======================================
| xx__-> [    2.508535] ------------[ cut here ]------------
| [    2.508595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.508664] Modules linked in:
| [    2.508754] Tainted: [W]=WARN
[    2.508778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.508809] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.508843] 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
[    2.508953] RSP: 0018:ff52ef8700447cb8 EFLAGS: 00010286
[    2.508983] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.509030] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.509075] RBP: 0000000000000000 R08: ff11602e8706a150 R09: ff11602e833d502c
[    2.509118] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.509162] R13: 0000000000000010 R14: ff11602e833d0000 R15: ff11602e831e1e00
[    2.509211] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.509256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.509301] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.509348] PKRU: 55555554
[    2.509364] Call Trace:
[    2.509380]  <TASK>
[    2.509619]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.509646]  register_netdevice (net/core/dev.c:11488)
[    2.509672]  register_netdev (net/core/dev.c:11552)
[    2.509701]  loopback_net_init (drivers/net/loopback.c:218)
[    2.509727]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.509759]  ops_init (net/core/net_namespace.c:137)
[    2.509785]  setup_net (net/core/net_namespace.c:446)
[    2.509813]  copy_net_ns (net/core/net_namespace.c:579)
[    2.509837]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.509870]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.509901]  ksys_unshare (kernel/fork.c:3243)
[    2.509930]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.509952]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.509979]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.510012] RIP: 0033:0x7f7011bbcbcb
[    2.510037] 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
[    2.510138] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.510182] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.510226] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.510272] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.510317] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.510362] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.510562] ------------[ cut here ]------------
| [    2.510626] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.510677] Modules linked in:
| [    2.510761] Tainted: [W]=WARN
[    2.510784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.510819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.510849] 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
[    2.510940] RSP: 0018:ff52ef8700447c10 EFLAGS: 00010286
[    2.510970] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.511014] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de700
[    2.511056] RBP: 0000000000000000 R08: ff11602e833579d0 R09: ff11602e833db830
[    2.511098] R10: ff11602e833d5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.511142] R13: 0000000000000010 R14: ff11602e833d5000 R15: ff11602e831de700
[    2.511192] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.511243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.511279] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.511321] PKRU: 55555554
[    2.511341] Call Trace:
[    2.511357]  <TASK>
[    2.511374]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.511407]  register_netdevice (net/core/dev.c:11488)
[    2.511430]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.511462]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.511491]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.511519]  ops_init (net/core/net_namespace.c:137)
[    2.511546]  setup_net (net/core/net_namespace.c:446)
[    2.511571]  copy_net_ns (net/core/net_namespace.c:579)
[    2.511591]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.511624]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.511655]  ksys_unshare (kernel/fork.c:3243)
[    2.511685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.511708]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.511733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.511765] RIP: 0033:0x7f7011bbcbcb
[    2.511788] 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
[    2.512054] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.512106] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.512154] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.512200] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.512248] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.512292] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.512495] ------------[ cut here ]------------
| [    2.512526] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.512580] Modules linked in:
| [    2.512666] Tainted: [W]=WARN
[    2.512688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.512723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.512754] 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
[    2.512854] RSP: 0018:ff52ef8700447bf0 EFLAGS: 00010286
[    2.512884] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.512926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2600
[    2.512970] RBP: 0000000000000000 R08: ff11602e871221d0 R09: ff11602e833d9830
[    2.513013] R10: ff11602e833d4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.513057] R13: 0000000000000010 R14: ff11602e833d4000 R15: ff11602e831e2600
[    2.513100] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.513145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.513181] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.513226] PKRU: 55555554
[    2.513240] Call Trace:
[    2.513256]  <TASK>
[    2.513272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.513295]  register_netdevice (net/core/dev.c:11488)
[    2.513317]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.513341]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.513365]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.513391]  ops_init (net/core/net_namespace.c:137)
[    2.513416]  setup_net (net/core/net_namespace.c:446)
[    2.513439]  copy_net_ns (net/core/net_namespace.c:579)
[    2.513462]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.513496]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.513528]  ksys_unshare (kernel/fork.c:3243)
[    2.513553]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.513576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.513600]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.513634] RIP: 0033:0x7f7011bbcbcb
[    2.513656] 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
[    2.513755] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.513798] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.513842] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.513885] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.513937] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.513986] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.514185] ------------[ cut here ]------------
| [    2.514247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.514311] Modules linked in:
| [    2.514400] Tainted: [W]=WARN
[    2.514422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.514460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.514491] 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
[    2.514592] RSP: 0018:ff52ef8700447ca8 EFLAGS: 00010286
[    2.514621] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.514663] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2800
[    2.514706] RBP: 0000000000000000 R08: ff11602e8322d8d0 R09: ff11602e88470034
[    2.514748] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    2.514791] R13: 0000000000000010 R14: ff11602e88473000 R15: ff11602e831e2800
[    2.514836] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.514882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.514918] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.514963] PKRU: 55555554
[    2.514978] Call Trace:
[    2.514998]  <TASK>
[    2.515013]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.515041]  register_netdevice (net/core/dev.c:11488)
[    2.515064]  register_netdev (net/core/dev.c:11552)
[    2.515088]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.515262]  ops_init (net/core/net_namespace.c:137)
[    2.515286]  setup_net (net/core/net_namespace.c:446)
[    2.515313]  copy_net_ns (net/core/net_namespace.c:579)
[    2.515340]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.515373]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.515470]  ksys_unshare (kernel/fork.c:3243)
[    2.515502]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.515526]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.515551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.515582] RIP: 0033:0x7f7011bbcbcb
[    2.515605] 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
[    2.515704] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.515747] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.515790] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.515834] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.515877] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.515922] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.516095] ------------[ cut here ]------------
| [    2.516142] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.516196] Modules linked in:
| [    2.516276] Tainted: [W]=WARN
[    2.516302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.516345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.516378] 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
[    2.516507] RSP: 0018:ff52ef8700447ca0 EFLAGS: 00010286
[    2.516540] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.516585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2700
[    2.516639] RBP: 0000000000000000 R08: ff11602e87114550 R09: ff11602e88475030
[    2.516689] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    2.516735] R13: 0000000000000010 R14: ff11602e88470000 R15: ff11602e831e2700
[    2.516783] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.516834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.516869] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.516911] PKRU: 55555554
[    2.516931] Call Trace:
[    2.516949]  <TASK>
[    2.516965]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.516989]  register_netdevice (net/core/dev.c:11488)
[    2.517011]  register_netdev (net/core/dev.c:11552)
[    2.517033]  sit_init_net (net/ipv6/sit.c:1860)
[    2.517055]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.517079]  ops_init (net/core/net_namespace.c:137)
[    2.517100]  setup_net (net/core/net_namespace.c:446)
[    2.517123]  copy_net_ns (net/core/net_namespace.c:579)
[    2.517144]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.517176]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.517205]  ksys_unshare (kernel/fork.c:3243)
[    2.517228]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.517251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.517274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.517307] RIP: 0033:0x7f7011bbcbcb
[    2.517335] 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
[    2.517461] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.517511] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.517555] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.517598] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.517641] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.517686] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.517906] ------------[ cut here ]------------
| [    2.517968] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
| [    2.518028] Modules linked in:
| [    2.518112] Tainted: [W]=WARN
[    2.518133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.518171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.518202] 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
[    2.518307] RSP: 0018:ff52ef8700447ca8 EFLAGS: 00010286
[    2.518336] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.518380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d000
[    2.518428] RBP: 0000000000000000 R08: ff11602e8711e890 R09: ff11602e8848a030
[    2.518473] R10: ff11602e88475120 R11: fefefefefefefeff R12: 0000000000000000
[    2.518521] R13: 0000000000000010 R14: ff11602e88475000 R15: ff11602e8314d000
[    2.518568] FS:  00007f70118fa840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.518614] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.518649] CR2: 0000000000479648 CR3: 00000000073f5004 CR4: 0000000000771ef0
[    2.518695] PKRU: 55555554
[    2.518710] Call Trace:
[    2.518725]  <TASK>
[    2.518741]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.518764]  register_netdevice (net/core/dev.c:11488)
[    2.518787]  register_netdev (net/core/dev.c:11552)
[    2.518807]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.518831]  ops_init (net/core/net_namespace.c:137)
[    2.518852]  setup_net (net/core/net_namespace.c:446)
[    2.518875]  copy_net_ns (net/core/net_namespace.c:579)
[    2.518896]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.518926]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.518961]  ksys_unshare (kernel/fork.c:3243)
[    2.518989]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.519017]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.519046]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.519074] RIP: 0033:0x7f7011bbcbcb
[    2.519097] 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
[    2.519206] RSP: 002b:00007ffc52e27268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.519249] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7011bbcbcb
[    2.519293] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.519336] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.519377] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc52e29490
[    2.519425] R13: 0000000000000001 R14: 00007f70118fa6f8 R15: 00007ffc52e2a8c5
| [    2.523668] ------------[ cut here ]------------
