413803] ------------[ cut here ]------------
| [    2.413857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.413931] Modules linked in: sctp_diag sctp
| [    2.414055] Tainted: [W]=WARN
[    2.414103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.414158] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.414212] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.414301] RSP: 0018:ff7133f4c030bc10 EFLAGS: 00010286
[    2.414354] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.414414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dd00
[    2.414473] RBP: 0000000000000000 R08: ff3d3d09819864d0 R09: ff3d3d0986496030
[    2.414533] R10: ff3d3d098649d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.414592] R13: 0000000000000010 R14: ff3d3d098649d000 R15: ff3d3d098183dd00
[    2.414655] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.414716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.414781] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.414843] PKRU: 55555554
[    2.414887] Call Trace:
[    2.414962]  <TASK>
[    2.415007]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.415057]  register_netdevice (net/core/dev.c:11488)
[    2.415108]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.415160]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.415212]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.415263]  ops_init (net/core/net_namespace.c:137)
[    2.415314]  setup_net (net/core/net_namespace.c:446)
[    2.415365]  copy_net_ns (net/core/net_namespace.c:579)
[    2.415415]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.415472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.415526]  ksys_unshare (kernel/fork.c:3243)
[    2.415577]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.415627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.415679]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.415733] RIP: 0033:0x7f153f76abcb
[    2.415790] 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
[    2.415887] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.415959] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.416019] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.416079] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.416139] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.416199] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.416479] ------------[ cut here ]------------
| [    2.416534] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.416601] Modules linked in: sctp_diag sctp
| [    2.416723] Tainted: [W]=WARN
[    2.416784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.416840] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.416901] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.416992] RSP: 0018:ff7133f4c030bbf0 EFLAGS: 00010286
[    2.417046] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.417105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd3b00
[    2.417165] RBP: 0000000000000000 R08: ff3d3d09819865d0 R09: ff3d3d09865b8030
[    2.417225] R10: ff3d3d098649c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.417285] R13: 0000000000000010 R14: ff3d3d098649c000 R15: ff3d3d0981dd3b00
[    2.417349] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.417411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.417467] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.417529] PKRU: 55555554
[    2.417573] Call Trace:
[    2.417618]  <TASK>
[    2.417662]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.417713]  register_netdevice (net/core/dev.c:11488)
[    2.417772]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.417824]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.417875]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.417931]  ops_init (net/core/net_namespace.c:137)
[    2.417983]  setup_net (net/core/net_namespace.c:446)
[    2.418034]  copy_net_ns (net/core/net_namespace.c:579)
[    2.418084]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.418139]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.418194]  ksys_unshare (kernel/fork.c:3243)
[    2.418244]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.418294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.418346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.418400] RIP: 0033:0x7f153f76abcb
[    2.418452] 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
[    2.418550] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.418611] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.418671] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.418731] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.418798] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.418858] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.419099] ------------[ cut here ]------------
| [    2.419153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.419220] Modules linked in: sctp_diag sctp
| [    2.419345] Tainted: [W]=WARN
[    2.419394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.419450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.419504] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.419596] RSP: 0018:ff7133f4c030bca8 EFLAGS: 00010286
[    2.419649] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.419709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323ad00
[    2.419780] RBP: 0000000000000000 R08: ff3d3d0981986710 R09: ff3d3d09864b0034
[    2.419840] R10: ff3d3d09864b3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.419906] R13: 0000000000000010 R14: ff3d3d09864b3000 R15: ff3d3d098323ad00
[    2.419970] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.420032] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.420089] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.420151] PKRU: 55555554
[    2.420196] Call Trace:
[    2.420241]  <TASK>
[    2.420285]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.420335]  register_netdevice (net/core/dev.c:11488)
[    2.420386]  register_netdev (net/core/dev.c:11552)
[    2.420437]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.420492]  ops_init (net/core/net_namespace.c:137)
[    2.420543]  setup_net (net/core/net_namespace.c:446)
[    2.420594]  copy_net_ns (net/core/net_namespace.c:579)
[    2.420653]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.420708]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.420772]  ksys_unshare (kernel/fork.c:3243)
[    2.420823]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.420873]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.420932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.420987] RIP: 0033:0x7f153f76abcb
[    2.421037] 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
[    2.421128] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.421190] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.421249] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.421310] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.421371] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.421431] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.421674] ------------[ cut here ]------------
| [    2.421731] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.421810] Modules linked in: sctp_diag sctp
| [    2.421950] Tainted: [W]=WARN
[    2.422001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.422059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.422114] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.422210] RSP: 0018:ff7133f4c030bca0 EFLAGS: 00010286
[    2.422266] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.422329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd3a00
[    2.422391] RBP: 0000000000000000 R08: ff3d3d0981986810 R09: ff3d3d09864b5030
[    2.422454] R10: ff3d3d09864b0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.422514] R13: 0000000000000010 R14: ff3d3d09864b0000 R15: ff3d3d0981dd3a00
[    2.422578] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.422640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.422695] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.422765] PKRU: 55555554
[    2.422811] Call Trace:
[    2.422855]  <TASK>
[    2.422905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.422956]  register_netdevice (net/core/dev.c:11488)
[    2.423006]  register_netdev (net/core/dev.c:11552)
[    2.423056]  sit_init_net (net/ipv6/sit.c:1860)
[    2.423108]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.423159]  ops_init (net/core/net_namespace.c:137)
[    2.423211]  setup_net (net/core/net_namespace.c:446)
[    2.423261]  copy_net_ns (net/core/net_namespace.c:579)
[    2.423312]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.423367]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.423421]  ksys_unshare (kernel/fork.c:3243)
[    2.423473]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.423522]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.423573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.423627] RIP: 0033:0x7f153f76abcb
[    2.423676] 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
[    2.423774] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.423834] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.423901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.423962] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.424022] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.424082] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.424343] ------------[ cut here ]------------
| [    2.424396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/188
| [    2.424463] Modules linked in: sctp_diag sctp
| [    2.424588] Tainted: [W]=WARN
[    2.424636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.424692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.424746] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.424841] RSP: 0018:ff7133f4c030bca8 EFLAGS: 00010286
[    2.424935] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.424997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323b200
[    2.425057] RBP: 0000000000000000 R08: ff3d3d0983247b10 R09: ff3d3d0989682030
[    2.425117] R10: ff3d3d09864b5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.425178] R13: 0000000000000010 R14: ff3d3d09864b5000 R15: ff3d3d098323b200
[    2.425241] FS:  00007f153f4a8840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.425304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.425361] CR2: 0000000000479648 CR3: 00000000049d0006 CR4: 0000000000771ef0
[    2.425424] PKRU: 55555554
[    2.425469] Call Trace:
[    2.425514]  <TASK>
[    2.425559]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.425610]  register_netdevice (net/core/dev.c:11488)
[    2.425661]  register_netdev (net/core/dev.c:11552)
[    2.425711]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.425770]  ops_init (net/core/net_namespace.c:137)
[    2.425821]  setup_net (net/core/net_namespace.c:446)
[    2.425873]  copy_net_ns (net/core/net_namespace.c:579)
[    2.425931]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.425988]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.426042]  ksys_unshare (kernel/fork.c:3243)
[    2.426094]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.426144]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.426196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.426250] RIP: 0033:0x7f153f76abcb
[    2.426300] 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
[    2.426390] RSP: 002b:00007fff26023c78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.426450] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f153f76abcb
[    2.426510] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.426569] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.426629] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff26025ea0
[    2.426689] R13: 0000000000000001 R14: 00007f153f4a86f8 R15: 00007fff260268c0
| [    2.431036] ------------[ cut here ]------------
| [    2.431065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/189
| [    2.431103] Modules linked in: sctp_diag sctp
| [    2.431158] Tainted: [W]=WARN
[    2.431172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.431196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.431214] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.431283] RSP: 0018:ff7133f4c02db720 EFLAGS: 00010286
[    2.431302] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.431328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.431360] RBP: 0000000000000000 R08: ff3d3d09819863d0 R09: ff3d3d09831c602c
[    2.431389] R10: ff3d3d0986498120 R11: fefefefefefefeff R12: 0000000000000000
[    2.431414] R13: 0000000000000010 R14: ff3d3d0986498000 R15: ff3d3d0983231300
[    2.431443] FS:  00007f2d5673b840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.431473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.431495] CR2: 0000000034ebb988 CR3: 0000000006581002 CR4: 0000000000771ef0
[    2.431522] PKRU: 55555554
[    2.431532] Call Trace:
[    2.431544]  <TASK>
[    2.431555]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.431572]  __dev_notify_flags (net/core/dev.c:9787)
[    2.431588]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.431604]  netif_change_flags (net/core/dev.c:9820)
[    2.431623]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.431642]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.431666]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.431682]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.431702]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.431723]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.431738]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.431766]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.431787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.431802]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.431818]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.431834]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.431850]  ___sys_sendmsg (net/socket.c:2752)
[    2.431867]  __sys_sendmsg (net/socket.c:2784)
[    2.431881]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.431900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.431918] RIP: 0033:0x7f2d5697508e
[    2.431934] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.431998] RSP: 002b:00007ffe3db6f730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.432027] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d5697508e
[    2.432053] RDX: 0000000000000000 RSI: 00007ffe3db6f7e0 RDI: 0000000000000005
[    2.432079] RBP: 00007ffe3db6f740 R08: 0000000000000000 R09: 0000000000000000
[    2.432105] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.432129] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3db6feb0
| [    2.447449] ------------[ cut here ]------------
| [    2.447492] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.447533] Modules linked in: sctp_diag sctp
| [    2.447604] Tainted: [W]=WARN
[    2.447619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.447645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.447665] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.447726] RSP: 0018:ff7133f4c032fcb8 EFLAGS: 00010286
[    2.447749] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.447784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183de00
[    2.447811] RBP: 0000000000000000 R08: ff3d3d0981dba350 R09: ff3d3d098970902c
[    2.447839] R10: ff3d3d0989684120 R11: fefefefefefefeff R12: 0000000000000000
[    2.447868] R13: 0000000000000010 R14: ff3d3d0989684000 R15: ff3d3d098183de00
[    2.447904] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.447933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.447959] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.447988] PKRU: 55555554
[    2.447999] Call Trace:
[    2.448011]  <TASK>
[    2.448023]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.448039]  register_netdevice (net/core/dev.c:11488)
[    2.448055]  register_netdev (net/core/dev.c:11552)
[    2.448070]  loopback_net_init (drivers/net/loopback.c:218)
[    2.448091]  ? sctp_ctrlsock_init (net/sctp/protocol.c:823 net/sctp/protocol.c:1445) sctp
[    2.448121]  ops_init (net/core/net_namespace.c:137)
[    2.448137]  setup_net (net/core/net_namespace.c:446)
[    2.448157]  copy_net_ns (net/core/net_namespace.c:579)
[    2.448172]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.448195]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.448216]  ksys_unshare (kernel/fork.c:3243)
[    2.448233]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.448249]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.448268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.448289] RIP: 0033:0x7f85a08d4bcb
[    2.448307] 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
[    2.448368] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.448398] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.448427] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.448454] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.448479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.448507] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.448638] ------------[ cut here ]------------
| [    2.448658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.448690] Modules linked in: sctp_diag sctp
| [    2.448750] Tainted: [W]=WARN
[    2.448769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.448792] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.448812] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.448882] RSP: 0018:ff7133f4c032fc10 EFLAGS: 00010286
[    2.448907] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.448937] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323aa00
[    2.448969] RBP: 0000000000000000 R08: ff3d3d0981dba250 R09: ff3d3d09896f6030
[    2.448996] R10: ff3d3d0989709120 R11: fefefefefefefeff R12: 0000000000000000
[    2.449025] R13: 0000000000000010 R14: ff3d3d0989709000 R15: ff3d3d098323aa00
[    2.449058] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.449090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.449117] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.449144] PKRU: 55555554
[    2.449154] Call Trace:
[    2.449166]  <TASK>
[    2.449177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.449193]  register_netdevice (net/core/dev.c:11488)
[    2.449208]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.449227]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.449245]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.449263]  ops_init (net/core/net_namespace.c:137)
[    2.449279]  setup_net (net/core/net_namespace.c:446)
[    2.449295]  copy_net_ns (net/core/net_namespace.c:579)
[    2.449310]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.449331]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.449351]  ksys_unshare (kernel/fork.c:3243)
[    2.449367]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.449383]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.449399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.449418] RIP: 0033:0x7f85a08d4bcb
[    2.449433] 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
[    2.449496] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.449524] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.449551] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.449577] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.449605] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.449631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.449789] ------------[ cut here ]------------
| [    2.449812] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.449847] Modules linked in: sctp_diag sctp
| [    2.449911] Tainted: [W]=WARN
[    2.449925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.449947] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.449967] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.450030] RSP: 0018:ff7133f4c032fbf0 EFLAGS: 00010286
[    2.450052] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.450078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd2400
[    2.450104] RBP: 0000000000000000 R08: ff3d3d0981dba310 R09: ff3d3d0989710030
[    2.450135] R10: ff3d3d0989708120 R11: fefefefefefefeff R12: 0000000000000000
[    2.450163] R13: 0000000000000010 R14: ff3d3d0989708000 R15: ff3d3d0981dd2400
[    2.450198] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.450226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.450247] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.450278] PKRU: 55555554
[    2.450288] Call Trace:
[    2.450297]  <TASK>
[    2.450307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.450322]  register_netdevice (net/core/dev.c:11488)
[    2.450336]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.450353]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.450368]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.450383]  ops_init (net/core/net_namespace.c:137)
[    2.450400]  setup_net (net/core/net_namespace.c:446)
[    2.450415]  copy_net_ns (net/core/net_namespace.c:579)
[    2.450431]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.450454]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.450473]  ksys_unshare (kernel/fork.c:3243)
[    2.450488]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.450503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.450519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.450539] RIP: 0033:0x7f85a08d4bcb
[    2.450557] 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
[    2.450618] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.450647] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.450675] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.450701] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.450727] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.450752] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.450901] ------------[ cut here ]------------
| [    2.450921] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.450953] Modules linked in: sctp_diag sctp
| [    2.451012] Tainted: [W]=WARN
[    2.451026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.451047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.451065] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.451135] RSP: 0018:ff7133f4c032fca8 EFLAGS: 00010286
[    2.451155] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.451185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183da00
[    2.451211] RBP: 0000000000000000 R08: ff3d3d0981dba190 R09: ff3d3d098970c034
[    2.451241] R10: ff3d3d098970f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.451272] R13: 0000000000000010 R14: ff3d3d098970f000 R15: ff3d3d098183da00
[    2.451304] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.451336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.451360] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.451387] PKRU: 55555554
[    2.451397] Call Trace:
[    2.451405]  <TASK>
[    2.451416]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.451430]  register_netdevice (net/core/dev.c:11488)
[    2.451445]  register_netdev (net/core/dev.c:11552)
[    2.451460]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.451478]  ops_init (net/core/net_namespace.c:137)
[    2.451496]  setup_net (net/core/net_namespace.c:446)
[    2.451511]  copy_net_ns (net/core/net_namespace.c:579)
[    2.451526]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.451547]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.451569]  ksys_unshare (kernel/fork.c:3243)
[    2.451584]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.451600]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.451616]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.451635] RIP: 0033:0x7f85a08d4bcb
[    2.451650] 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
[    2.451713] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.451741] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.451776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.451806] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.451831] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.451858] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.452045] ------------[ cut here ]------------
| [    2.452064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.452097] Modules linked in: sctp_diag sctp
| [    2.452156] Tainted: [W]=WARN
[    2.452169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.452192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.452210] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.452269] RSP: 0018:ff7133f4c032fca0 EFLAGS: 00010286
[    2.452288] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.452315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983238600
[    2.452344] RBP: 0000000000000000 R08: ff3d3d0981dba010 R09: ff3d3d0989719030
[    2.452374] R10: ff3d3d098970c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.452405] R13: 0000000000000010 R14: ff3d3d098970c000 R15: ff3d3d0983238600
[    2.452435] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.452463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.452485] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.452511] PKRU: 55555554
[    2.452522] Call Trace:
[    2.452538]  <TASK>
[    2.452549]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.452564]  register_netdevice (net/core/dev.c:11488)
[    2.452580]  register_netdev (net/core/dev.c:11552)
[    2.452597]  sit_init_net (net/ipv6/sit.c:1860)
[    2.452614]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.452630]  ops_init (net/core/net_namespace.c:137)
[    2.452651]  setup_net (net/core/net_namespace.c:446)
[    2.452666]  copy_net_ns (net/core/net_namespace.c:579)
[    2.452682]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.452707]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.452729]  ksys_unshare (kernel/fork.c:3243)
[    2.452748]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.452770]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.452789]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.452809] RIP: 0033:0x7f85a08d4bcb
[    2.452824] 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
[    2.452895] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.452922] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.452951] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.452979] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.453005] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.453033] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.453163] ------------[ cut here ]------------
| [    2.453180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.453214] Modules linked in: sctp_diag sctp
| [    2.453278] Tainted: [W]=WARN
[    2.453290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.453312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.453334] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.453393] RSP: 0018:ff7133f4c032fca8 EFLAGS: 00010286
[    2.453410] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.453439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd3700
[    2.453466] RBP: 0000000000000000 R08: ff3d3d0982fbde90 R09: ff3d3d098971e030
[    2.453497] R10: ff3d3d0989719120 R11: fefefefefefefeff R12: 0000000000000000
[    2.453531] R13: 0000000000000010 R14: ff3d3d0989719000 R15: ff3d3d0981dd3700
[    2.453559] FS:  00007f85a0612840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.453588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.453610] CR2: 00007f85a0819430 CR3: 000000000495e003 CR4: 0000000000771ef0
[    2.453640] PKRU: 55555554
[    2.453650] Call Trace:
[    2.453660]  <TASK>
[    2.453670]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.453686]  register_netdevice (net/core/dev.c:11488)
[    2.453701]  register_netdev (net/core/dev.c:11552)
[    2.453715]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.453731]  ops_init (net/core/net_namespace.c:137)
[    2.453747]  setup_net (net/core/net_namespace.c:446)
[    2.453777]  copy_net_ns (net/core/net_namespace.c:579)
[    2.453793]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.453812]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.453838]  ksys_unshare (kernel/fork.c:3243)
[    2.453854]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.453870]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.453889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.453912] RIP: 0033:0x7f85a08d4bcb
[    2.453926] 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
[    2.453989] RSP: 002b:00007fff14099f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.454022] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f85a08d4bcb
[    2.454051] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.454077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.454107] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1409c150
[    2.454139] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1409c8c0
| [    2.458022] ------------[ cut here ]------------
| [    2.458052] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/194
| [    2.458089] Modules linked in: sctp_diag sctp
| [    2.458147] Tainted: [W]=WARN
[    2.458164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.458189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.458208] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.458271] RSP: 0018:ff7133f4c0357720 EFLAGS: 00010286
[    2.458292] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.458318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.458345] RBP: 0000000000000000 R08: ff3d3d0981dba350 R09: ff3d3d09831c602c
[    2.458374] R10: ff3d3d0989684120 R11: fefefefefefefeff R12: 0000000000000000
[    2.458402] R13: 0000000000000010 R14: ff3d3d0989684000 R15: ff3d3d0983231300
[    2.458434] FS:  00007f191a8f3840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.458462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.458483] CR2: 0000000023ff1988 CR3: 0000000006503002 CR4: 0000000000771ef0
[    2.458509] PKRU: 55555554
[    2.458518] Call Trace:
[    2.458527]  <TASK>
[    2.458538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.458555]  __dev_notify_flags (net/core/dev.c:9787)
[    2.458570]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.458586]  netif_change_flags (net/core/dev.c:9820)
[    2.458601]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.458619]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.458639]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.458658]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.458673]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.458694]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.458708]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.458724]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.458742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.458761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.458778]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.458792]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.458809]  ___sys_sendmsg (net/socket.c:2752)
[    2.458824]  __sys_sendmsg (net/socket.c:2784)
[    2.458840]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.458855]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.458877] RIP: 0033:0x7f191ab2d08e
[    2.458896] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.458962] RSP: 002b:00007ffc82c4bcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.458990] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f191ab2d08e
[    2.459017] RDX: 0000000000000000 RSI: 00007ffc82c4bd70 RDI: 0000000000000005
[    2.459043] RBP: 00007ffc82c4bcd0 R08: 0000000000000000 R09: 0000000000000000
[    2.459072] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.459097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc82c4c440
| [    2.473897] ------------[ cut here ]------------
| [    2.473938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.473978] Modules linked in: sctp_diag sctp
| [    2.474040] Tainted: [W]=WARN
[    2.474054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.474078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.474097] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.474157] RSP: 0018:ff7133f4c0397cb8 EFLAGS: 00010286
[    2.474176] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.474203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.474233] RBP: 0000000000000000 R08: ff3d3d09849aa4d0 R09: ff3d3d098656402c
[    2.474259] R10: ff3d3d0986567120 R11: fefefefefefefeff R12: 0000000000000000
[    2.474285] R13: 0000000000000010 R14: ff3d3d0986567000 R15: ff3d3d0983231300
[    2.474320] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.474349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.474372] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.474400] PKRU: 55555554
[    2.474411] Call Trace:
[    2.474421]  <TASK>
[    2.474431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.474445]  register_netdevice (net/core/dev.c:11488)
[    2.474461]  register_netdev (net/core/dev.c:11552)
[    2.474475]  loopback_net_init (drivers/net/loopback.c:218)
[    2.474492]  ? sctp_ctrlsock_init (net/sctp/protocol.c:823 net/sctp/protocol.c:1445) sctp
[    2.474515]  ops_init (net/core/net_namespace.c:137)
[    2.474531]  setup_net (net/core/net_namespace.c:446)
[    2.474545]  copy_net_ns (net/core/net_namespace.c:579)
[    2.474560]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.474581]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.474602]  ksys_unshare (kernel/fork.c:3243)
[    2.474620]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.474634]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.474651]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.474671] RIP: 0033:0x7fd006ba6bcb
[    2.474685] 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
[    2.474753] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.474790] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.474817] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.474844] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.474872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.474904] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.475059] ------------[ cut here ]------------
| [    2.475077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.475112] Modules linked in: sctp_diag sctp
| [    2.475175] Tainted: [W]=WARN
[    2.475189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.475211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.475228] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.475288] RSP: 0018:ff7133f4c0397c10 EFLAGS: 00010286
[    2.475307] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.475337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981928f00
[    2.475363] RBP: 0000000000000000 R08: ff3d3d09849aa850 R09: ff3d3d09897a7830
[    2.475391] R10: ff3d3d0986564120 R11: fefefefefefefeff R12: 0000000000000000
[    2.475418] R13: 0000000000000010 R14: ff3d3d0986564000 R15: ff3d3d0981928f00
[    2.475449] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.475480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.475501] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.475526] PKRU: 55555554
[    2.475540] Call Trace:
[    2.475556]  <TASK>
[    2.475567]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.475581]  register_netdevice (net/core/dev.c:11488)
[    2.475600]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.475620]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.475636]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.475653]  ops_init (net/core/net_namespace.c:137)
[    2.475667]  setup_net (net/core/net_namespace.c:446)
[    2.475681]  copy_net_ns (net/core/net_namespace.c:579)
[    2.475699]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.475717]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.475735]  ksys_unshare (kernel/fork.c:3243)
[    2.475749]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.475770]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.475787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.475805] RIP: 0033:0x7fd006ba6bcb
[    2.475820] 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
[    2.475883] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.475918] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.475945] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.475975] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.476000] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.476026] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.476137] ------------[ cut here ]------------
| [    2.476155] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.476187] Modules linked in: sctp_diag sctp
| [    2.476248] Tainted: [W]=WARN
[    2.476261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.476283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.476300] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.476363] RSP: 0018:ff7133f4c0397bf0 EFLAGS: 00010286
[    2.476381] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.476407] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.476434] RBP: 0000000000000000 R08: ff3d3d0984801850 R09: ff3d3d09897a5830
[    2.476465] R10: ff3d3d09897b3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.476495] R13: 0000000000000010 R14: ff3d3d09897b3000 R15: ff3d3d0983231300
[    2.476527] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.476554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.476577] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.476606] PKRU: 55555554
[    2.476615] Call Trace:
[    2.476627]  <TASK>
[    2.476638]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.476652]  register_netdevice (net/core/dev.c:11488)
[    2.476667]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.476685]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.476700]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.476717]  ops_init (net/core/net_namespace.c:137)
[    2.476731]  setup_net (net/core/net_namespace.c:446)
[    2.476745]  copy_net_ns (net/core/net_namespace.c:579)
[    2.476767]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.476788]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.476808]  ksys_unshare (kernel/fork.c:3243)
[    2.476825]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.476838]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.476852]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.476871] RIP: 0033:0x7fd006ba6bcb
[    2.476885] 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
[    2.476953] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.476981] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.477007] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.477035] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.477066] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.477092] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.477200] ------------[ cut here ]------------
| [    2.477218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.477250] Modules linked in: sctp_diag sctp
| [    2.477305] Tainted: [W]=WARN
[    2.477319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.477339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.477355] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.477425] RSP: 0018:ff7133f4c0397ca8 EFLAGS: 00010286
[    2.477443] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.477467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323b600
[    2.477493] RBP: 0000000000000000 R08: ff3d3d0981229990 R09: ff3d3d09897b7034
[    2.477524] R10: ff3d3d09897b2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.477553] R13: 0000000000000010 R14: ff3d3d09897b2000 R15: ff3d3d098323b600
[    2.477581] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.477608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.477629] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.477657] PKRU: 55555554
[    2.477666] Call Trace:
[    2.477674]  <TASK>
[    2.477686]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.477703]  register_netdevice (net/core/dev.c:11488)
[    2.477717]  register_netdev (net/core/dev.c:11552)
[    2.477735]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.477751]  ops_init (net/core/net_namespace.c:137)
[    2.477789]  setup_net (net/core/net_namespace.c:446)
[    2.477808]  copy_net_ns (net/core/net_namespace.c:579)
[    2.477823]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.477840]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.477862]  ksys_unshare (kernel/fork.c:3243)
[    2.477880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.477898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.477913]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.477933] RIP: 0033:0x7fd006ba6bcb
[    2.477945] 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
[    2.478011] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.478042] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.478066] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.478091] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.478117] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.478142] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.478245] ------------[ cut here ]------------
| [    2.478264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.478299] Modules linked in: sctp_diag sctp
| [    2.478366] Tainted: [W]=WARN
[    2.478382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.478402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.478419] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.478477] RSP: 0018:ff7133f4c0397ca0 EFLAGS: 00010286
[    2.478496] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.478521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323b900
[    2.478547] RBP: 0000000000000000 R08: ff3d3d0981986b10 R09: ff3d3d09897b4030
[    2.478573] R10: ff3d3d09897b7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.478598] R13: 0000000000000010 R14: ff3d3d09897b7000 R15: ff3d3d098323b900
[    2.478627] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.478657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.478682] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.478709] PKRU: 55555554
[    2.478719] Call Trace:
[    2.478728]  <TASK>
[    2.478737]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.478752]  register_netdevice (net/core/dev.c:11488)
[    2.478770]  register_netdev (net/core/dev.c:11552)
[    2.478789]  sit_init_net (net/ipv6/sit.c:1860)
[    2.478804]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.478820]  ops_init (net/core/net_namespace.c:137)
[    2.478834]  setup_net (net/core/net_namespace.c:446)
[    2.478851]  copy_net_ns (net/core/net_namespace.c:579)
[    2.478865]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.478890]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.478913]  ksys_unshare (kernel/fork.c:3243)
[    2.478929]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.478947]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.478962]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.478985] RIP: 0033:0x7fd006ba6bcb
[    2.478997] 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