| [    2.523747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/192
| [    2.523841] Modules linked in:
| [    2.524024] Tainted: [W]=WARN
[    2.524082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.524155] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.524224] 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
[    2.524358] RSP: 0018:ff52ef870044f720 EFLAGS: 00010286
[    2.524432] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.524519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    2.524599] RBP: 0000000000000000 R08: ff11602e8706a150 R09: ff11602e82e3b02c
[    2.524678] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.524758] R13: 0000000000000010 R14: ff11602e833d0000 R15: ff11602e831e1f00
[    2.524842] FS:  00007fd852011840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    2.524925] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.524996] CR2: 00007fd8522e11a0 CR3: 00000000073c8006 CR4: 0000000000771ef0
[    2.525080] PKRU: 55555554
[    2.525133] Call Trace:
[    2.525185]  <TASK>
[    2.525237]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.525298]  __dev_notify_flags (net/core/dev.c:9787)
[    2.525361]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.525426]  netif_change_flags (net/core/dev.c:9820)
[    2.525499]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.525563]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.525635]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.525699]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.525763]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.525833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.525894]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.526349]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.526427]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.526498]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.526564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.526625]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.526688]  ___sys_sendmsg (net/socket.c:2752)
[    2.526751]  __sys_sendmsg (net/socket.c:2784)
[    2.526812]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.526875]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.526943] RIP: 0033:0x7fd85224b08e
[    2.527002] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.527142] RSP: 002b:00007ffd1c9cffd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.527224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd85224b08e
[    2.527305] RDX: 0000000000000000 RSI: 00007ffd1c9d0080 RDI: 0000000000000005
[    2.527394] RBP: 00007ffd1c9cffe0 R08: 0000000000000000 R09: 0000000000000000
[    2.527487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.527571] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c9d0750
| [    2.554311] ------------[ cut here ]------------
| [    2.554417] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/199
| [    2.554525] Modules linked in:
| [    2.554687] Tainted: [W]=WARN
[    2.554746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.554822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.554889] 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
[    2.555026] RSP: 0018:ff52ef8700477870 EFLAGS: 00010286
[    2.555094] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.555174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    2.555254] RBP: 0000000000000000 R08: ff11602e83365490 R09: ff11602e82e38030
[    2.555334] R10: ff11602e82e3b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.555422] R13: 0000000000000010 R14: ff11602e82e3b000 R15: ff11602e831e2000
[    2.555515] FS:  00007f7fcbae4840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    2.555603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.555679] CR2: 00000000004a77b8 CR3: 000000000846f006 CR4: 0000000000771ef0
[    2.555762] PKRU: 55555554
[    2.555813] Call Trace:
[    2.555868]  <TASK>
[    2.555920]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.555981]  __dev_notify_flags (net/core/dev.c:9787)
[    2.556044]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.556106]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.556169]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.556237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.556299]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.556371]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.556501]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.556567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.556629]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.556691]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.556754]  ___sys_sendmsg (net/socket.c:2752)
[    2.556818]  __sys_sendmsg (net/socket.c:2784)
[    2.556879]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.556943]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.557012] RIP: 0033:0x7f7fcbd1e08e
[    2.557074] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.557213] RSP: 002b:00007ffc86ed8d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.557293] RAX: ffffffffffffffda RBX: 00007ffc86ed94d8 RCX: 00007f7fcbd1e08e
[    2.557373] RDX: 0000000000000000 RSI: 00007ffc86ed8de0 RDI: 0000000000000005
[    2.557463] RBP: 00007ffc86ed8d40 R08: 0000000000000000 R09: 0000000000000000
[    2.557553] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.557634] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc86ed94b0
| [    2.561489] ------------[ cut here ]------------
| [    2.561537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/200
| [    2.561597] Modules linked in:
| [    2.561681] Tainted: [W]=WARN
[    2.561702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.561738] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.561768] 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
[    2.561868] RSP: 0018:ff52ef870047f720 EFLAGS: 00010286
[    2.561898] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.561946] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831dea00
[    2.561995] RBP: 0000000000000000 R08: ff11602e83365490 R09: ff11602e8848a030
[    2.562038] R10: ff11602e82e3b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.562081] R13: 0000000000000010 R14: ff11602e82e3b000 R15: ff11602e831dea00
[    2.562126] FS:  00007f88d966f840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.562173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.562210] CR2: 000000002eec8988 CR3: 0000000007399003 CR4: 0000000000771ef0
[    2.562254] PKRU: 55555554
[    2.562269] Call Trace:
[    2.562285]  <TASK>
[    2.562302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.562324]  __dev_notify_flags (net/core/dev.c:9787)
[    2.562345]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.562367]  netif_change_flags (net/core/dev.c:9820)
[    2.562395]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.562418]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.562453]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.562483]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.562511]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.562542]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.562566]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.562591]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.562624]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.562653]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.562677]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.562703]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.562727]  ___sys_sendmsg (net/socket.c:2752)
[    2.562752]  __sys_sendmsg (net/socket.c:2784)
[    2.562776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.562803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.562837] RIP: 0033:0x7f88d98a908e
[    2.562863] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.562970] RSP: 002b:00007ffe8fcab200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.563014] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f88d98a908e
[    2.563058] RDX: 0000000000000000 RSI: 00007ffe8fcab2b0 RDI: 0000000000000005
[    2.563105] RBP: 00007ffe8fcab210 R08: 0000000000000000 R09: 0000000000000000
[    2.563149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.563193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8fcab980
| [    2.588523] ------------[ cut here ]------------
| [    2.588583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.588642] Modules linked in:
| [    2.588736] Tainted: [W]=WARN
[    2.588761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.588799] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.588831] 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
[    2.588934] RSP: 0018:ff52ef87004a7670 EFLAGS: 00010286
[    2.588971] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.589018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df900
[    2.589064] RBP: 0000000000000000 R08: ff11602e83365490 R09: ff11602e8848a030
[    2.589108] R10: ff11602e82e3b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.589151] R13: 0000000000000010 R14: ff11602e82e3b000 R15: ff11602e831df900
[    2.589199] FS:  00007f3ee28bc840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.589243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.589281] CR2: 00000000184ad988 CR3: 00000000084bc001 CR4: 0000000000771ef0
[    2.589328] PKRU: 55555554
[    2.589344] Call Trace:
[    2.589363]  <TASK>
[    2.589380]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.589411]  netif_close_many (net/core/dev.c:1804)
[    2.589437]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    2.589469]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.589497]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.589525]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.589553]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.589577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.589607]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.589632]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.589663]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.589690]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.589713]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.589739]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.589765]  ___sys_sendmsg (net/socket.c:2752)
[    2.589796]  __sys_sendmsg (net/socket.c:2784)
[    2.589820]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.589846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.589882] RIP: 0033:0x7f3ee2af608e
[    2.589906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.590007] RSP: 002b:00007ffe3b6a7310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.590054] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ee2af608e
[    2.590100] RDX: 0000000000000000 RSI: 00007ffe3b6a73c0 RDI: 0000000000000005
[    2.590145] RBP: 00007ffe3b6a7320 R08: 0000000000000000 R09: 0000000000000000
[    2.590192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.590241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b6a7a90
| [    2.590437] ------------[ cut here ]------------
| [    2.590468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.590530] Modules linked in:
| [    2.590619] Tainted: [W]=WARN
[    2.590641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.590680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.590716] 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
[    2.590813] RSP: 0018:ff52ef87004a76e0 EFLAGS: 00010286
[    2.590844] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.590886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df900
[    2.590931] RBP: 0000000000000000 R08: ff11602e83365490 R09: ff11602e88487030
[    2.590976] R10: ff11602e82e3b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.591025] R13: 0000000000000011 R14: ff11602e82e3b000 R15: ff11602e831df900
[    2.591073] FS:  00007f3ee28bc840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.591118] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.591153] CR2: 00000000184ad988 CR3: 00000000084bc001 CR4: 0000000000771ef0
[    2.591201] PKRU: 55555554
[    2.591217] Call Trace:
[    2.591233]  <TASK>
[    2.591247]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.591279]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.591306]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.591331]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.591355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.591390]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.591421]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.591451]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.591475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.591506]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.591531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.591554]  ___sys_sendmsg (net/socket.c:2752)
[    2.591580]  __sys_sendmsg (net/socket.c:2784)
[    2.591604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.591628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.591659] RIP: 0033:0x7f3ee2af608e
[    2.591684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.591795] RSP: 002b:00007ffe3b6a7310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.591847] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ee2af608e
[    2.591894] RDX: 0000000000000000 RSI: 00007ffe3b6a73c0 RDI: 0000000000000005
[    2.591939] RBP: 00007ffe3b6a7320 R08: 0000000000000000 R09: 0000000000000000
[    2.591983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.592026] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b6a7a90
| [    2.662018] ------------[ cut here ]------------
| [    2.662077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.662141] Modules linked in:
| [    2.662222] Tainted: [W]=WARN
[    2.662247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.662284] Workqueue: netns cleanup_net
[    2.662312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.662347] 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
[    2.662451] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.662498] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.662549] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.662591] RBP: 0000000000000000 R08: ff11602e8711e890 R09: ff11602e88481830