[    2.479055] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.479085] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.479109] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.479135] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.479164] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.479195] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.479311] ------------[ cut here ]------------
| [    2.479330] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.479361] Modules linked in: sctp_diag sctp
| [    2.479418] Tainted: [W]=WARN
[    2.479430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.479450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.479470] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.479532] RSP: 0018:ff7133f4c0397ca8 EFLAGS: 00010286
[    2.479550] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.479581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981928c00
[    2.479612] RBP: 0000000000000000 R08: ff3d3d0984801910 R09: ff3d3d09897b9030
[    2.479639] R10: ff3d3d09897b4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.479665] R13: 0000000000000010 R14: ff3d3d09897b4000 R15: ff3d3d0981928c00
[    2.479698] FS:  00007fd0068e4840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.479733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.479753] CR2: 00007fd006af0690 CR3: 0000000006517001 CR4: 0000000000771ef0
[    2.479786] PKRU: 55555554
[    2.479799] Call Trace:
[    2.479808]  <TASK>
[    2.479817]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.479831]  register_netdevice (net/core/dev.c:11488)
[    2.479846]  register_netdev (net/core/dev.c:11552)
[    2.479865]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.479880]  ops_init (net/core/net_namespace.c:137)
[    2.479899]  setup_net (net/core/net_namespace.c:446)
[    2.479915]  copy_net_ns (net/core/net_namespace.c:579)
[    2.479929]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.479956]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.479978]  ksys_unshare (kernel/fork.c:3243)
[    2.479997]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.480012]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.480030]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.480048] RIP: 0033:0x7fd006ba6bcb
[    2.480065] 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
[    2.480132] RSP: 002b:00007ffd7e64d158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.480160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd006ba6bcb
[    2.480191] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.480216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.480240] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7e64f380
[    2.480270] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7e6508c1
| [    2.484159] ------------[ cut here ]------------
| [    2.484187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/199
| [    2.484225] Modules linked in: sctp_diag sctp
| [    2.484288] Tainted: [W]=WARN
[    2.484304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.484330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.484349] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.484410] RSP: 0018:ff7133f4c039f720 EFLAGS: 00010286
[    2.484428] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.484454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd2a00
[    2.484485] RBP: 0000000000000000 R08: ff3d3d09849aa4d0 R09: ff3d3d09897b902c
[    2.484509] R10: ff3d3d0986567120 R11: fefefefefefefeff R12: 0000000000000000
[    2.484535] R13: 0000000000000010 R14: ff3d3d0986567000 R15: ff3d3d0981dd2a00
[    2.484568] FS:  00007fbc61fe3840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.484597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.484617] CR2: 0000000018413988 CR3: 000000000651e004 CR4: 0000000000771ef0
[    2.484642] PKRU: 55555554
[    2.484652] Call Trace:
[    2.484662]  <TASK>
[    2.484672]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.484686]  __dev_notify_flags (net/core/dev.c:9787)
[    2.484703]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.484717]  netif_change_flags (net/core/dev.c:9820)
[    2.484735]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.484749]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.484776]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.484793]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.484810]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.484829]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.484843]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.484858]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.484875]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.484890]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.484916]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.484931]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.484949]  ___sys_sendmsg (net/socket.c:2752)
[    2.484964]  __sys_sendmsg (net/socket.c:2784)
[    2.484984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.485002]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.485021] RIP: 0033:0x7fbc6221d08e
[    2.485037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.485097] RSP: 002b:00007ffdbeb45fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.485123] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc6221d08e
[    2.485149] RDX: 0000000000000000 RSI: 00007ffdbeb46060 RDI: 0000000000000005
[    2.485175] RBP: 00007ffdbeb45fc0 R08: 0000000000000000 R09: 0000000000000000
[    2.485204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.485230] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbeb46730
| [    2.510059] ------------[ cut here ]------------
| [    2.510100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.510143] Modules linked in: sctp_diag sctp
| [    2.510205] Tainted: [W]=WARN
[    2.510226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.510249] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.510274] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.510342] RSP: 0018:ff7133f4c04e75f0 EFLAGS: 00010286
[    2.510363] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.510394] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dc00
[    2.510423] RBP: 0000000000000000 R08: ff3d3d09833f6510 R09: ff3d3d09897bd030
[    2.510450] R10: ff3d3d098971d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.510478] R13: 0000000000000010 R14: ff3d3d098971d000 R15: ff3d3d098183dc00
[    2.510513] FS:  00007fc3ef328840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.510547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.510570] CR2: 00000000004eb188 CR3: 000000000652f006 CR4: 0000000000771ef0
[    2.510599] PKRU: 55555554
[    2.510610] Call Trace:
[    2.510624]  <TASK>
[    2.510635]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.510652]  __dev_notify_flags (net/core/dev.c:9787)
[    2.510669]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.510685]  veth_newlink (drivers/net/veth.c:1871)
[    2.510707]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.510724]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.510744]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.510771]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.510793]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.510814]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.510833]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.510848]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.510864]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.510883]  ___sys_sendmsg (net/socket.c:2752)
[    2.510906]  __sys_sendmsg (net/socket.c:2784)
[    2.510922]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.510940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.510964] RIP: 0033:0x7fc3ef56208e
[    2.510984] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.511049] RSP: 002b:00007ffe98179ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.511078] RAX: ffffffffffffffda RBX: 00007ffe9817a688 RCX: 00007fc3ef56208e
[    2.511104] RDX: 0000000000000000 RSI: 00007ffe98179f90 RDI: 0000000000000005
[    2.511133] RBP: 00007ffe98179ef0 R08: 0000000000000000 R09: 0000000000000000
[    2.511161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.511192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9817a660
| [    2.511440] ------------[ cut here ]------------
| [    2.511462] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.511500] Modules linked in: sctp_diag sctp
| [    2.511565] Tainted: [W]=WARN
[    2.511579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.511607] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.511627] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.511688] RSP: 0018:ff7133f4c04e7870 EFLAGS: 00010286
[    2.511705] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.511734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183de00
[    2.511766] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d0989c5a030
[    2.511793] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.511820] R13: 0000000000000010 R14: ff3d3d098971e000 R15: ff3d3d098183de00
[    2.511847] FS:  00007fc3ef328840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.511877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.511905] CR2: 00000000004eb188 CR3: 000000000652f006 CR4: 0000000000771ef0
[    2.511934] PKRU: 55555554
[    2.511944] Call Trace:
[    2.511955]  <TASK>
[    2.511966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.511980]  __dev_notify_flags (net/core/dev.c:9787)
[    2.512000]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.512015]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.512030]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.512053]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.512068]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.512088]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.512110]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.512130]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.512145]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.512161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.512179]  ___sys_sendmsg (net/socket.c:2752)
[    2.512195]  __sys_sendmsg (net/socket.c:2784)
[    2.512210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.512226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.512249] RIP: 0033:0x7fc3ef56208e
[    2.512263] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.512322] RSP: 002b:00007ffe98179ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.512350] RAX: ffffffffffffffda RBX: 00007ffe9817a688 RCX: 00007fc3ef56208e
[    2.512379] RDX: 0000000000000000 RSI: 00007ffe98179f90 RDI: 0000000000000005
[    2.512406] RBP: 00007ffe98179ef0 R08: 0000000000000000 R09: 0000000000000000
[    2.512434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.512465] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9817a660
| [    2.516131] ------------[ cut here ]------------
| [    2.516161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/207
| [    2.516198] Modules linked in: sctp_diag sctp
| [    2.516257] Tainted: [W]=WARN
[    2.516271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.516295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.516314] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.516378] RSP: 0018:ff7133f4c04ef5f0 EFLAGS: 00010286
[    2.516399] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.516426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323a800
[    2.516455] RBP: 0000000000000000 R08: ff3d3d09833fcbd0 R09: ff3d3d0989c5d030
[    2.516482] R10: ff3d3d0989c59120 R11: fefefefefefefeff R12: 0000000000000000
[    2.516505] R13: 0000000000000010 R14: ff3d3d0989c59000 R15: ff3d3d098323a800
[    2.516536] FS:  00007f169056d840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.516564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.516589] CR2: 00000000004eb188 CR3: 00000000064ec002 CR4: 0000000000771ef0
[    2.516619] PKRU: 55555554
[    2.516629] Call Trace:
[    2.516640]  <TASK>
[    2.516651]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.516667]  __dev_notify_flags (net/core/dev.c:9787)
[    2.516685]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.516701]  veth_newlink (drivers/net/veth.c:1871)
[    2.516723]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.516740]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.516769]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.516785]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.516806]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.516825]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.516845]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.516863]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.516879]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.516902]  ___sys_sendmsg (net/socket.c:2752)
[    2.516919]  __sys_sendmsg (net/socket.c:2784)
[    2.516934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.516951]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.516971] RIP: 0033:0x7f16907a708e
[    2.516989] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.517048] RSP: 002b:00007fff5db561f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.517079] RAX: ffffffffffffffda RBX: 00007fff5db56998 RCX: 00007f16907a708e
[    2.517107] RDX: 0000000000000000 RSI: 00007fff5db562a0 RDI: 0000000000000005
[    2.517134] RBP: 00007fff5db56200 R08: 0000000000000000 R09: 0000000000000000
[    2.517163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.517189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5db56970
| [    2.517404] ------------[ cut here ]------------
| [    2.517427] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/207
| [    2.517460] Modules linked in: sctp_diag sctp
| [    2.517519] Tainted: [W]=WARN
[    2.517533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.517555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.517572] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.517637] RSP: 0018:ff7133f4c04ef870 EFLAGS: 00010286
[    2.517658] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.517689] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323a800
[    2.517718] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989c6a030
[    2.517746] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.517795] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098323a800
[    2.517828] FS:  00007f169056d840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.517858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.517880] CR2: 00000000004eb188 CR3: 00000000064ec002 CR4: 0000000000771ef0
[    2.517911] PKRU: 55555554
[    2.517921] Call Trace:
[    2.517933]  <TASK>
[    2.517943]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.517959]  __dev_notify_flags (net/core/dev.c:9787)
[    2.517976]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.517992]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.518008]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.518026]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.518042]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.518062]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.518084]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.518103]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.518121]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.518136]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.518153]  ___sys_sendmsg (net/socket.c:2752)
[    2.518170]  __sys_sendmsg (net/socket.c:2784)
[    2.518186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.518205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.518226] RIP: 0033:0x7f16907a708e
[    2.518244] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.518303] RSP: 002b:00007fff5db561f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.518331] RAX: ffffffffffffffda RBX: 00007fff5db56998 RCX: 00007f16907a708e
[    2.518357] RDX: 0000000000000000 RSI: 00007fff5db562a0 RDI: 0000000000000005
[    2.518387] RBP: 00007fff5db56200 R08: 0000000000000000 R09: 0000000000000000
[    2.518413] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.518439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5db56970
| [    2.521886] ------------[ cut here ]------------
| [    2.521916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/208
| [    2.521955] Modules linked in: sctp_diag sctp
| [    2.522023] Tainted: [W]=WARN
[    2.522036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.522065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.522085] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.522153] RSP: 0018:ff7133f4c04f7720 EFLAGS: 00010286
[    2.522173] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.522201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323a800
[    2.522227] RBP: 0000000000000000 R08: ff3d3d09833f6510 R09: ff3d3d0989c6a030
[    2.522252] R10: ff3d3d098971d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.522281] R13: 0000000000000010 R14: ff3d3d098971d000 R15: ff3d3d098323a800
[    2.522314] FS:  00007fdea5f0a840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.522343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.522371] CR2: 0000000013382988 CR3: 0000000004ae8004 CR4: 0000000000771ef0
[    2.522398] PKRU: 55555554
[    2.522409] Call Trace:
[    2.522420]  <TASK>
[    2.522431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.522448]  __dev_notify_flags (net/core/dev.c:9787)
[    2.522464]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.522478]  netif_change_flags (net/core/dev.c:9820)
[    2.522495]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.522511]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.522533]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.522553]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.522569]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.522587]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.522609]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.522624]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.522645]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.522664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.522679]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.522698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.522718]  ___sys_sendmsg (net/socket.c:2752)
[    2.522734]  __sys_sendmsg (net/socket.c:2784)
[    2.522751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.522775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.522797] RIP: 0033:0x7fdea614408e
[    2.522812] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.522880] RSP: 002b:00007ffce309e2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.522912] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdea614408e
[    2.522937] RDX: 0000000000000000 RSI: 00007ffce309e3a0 RDI: 0000000000000005
[    2.522963] RBP: 00007ffce309e300 R08: 0000000000000000 R09: 0000000000000000
[    2.522988] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.523013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce309ea70
| [    2.533338] ------------[ cut here ]------------
| [    2.533368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/211
| [    2.533409] Modules linked in: sctp_diag sctp
| [    2.533473] Tainted: [W]=WARN
[    2.533486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.533509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.533528] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.533588] RSP: 0018:ff7133f4c050f720 EFLAGS: 00010286
[    2.533608] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.533635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981928500
[    2.533662] RBP: 0000000000000000 R08: ff3d3d09833fcbd0 R09: ff3d3d09897b9030
[    2.533686] R10: ff3d3d0989c59120 R11: fefefefefefefeff R12: 0000000000000000
[    2.533714] R13: 0000000000000010 R14: ff3d3d0989c59000 R15: ff3d3d0981928500
[    2.533747] FS:  00007ff36a667840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.533783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.533805] CR2: 00000000078d4988 CR3: 00000000097e7004 CR4: 0000000000771ef0
[    2.533833] PKRU: 55555554
[    2.533843] Call Trace:
[    2.533853]  <TASK>
[    2.533863]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.533877]  __dev_notify_flags (net/core/dev.c:9787)
[    2.533903]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.533920]  netif_change_flags (net/core/dev.c:9820)
[    2.533936]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.533954]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.533974]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.533992]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.534006]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.534024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.534038]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.534053]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.534071]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.534086]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.534100]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.534114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.534130]  ___sys_sendmsg (net/socket.c:2752)
[    2.534146]  __sys_sendmsg (net/socket.c:2784)
[    2.534160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.534178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.534197] RIP: 0033:0x7ff36a8a108e
[    2.534213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.534271] RSP: 002b:00007ffd136f3b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.534297] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff36a8a108e
[    2.534326] RDX: 0000000000000000 RSI: 00007ffd136f3c40 RDI: 0000000000000005
[    2.534351] RBP: 00007ffd136f3ba0 R08: 0000000000000000 R09: 0000000000000000
[    2.534377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.534403] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd136f4310
| [    2.544680] ------------[ cut here ]------------
| [    2.544710] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/214
| [    2.544746] Modules linked in: sctp_diag sctp
| [    2.544814] Tainted: [W]=WARN
[    2.544827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.544855] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.544873] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.544937] RSP: 0018:ff7133f4c0527870 EFLAGS: 00010286
[    2.544959] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.544988] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.545013] RBP: 0000000000000000 R08: ff3d3d0981984490 R09: ff3d3d0989c6e030
[    2.545038] R10: ff3d3d09897b9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.545063] R13: 0000000000000010 R14: ff3d3d09897b9000 R15: ff3d3d0983231300
[    2.545096] FS:  00007fbd5643c840(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.545126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.545147] CR2: 00000000004a77b8 CR3: 0000000009c07006 CR4: 0000000000771ef0
[    2.545175] PKRU: 55555554
[    2.545187] Call Trace:
[    2.545197]  <TASK>
[    2.545208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.545225]  __dev_notify_flags (net/core/dev.c:9787)
[    2.545241]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.545256]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.545271]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.545293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.545307]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.545328]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.545346]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.545365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.545379]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.545393]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.545409]  ___sys_sendmsg (net/socket.c:2752)
[    2.545425]  __sys_sendmsg (net/socket.c:2784)
[    2.545442]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.545457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.545477] RIP: 0033:0x7fbd5667608e
[    2.545491] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.545548] RSP: 002b:00007ffc661bc150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.545577] RAX: ffffffffffffffda RBX: 00007ffc661bc8f8 RCX: 00007fbd5667608e
[    2.545604] RDX: 0000000000000000 RSI: 00007ffc661bc200 RDI: 0000000000000005
[    2.545629] RBP: 00007ffc661bc160 R08: 0000000000000000 R09: 0000000000000000
[    2.545655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.545680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc661bc8d0
| [    2.549042] ------------[ cut here ]------------
| [    2.549071] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/215
| [    2.549109] Modules linked in: sctp_diag sctp
| [    2.549174] Tainted: [W]=WARN
[    2.549190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.549215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.549237] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.549299] RSP: 0018:ff7133f4c052f720 EFLAGS: 00010286
[    2.549319] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.549345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323a800
[    2.549374] RBP: 0000000000000000 R08: ff3d3d0981984490 R09: ff3d3d0989c6a030
[    2.549404] R10: ff3d3d09897b9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.549433] R13: 0000000000000010 R14: ff3d3d09897b9000 R15: ff3d3d098323a800
[    2.549468] FS:  00007f87cbf99840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.549503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.549524] CR2: 0000000035438988 CR3: 0000000009c53005 CR4: 0000000000771ef0
[    2.549553] PKRU: 55555554
[    2.549563] Call Trace:
[    2.549572]  <TASK>
[    2.549582]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.549600]  __dev_notify_flags (net/core/dev.c:9787)
[    2.549616]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.549631]  netif_change_flags (net/core/dev.c:9820)
[    2.549647]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.549663]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.549684]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.549702]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.549718]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.549738]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.549761]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.549777]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.549799]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.549815]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.549831]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.549847]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.549865]  ___sys_sendmsg (net/socket.c:2752)
[    2.549884]  __sys_sendmsg (net/socket.c:2784)
[    2.549903]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.549920]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.549939] RIP: 0033:0x7f87cc1d308e
[    2.549955] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.550012] RSP: 002b:00007ffe1ae06070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.550042] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87cc1d308e
[    2.550073] RDX: 0000000000000000 RSI: 00007ffe1ae06120 RDI: 0000000000000005
[    2.550099] RBP: 00007ffe1ae06080 R08: 0000000000000000 R09: 0000000000000000
[    2.550126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.550152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1ae067f0
| [    2.554765] ------------[ cut here ]------------
| [    2.554826] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/216
| [    2.554901] Modules linked in: sctp_diag sctp
| [    2.555029] Tainted: [W]=WARN
[    2.555075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.555130] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.555182] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.555270] RSP: 0018:ff7133f4c0537870 EFLAGS: 00010286
[    2.555322] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.555380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dd00
[    2.555437] RBP: 0000000000000000 R08: ff3d3d0984a2a0d0 R09: ff3d3d098968b030
[    2.555495] R10: ff3d3d0989682120 R11: fefefefefefefeff R12: 0000000000000000
[    2.555553] R13: 0000000000000010 R14: ff3d3d0989682000 R15: ff3d3d098183dd00
[    2.555615] FS:  00007f4fd6701840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.555675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.555730] CR2: 00000000004a2860 CR3: 0000000009c0f001 CR4: 0000000000771ef0
[    2.555802] PKRU: 55555554
[    2.555848] Call Trace:
[    2.555899]  <TASK>
[    2.555945]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.555993]  __dev_notify_flags (net/core/dev.c:9787)
[    2.556043]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.556092]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.556141]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.556190]  ? kvfree_call_rcu (mm/slab_common.c:1608 mm/slab_common.c:1957)
[    2.556240]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.556292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.556341]  ? ovl_dentry_init_flags (./include/linux/spinlock.h:342 fs/overlayfs/util.c:196)
[    2.556394]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.556447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.556496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.556545]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.556594]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.556643]  ___sys_sendmsg (net/socket.c:2752)
[    2.556693]  __sys_sendmsg (net/socket.c:2784)
[    2.556742]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.556802]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.556855] RIP: 0033:0x7f4fd693b08e
[    2.556909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.556999] RSP: 002b:00007ffc6da32d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.557058] RAX: ffffffffffffffda RBX: 00007ffc6da33518 RCX: 00007f4fd693b08e
[    2.557116] RDX: 0000000000000000 RSI: 00007ffc6da32e20 RDI: 0000000000000005
[    2.557175] RBP: 00007ffc6da32d80 R08: 0000000000000000 R09: 0000000000000000
[    2.557233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.557291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6da334f0
| [    2.561030] ------------[ cut here ]------------
| [    2.561058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/217
| [    2.561096] Modules linked in: sctp_diag sctp
| [    2.561165] Tainted: [W]=WARN
[    2.561183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.561208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.561231] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.561296] RSP: 0018:ff7133f4c053f870 EFLAGS: 00010286
[    2.561315] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.561341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183de00
[    2.561367] RBP: 0000000000000000 R08: ff3d3d0984801110 R09: ff3d3d098968f030
[    2.561393] R10: ff3d3d0989c6a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.561421] R13: 0000000000000010 R14: ff3d3d0989c6a000 R15: ff3d3d098183de00
[    2.561456] FS:  00007f8156601840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.561485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.561510] CR2: 00000000004a2860 CR3: 0000000009ca7002 CR4: 0000000000771ef0
[    2.561537] PKRU: 55555554
[    2.561547] Call Trace:
[    2.561558]  <TASK>
[    2.561569]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.561588]  __dev_notify_flags (net/core/dev.c:9787)
[    2.561605]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.561621]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.561637]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.561656]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.561675]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.561692]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.561712]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.561737]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.561761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.561780]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.561799]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.561816]  ___sys_sendmsg (net/socket.c:2752)
[    2.561833]  __sys_sendmsg (net/socket.c:2784)
[    2.561853]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.561873]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.561898] RIP: 0033:0x7f815683b08e
[    2.561912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.561975] RSP: 002b:00007ffeba5ee620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.562004] RAX: ffffffffffffffda RBX: 00007ffeba5eedc8 RCX: 00007f815683b08e
[    2.562028] RDX: 0000000000000000 RSI: 00007ffeba5ee6d0 RDI: 0000000000000005
[    2.562056] RBP: 00007ffeba5ee630 R08: 0000000000000000 R09: 0000000000000000
[    2.562082] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.562111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeba5eeda0
| [    2.566047] ------------[ cut here ]------------
| [    2.566106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/218
| [    2.566172] Modules linked in: sctp_diag sctp
| [    2.566295] Tainted: [W]=WARN
[    2.566342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.566397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.566451] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.566539] RSP: 0018:ff7133f4c0547720 EFLAGS: 00010286
[    2.566591] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.566650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dd00
[    2.566709] RBP: 0000000000000000 R08: ff3d3d0984a2a0d0 R09: ff3d3d098968b030
[    2.566778] R10: ff3d3d0989682120 R11: fefefefefefefeff R12: 0000000000000000
[    2.566839] R13: 0000000000000010 R14: ff3d3d0989682000 R15: ff3d3d098183dd00
[    2.566907] FS:  00007f291a4ee840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.566969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.567023] CR2: 0000000020a01988 CR3: 0000000009dcf003 CR4: 0000000000771ef0
[    2.567084] PKRU: 55555554
[    2.567126] Call Trace:
[    2.567169]  <TASK>
[    2.567212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.567260]  __dev_notify_flags (net/core/dev.c:9787)
[    2.567311]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.567359]  netif_change_flags (net/core/dev.c:9820)
[    2.567408]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.567458]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.567513]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.567563]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.567613]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.567665]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.567715]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.567771]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.567825]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.567874]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.567930]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.567979]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.568029]  ___sys_sendmsg (net/socket.c:2752)
[    2.568086]  __sys_sendmsg (net/socket.c:2784)
[    2.568136]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.568186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.568239] RIP: 0033:0x7f291a72808e
[    2.568287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.568375] RSP: 002b:00007ffd9c287c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.568434] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f291a72808e
[    2.568493] RDX: 0000000000000000 RSI: 00007ffd9c287d10 RDI: 0000000000000005
[    2.568551] RBP: 00007ffd9c287c70 R08: 0000000000000000 R09: 0000000000000000
[    2.568611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.568669] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9c2883e0
| [    2.572688] ------------[ cut here ]------------
| [    2.572716] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/219
| [    2.572761] Modules linked in: sctp_diag sctp
| [    2.572826] Tainted: [W]=WARN
[    2.572843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.572868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.572890] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.572969] RSP: 0018:ff7133f4c054f720 EFLAGS: 00010286
[    2.572992] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.573021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183de00
[    2.573054] RBP: 0000000000000000 R08: ff3d3d0984801110 R09: ff3d3d098968f030
[    2.573088] R10: ff3d3d0989c6a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.573118] R13: 0000000000000010 R14: ff3d3d0989c6a000 R15: ff3d3d098183de00
[    2.573152] FS:  00007f82c2778840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.573182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.573207] CR2: 0000000001334988 CR3: 0000000009cd2004 CR4: 0000000000771ef0
[    2.573239] PKRU: 55555554
[    2.573249] Call Trace:
[    2.573262]  <TASK>
[    2.573273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.573290]  __dev_notify_flags (net/core/dev.c:9787)
[    2.573306]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.573324]  netif_change_flags (net/core/dev.c:9820)
[    2.573340]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.573356]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.573379]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.573400]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.573418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.573440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.573458]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.573474]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.573495]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.573511]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.573529]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.573545]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.573562]  ___sys_sendmsg (net/socket.c:2752)
[    2.573577]  __sys_sendmsg (net/socket.c:2784)
[    2.573592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.573612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.573630] RIP: 0033:0x7f82c29b208e
[    2.573645] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.573705] RSP: 002b:00007ffe35809140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.573734] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f82c29b208e
[    2.573773] RDX: 0000000000000000 RSI: 00007ffe358091f0 RDI: 0000000000000005
[    2.573800] RBP: 00007ffe35809150 R08: 0000000000000000 R09: 0000000000000000
[    2.573829] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.573856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe358098c0
| [    2.577638] ------------[ cut here ]------------
| [    2.577699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/220
| [    2.577779] Modules linked in: sctp_diag sctp
| [    2.577915] Tainted: [W]=WARN
[    2.577966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.578024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.578079] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.578171] RSP: 0018:ff7133f4c0557658 EFLAGS: 00010286
[    2.578227] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.578290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323ac00
[    2.578349] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d098968b030
[    2.578409] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.578470] R13: 0000000000000010 R14: ff3d3d098971e000 R15: ff3d3d098323ac00
[    2.578535] FS:  00007f5510cae840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.578600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.578659] CR2: 00000000004ebb28 CR3: 00000000064fc005 CR4: 0000000000771ef0
[    2.578722] PKRU: 55555554
[    2.578801] Call Trace:
[    2.578847]  <TASK>
[    2.578899]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.578952]  notifier_call_chain (kernel/notifier.c:85)
[    2.579005]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.579061]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.579115]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.579167]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.579218]  do_set_master (net/core/rtnetlink.c:3011)
[    2.579268]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.579319]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.579377]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.579429]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.579480]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.579535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.579585]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.579645]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.579699]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.579751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.579810]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.579861]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.579919]  ___sys_sendmsg (net/socket.c:2752)
[    2.579971]  __sys_sendmsg (net/socket.c:2784)
[    2.580021]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.580073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.580127] RIP: 0033:0x7f5510ee808e
[    2.580176] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.580267] RSP: 002b:00007fff677d20e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.580327] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5510ee808e
[    2.580387] RDX: 0000000000000000 RSI: 00007fff677d2190 RDI: 0000000000000005
[    2.580446] RBP: 00007fff677d20f0 R08: 0000000000000000 R09: 0000000000000000
[    2.580506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.580566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff677d2860
| [    2.584465] ------------[ cut here ]------------
| [    2.584494] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.584537] Modules linked in: sctp_diag sctp
| [    2.584601] Tainted: [W]=WARN
[    2.584615] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.584645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.584664] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.584731] RSP: 0018:ff7133f4c055f658 EFLAGS: 00010286
[    2.584751] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.584786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323a800
[    2.584821] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d098968f030
[    2.584845] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.584877] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098323a800
[    2.584911] FS:  00007f8f0da3e840(0000) GS:ff3d3d0a249c8000(0000) knlGS:0000000000000000
[    2.584944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.584969] CR2: 00000000004ebb30 CR3: 0000000009cee006 CR4: 0000000000771ef0
[    2.584999] PKRU: 55555554
[    2.585010] Call Trace:
[    2.585020]  <TASK>
[    2.585032]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.585049]  notifier_call_chain (kernel/notifier.c:85)
[    2.585068]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.585092]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.585112]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.585129]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.585146]  do_set_master (net/core/rtnetlink.c:3011)