[    2.662634] R10: ff11602e88475120 R11: fefefefefefefeff R12: 0000000000000000
[    2.662675] R13: 0000000000000011 R14: ff11602e88475000 R15: ff11602e8321e100
[    2.662727] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.662774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.662813] CR2: 000055727b630d5c CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.662858] PKRU: 55555554
[    2.662872] Call Trace:
[    2.662896]  <TASK>
[    2.662914]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.662951]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.662975]  cleanup_net (net/core/net_namespace.c:702)
[    2.662999]  process_one_work (kernel/workqueue.c:3314)
[    2.663024]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.663045]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.663069]  kthread (kernel/kthread.c:436)
[    2.663096]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.663119]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.663144]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.663167]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.663336] ------------[ cut here ]------------
| [    2.663367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.663506] Modules linked in:
| [    2.663600] Tainted: [W]=WARN
[    2.663627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.663664] Workqueue: netns cleanup_net
[    2.663690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.663719] 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
[    2.663813] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.663848] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.663890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.663934] RBP: 0000000000000000 R08: ff11602e87114550 R09: ff11602e88478830
[    2.663973] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    2.664015] R13: 0000000000000011 R14: ff11602e88470000 R15: ff11602e8321e100
[    2.664061] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.664113] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.664150] CR2: 000055727b630d5c CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.664190] PKRU: 55555554
[    2.664205] Call Trace:
[    2.664223]  <TASK>
[    2.664239]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.664268]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.664291]  cleanup_net (net/core/net_namespace.c:702)
[    2.664315]  process_one_work (kernel/workqueue.c:3314)
[    2.664337]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.664360]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.664383]  kthread (kernel/kthread.c:436)
[    2.664426]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.664449]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.664483]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.664509]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.664665] ------------[ cut here ]------------
| [    2.664703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.664770] Modules linked in:
| [    2.664851] Tainted: [W]=WARN
[    2.664875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.664908] Workqueue: netns cleanup_net
[    2.664930] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.664961] 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
[    2.665064] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.665090] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.665123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.665165] RBP: 0000000000000000 R08: ff11602e8322d8d0 R09: ff11602e8847b834
[    2.665210] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    2.665255] R13: 0000000000000011 R14: ff11602e88473000 R15: ff11602e8321e100
[    2.665294] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.665333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.665376] CR2: 000055727b630d5c CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.665436] PKRU: 55555554
[    2.665451] Call Trace:
[    2.665463]  <TASK>
[    2.665492]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.665538]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.665564]  cleanup_net (net/core/net_namespace.c:702)
[    2.665590]  process_one_work (kernel/workqueue.c:3314)
[    2.665616]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.665641]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.665665]  kthread (kernel/kthread.c:436)
[    2.665687]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.665713]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.665736]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.665760]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.665877] ------------[ cut here ]------------
| [    2.665905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.665960] Modules linked in:
| [    2.666044] Tainted: [W]=WARN
[    2.666063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.666096] Workqueue: netns cleanup_net
[    2.666119] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.666147] 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
[    2.666246] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.666276] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.666323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.666370] RBP: 0000000000000000 R08: ff11602e871221d0 R09: ff11602e833db030
[    2.666420] R10: ff11602e833d4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.666468] R13: 0000000000000011 R14: ff11602e833d4000 R15: ff11602e8321e100
[    2.666517] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.666595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.666627] CR2: 000055727b630d5c CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.666673] PKRU: 55555554
[    2.666685] Call Trace:
[    2.666698]  <TASK>
[    2.666713]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.666739]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.666764]  cleanup_net (net/core/net_namespace.c:702)
[    2.666787]  process_one_work (kernel/workqueue.c:3314)
[    2.666813]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.666841]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.666865]  kthread (kernel/kthread.c:436)
[    2.666891]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.666916]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.666941]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.666965]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.667100] ------------[ cut here ]------------
| [    2.667132] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.667195] Modules linked in:
| [    2.667262] Tainted: [W]=WARN
[    2.667285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.667320] Workqueue: netns cleanup_net
[    2.667340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.667378] 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
[    2.667484] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.667514] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.667564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.667605] RBP: 0000000000000000 R08: ff11602e833579d0 R09: ff11602e833dd030
[    2.667646] R10: ff11602e833d5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.667688] R13: 0000000000000011 R14: ff11602e833d5000 R15: ff11602e8321e100
[    2.667731] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.667775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.667811] CR2: 000055727b630d5c CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.667858] PKRU: 55555554
[    2.667871] Call Trace:
[    2.667888]  <TASK>
[    2.667904]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.667937]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.667957]  cleanup_net (net/core/net_namespace.c:702)
[    2.667979]  process_one_work (kernel/workqueue.c:3314)
[    2.668005]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.668032]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.668052]  kthread (kernel/kthread.c:436)
[    2.668079]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.668103]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.668129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.668152]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.676529] ------------[ cut here ]------------
| [    2.676579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.676637] Modules linked in:
| [    2.676722] Tainted: [W]=WARN
[    2.676742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.676778] Workqueue: netns cleanup_net
[    2.676801] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.676828] 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
[    2.676921] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    2.676947] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.676981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.677023] RBP: 0000000000000000 R08: ff11602e8706a150 R09: ff11602e833d502c
[    2.677073] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.677115] R13: 0000000000000010 R14: ff11602e833d0000 R15: ff11602e8321e100
[    2.677162] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.677207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.677243] CR2: 00007f6344db7574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.677288] PKRU: 55555554
[    2.677304] Call Trace:
[    2.677320]  <TASK>
[    2.677336]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.677359]  netif_close_many (net/core/dev.c:1804)
[    2.677390]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    2.677420]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    2.677445]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    2.677473]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    2.677498]  cleanup_net (net/core/net_namespace.c:702)
[    2.677519]  process_one_work (kernel/workqueue.c:3314)
[    2.677542]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.677565]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.677588]  kthread (kernel/kthread.c:436)
[    2.677609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.677630]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.677651]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.677675]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.677825] ------------[ cut here ]------------
| [    2.677855] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.677914] Modules linked in:
| [    2.677993] Tainted: [W]=WARN
[    2.678016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.678050] Workqueue: netns cleanup_net
[    2.678077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.678110] 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
[    2.678202] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    2.678226] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.678266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.678310] RBP: 0000000000000000 R08: ff11602e8706a150 R09: ff11602e830ea82c
[    2.678354] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.678403] R13: 0000000000000011 R14: ff11602e833d0000 R15: ff11602e8321e100
[    2.678446] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.678490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.678526] CR2: 00007f6344db7574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    2.678568] PKRU: 55555554
[    2.678583] Call Trace:
[    2.678596]  <TASK>
[    2.678609]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.678639]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    2.678666]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    2.678686]  cleanup_net (net/core/net_namespace.c:702)
[    2.678708]  process_one_work (kernel/workqueue.c:3314)
[    2.678730]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.678750]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.678774]  kthread (kernel/kthread.c:436)
[    2.678796]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.678822]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.678846]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.678866]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.690467] ------------[ cut here ]------------
| [    2.690545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.690609] Modules linked in:
| [    2.690709] Tainted: [W]=WARN
[    2.690732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.690775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.690810] 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
[    2.690922] RSP: 0018:ff52ef87004f7cb8 EFLAGS: 00010286
[    2.690954] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.691001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.691049] RBP: 0000000000000000 R08: ff11602e8706a790 R09: ff11602e833d002c
[    2.691092] R10: ff11602e833d3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.691140] R13: 0000000000000010 R14: ff11602e833d3000 R15: ff11602e831e1e00
[    2.691193] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.691244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.691282] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.691329] PKRU: 55555554
[    2.691345] Call Trace:
[    2.691362]  <TASK>
[    2.691378]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.691415]  register_netdevice (net/core/dev.c:11488)
[    2.691441]  register_netdev (net/core/dev.c:11552)
[    2.691468]  loopback_net_init (drivers/net/loopback.c:218)
[    2.691496]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.691528]  ops_init (net/core/net_namespace.c:137)
[    2.691556]  setup_net (net/core/net_namespace.c:446)
[    2.691579]  copy_net_ns (net/core/net_namespace.c:579)
[    2.691605]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.691633]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.691667]  ksys_unshare (kernel/fork.c:3243)
[    2.691695]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.691717]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.691741]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.691773] RIP: 0033:0x7f577e6d9bcb
[    2.691798] 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