[    2.585161]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.585178]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.585203]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.585223]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.585243]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.585263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.585279]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.585296]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.585317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.585334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.585350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.585367]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.585385]  ___sys_sendmsg (net/socket.c:2752)
[    2.585403]  __sys_sendmsg (net/socket.c:2784)
[    2.585420]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.585436]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.585458] RIP: 0033:0x7f8f0dc7808e
[    2.585474] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.585535] RSP: 002b:00007fff0d060690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.585561] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8f0dc7808e
[    2.585589] RDX: 0000000000000000 RSI: 00007fff0d060740 RDI: 0000000000000005
[    2.585615] RBP: 00007fff0d0606a0 R08: 0000000000000000 R09: 0000000000000000
[    2.585643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.585671] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d060e10
| [    2.609565] ------------[ cut here ]------------
| [    2.609641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/228
| [    2.609728] Modules linked in: sctp_diag sctp
| [    2.609866] Tainted: [W]=WARN
[    2.609921] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.609978] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.610034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.610124] RSP: 0018:ff7133f4c0597720 EFLAGS: 00010286
[    2.610179] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.610239] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323ac00
[    2.610299] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d098968b030
[    2.610358] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.610418] R13: 0000000000000010 R14: ff3d3d098971e000 R15: ff3d3d098323ac00
[    2.610485] FS:  00007fb498a28840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.610549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.610607] CR2: 000000003aea6988 CR3: 0000000009dcc006 CR4: 0000000000771ef0
[    2.610671] PKRU: 55555554
[    2.610715] Call Trace:
[    2.610769]  <TASK>
[    2.610815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.610866]  __dev_notify_flags (net/core/dev.c:9787)
[    2.610923]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.610975]  netif_change_flags (net/core/dev.c:9820)
[    2.611025]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.611075]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.611132]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.611183]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.611235]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.611289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.611341]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.611392]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.611447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.611498]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.611549]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.611606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.611659]  ___sys_sendmsg (net/socket.c:2752)
[    2.611710]  __sys_sendmsg (net/socket.c:2784)
[    2.611768]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.611825]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.611879] RIP: 0033:0x7fb498c6208e
[    2.611939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.612034] RSP: 002b:00007ffe5adf66c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.612098] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb498c6208e
[    2.612159] RDX: 0000000000000000 RSI: 00007ffe5adf6770 RDI: 0000000000000005
[    2.612218] RBP: 00007ffe5adf66d0 R08: 0000000000000000 R09: 0000000000000000
[    2.612278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.612337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5adf6e40
| [    2.612564] ------------[ cut here ]------------
| [    2.612599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/55
| [    2.612648] Modules linked in: sctp_diag sctp
| [    2.612713] Tainted: [W]=WARN
[    2.612729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.612770] Workqueue: events_unbound linkwatch_event
[    2.612791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.612814] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.612878] RSP: 0018:ff7133f4c01e3d50 EFLAGS: 00010286
[    2.612907] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.612941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0981dd3f00
[    2.612974] RBP: 0000000000000000 R08: ff3d3d09833f6510 R09: ff3d3d0981e6f030
[    2.613007] R10: ff3d3d098971d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.613037] R13: 0000000000000010 R14: ff3d3d098971d000 R15: ff3d3d0981dd3f00
[    2.613075] FS:  0000000000000000(0000) GS:ff3d3d0a248c8000(0000) knlGS:0000000000000000
[    2.613110] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.613138] CR2: 000055b4914ced5c CR3: 000000000196c001 CR4: 0000000000771ef0
[    2.613171] PKRU: 55555554
[    2.613183] Call Trace:
[    2.613195]  <TASK>
[    2.613209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.613228]  netif_state_change (net/core/dev.c:1605)
[    2.613245]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.613264]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.613287]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.613302]  process_one_work (kernel/workqueue.c:3314)
[    2.613320]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.613337]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.613352]  kthread (kernel/kthread.c:436)
[    2.613370]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.613390]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.613409]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.613426]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.616768] ------------[ cut here ]------------
| [    2.616830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/229
| [    2.616906] Modules linked in: sctp_diag sctp
| [    2.617036] Tainted: [W]=WARN
[    2.617085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.617142] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.617196] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.617287] RSP: 0018:ff7133f4c059f720 EFLAGS: 00010286
[    2.617341] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.617401] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098323ac00
[    2.617461] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d098968b030
[    2.617520] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.617580] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098323ac00
[    2.617646] FS:  00007f801ff12840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.617711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.617778] CR2: 00007f80201e21a0 CR3: 0000000009df2003 CR4: 0000000000771ef0
[    2.617843] PKRU: 55555554
[    2.617888] Call Trace:
[    2.617939]  <TASK>
[    2.617984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.618035]  __dev_notify_flags (net/core/dev.c:9787)
[    2.618086]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.618136]  netif_change_flags (net/core/dev.c:9820)
[    2.618188]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.618240]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.618298]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.618351]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.618403]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.618458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.618511]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.618566]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.618623]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.618674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.618725]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.618785]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.618845]  ___sys_sendmsg (net/socket.c:2752)
[    2.618943]  __sys_sendmsg (net/socket.c:2784)
[    2.618996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.619048]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.619102] RIP: 0033:0x7f802014c08e
[    2.619153] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.619251] RSP: 002b:00007ffeed5a7240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.619312] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f802014c08e
[    2.619372] RDX: 0000000000000000 RSI: 00007ffeed5a72f0 RDI: 0000000000000005
[    2.619433] RBP: 00007ffeed5a7250 R08: 0000000000000000 R09: 0000000000000000
[    2.619495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.619555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed5a79c0
| [    2.619769] ------------[ cut here ]------------
| [    2.619797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/55
| [    2.619845] Modules linked in: sctp_diag sctp
| [    2.619923] Tainted: [W]=WARN
[    2.619939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.619963] Workqueue: events_unbound linkwatch_event
[    2.619987] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.620012] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.620079] RSP: 0018:ff7133f4c01e3d50 EFLAGS: 00010286
[    2.620099] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.620129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.620158] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989c6e030
[    2.620189] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.620216] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d0983231300
[    2.620248] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.620281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.620302] CR2: 00007fabb40b9574 CR3: 0000000020247001 CR4: 0000000000771ef0
[    2.620329] PKRU: 55555554
[    2.620339] Call Trace:
[    2.620349]  <TASK>
[    2.620359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.620373]  netif_state_change (net/core/dev.c:1605)
[    2.620388]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.620405]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.620425]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.620440]  process_one_work (kernel/workqueue.c:3314)
[    2.620455]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.620469]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.620483]  kthread (kernel/kthread.c:436)
[    2.620498]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.620513]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.620530]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.620548]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.620616] ------------[ cut here ]------------
| [    2.620635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/55
| [    2.620672] Modules linked in: sctp_diag sctp
| [    2.620727] Tainted: [W]=WARN
[    2.620739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.620767] Workqueue: events_unbound linkwatch_event
[    2.620787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.620809] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.620879] RSP: 0018:ff7133f4c01e3d50 EFLAGS: 00010286
[    2.620903] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.620935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d0983231300
[    2.620967] RBP: 0000000000000000 R08: ff3d3d09833fcbd0 R09: ff3d3d0989c6e030
[    2.620993] R10: ff3d3d0989c59120 R11: fefefefefefefeff R12: 0000000000000000
[    2.621019] R13: 0000000000000010 R14: ff3d3d0989c59000 R15: ff3d3d0983231300
[    2.621047] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[    2.621078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.621100] CR2: 00007fabb40b9574 CR3: 0000000020247001 CR4: 0000000000771ef0
[    2.621127] PKRU: 55555554
[    2.621137] Call Trace:
[    2.621145]  <TASK>
[    2.621157]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.621172]  netif_state_change (net/core/dev.c:1605)
[    2.621186]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.621202]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.621222]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.621236]  process_one_work (kernel/workqueue.c:3314)
[    2.621250]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.621266]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.621284]  kthread (kernel/kthread.c:436)
[    2.621305]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.621322]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.621341]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.621358]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.624953] ------------[ cut here ]------------
| [    2.625014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/230
| [    2.625086] Modules linked in: sctp_diag sctp
| [    2.625215] Tainted: [W]=WARN
[    2.625263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.625319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.625373] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.625467] RSP: 0018:ff7133f4c05a76d0 EFLAGS: 00010286
[    2.625525] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.625587] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183dd00
[    2.625649] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d098968b030
[    2.625709] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.625778] R13: 0000000000000010 R14: ff3d3d098971e000 R15: ff3d3d098183dd00
[    2.625843] FS:  00007f46d21dc840(0000) GS:ff3d3d0a24948000(0000) knlGS:0000000000000000
[    2.625914] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.625976] CR2: 00007ffc079d9ddc CR3: 0000000009dfe005 CR4: 0000000000771ef0
[    2.626041] PKRU: 55555554
[    2.626086] Call Trace:
[    2.626131]  <TASK>
[    2.626176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.626228]  netif_state_change (net/core/dev.c:1605)
[    2.626281]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.626334]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    2.626388]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    2.626441]  ? virtqueue_add_split (drivers/virtio/virtio_ring.c:456 drivers/virtio/virtio_ring.c:700)
[    2.626500]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    2.626553]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.626604]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.626660]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.626715]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.626773]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.626824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.626877]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.626942]  ___sys_sendmsg (net/socket.c:2752)
[    2.626994]  __sys_sendmsg (net/socket.c:2784)
[    2.627045]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.627098]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.627152] RIP: 0033:0x7f46d241608e
[    2.627204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.627297] RSP: 002b:00007ffc079dc940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.627359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46d241608e
[    2.627418] RDX: 0000000000000000 RSI: 00007ffc079dc9f0 RDI: 0000000000000006
[    2.627478] RBP: 00007ffc079dc950 R08: 0000000000000000 R09: 0000000000000000
[    2.627537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ea93
[    2.627598] R13: 00007ffc079dcaa0 R14: 00007ffc079df8bf R15: 0000000000000000
| [   21.601540] ------------[ cut here ]------------
| [   21.601597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.601661] Modules linked in: sctp_diag sctp
| [   21.601754] Tainted: [W]=WARN
[   21.601783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.601818] Workqueue: netns cleanup_net
[   21.601849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.601881] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.601999] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.602030] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.602080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.602127] RBP: 0000000000000000 R08: ff3d3d0983247b10 R09: ff3d3d09865bc030
[   21.602170] R10: ff3d3d09864b5120 R11: fefefefefefefeff R12: 0000000000000000
[   21.602217] R13: 0000000000000011 R14: ff3d3d09864b5000 R15: ff3d3d098183d000
[   21.602264] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.602313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.602354] CR2: 00007fbe48436574 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.602397] PKRU: 55555554
[   21.602411] Call Trace:
[   21.602430]  <TASK>
[   21.602447]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.602478]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.602501]  cleanup_net (net/core/net_namespace.c:702)
[   21.602526]  process_one_work (kernel/workqueue.c:3314)
[   21.602553]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.602577]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.602599]  kthread (kernel/kthread.c:436)
[   21.602623]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.602647]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.602671]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.602695]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.602837] ------------[ cut here ]------------
| [   21.602871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.602924] Modules linked in: sctp_diag sctp
| [   21.603012] Tainted: [W]=WARN
[   21.603033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.603068] Workqueue: netns cleanup_net
[   21.603091] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.603119] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.603211] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.603240] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.603285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.603331] RBP: 0000000000000000 R08: ff3d3d0981986810 R09: ff3d3d09865bf030
[   21.603370] R10: ff3d3d09864b0120 R11: fefefefefefefeff R12: 0000000000000000
[   21.603411] R13: 0000000000000011 R14: ff3d3d09864b0000 R15: ff3d3d098183d000
[   21.603457] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.603499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.603534] CR2: 00007fbe48436574 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.603578] PKRU: 55555554
[   21.603594] Call Trace:
[   21.603610]  <TASK>
[   21.603624]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.603657]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.603680]  cleanup_net (net/core/net_namespace.c:702)
[   21.603703]  process_one_work (kernel/workqueue.c:3314)
[   21.603727]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.603748]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.603773]  kthread (kernel/kthread.c:436)
[   21.603797]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.603823]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.603848]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.603869]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.603989] ------------[ cut here ]------------
| [   21.604017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.604073] Modules linked in: sctp_diag sctp
| [   21.604163] Tainted: [W]=WARN
[   21.604185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.604220] Workqueue: netns cleanup_net
[   21.604239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.604267] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.604359] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.604387] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.604427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.604472] RBP: 0000000000000000 R08: ff3d3d0981986710 R09: ff3d3d09864a6034
[   21.604510] R10: ff3d3d09864b3120 R11: fefefefefefefeff R12: 0000000000000000
[   21.604549] R13: 0000000000000011 R14: ff3d3d09864b3000 R15: ff3d3d098183d000
[   21.604590] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.604631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.604667] CR2: 00007fbe48436574 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.604710] PKRU: 55555554
[   21.604724] Call Trace:
[   21.604742]  <TASK>
[   21.604760]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.604789]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.604811]  cleanup_net (net/core/net_namespace.c:702)
[   21.604833]  process_one_work (kernel/workqueue.c:3314)
[   21.604857]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.604879]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.604900]  kthread (kernel/kthread.c:436)
[   21.604922]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.604943]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.604971]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.604994]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.605113] ------------[ cut here ]------------
| [   21.605144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.605210] Modules linked in: sctp_diag sctp
| [   21.605305] Tainted: [W]=WARN
[   21.605328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.605368] Workqueue: netns cleanup_net
[   21.605397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.605428] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.605537] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.605569] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.605617] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.605661] RBP: 0000000000000000 R08: ff3d3d09819865d0 R09: ff3d3d09865b9830