[    2.691904] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.691950] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.692002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.692050] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.692123] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.692168] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.692357] ------------[ cut here ]------------
| [    2.692423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.692474] Modules linked in:
| [    2.692575] Tainted: [W]=WARN
[    2.692597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.692640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.692669] 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
[    2.692763] RSP: 0018:ff52ef87004f7c10 EFLAGS: 00010286
[    2.692792] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.692838] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de700
[    2.692884] RBP: 0000000000000000 R08: ff11602e8335edd0 R09: ff11602e8849a030
[    2.692925] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.692975] R13: 0000000000000010 R14: ff11602e833d0000 R15: ff11602e831de700
[    2.693020] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.693063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.693103] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.693153] PKRU: 55555554
[    2.693168] Call Trace:
[    2.693184]  <TASK>
[    2.693200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.693228]  register_netdevice (net/core/dev.c:11488)
[    2.693254]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.693282]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.693306]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.693332]  ops_init (net/core/net_namespace.c:137)
[    2.693360]  setup_net (net/core/net_namespace.c:446)
[    2.693389]  copy_net_ns (net/core/net_namespace.c:579)
[    2.693414]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.693445]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.693475]  ksys_unshare (kernel/fork.c:3243)
[    2.693506]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.693531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.693559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.693591] RIP: 0033:0x7f577e6d9bcb
[    2.693614] 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
[    2.693716] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.693757] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.693805] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.693846] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.693888] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.693930] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.694085] ------------[ cut here ]------------
| [    2.694116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.694176] Modules linked in:
| [    2.694265] Tainted: [W]=WARN
[    2.694292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.694326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.694357] 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
[    2.694467] RSP: 0018:ff52ef87004f7bf0 EFLAGS: 00010286
[    2.694507] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.694558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2600
[    2.694603] RBP: 0000000000000000 R08: ff11602e830aea50 R09: ff11602e88498030
[    2.694646] R10: ff11602e833d7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.694691] R13: 0000000000000010 R14: ff11602e833d7000 R15: ff11602e831e2600
[    2.694737] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.694780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.694818] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.694861] PKRU: 55555554
[    2.694876] Call Trace:
[    2.694893]  <TASK>
[    2.694910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.694931]  register_netdevice (net/core/dev.c:11488)
[    2.694953]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.694977]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.695003]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.695025]  ops_init (net/core/net_namespace.c:137)
[    2.695048]  setup_net (net/core/net_namespace.c:446)
[    2.695072]  copy_net_ns (net/core/net_namespace.c:579)
[    2.695096]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.695126]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.695155]  ksys_unshare (kernel/fork.c:3243)
[    2.695179]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.695202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.695226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.695257] RIP: 0033:0x7f577e6d9bcb
[    2.695279] 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
[    2.695374] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.695414] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.695459] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.695511] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.695557] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.695601] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.695775] ------------[ cut here ]------------
| [    2.695819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.695877] Modules linked in:
| [    2.695971] Tainted: [W]=WARN
[    2.695994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.696028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.696057] 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
[    2.696155] RSP: 0018:ff52ef87004f7ca8 EFLAGS: 00010286
[    2.696190] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.696236] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2800
[    2.696282] RBP: 0000000000000000 R08: ff11602e83338690 R09: ff11602e88473034
[    2.696333] R10: ff11602e833d6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.696378] R13: 0000000000000010 R14: ff11602e833d6000 R15: ff11602e831e2800
[    2.696432] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.696484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.696527] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.696580] PKRU: 55555554
[    2.696596] Call Trace:
[    2.696611]  <TASK>
[    2.696625]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.696648]  register_netdevice (net/core/dev.c:11488)
[    2.696671]  register_netdev (net/core/dev.c:11552)
[    2.696695]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.696719]  ops_init (net/core/net_namespace.c:137)
[    2.696742]  setup_net (net/core/net_namespace.c:446)
[    2.696766]  copy_net_ns (net/core/net_namespace.c:579)
[    2.696789]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.696815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.696846]  ksys_unshare (kernel/fork.c:3243)
[    2.696875]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.696898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.696921]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.696951] RIP: 0033:0x7f577e6d9bcb
[    2.696976] 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
[    2.697081] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.697129] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.697180] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.697224] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.697269] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.697319] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.697559] ------------[ cut here ]------------
| [    2.697592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.697649] Modules linked in:
| [    2.697742] Tainted: [W]=WARN
[    2.697765] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.697804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.697836] 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
[    2.697942] RSP: 0018:ff52ef87004f7ca0 EFLAGS: 00010286
[    2.697974] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.698022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    2.698069] RBP: 0000000000000000 R08: ff11602e870a8f50 R09: ff11602e88472030
[    2.698118] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    2.698162] R13: 0000000000000010 R14: ff11602e88473000 R15: ff11602e831de900
[    2.698217] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.698266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.698301] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.698347] PKRU: 55555554
[    2.698364] Call Trace:
[    2.698380]  <TASK>
[    2.698398]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.698421]  register_netdevice (net/core/dev.c:11488)
[    2.698444]  register_netdev (net/core/dev.c:11552)
[    2.698468]  sit_init_net (net/ipv6/sit.c:1860)
[    2.698496]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.698520]  ops_init (net/core/net_namespace.c:137)
[    2.698549]  setup_net (net/core/net_namespace.c:446)
[    2.698574]  copy_net_ns (net/core/net_namespace.c:579)
[    2.698597]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.698634]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.698668]  ksys_unshare (kernel/fork.c:3243)
[    2.698691]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.698714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.698742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.698770] RIP: 0033:0x7f577e6d9bcb
[    2.698792] 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
[    2.698908] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.698963] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.699008] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.699064] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.699113] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.699158] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.699322] ------------[ cut here ]------------
| [    2.699358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/221
| [    2.699419] Modules linked in:
| [    2.699516] Tainted: [W]=WARN
[    2.699539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.699576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.699613] 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
[    2.699720] RSP: 0018:ff52ef87004f7ca8 EFLAGS: 00010286
[    2.699756] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.699799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d000
[    2.699842] RBP: 0000000000000000 R08: ff11602e8307bc50 R09: ff11602e88474030
[    2.699891] R10: ff11602e88472120 R11: fefefefefefefeff R12: 0000000000000000
[    2.699940] R13: 0000000000000010 R14: ff11602e88472000 R15: ff11602e8314d000
[    2.699989] FS:  00007f577e417840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.700035] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.700076] CR2: 00007f577e6217d0 CR3: 000000000716d001 CR4: 0000000000771ef0
[    2.700124] PKRU: 55555554
[    2.700140] Call Trace:
[    2.700156]  <TASK>
[    2.700173]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.700197]  register_netdevice (net/core/dev.c:11488)
[    2.700216]  register_netdev (net/core/dev.c:11552)
[    2.700240]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.700265]  ops_init (net/core/net_namespace.c:137)
[    2.700290]  setup_net (net/core/net_namespace.c:446)
[    2.700319]  copy_net_ns (net/core/net_namespace.c:579)
[    2.700343]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.700376]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.700414]  ksys_unshare (kernel/fork.c:3243)
[    2.700439]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.700460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.700488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.700522] RIP: 0033:0x7f577e6d9bcb
[    2.700547] 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
[    2.700665] RSP: 002b:00007ffda56f58b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.700715] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f577e6d9bcb
[    2.700763] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.700812] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.700856] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda56f7ae0
[    2.700902] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda56f88c5
| [    2.705234] ------------[ cut here ]------------
| [    2.705274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/222
| [    2.705329] Modules linked in:
| [    2.705422] Tainted: [W]=WARN
[    2.705444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.705491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.705524] 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
[    2.705629] RSP: 0018:ff52ef87004ff720 EFLAGS: 00010286
[    2.705660] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.705696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1400
[    2.705745] RBP: 0000000000000000 R08: ff11602e8706a790 R09: ff11602e8847402c
[    2.705794] R10: ff11602e833d3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.705839] R13: 0000000000000010 R14: ff11602e833d3000 R15: ff11602e831e1400
[    2.705892] FS:  00007efc14b2b840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.705936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.705972] CR2: 0000000034899988 CR3: 000000000729e003 CR4: 0000000000771ef0
[    2.706016] PKRU: 55555554
[    2.706030] Call Trace:
[    2.706046]  <TASK>
[    2.706061]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.706083]  __dev_notify_flags (net/core/dev.c:9787)
[    2.706106]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.706129]  netif_change_flags (net/core/dev.c:9820)
[    2.706151]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.706175]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.706210]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.706234]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.706259]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.706290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.706310]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.706335]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.706366]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.706396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.706421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.706444]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.706470]  ___sys_sendmsg (net/socket.c:2752)