[   21.605714] R10: ff3d3d098649c120 R11: fefefefefefefeff R12: 0000000000000000
[   21.605762] R13: 0000000000000011 R14: ff3d3d098649c000 R15: ff3d3d098183d000
[   21.605816] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.605864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.605900] CR2: 00007fbe48436574 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.605940] PKRU: 55555554
[   21.605960] Call Trace:
[   21.605977]  <TASK>
[   21.605994]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.606025]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.606050]  cleanup_net (net/core/net_namespace.c:702)
[   21.606074]  process_one_work (kernel/workqueue.c:3314)
[   21.606097]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.606120]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.606145]  kthread (kernel/kthread.c:436)
[   21.606169]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.606194]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.606217]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.606242]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.606354] ------------[ cut here ]------------
| [   21.606382] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.606434] Modules linked in: sctp_diag sctp
| [   21.606515] Tainted: [W]=WARN
[   21.606535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.606572] Workqueue: netns cleanup_net
[   21.606596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.606627] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.606717] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.606746] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.606794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.606839] RBP: 0000000000000000 R08: ff3d3d09819864d0 R09: ff3d3d0986497830
[   21.606879] R10: ff3d3d098649d120 R11: fefefefefefefeff R12: 0000000000000000
[   21.606922] R13: 0000000000000011 R14: ff3d3d098649d000 R15: ff3d3d098183d000
[   21.606970] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.607012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.607047] CR2: 00007fbe48436574 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.607089] PKRU: 55555554
[   21.607104] Call Trace:
[   21.607117]  <TASK>
[   21.607129]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.607157]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.607178]  cleanup_net (net/core/net_namespace.c:702)
[   21.607202]  process_one_work (kernel/workqueue.c:3314)
[   21.607229]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.607250]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.607273]  kthread (kernel/kthread.c:436)
[   21.607296]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.607320]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.607345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.607367]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.615798] ------------[ cut here ]------------
| [   21.615837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.615899] Modules linked in: sctp_diag sctp
| [   21.616002] Tainted: [W]=WARN
[   21.616022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.616054] Workqueue: netns cleanup_net
[   21.616081] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.616112] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.616205] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.616232] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.616274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.616314] RBP: 0000000000000000 R08: ff3d3d09833f6510 R09: ff3d3d098649d030
[   21.616354] R10: ff3d3d098971d120 R11: fefefefefefefeff R12: 0000000000000000
[   21.616404] R13: 0000000000000010 R14: ff3d3d098971d000 R15: ff3d3d098183d000
[   21.616447] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.616491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.616523] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.616565] PKRU: 55555554
[   21.616582] Call Trace:
[   21.616596]  <TASK>
[   21.616613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.616637]  netif_close_many (net/core/dev.c:1804)
[   21.616660]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.616690]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.616720]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.616752]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.616782]  cleanup_net (net/core/net_namespace.c:702)
[   21.616805]  process_one_work (kernel/workqueue.c:3314)
[   21.616829]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.616850]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.616872]  kthread (kernel/kthread.c:436)
[   21.616894]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.616915]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.616939]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.616965]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.617066] ------------[ cut here ]------------
| [   21.617095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.617151] Modules linked in: sctp_diag sctp
| [   21.617238] Tainted: [W]=WARN
[   21.617260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.617296] Workqueue: netns cleanup_net
[   21.617319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.617348] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.617446] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.617471] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.617514] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.617559] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d098649d030
[   21.617602] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[   21.617643] R13: 0000000000000010 R14: ff3d3d098971e000 R15: ff3d3d098183d000
[   21.617684] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.617728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.617771] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.617815] PKRU: 55555554
[   21.617830] Call Trace:
[   21.617844]  <TASK>
[   21.617860]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.617886]  netif_close_many (net/core/dev.c:1804)
[   21.617908]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.617937]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.617969]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.617996]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.618018]  cleanup_net (net/core/net_namespace.c:702)
[   21.618042]  process_one_work (kernel/workqueue.c:3314)
[   21.618064]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.618085]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.618107]  kthread (kernel/kthread.c:436)
[   21.618129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.618153]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.618179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.618201]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.618308] ------------[ cut here ]------------
| [   21.618336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.618389] Modules linked in: sctp_diag sctp
| [   21.618467] Tainted: [W]=WARN
[   21.618487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.618526] Workqueue: netns cleanup_net
[   21.618546] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.618576] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.618671] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.618698] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.618737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.618778] RBP: 0000000000000000 R08: ff3d3d09819863d0 R09: ff3d3d098649d02c
[   21.618824] R10: ff3d3d0986498120 R11: fefefefefefefeff R12: 0000000000000000
[   21.618865] R13: 0000000000000010 R14: ff3d3d0986498000 R15: ff3d3d098183d000
[   21.618906] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.618958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.618998] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.619039] PKRU: 55555554
[   21.619052] Call Trace:
[   21.619068]  <TASK>
[   21.619083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.619110]  netif_close_many (net/core/dev.c:1804)
[   21.619133]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.619161]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.619192]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.619220]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.619242]  cleanup_net (net/core/net_namespace.c:702)
[   21.619264]  process_one_work (kernel/workqueue.c:3314)
[   21.619284]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.619305]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.619327]  kthread (kernel/kthread.c:436)
[   21.619349]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.619377]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.619401]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.619423]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.619544] ------------[ cut here ]------------
| [   21.619578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.619631] Modules linked in: sctp_diag sctp
| [   21.619708] Tainted: [W]=WARN
[   21.619733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.619770] Workqueue: netns cleanup_net
[   21.619791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.619819] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.619912] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.619939] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.619986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.620031] RBP: 0000000000000000 R08: ff3d3d09833f6510 R09: ff3d3d0989722830
[   21.620072] R10: ff3d3d098971d120 R11: fefefefefefefeff R12: 0000000000000000
[   21.620113] R13: 0000000000000011 R14: ff3d3d098971d000 R15: ff3d3d098183d000
[   21.620158] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.620202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.620237] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.620277] PKRU: 55555554
[   21.620293] Call Trace:
[   21.620305]  <TASK>
[   21.620321]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.620349]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.620376]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.620399]  cleanup_net (net/core/net_namespace.c:702)
[   21.620422]  process_one_work (kernel/workqueue.c:3314)
[   21.620442]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.620462]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.620485]  kthread (kernel/kthread.c:436)
[   21.620508]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.620531]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.620554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.620573]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.620702] ------------[ cut here ]------------
| [   21.620735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.620794] Modules linked in: sctp_diag sctp
| [   21.620876] Tainted: [W]=WARN
[   21.620896] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.620927] Workqueue: netns cleanup_net
[   21.620947] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.620980] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.621073] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.621103] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.621144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.621183] RBP: 0000000000000000 R08: ff3d3d09833f6550 R09: ff3d3d09897c7830
[   21.621221] R10: ff3d3d098971e120 R11: fefefefefefefeff R12: 0000000000000000
[   21.621266] R13: 0000000000000011 R14: ff3d3d098971e000 R15: ff3d3d098183d000
[   21.621309] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.621350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.621386] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.621427] PKRU: 55555554
[   21.621440] Call Trace:
[   21.621453]  <TASK>
[   21.621465]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.621495]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.621522]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.621546]  cleanup_net (net/core/net_namespace.c:702)
[   21.621573]  process_one_work (kernel/workqueue.c:3314)
[   21.621594]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.621617]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.621640]  kthread (kernel/kthread.c:436)
[   21.621662]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.621685]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.621705]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.621725]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.621843] ------------[ cut here ]------------
| [   21.621874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.621927] Modules linked in: sctp_diag sctp
| [   21.622012] Tainted: [W]=WARN
[   21.622031] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.622064] Workqueue: netns cleanup_net
[   21.622084] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.622110] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.622202] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.622231] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.622273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.622317] RBP: 0000000000000000 R08: ff3d3d09819863d0 R09: ff3d3d09864a102c
[   21.622358] R10: ff3d3d0986498120 R11: fefefefefefefeff R12: 0000000000000000
[   21.622400] R13: 0000000000000011 R14: ff3d3d0986498000 R15: ff3d3d098183d000
[   21.622442] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.622484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.622519] CR2: 00007f6eba2eff98 CR3: 0000000020247004 CR4: 0000000000771ef0
[   21.622559] PKRU: 55555554
[   21.622573] Call Trace:
[   21.622585]  <TASK>
[   21.622598]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.622626]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.622654]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.622673]  cleanup_net (net/core/net_namespace.c:702)
[   21.622696]  process_one_work (kernel/workqueue.c:3314)
[   21.622717]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.622736]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.622759]  kthread (kernel/kthread.c:436)
[   21.622781]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.622804]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.622826]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.622849]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.642849] ------------[ cut here ]------------
| [   21.642902] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.642978] Modules linked in: sctp_diag sctp
| [   21.643107] Tainted: [W]=WARN
[   21.643128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.643164] Workqueue: netns cleanup_net
[   21.643188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.643218] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.643315] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.643344] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.643385] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.643425] RBP: 0000000000000000 R08: ff3d3d0984801910 R09: ff3d3d09897ab030
[   21.643471] R10: ff3d3d09897b4120 R11: fefefefefefefeff R12: 0000000000000000
[   21.643511] R13: 0000000000000011 R14: ff3d3d09897b4000 R15: ff3d3d098183d000
[   21.643557] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.643600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.643635] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.643678] PKRU: 55555554
[   21.643691] Call Trace:
[   21.643707]  <TASK>
[   21.643720]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.643750]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.643774]  cleanup_net (net/core/net_namespace.c:702)
[   21.643797]  process_one_work (kernel/workqueue.c:3314)
[   21.643821]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.643842]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.643863]  kthread (kernel/kthread.c:436)
[   21.643887]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.643913]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.643936]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.643960]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.644085] ------------[ cut here ]------------
| [   21.644114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.644170] Modules linked in: sctp_diag sctp
| [   21.644255] Tainted: [W]=WARN
[   21.644276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.644321] Workqueue: netns cleanup_net
[   21.644348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.644378] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.644474] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.644501] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.644544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.644587] RBP: 0000000000000000 R08: ff3d3d0981986b10 R09: ff3d3d09897ae030
[   21.644629] R10: ff3d3d09897b7120 R11: fefefefefefefeff R12: 0000000000000000
[   21.644671] R13: 0000000000000011 R14: ff3d3d09897b7000 R15: ff3d3d098183d000
[   21.644713] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.644772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.644809] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.644849] PKRU: 55555554
[   21.644865] Call Trace:
[   21.644878]  <TASK>
[   21.644896]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.644931]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.644960]  cleanup_net (net/core/net_namespace.c:702)
[   21.644982]  process_one_work (kernel/workqueue.c:3314)
[   21.645006]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.645025]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.645046]  kthread (kernel/kthread.c:436)
[   21.645069]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.645091]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.645112]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.645134]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.645253] ------------[ cut here ]------------
| [   21.645282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.645340] Modules linked in: sctp_diag sctp
| [   21.645428] Tainted: [W]=WARN
[   21.645449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.645482] Workqueue: netns cleanup_net
[   21.645504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.645537] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.645626] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.645657] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.645696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.645738] RBP: 0000000000000000 R08: ff3d3d0981229990 R09: ff3d3d09897af834
[   21.645781] R10: ff3d3d09897b2120 R11: fefefefefefefeff R12: 0000000000000000
[   21.645823] R13: 0000000000000011 R14: ff3d3d09897b2000 R15: ff3d3d098183d000
[   21.645866] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.645909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.645942] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.645984] PKRU: 55555554
[   21.645999] Call Trace:
[   21.646014]  <TASK>
[   21.646030]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.646058]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.646080]  cleanup_net (net/core/net_namespace.c:702)
[   21.646102]  process_one_work (kernel/workqueue.c:3314)
[   21.646122]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.646146]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.646166]  kthread (kernel/kthread.c:436)
[   21.646189]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.646211]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.646233]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.646256]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.646354] ------------[ cut here ]------------
| [   21.646389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.646441] Modules linked in: sctp_diag sctp
| [   21.647697] Tainted: [W]=WARN
[   21.647718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.647762] Workqueue: netns cleanup_net
[   21.647787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.647813] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.647905] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.647938] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.647984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.648026] RBP: 0000000000000000 R08: ff3d3d0984801850 R09: ff3d3d09897a7030
[   21.648066] R10: ff3d3d09897b3120 R11: fefefefefefefeff R12: 0000000000000000
[   21.648105] R13: 0000000000000011 R14: ff3d3d09897b3000 R15: ff3d3d098183d000
[   21.648148] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.648192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.648225] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.648269] PKRU: 55555554
[   21.648284] Call Trace:
[   21.648297]  <TASK>
[   21.648317]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.648346]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.648369]  cleanup_net (net/core/net_namespace.c:702)
[   21.648392]  process_one_work (kernel/workqueue.c:3314)
[   21.648418]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.648441]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.648462]  kthread (kernel/kthread.c:436)
[   21.648485]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.648507]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.648528]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.648548]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.648675] ------------[ cut here ]------------
| [   21.648707] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.648783] Modules linked in: sctp_diag sctp
| [   21.648872] Tainted: [W]=WARN
[   21.648894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.648931] Workqueue: netns cleanup_net