[    2.706495]  __sys_sendmsg (net/socket.c:2784)
[    2.706521]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.706546]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.706577] RIP: 0033:0x7efc14d6508e
[    2.706599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.706704] RSP: 002b:00007ffd49fedd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.706749] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc14d6508e
[    2.706795] RDX: 0000000000000000 RSI: 00007ffd49fede30 RDI: 0000000000000005
[    2.706840] RBP: 00007ffd49fedd90 R08: 0000000000000000 R09: 0000000000000000
[    2.706889] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.706932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd49fee500
| [    2.732499] ------------[ cut here ]------------
| [    2.732557] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/229
| [    2.732625] Modules linked in:
| [    2.732721] Tainted: [W]=WARN
[    2.732746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.732783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.732818] 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
[    2.732921] RSP: 0018:ff52ef8700537870 EFLAGS: 00010286
[    2.732951] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.733002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.733047] RBP: 0000000000000000 R08: ff11602e83365f50 R09: ff11602e8848d030
[    2.733090] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    2.733132] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e831e1e00
[    2.733182] FS:  00007f4f2d65e840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.733230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.733265] CR2: 00007f4f2d96ff10 CR3: 000000000869b003 CR4: 0000000000771ef0
[    2.733314] PKRU: 55555554
[    2.733328] Call Trace:
[    2.733344]  <TASK>
[    2.733366]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.733396]  __dev_notify_flags (net/core/dev.c:9787)
[    2.733423]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.733446]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.733468]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.733503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.733528]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.733565]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.733601]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.733629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.733653]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.733679]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.733704]  ___sys_sendmsg (net/socket.c:2752)
[    2.733736]  __sys_sendmsg (net/socket.c:2784)
[    2.733759]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.733787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.733820] RIP: 0033:0x7f4f2d89808e
[    2.733845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.733945] RSP: 002b:00007ffc29150ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.733989] RAX: ffffffffffffffda RBX: 00007ffc29151278 RCX: 00007f4f2d89808e
[    2.734033] RDX: 0000000000000000 RSI: 00007ffc29150b80 RDI: 0000000000000005
[    2.734080] RBP: 00007ffc29150ae0 R08: 0000000000000000 R09: 0000000000000000
[    2.734121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.734167] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc29151250
| [    2.737970] ------------[ cut here ]------------
| [    2.738012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.738070] Modules linked in:
| [    2.738154] Tainted: [W]=WARN
[    2.738177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.738212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.738244] 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
[    2.738348] RSP: 0018:ff52ef870053f720 EFLAGS: 00010286
[    2.738381] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.738429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.738468] RBP: 0000000000000000 R08: ff11602e83365f50 R09: ff11602e8848d030
[    2.738522] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    2.738569] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e831e1e00
[    2.738614] FS:  00007f9dc9a57840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.738660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.738697] CR2: 000000000d78c988 CR3: 000000000867d005 CR4: 0000000000771ef0
[    2.738740] PKRU: 55555554
[    2.738757] Call Trace:
[    2.738773]  <TASK>
[    2.738789]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.738814]  __dev_notify_flags (net/core/dev.c:9787)
[    2.738840]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.738865]  netif_change_flags (net/core/dev.c:9820)
[    2.738890]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.738915]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.738949]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.738973]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.739000]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.739031]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.739059]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.739083]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.739120]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.739150]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.739174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.739198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.739224]  ___sys_sendmsg (net/socket.c:2752)
[    2.739249]  __sys_sendmsg (net/socket.c:2784)
[    2.739272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.739297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.739332] RIP: 0033:0x7f9dc9c9108e
[    2.739355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.739449] RSP: 002b:00007ffe2ee21800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.739514] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9dc9c9108e
[    2.739559] RDX: 0000000000000000 RSI: 00007ffe2ee218b0 RDI: 0000000000000005
[    2.739603] RBP: 00007ffe2ee21810 R08: 0000000000000000 R09: 0000000000000000
[    2.739644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.739692] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2ee21f80
| [    2.750564] ------------[ cut here ]------------
| [    2.750647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/233
| [    2.750738] Modules linked in:
| [    2.750897] Tainted: [W]=WARN
[    2.750955] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.751027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.751095] 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
[    2.751224] RSP: 0018:ff52ef8700557870 EFLAGS: 00010286
[    2.751291] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.751374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    2.751553] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e8848b030
[    2.751632] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    2.751712] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e1f00
[    2.751798] FS:  00007fdaace28840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    2.751886] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.751959] CR2: 00000000004a77b8 CR3: 0000000008683006 CR4: 0000000000771ef0
[    2.752039] PKRU: 55555554
[    2.752092] Call Trace:
[    2.752146]  <TASK>
[    2.752200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.752262]  __dev_notify_flags (net/core/dev.c:9787)
[    2.752326]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.752397]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.752461]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.752536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.752599]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.752668]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.752735]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.752803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.752865]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.752927]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.752992]  ___sys_sendmsg (net/socket.c:2752)
[    2.753055]  __sys_sendmsg (net/socket.c:2784)
[    2.753116]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.753180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.753249] RIP: 0033:0x7fdaad06208e
[    2.753311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.753446] RSP: 002b:00007ffcfad234f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.753536] RAX: ffffffffffffffda RBX: 00007ffcfad23c98 RCX: 00007fdaad06208e
[    2.753614] RDX: 0000000000000000 RSI: 00007ffcfad235a0 RDI: 0000000000000005
[    2.753698] RBP: 00007ffcfad23500 R08: 0000000000000000 R09: 0000000000000000
[    2.753777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.753856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfad23c70
| [    2.757662] ------------[ cut here ]------------
| [    2.757705] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/234
| [    2.757765] Modules linked in:
| [    2.757857] Tainted: [W]=WARN
[    2.757881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.757926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.757958] 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
[    2.758068] RSP: 0018:ff52ef870055f720 EFLAGS: 00010286
[    2.758099] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.758143] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.758188] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e8848d030
[    2.758233] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    2.758278] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e1e00
[    2.758325] FS:  00007f50637ce840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.758373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.758423] CR2: 000000003f5db988 CR3: 000000000872b004 CR4: 0000000000771ef0
[    2.758469] PKRU: 55555554
[    2.758490] Call Trace:
[    2.758506]  <TASK>
[    2.758521]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.758546]  __dev_notify_flags (net/core/dev.c:9787)
[    2.758572]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.758595]  netif_change_flags (net/core/dev.c:9820)
[    2.758617]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.758642]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.758678]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.758703]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.758727]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.758758]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.758782]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.758805]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.758840]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.758868]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.758896]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.758922]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.758947]  ___sys_sendmsg (net/socket.c:2752)
[    2.758974]  __sys_sendmsg (net/socket.c:2784)
[    2.758998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.759024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.759057] RIP: 0033:0x7f5063a0808e
[    2.759079] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.759183] RSP: 002b:00007fff11b13f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.759232] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5063a0808e
[    2.759274] RDX: 0000000000000000 RSI: 00007fff11b14010 RDI: 0000000000000005
[    2.759316] RBP: 00007fff11b13f70 R08: 0000000000000000 R09: 0000000000000000
[    2.759361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.759412] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff11b146e0
| [    2.787723] ------------[ cut here ]------------
| [    2.787778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/241
| [    2.787834] Modules linked in:
| [    2.787918] Tainted: [W]=WARN
[    2.787942] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.787980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.788014] 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
[    2.788105] RSP: 0018:ff52ef8700597670 EFLAGS: 00010286
[    2.788135] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.788176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    2.788224] RBP: 0000000000000000 R08: ff11602e83365f50 R09: ff11602e82007030
[    2.788269] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    2.788312] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e81cfce00
[    2.788357] FS:  00007ff6f1486840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.788404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.788443] CR2: 000000002b785988 CR3: 0000000008636001 CR4: 0000000000771ef0
[    2.788494] PKRU: 55555554
[    2.788510] Call Trace:
[    2.788533]  <TASK>
[    2.788550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.788575]  netif_close_many (net/core/dev.c:1804)
[    2.788603]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    2.788632]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.788655]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.788680]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.788704]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.788724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.788746]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.788770]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.788799]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.788822]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.788844]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.788867]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.788890]  ___sys_sendmsg (net/socket.c:2752)
[    2.788913]  __sys_sendmsg (net/socket.c:2784)
[    2.788935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.788963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.788996] RIP: 0033:0x7ff6f16c008e
[    2.789016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.789107] RSP: 002b:00007ffdfbd41e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.789147] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6f16c008e
[    2.789187] RDX: 0000000000000000 RSI: 00007ffdfbd41ef0 RDI: 0000000000000005
[    2.789227] RBP: 00007ffdfbd41e50 R08: 0000000000000000 R09: 0000000000000000
[    2.789268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.789313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfbd425c0
| [    2.789504] ------------[ cut here ]------------
| [    2.789556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/241
| [    2.789605] Modules linked in:
| [    2.789684] Tainted: [W]=WARN
[    2.789707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.789745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.789775] 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
[    2.789873] RSP: 0018:ff52ef87005976e0 EFLAGS: 00010286
[    2.789901] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.789943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    2.789989] RBP: 0000000000000000 R08: ff11602e83365f50 R09: ff11602e8310b830
[    2.790033] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    2.790069] R13: 0000000000000011 R14: ff11602e88474000 R15: ff11602e81cfce00
[    2.790113] FS:  00007ff6f1486840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.790149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.790186] CR2: 000000002b785988 CR3: 0000000008636001 CR4: 0000000000771ef0
[    2.790227] PKRU: 55555554
[    2.790242] Call Trace:
[    2.790257]  <TASK>
[    2.790276]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.790305]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.790329]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.790350]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.790376]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.790402]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.790425]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.790456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.790486]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.790506]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.790527]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.790547]  ___sys_sendmsg (net/socket.c:2752)
[    2.790573]  __sys_sendmsg (net/socket.c:2784)
[    2.790600]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.790628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.790661] RIP: 0033:0x7ff6f16c008e
[    2.790681] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.790773] RSP: 002b:00007ffdfbd41e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.790818] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6f16c008e
[    2.790865] RDX: 0000000000000000 RSI: 00007ffdfbd41ef0 RDI: 0000000000000005
[    2.790907] RBP: 00007ffdfbd41e50 R08: 0000000000000000 R09: 0000000000000000
[    2.790951] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.790997] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfbd425c0
| [    2.826596] ------------[ cut here ]------------
| [    2.826652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/244
| [    2.826710] Modules linked in:
| [    2.826795] Tainted: [W]=WARN
[    2.826819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.826856] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.826892] 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
[    2.826998] RSP: 0018:ff52ef87005af670 EFLAGS: 00010286
[    2.827032] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.827073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    2.827119] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e8848d030
[    2.827164] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    2.827206] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831de900
[    2.827260] FS:  00007fac9afcb840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.827304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.827340] CR2: 0000000006112988 CR3: 0000000008797004 CR4: 0000000000771ef0
[    2.827393] PKRU: 55555554
[    2.827409] Call Trace:
[    2.827429]  <TASK>
[    2.827449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.827472]  netif_close_many (net/core/dev.c:1804)
[    2.827505]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    2.827535]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.827561]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.827588]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.827613]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.827637]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.827662]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.827688]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.827719]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.827744]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.827766]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.827790]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.827815]  ___sys_sendmsg (net/socket.c:2752)
[    2.827839]  __sys_sendmsg (net/socket.c:2784)
[    2.827863]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.827893]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.827923] RIP: 0033:0x7fac9b20508e
[    2.827945] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.828043] RSP: 002b:00007fff632359f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.828090] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fac9b20508e
[    2.828131] RDX: 0000000000000000 RSI: 00007fff63235aa0 RDI: 0000000000000005
[    2.828184] RBP: 00007fff63235a00 R08: 0000000000000000 R09: 0000000000000000
[    2.828227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.828272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63236170
| [    2.828466] ------------[ cut here ]------------
| [    2.828503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/244
| [    2.828553] Modules linked in:
| [    2.828641] Tainted: [W]=WARN
[    2.828662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.828697] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.828726] 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
[    2.828819] RSP: 0018:ff52ef87005af6e0 EFLAGS: 00010286
[    2.828849] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.828895] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    2.828940] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e87351830
[    2.828979] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    2.829027] R13: 0000000000000011 R14: ff11602e82e38000 R15: ff11602e831de900
[    2.829077] FS:  00007fac9afcb840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.829116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.829152] CR2: 0000000006112988 CR3: 0000000008797004 CR4: 0000000000771ef0
[    2.829195] PKRU: 55555554
[    2.829210] Call Trace:
[    2.829228]  <TASK>
[    2.829245]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.829274]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    2.829306]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.829332]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    2.829357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.829385]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.829413]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.829448]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.829482]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.829505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.829529]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.829553]  ___sys_sendmsg (net/socket.c:2752)
[    2.829578]  __sys_sendmsg (net/socket.c:2784)
[    2.829602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.829627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.829656] RIP: 0033:0x7fac9b20508e
[    2.829679] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.829788] RSP: 002b:00007fff632359f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.829833] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fac9b20508e
[    2.829878] RDX: 0000000000000000 RSI: 00007fff63235aa0 RDI: 0000000000000005
[    2.829923] RBP: 00007fff63235a00 R08: 0000000000000000 R09: 0000000000000000
[    2.829968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd98
[    2.830011] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63236170
| [    2.888639] ------------[ cut here ]------------
| [    2.888694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.888755] Modules linked in:
| [    2.888831] Tainted: [W]=WARN
[    2.888852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.888888] Workqueue: netns cleanup_net
[    2.888917] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.888947] 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
[    2.889038] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.889070] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.889108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.889141] RBP: 0000000000000000 R08: ff11602e8307bc50 R09: ff11602e833de830
[    2.889185] R10: ff11602e88472120 R11: fefefefefefefeff R12: 0000000000000000
[    2.889226] R13: 0000000000000011 R14: ff11602e88472000 R15: ff11602e8321e100
[    2.889270] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.889315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.889349] CR2: 00007f2036687808 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.889392] PKRU: 55555554
[    2.889406] Call Trace:
[    2.889422]  <TASK>
[    2.889437]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.889469]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.889497]  cleanup_net (net/core/net_namespace.c:702)
[    2.889520]  process_one_work (kernel/workqueue.c:3314)
[    2.889547]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.889570]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.889591]  kthread (kernel/kthread.c:436)
[    2.889611]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.889635]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.889658]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.889680]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.889826] ------------[ cut here ]------------
| [    2.889856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.889900] Modules linked in:
| [    2.889976] Tainted: [W]=WARN
[    2.890000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.890036] Workqueue: netns cleanup_net
[    2.890059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.890088] 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
[    2.890186] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.890220] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.890264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.890313] RBP: 0000000000000000 R08: ff11602e870a8f50 R09: ff11602e833da030
[    2.890357] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    2.890404] R13: 0000000000000011 R14: ff11602e88473000 R15: ff11602e8321e100
[    2.890448] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.890498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.890533] CR2: 00007f2036687808 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.890581] PKRU: 55555554
[    2.890595] Call Trace:
[    2.890614]  <TASK>
[    2.890630]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.890663]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.890691]  cleanup_net (net/core/net_namespace.c:702)
[    2.890717]  process_one_work (kernel/workqueue.c:3314)
[    2.890742]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.890768]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.890790]  kthread (kernel/kthread.c:436)
[    2.890813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.890836]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.890861]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.890885]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.891041] ------------[ cut here ]------------
| [    2.891088] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.891155] Modules linked in:
| [    2.891243] Tainted: [W]=WARN
[    2.891264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.891297] Workqueue: netns cleanup_net
[    2.891322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.891354] 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
[    2.891462] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.891507] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.891553] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.891593] RBP: 0000000000000000 R08: ff11602e83338690 R09: ff11602e87356034
[    2.891633] R10: ff11602e833d6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.891672] R13: 0000000000000011 R14: ff11602e833d6000 R15: ff11602e8321e100
[    2.891721] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.891764] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.891797] CR2: 00007f2036687808 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.891841] PKRU: 55555554
[    2.891855] Call Trace:
[    2.891870]  <TASK>
[    2.891883]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.891911]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.891929]  cleanup_net (net/core/net_namespace.c:702)
[    2.891949]  process_one_work (kernel/workqueue.c:3314)
[    2.891971]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.891993]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.892017]  kthread (kernel/kthread.c:436)
[    2.892037]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.892057]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.892081]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.892103]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.892225] ------------[ cut here ]------------
| [    2.892287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.892339] Modules linked in:
| [    2.892437] Tainted: [W]=WARN
[    2.892458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.892495] Workqueue: netns cleanup_net
[    2.892519] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.892724] 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
[    2.892830] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.892857] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.892890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.892932] RBP: 0000000000000000 R08: ff11602e830aea50 R09: ff11602e88499830
[    2.892975] R10: ff11602e833d7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.893015] R13: 0000000000000011 R14: ff11602e833d7000 R15: ff11602e8321e100