[   21.648961] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.648991] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.649082] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.649117] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.649159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.649201] RBP: 0000000000000000 R08: ff3d3d09849aa850 R09: ff3d3d09897a9030
[   21.649243] R10: ff3d3d0986564120 R11: fefefefefefefeff R12: 0000000000000000
[   21.649282] R13: 0000000000000011 R14: ff3d3d0986564000 R15: ff3d3d098183d000
[   21.649325] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.649367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.649402] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.649446] PKRU: 55555554
[   21.649462] Call Trace:
[   21.649476]  <TASK>
[   21.649491]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.649520]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.649543]  cleanup_net (net/core/net_namespace.c:702)
[   21.649566]  process_one_work (kernel/workqueue.c:3314)
[   21.649588]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.649609]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.649633]  kthread (kernel/kthread.c:436)
[   21.649657]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.649680]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.649703]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.649726]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.650001] ------------[ cut here ]------------
| [   21.650042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.650102] Modules linked in: sctp_diag sctp
| [   21.650190] Tainted: [W]=WARN
[   21.650214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.650247] Workqueue: netns cleanup_net
[   21.650271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.650301] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.650392] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.650421] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.650463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.650503] RBP: 0000000000000000 R08: ff3d3d0982fbde90 R09: ff3d3d0989714030
[   21.650545] R10: ff3d3d0989719120 R11: fefefefefefefeff R12: 0000000000000000
[   21.650586] R13: 0000000000000011 R14: ff3d3d0989719000 R15: ff3d3d098183d000
[   21.650630] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.650672] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.650705] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.650749] PKRU: 55555554
[   21.650767] Call Trace:
[   21.650782]  <TASK>
[   21.650799]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.650827]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.650848]  cleanup_net (net/core/net_namespace.c:702)
[   21.650871]  process_one_work (kernel/workqueue.c:3314)
[   21.650894]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.650915]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.650937]  kthread (kernel/kthread.c:436)
[   21.650969]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.650992]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.651015]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.651037]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.651159] ------------[ cut here ]------------
| [   21.651189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.651245] Modules linked in: sctp_diag sctp
| [   21.651327] Tainted: [W]=WARN
[   21.651346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.651385] Workqueue: netns cleanup_net
[   21.651408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.651435] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.651528] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.651555] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.651592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.651632] RBP: 0000000000000000 R08: ff3d3d0981dba010 R09: ff3d3d0989717030
[   21.651671] R10: ff3d3d098970c120 R11: fefefefefefefeff R12: 0000000000000000
[   21.651713] R13: 0000000000000011 R14: ff3d3d098970c000 R15: ff3d3d098183d000
[   21.651762] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.651807] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.651842] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.651884] PKRU: 55555554
[   21.651900] Call Trace:
[   21.651914]  <TASK>
[   21.651928]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.651964]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.651987]  cleanup_net (net/core/net_namespace.c:702)
[   21.652012]  process_one_work (kernel/workqueue.c:3314)
[   21.652034]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.652056]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.652078]  kthread (kernel/kthread.c:436)
[   21.652098]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.652118]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.652144]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.652168]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.652282] ------------[ cut here ]------------
| [   21.652310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.652361] Modules linked in: sctp_diag sctp
| [   21.652443] Tainted: [W]=WARN
[   21.652462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.652494] Workqueue: netns cleanup_net
[   21.652514] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.652542] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.652636] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.652663] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.652704] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.652746] RBP: 0000000000000000 R08: ff3d3d0981dba190 R09: ff3d3d0989706034
[   21.652796] R10: ff3d3d098970f120 R11: fefefefefefefeff R12: 0000000000000000
[   21.652836] R13: 0000000000000011 R14: ff3d3d098970f000 R15: ff3d3d098183d000
[   21.652876] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.652918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.652950] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.652994] PKRU: 55555554
[   21.653016] Call Trace:
[   21.653031]  <TASK>
[   21.653044]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.653072]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.653096]  cleanup_net (net/core/net_namespace.c:702)
[   21.653118]  process_one_work (kernel/workqueue.c:3314)
[   21.653141]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.653162]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.653181]  kthread (kernel/kthread.c:436)
[   21.653207]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.653230]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.653251]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.653277]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.653375] ------------[ cut here ]------------
| [   21.653401] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.653451] Modules linked in: sctp_diag sctp
| [   21.653534] Tainted: [W]=WARN
[   21.653555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.653588] Workqueue: netns cleanup_net
[   21.653607] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.653636] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.653728] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.653761] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.653801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.653845] RBP: 0000000000000000 R08: ff3d3d0981dba310 R09: ff3d3d0989711830
[   21.653885] R10: ff3d3d0989708120 R11: fefefefefefefeff R12: 0000000000000000
[   21.653926] R13: 0000000000000011 R14: ff3d3d0989708000 R15: ff3d3d098183d000
[   21.653981] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.654024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.654056] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.654097] PKRU: 55555554
[   21.654112] Call Trace:
[   21.654126]  <TASK>
[   21.654142]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.654171]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.654193]  cleanup_net (net/core/net_namespace.c:702)
[   21.654214]  process_one_work (kernel/workqueue.c:3314)
[   21.654234]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.654259]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.654280]  kthread (kernel/kthread.c:436)
[   21.654304]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.654326]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.654354]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.654376]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.654474] ------------[ cut here ]------------
| [   21.654502] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.654554] Modules linked in: sctp_diag sctp
| [   21.654633] Tainted: [W]=WARN
[   21.654655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.654686] Workqueue: netns cleanup_net
[   21.654707] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.654732] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.654828] RSP: 0018:ff7133f4c023fce8 EFLAGS: 00010286
[   21.654856] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.654894] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.654932] RBP: 0000000000000000 R08: ff3d3d0981dba250 R09: ff3d3d09896f7830
[   21.654980] R10: ff3d3d0989709120 R11: fefefefefefefeff R12: 0000000000000000
[   21.655023] R13: 0000000000000011 R14: ff3d3d0989709000 R15: ff3d3d098183d000
[   21.655065] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.655108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.655143] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.655180] PKRU: 55555554
[   21.655196] Call Trace:
[   21.655209]  <TASK>
[   21.655222]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.655250]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   21.655273]  cleanup_net (net/core/net_namespace.c:702)
[   21.655296]  process_one_work (kernel/workqueue.c:3314)
[   21.655319]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.655342]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.655365]  kthread (kernel/kthread.c:436)
[   21.655388]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.655411]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.655440]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.655461]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.667786] ------------[ cut here ]------------
| [   21.667838] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.667894] Modules linked in: sctp_diag sctp
| [   21.667981] Tainted: [W]=WARN
[   21.668002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.668036] Workqueue: netns cleanup_net
[   21.668059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.668088] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.668190] RSP: 0018:ff7133f4c023fbe8 EFLAGS: 00010286
[   21.668219] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   21.668261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.668305] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989709030
[   21.668352] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.668392] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098183d000
[   21.668432] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.668477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.668512] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.668554] PKRU: 55555554
[   21.668570] Call Trace:
[   21.668584]  <TASK>
[   21.668600]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   21.668624]  notifier_call_chain (kernel/notifier.c:85)
[   21.668651]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   21.668684]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   21.668715]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   21.668739]  default_device_exit_batch (net/core/dev.c:13084)
[   21.668774]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.668798]  cleanup_net (net/core/net_namespace.c:702)
[   21.668819]  process_one_work (kernel/workqueue.c:3314)
[   21.668838]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.668864]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.668890]  kthread (kernel/kthread.c:436)
[   21.668915]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.668938]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.668964]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.668987]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.669084] ------------[ cut here ]------------
| [   21.669112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.669162] Modules linked in: sctp_diag sctp
| [   21.669240] Tainted: [W]=WARN
[   21.669266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.669305] Workqueue: netns cleanup_net
[   21.669330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.669364] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.669459] RSP: 0018:ff7133f4c023fbe0 EFLAGS: 00010286
[   21.669489] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   21.669535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.669584] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989709030
[   21.669631] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.669672] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098183d000
[   21.669723] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.669773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.669806] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.669846] PKRU: 55555554
[   21.669865] Call Trace:
[   21.669881]  <TASK>
[   21.669896]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.669920]  __dev_notify_flags (net/core/dev.c:9787)
[   21.669944]  netif_change_flags (net/core/dev.c:9820)
[   21.669971]  dev_change_flags (net/core/dev_api.c:68)
[   21.669992]  cycle_netdev (drivers/net/vrf.c:1001)
[   21.670015]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   21.670037]  default_device_exit_batch (net/core/dev.c:13084)
[   21.670066]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.670090]  cleanup_net (net/core/net_namespace.c:702)
[   21.670113]  process_one_work (kernel/workqueue.c:3314)
[   21.670136]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.670157]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.670182]  kthread (kernel/kthread.c:436)
[   21.670204]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.670228]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.670250]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.670273]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.670354] ------------[ cut here ]------------
| [   21.670383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.670437] Modules linked in: sctp_diag sctp
| [   21.670517] Tainted: [W]=WARN
[   21.670536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.670577] Workqueue: netns cleanup_net
[   21.670601] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.670632] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.670726] RSP: 0018:ff7133f4c023fbe0 EFLAGS: 00010286
[   21.670751] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   21.670794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.670837] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989709030
[   21.670882] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.670925] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098183d000
[   21.670970] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.671010] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.671044] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.671083] PKRU: 55555554
[   21.671098] Call Trace:
[   21.671111]  <TASK>
[   21.671127]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.671150]  __dev_notify_flags (net/core/dev.c:9787)
[   21.671173]  netif_change_flags (net/core/dev.c:9820)
[   21.671194]  dev_change_flags (net/core/dev_api.c:68)
[   21.671214]  cycle_netdev (drivers/net/vrf.c:1003)
[   21.671237]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   21.671259]  default_device_exit_batch (net/core/dev.c:13084)
[   21.671288]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.671308]  cleanup_net (net/core/net_namespace.c:702)
[   21.671333]  process_one_work (kernel/workqueue.c:3314)
[   21.671354]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.671378]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.671401]  kthread (kernel/kthread.c:436)
[   21.671425]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.671447]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.671471]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.671494]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.671586] ------------[ cut here ]------------
| [   21.671615] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.671666] Modules linked in: sctp_diag sctp
| [   21.671752] Tainted: [W]=WARN
[   21.671802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.671835] Workqueue: netns cleanup_net
[   21.671858] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.671900] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.672002] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.672031] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.672071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.672107] RBP: 0000000000000000 R08: ff3d3d0981984490 R09: ff3d3d0989709030
[   21.672147] R10: ff3d3d09897b9120 R11: fefefefefefefeff R12: 0000000000000000
[   21.672189] R13: 0000000000000010 R14: ff3d3d09897b9000 R15: ff3d3d098183d000
[   21.672236] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.672279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.672314] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.672354] PKRU: 55555554
[   21.672369] Call Trace:
[   21.672382]  <TASK>
[   21.672399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.672422]  netif_close_many (net/core/dev.c:1804)
[   21.672445]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[   21.672472]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.672501]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.672529]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.672551]  cleanup_net (net/core/net_namespace.c:702)
[   21.672574]  process_one_work (kernel/workqueue.c:3314)
[   21.672596]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.672618]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.672640]  kthread (kernel/kthread.c:436)
[   21.672663]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.672687]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.672708]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.672733]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.672821] ------------[ cut here ]------------
| [   21.672847] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.672902] Modules linked in: sctp_diag sctp
| [   21.672987] Tainted: [W]=WARN
[   21.673006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.673044] Workqueue: netns cleanup_net
[   21.673065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.673099] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.673198] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.673224] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.673264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.673305] RBP: 0000000000000000 R08: ff3d3d0984801110 R09: ff3d3d0989709030
[   21.673345] R10: ff3d3d0989c6a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.673384] R13: 0000000000000010 R14: ff3d3d0989c6a000 R15: ff3d3d098183d000
[   21.673425] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.673466] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.673501] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.673539] PKRU: 55555554
[   21.673553] Call Trace:
[   21.673565]  <TASK>
[   21.673579]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.673598]  netif_close_many (net/core/dev.c:1804)
[   21.673620]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.673648]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.673676]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.673703]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.673725]  cleanup_net (net/core/net_namespace.c:702)
[   21.673750]  process_one_work (kernel/workqueue.c:3314)
[   21.673774]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.673796]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.673818]  kthread (kernel/kthread.c:436)
[   21.673842]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.673865]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.673888]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.673907]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.673984] ------------[ cut here ]------------
| [   21.674011] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.674065] Modules linked in: sctp_diag sctp
| [   21.674146] Tainted: [W]=WARN
[   21.674165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.674198] Workqueue: netns cleanup_net
[   21.674219] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.674245] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.674337] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.674365] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.674406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.674445] RBP: 0000000000000000 R08: ff3d3d0984a2a0d0 R09: ff3d3d0989709030
[   21.674485] R10: ff3d3d0989682120 R11: fefefefefefefeff R12: 0000000000000000
[   21.674525] R13: 0000000000000010 R14: ff3d3d0989682000 R15: ff3d3d098183d000
[   21.674566] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.674611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.674644] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.674686] PKRU: 55555554
[   21.674700] Call Trace:
[   21.674716]  <TASK>