[    2.893063] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.893103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.893142] CR2: 00007f2036687808 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.893183] PKRU: 55555554
[    2.893197] Call Trace:
[    2.893211]  <TASK>
[    2.893224]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.893254]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.893279]  cleanup_net (net/core/net_namespace.c:702)
[    2.893305]  process_one_work (kernel/workqueue.c:3314)
[    2.893325]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.893347]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.893368]  kthread (kernel/kthread.c:436)
[    2.893392]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.893419]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.893440]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.893459]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.893566] ------------[ cut here ]------------
| [    2.893590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.893650] Modules linked in:
| [    2.893729] Tainted: [W]=WARN
[    2.893750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.893786] Workqueue: netns cleanup_net
[    2.893808] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.893838] 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
[    2.893934] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    2.893961] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.894002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.894041] RBP: 0000000000000000 R08: ff11602e8335edd0 R09: ff11602e8849b830
[    2.894078] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.894119] R13: 0000000000000011 R14: ff11602e833d0000 R15: ff11602e8321e100
[    2.894161] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.894203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.894237] CR2: 00007f2036687808 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.894282] PKRU: 55555554
[    2.894297] Call Trace:
[    2.894312]  <TASK>
[    2.894326]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.894353]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    2.894376]  cleanup_net (net/core/net_namespace.c:702)
[    2.894403]  process_one_work (kernel/workqueue.c:3314)
[    2.894424]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.894444]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.894465]  kthread (kernel/kthread.c:436)
[    2.894488]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.894509]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.894531]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.894553]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.903532] ------------[ cut here ]------------
| [    2.903578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.903645] Modules linked in:
| [    2.903712] Tainted: [W]=WARN
[    2.903737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.903773] Workqueue: netns cleanup_net
[    2.903796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.903826] 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
[    2.903922] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    2.903946] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.903990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.904034] RBP: 0000000000000000 R08: ff11602e8706a790 R09: ff11602e833d002c
[    2.904082] R10: ff11602e833d3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.904133] R13: 0000000000000010 R14: ff11602e833d3000 R15: ff11602e8321e100
[    2.904186] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.904233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.904270] CR2: 00007f91c0af9000 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.904309] PKRU: 55555554
[    2.904321] Call Trace:
[    2.904337]  <TASK>
[    2.904354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.904377]  netif_close_many (net/core/dev.c:1804)
[    2.904408]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    2.904441]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    2.904468]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    2.904504]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    2.904526]  cleanup_net (net/core/net_namespace.c:702)
[    2.904550]  process_one_work (kernel/workqueue.c:3314)
[    2.904574]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.904596]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.904618]  kthread (kernel/kthread.c:436)
[    2.904641]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.904663]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.904685]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.904705]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.904837] ------------[ cut here ]------------
| [    2.904866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    2.904927] Modules linked in:
| [    2.905006] Tainted: [W]=WARN
[    2.905026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.905062] Workqueue: netns cleanup_net
[    2.905085] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.905110] 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
[    2.905215] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    2.905243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.905282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.905326] RBP: 0000000000000000 R08: ff11602e8706a790 R09: ff11602e8313602c
[    2.905369] R10: ff11602e833d3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.905412] R13: 0000000000000011 R14: ff11602e833d3000 R15: ff11602e8321e100
[    2.905459] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.905511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.905548] CR2: 00007f91c0af9000 CR3: 0000000005247004 CR4: 0000000000771ef0
[    2.905594] PKRU: 55555554
[    2.905609] Call Trace:
[    2.905625]  <TASK>
[    2.905640]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    2.905666]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    2.905695]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    2.905718]  cleanup_net (net/core/net_namespace.c:702)
[    2.905738]  process_one_work (kernel/workqueue.c:3314)
[    2.905759]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.905782]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.905802]  kthread (kernel/kthread.c:436)
[    2.905825]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.905850]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.905876]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.905900]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.917613] ------------[ cut here ]------------
| [    2.917683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.917740] Modules linked in:
| [    2.917831] Tainted: [W]=WARN
[    2.917853] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.917892] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.917923] 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
[    2.918028] RSP: 0018:ff52ef87005efcb8 EFLAGS: 00010286
[    2.918059] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.918105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.918150] RBP: 0000000000000000 R08: ff11602e8702dc10 R09: ff11602e833d202c
[    2.918194] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    2.918238] R13: 0000000000000010 R14: ff11602e88488000 R15: ff11602e831e1e00
[    2.918286] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.918339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.918375] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.918426] PKRU: 55555554
[    2.918472] Call Trace:
[    2.918493]  <TASK>
[    2.918514]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.918538]  register_netdevice (net/core/dev.c:11488)
[    2.918566]  register_netdev (net/core/dev.c:11552)
[    2.918589]  loopback_net_init (drivers/net/loopback.c:218)
[    2.918614]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.918650]  ops_init (net/core/net_namespace.c:137)
[    2.918675]  setup_net (net/core/net_namespace.c:446)
[    2.918699]  copy_net_ns (net/core/net_namespace.c:579)
[    2.918721]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.918754]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.918786]  ksys_unshare (kernel/fork.c:3243)
[    2.918814]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.918838]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.918866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.918897] RIP: 0033:0x7f4b9d8b0bcb
[    2.918921] 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
[    2.919019] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.919066] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.919110] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.919152] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.919200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.919245] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.919411] ------------[ cut here ]------------
| [    2.919441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.919497] Modules linked in:
| [    2.919580] Tainted: [W]=WARN
[    2.919603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.919639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.919668] 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
[    2.919770] RSP: 0018:ff52ef87005efc10 EFLAGS: 00010286
[    2.919799] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.919844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de800
[    2.919886] RBP: 0000000000000000 R08: ff11602e8706de10 R09: ff11602e87357030
[    2.919928] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.919982] R13: 0000000000000010 R14: ff11602e833d2000 R15: ff11602e831de800
[    2.920031] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.920073] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.920113] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.920158] PKRU: 55555554
[    2.920176] Call Trace:
[    2.920191]  <TASK>
[    2.920210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.920233]  register_netdevice (net/core/dev.c:11488)
[    2.920257]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.920285]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.920308]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.920330]  ops_init (net/core/net_namespace.c:137)
[    2.920353]  setup_net (net/core/net_namespace.c:446)
[    2.920382]  copy_net_ns (net/core/net_namespace.c:579)
[    2.920402]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.920434]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.920469]  ksys_unshare (kernel/fork.c:3243)
[    2.920498]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.920519]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.920544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.920585] RIP: 0033:0x7f4b9d8b0bcb
[    2.920609] 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
[    2.920716] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.920760] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.920803] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.920847] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.920897] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.920940] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.921087] ------------[ cut here ]------------
| [    2.921118] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.921168] Modules linked in:
| [    2.921257] Tainted: [W]=WARN
[    2.921283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.921321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.921355] 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
[    2.921465] RSP: 0018:ff52ef87005efbf0 EFLAGS: 00010286
[    2.921503] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.921547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2600
[    2.921590] RBP: 0000000000000000 R08: ff11602e830ae910 R09: ff11602e88479830
[    2.921630] R10: ff11602e833d1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.921671] R13: 0000000000000010 R14: ff11602e833d1000 R15: ff11602e831e2600
[    2.921721] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.921767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.921803] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.921847] PKRU: 55555554
[    2.921864] Call Trace:
[    2.921880]  <TASK>
[    2.921898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.921921]  register_netdevice (net/core/dev.c:11488)
[    2.921945]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.921973]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.921998]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.922025]  ops_init (net/core/net_namespace.c:137)
[    2.922050]  setup_net (net/core/net_namespace.c:446)
[    2.922073]  copy_net_ns (net/core/net_namespace.c:579)
[    2.922094]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.922128]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.922163]  ksys_unshare (kernel/fork.c:3243)
[    2.922187]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.922209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.922236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.922266] RIP: 0033:0x7f4b9d8b0bcb
[    2.922288] 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
[    2.922389] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.922431] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.922485] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.922537] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.922581] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.922623] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.922784] ------------[ cut here ]------------
| [    2.922813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.922865] Modules linked in:
| [    2.922949] Tainted: [W]=WARN
[    2.922975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.923010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.923041] 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
[    2.923133] RSP: 0018:ff52ef87005efca8 EFLAGS: 00010286
[    2.923162] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.923201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2800
[    2.923242] RBP: 0000000000000000 R08: ff11602e8706ded0 R09: ff11602e88473034
[    2.923288] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.923333] R13: 0000000000000010 R14: ff11602e833d0000 R15: ff11602e831e2800
[    2.923376] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.923427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.923467] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.923518] PKRU: 55555554
[    2.923535] Call Trace:
[    2.923551]  <TASK>
[    2.923564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.923586]  register_netdevice (net/core/dev.c:11488)
[    2.923608]  register_netdev (net/core/dev.c:11552)
[    2.923639]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.923664]  ops_init (net/core/net_namespace.c:137)
[    2.923688]  setup_net (net/core/net_namespace.c:446)
[    2.923711]  copy_net_ns (net/core/net_namespace.c:579)
[    2.923734]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.923770]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.923803]  ksys_unshare (kernel/fork.c:3243)
[    2.923825]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.923848]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.923872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.923901] RIP: 0033:0x7f4b9d8b0bcb
[    2.923924] 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
[    2.924020] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.924062] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.924102] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.924144] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.924189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.924231] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.924405] ------------[ cut here ]------------
| [    2.924465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.924529] Modules linked in:
| [    2.924613] Tainted: [W]=WARN
[    2.924639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.924677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.924708] 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
[    2.924810] RSP: 0018:ff52ef87005efca0 EFLAGS: 00010286
[    2.924842] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.924886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df600
[    2.924931] RBP: 0000000000000000 R08: ff11602e870365d0 R09: ff11602e88470030
[    2.924977] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    2.925021] R13: 0000000000000010 R14: ff11602e88473000 R15: ff11602e831df600
[    2.925068] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.925116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.925157] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.925202] PKRU: 55555554
[    2.925218] Call Trace:
[    2.925235]  <TASK>
[    2.925253]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.925281]  register_netdevice (net/core/dev.c:11488)
[    2.925304]  register_netdev (net/core/dev.c:11552)
[    2.925327]  sit_init_net (net/ipv6/sit.c:1860)
[    2.925350]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.925382]  ops_init (net/core/net_namespace.c:137)
[    2.925407]  setup_net (net/core/net_namespace.c:446)
[    2.925431]  copy_net_ns (net/core/net_namespace.c:579)
[    2.925455]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.925491]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.925520]  ksys_unshare (kernel/fork.c:3243)
[    2.925545]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.925570]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.925597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.925629] RIP: 0033:0x7f4b9d8b0bcb
[    2.925653] 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
[    2.925753] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.925805] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.925848] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.925894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.925936] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.925984] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.926141] ------------[ cut here ]------------
| [    2.926205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/260
| [    2.926261] Modules linked in:
| [    2.926343] Tainted: [W]=WARN
[    2.926370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.926410] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.926441] 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
[    2.926553] RSP: 0018:ff52ef87005efca8 EFLAGS: 00010286
[    2.926584] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.926631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d000
[    2.926675] RBP: 0000000000000000 R08: ff11602e830ae1d0 R09: ff11602e833d4030
[    2.926723] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    2.926769] R13: 0000000000000010 R14: ff11602e88470000 R15: ff11602e8314d000
[    2.926816] FS:  00007f4b9d5ee840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.926866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.926903] CR2: 00007f4b9d7efc20 CR3: 00000000087d3005 CR4: 0000000000771ef0
[    2.926951] PKRU: 55555554
[    2.926965] Call Trace:
[    2.926979]  <TASK>
[    2.926995]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.927020]  register_netdevice (net/core/dev.c:11488)
[    2.927042]  register_netdev (net/core/dev.c:11552)
[    2.927065]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.927092]  ops_init (net/core/net_namespace.c:137)
[    2.927117]  setup_net (net/core/net_namespace.c:446)
[    2.927144]  copy_net_ns (net/core/net_namespace.c:579)
[    2.927169]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.927201]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.927236]  ksys_unshare (kernel/fork.c:3243)
[    2.927260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.927283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.927307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.927337] RIP: 0033:0x7f4b9d8b0bcb
[    2.927361] 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
[    2.927467] RSP: 002b:00007ffcfd5b6c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.927516] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b9d8b0bcb
[    2.927564] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.927609] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.927654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd5b8e30
[    2.927698] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcfd5b98c5
| [    2.931688] ------------[ cut here ]------------
| [    2.931764] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/261
| [    2.931852] Modules linked in:
| [    2.932005] Tainted: [W]=WARN
[    2.932061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.932132] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.932196] 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
[    2.932334] RSP: 0018:ff52ef87005ef720 EFLAGS: 00010286
[    2.932404] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.932490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    2.932573] RBP: 0000000000000000 R08: ff11602e8702dc10 R09: ff11602e8848b02c
[    2.932679] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    2.932755] R13: 0000000000000010 R14: ff11602e88488000 R15: ff11602e831e2000
[    2.932837] FS:  00007f3217492840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    2.932912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.932985] CR2: 00007f32177621a0 CR3: 00000000073eb005 CR4: 0000000000771ef0
[    2.933068] PKRU: 55555554
[    2.933121] Call Trace:
[    2.933188]  <TASK>
[    2.933257]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.933316]  __dev_notify_flags (net/core/dev.c:9787)
[    2.933388]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.933453]  netif_change_flags (net/core/dev.c:9820)
[    2.933522]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.933584]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.933658]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.933724]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.933791]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.933862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.933926]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.933992]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.934063]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.934122]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.934188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.934250]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.934315]  ___sys_sendmsg (net/socket.c:2752)
[    2.934387]  __sys_sendmsg (net/socket.c:2784)
[    2.934452]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.934521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.934591] RIP: 0033:0x7f32176cc08e
[    2.934654] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.934779] RSP: 002b:00007ffff0776600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.934860] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f32176cc08e
[    2.934942] RDX: 0000000000000000 RSI: 00007ffff07766b0 RDI: 0000000000000005
[    2.935024] RBP: 00007ffff0776610 R08: 0000000000000000 R09: 0000000000000000
[    2.935101] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    2.935180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff0776d80
| [    2.962450] ------------[ cut here ]------------
| [    2.962547] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/268
| [    2.962637] Modules linked in:
| [    2.962799] Tainted: [W]=WARN
[    2.962856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.962932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.963002] 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
[    2.963131] RSP: 0018:ff52ef8700607870 EFLAGS: 00010286
[    2.963200] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.963284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    2.963366] RBP: 0000000000000000 R08: ff11602e830ae4d0 R09: ff11602e8848e030
[    2.963451] R10: ff11602e8848b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.963536] R13: 0000000000000010 R14: ff11602e8848b000 R15: ff11602e831e1f00
[    2.963622] FS:  00007fb3b8eb0840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    2.963702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.963777] CR2: 00000000004a77b8 CR3: 0000000009647001 CR4: 0000000000771ef0
[    2.963862] PKRU: 55555554
[    2.963915] Call Trace:
[    2.963970]  <TASK>
[    2.964026]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.964091]  __dev_notify_flags (net/core/dev.c:9787)
[    2.964155]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.964218]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.964283]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.964348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.964414]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.964494]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.964565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.964634]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.964693]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.964759]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.964819]  ___sys_sendmsg (net/socket.c:2752)
[    2.964884]  __sys_sendmsg (net/socket.c:2784)
[    2.964945]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.965008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.965081] RIP: 0033:0x7fb3b90ea08e
[    2.965145] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.965271] RSP: 002b:00007ffdaeb5eff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.965352] RAX: ffffffffffffffda RBX: 00007ffdaeb5f798 RCX: 00007fb3b90ea08e
[    2.965440] RDX: 0000000000000000 RSI: 00007ffdaeb5f0a0 RDI: 0000000000000005
[    2.965526] RBP: 00007ffdaeb5f000 R08: 0000000000000000 R09: 0000000000000000
[    2.965606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    2.965689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaeb5f770
| [    2.969640] ------------[ cut here ]------------
| [    2.969711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/269
| [    2.969766] Modules linked in:
| [    2.969849] Tainted: [W]=WARN
[    2.969872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.969906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.969934] 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
[    2.970023] RSP: 0018:ff52ef870060f720 EFLAGS: 00010286
[    2.970052] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.970091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    2.970132] RBP: 0000000000000000 R08: ff11602e830ae4d0 R09: ff11602e82e3b030
[    2.970172] R10: ff11602e8848b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.970219] R13: 0000000000000010 R14: ff11602e8848b000 R15: ff11602e8321e100
[    2.970261] FS:  00007fd4267b9840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    2.970307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.970341] CR2: 00000000338a2988 CR3: 00000000073ef005 CR4: 0000000000771ef0
[    2.970388] PKRU: 55555554
[    2.970404] Call Trace:
[    2.970420]  <TASK>
[    2.970437]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.970460]  __dev_notify_flags (net/core/dev.c:9787)
[    2.970492]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.970514]  netif_change_flags (net/core/dev.c:9820)
[    2.970537]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.970560]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.970593]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.970617]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.970642]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.970671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.970691]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.970716]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.970744]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.970767]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.970790]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.970812]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.970833]  ___sys_sendmsg (net/socket.c:2752)
[    2.970855]  __sys_sendmsg (net/socket.c:2784)
[    2.970875]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.970900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.970