[   21.674730]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.674752]  netif_close_many (net/core/dev.c:1804)
[   21.674775]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.674803]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.674835]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.674867]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.674888]  cleanup_net (net/core/net_namespace.c:702)
[   21.674910]  process_one_work (kernel/workqueue.c:3314)
[   21.674929]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.674957]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.674979]  kthread (kernel/kthread.c:436)
[   21.675004]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.675025]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.675048]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.675067]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.675146] ------------[ cut here ]------------
| [   21.675173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.675224] Modules linked in: sctp_diag sctp
| [   21.675303] Tainted: [W]=WARN
[   21.675329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.675366] Workqueue: netns cleanup_net
[   21.675387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.675414] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.675507] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.675536] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.675576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.675615] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989709030
[   21.675655] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.675695] R13: 0000000000000010 R14: ff3d3d0989c5a000 R15: ff3d3d098183d000
[   21.675737] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.675777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.675817] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.675861] PKRU: 55555554
[   21.675877] Call Trace:
[   21.675890]  <TASK>
[   21.675905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.675924]  netif_close_many (net/core/dev.c:1804)
[   21.675948]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.675978]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.676009]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.676036]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.676058]  cleanup_net (net/core/net_namespace.c:702)
[   21.676080]  process_one_work (kernel/workqueue.c:3314)
[   21.676101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.676120]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.676142]  kthread (kernel/kthread.c:436)
[   21.676163]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.676185]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.676206]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.676227]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.676297] ------------[ cut here ]------------
| [   21.676323] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.676375] Modules linked in: sctp_diag sctp
| [   21.676457] Tainted: [W]=WARN
[   21.676483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.676518] Workqueue: netns cleanup_net
[   21.676540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.676567] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.676654] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.676681] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.676721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.676759] RBP: 0000000000000000 R08: ff3d3d09849aa4d0 R09: ff3d3d098970902c
[   21.676798] R10: ff3d3d0986567120 R11: fefefefefefefeff R12: 0000000000000000
[   21.676837] R13: 0000000000000010 R14: ff3d3d0986567000 R15: ff3d3d098183d000
[   21.676908] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.676948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.676984] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.677027] PKRU: 55555554
[   21.677042] Call Trace:
[   21.677054]  <TASK>
[   21.677077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.677099]  netif_close_many (net/core/dev.c:1804)
[   21.677120]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.677149]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.677176]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.677209]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.677230]  cleanup_net (net/core/net_namespace.c:702)
[   21.677252]  process_one_work (kernel/workqueue.c:3314)
[   21.677274]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.677292]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.677316]  kthread (kernel/kthread.c:436)
[   21.677339]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.677364]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.677386]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.677408]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.677478] ------------[ cut here ]------------
| [   21.677503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.677559] Modules linked in: sctp_diag sctp
| [   21.677636] Tainted: [W]=WARN
[   21.677654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.677686] Workqueue: netns cleanup_net
[   21.677707] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.677738] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.677834] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.677863] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.677906] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.677945] RBP: 0000000000000000 R08: ff3d3d09833fcbd0 R09: ff3d3d0989709030
[   21.677996] R10: ff3d3d0989c59120 R11: fefefefefefefeff R12: 0000000000000000
[   21.678034] R13: 0000000000000010 R14: ff3d3d0989c59000 R15: ff3d3d098183d000
[   21.678082] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.678124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.678157] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.678195] PKRU: 55555554
[   21.678210] Call Trace:
[   21.678223]  <TASK>
[   21.678246]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.678268]  netif_close_many (net/core/dev.c:1804)
[   21.678289]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.678315]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.678343]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.678371]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.678393]  cleanup_net (net/core/net_namespace.c:702)
[   21.678417]  process_one_work (kernel/workqueue.c:3314)
[   21.678439]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.678461]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.678482]  kthread (kernel/kthread.c:436)
[   21.678504]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.678528]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.678551]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.678574]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.678655] ------------[ cut here ]------------
| [   21.678682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.678736] Modules linked in: sctp_diag sctp
| [   21.678821] Tainted: [W]=WARN
[   21.678839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.678879] Workqueue: netns cleanup_net
[   21.678901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.678930] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.679023] RSP: 0018:ff7133f4c023fc08 EFLAGS: 00010286
[   21.679050] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   21.679090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.679137] RBP: 0000000000000000 R08: ff3d3d0981dba350 R09: ff3d3d098970902c
[   21.679179] R10: ff3d3d0989684120 R11: fefefefefefefeff R12: 0000000000000000
[   21.679221] R13: 0000000000000010 R14: ff3d3d0989684000 R15: ff3d3d098183d000
[   21.679267] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.679305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.679346] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.679384] PKRU: 55555554
[   21.679399] Call Trace:
[   21.679412]  <TASK>
[   21.679432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   21.679453]  netif_close_many (net/core/dev.c:1804)
[   21.679478]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   21.679513]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   21.679543]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.679570]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.679590]  cleanup_net (net/core/net_namespace.c:702)
[   21.679609]  process_one_work (kernel/workqueue.c:3314)
[   21.679632]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.679649]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.679670]  kthread (kernel/kthread.c:436)
[   21.679691]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.679715]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.679740]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.679765]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.679882] ------------[ cut here ]------------
| [   21.679909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.679970] Modules linked in: sctp_diag sctp
| [   21.680056] Tainted: [W]=WARN
[   21.680076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.680105] Workqueue: netns cleanup_net
[   21.680125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.680152] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.680248] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.680277] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.680317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.680359] RBP: 0000000000000000 R08: ff3d3d0984801110 R09: ff3d3d09897c6830
[   21.680399] R10: ff3d3d0989c6a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.680445] R13: 0000000000000011 R14: ff3d3d0989c6a000 R15: ff3d3d098183d000
[   21.680484] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.680524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.680556] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.680598] PKRU: 55555554
[   21.680616] Call Trace:
[   21.680631]  <TASK>
[   21.680643]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.680669]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.680696]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.680718]  cleanup_net (net/core/net_namespace.c:702)
[   21.680739]  process_one_work (kernel/workqueue.c:3314)
[   21.680761]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.680783]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.680803]  kthread (kernel/kthread.c:436)
[   21.680825]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.680846]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.680870]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.680892]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.681005] ------------[ cut here ]------------
| [   21.681039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.681100] Modules linked in: sctp_diag sctp
| [   21.681184] Tainted: [W]=WARN
[   21.681207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.681246] Workqueue: netns cleanup_net
[   21.681268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.681294] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.681389] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.681414] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.681453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.681491] RBP: 0000000000000000 R08: ff3d3d0984a2a0d0 R09: ff3d3d09865bb030
[   21.681529] R10: ff3d3d0989682120 R11: fefefefefefefeff R12: 0000000000000000
[   21.681594] R13: 0000000000000011 R14: ff3d3d0989682000 R15: ff3d3d098183d000
[   21.681636] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.681680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.681713] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.681752] PKRU: 55555554
[   21.681771] Call Trace:
[   21.681787]  <TASK>
[   21.681799]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.681827]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.681854]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.681876]  cleanup_net (net/core/net_namespace.c:702)
[   21.681896]  process_one_work (kernel/workqueue.c:3314)
[   21.681919]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.681939]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.681965]  kthread (kernel/kthread.c:436)
[   21.681987]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.682006]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.682028]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.682051]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.682156] ------------[ cut here ]------------
| [   21.682183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.682239] Modules linked in: sctp_diag sctp
| [   21.682317] Tainted: [W]=WARN
[   21.682336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.682376] Workqueue: netns cleanup_net
[   21.682397] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.682424] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.682515] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.682544] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.682586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.682627] RBP: 0000000000000000 R08: ff3d3d0981984490 R09: ff3d3d09831d1830
[   21.682669] R10: ff3d3d09897b9120 R11: fefefefefefefeff R12: 0000000000000000
[   21.682709] R13: 0000000000000011 R14: ff3d3d09897b9000 R15: ff3d3d098183d000
[   21.682751] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.682793] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.682827] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.682866] PKRU: 55555554
[   21.682881] Call Trace:
[   21.682895]  <TASK>
[   21.682914]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.682942]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.682973]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.682996]  cleanup_net (net/core/net_namespace.c:702)
[   21.683018]  process_one_work (kernel/workqueue.c:3314)
[   21.683040]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.683062]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.683084]  kthread (kernel/kthread.c:436)
[   21.683108]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.683130]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.683152]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.683174]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.683274] ------------[ cut here ]------------
| [   21.683299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.683355] Modules linked in: sctp_diag sctp
| [   21.683436] Tainted: [W]=WARN
[   21.683458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.683491] Workqueue: netns cleanup_net
[   21.683513] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.683540] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.683630] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.683658] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.683698] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.683735] RBP: 0000000000000000 R08: ff3d3d0981ded6d0 R09: ff3d3d0989724030
[   21.683781] R10: ff3d3d0989c5a120 R11: fefefefefefefeff R12: 0000000000000000
[   21.683823] R13: 0000000000000011 R14: ff3d3d0989c5a000 R15: ff3d3d098183d000
[   21.683864] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.683906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.683938] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.683978] PKRU: 55555554
[   21.683993] Call Trace:
[   21.684007]  <TASK>
[   21.684023]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.684050]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.684077]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.684101]  cleanup_net (net/core/net_namespace.c:702)
[   21.684124]  process_one_work (kernel/workqueue.c:3314)
[   21.684147]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.684169]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.684192]  kthread (kernel/kthread.c:436)
[   21.684214]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.684236]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.684259]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.684281]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.684391] ------------[ cut here ]------------
| [   21.684423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.684471] Modules linked in: sctp_diag sctp
| [   21.684553] Tainted: [W]=WARN
[   21.684577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.684614] Workqueue: netns cleanup_net
[   21.684636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.684662] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.684758] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.684785] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.684826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.684870] RBP: 0000000000000000 R08: ff3d3d09849aa4d0 R09: ff3d3d098655682c
[   21.684909] R10: ff3d3d0986567120 R11: fefefefefefefeff R12: 0000000000000000
[   21.684951] R13: 0000000000000011 R14: ff3d3d0986567000 R15: ff3d3d098183d000
[   21.684994] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.685034] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.685067] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.685106] PKRU: 55555554
[   21.685121] Call Trace:
[   21.685140]  <TASK>
[   21.685157]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.685187]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.685214]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.685243]  cleanup_net (net/core/net_namespace.c:702)
[   21.685265]  process_one_work (kernel/workqueue.c:3314)
[   21.685286]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.685307]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.685328]  kthread (kernel/kthread.c:436)
[   21.685355]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.685377]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.685402]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.685426]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.685528] ------------[ cut here ]------------
| [   21.685556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.685606] Modules linked in: sctp_diag sctp
| [   21.685688] Tainted: [W]=WARN
[   21.685708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.685742] Workqueue: netns cleanup_net
[   21.685765] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.685791] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.685883] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.685910] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.685951] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.685998] RBP: 0000000000000000 R08: ff3d3d09833fcbd0 R09: ff3d3d0989727030
[   21.686042] R10: ff3d3d0989c59120 R11: fefefefefefefeff R12: 0000000000000000
[   21.686083] R13: 0000000000000011 R14: ff3d3d0989c59000 R15: ff3d3d098183d000
[   21.686128] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.686173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.686212] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.686258] PKRU: 55555554
[   21.686273] Call Trace:
[   21.686289]  <TASK>
[   21.686302]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.686327]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.686357]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.686381]  cleanup_net (net/core/net_namespace.c:702)
[   21.686403]  process_one_work (kernel/workqueue.c:3314)
[   21.686425]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.686446]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.686467]  kthread (kernel/kthread.c:436)
[   21.686488]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.686509]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.686530]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.686551]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.686647] ------------[ cut here ]------------
| [   21.686673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/64
| [   21.686730] Modules linked in: sctp_diag sctp
| [   21.686809] Tainted: [W]=WARN
[   21.686833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.686868] Workqueue: netns cleanup_net
[   21.686894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.686924] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.687015] RSP: 0018:ff7133f4c023fc78 EFLAGS: 00010286
[   21.687049] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   21.687087] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3d3d098183d000
[   21.687139] RBP: 0000000000000000 R08: ff3d3d0981dba350 R09: ff3d3d098970102c
[   21.687182] R10: ff3d3d0989684120 R11: fefefefefefefeff R12: 0000000000000000
[   21.687226] R13: 0000000000000011 R14: ff3d3d0989684000 R15: ff3d3d098183d000
[   21.687276] FS:  0000000000000000(0000) GS:ff3d3d0a24848000(0000) knlGS:0000000000000000
[   21.687320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.687354] CR2: 00007fce521b8680 CR3: 0000000020247006 CR4: 0000000000771ef0
[   21.687397] PKRU: 55555554
[   21.687412] Call Trace:
[   21.687426]  <TASK>
[   21.687441]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   21.687470]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   21.687496]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   21.687517]  cleanup_net (net/core/net_namespace.c:702)
[   21.687539]  process_one_work (kernel/workqueue.c:3314)
[   21.687560]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   21.687582]  ? rescuer_thread (kernel/workqueue.c:3672)
[   21.687606]  kthread (kernel/kthread.c:436)
[   21.687627]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   21.687650]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.687671]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:dev_change_flags
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch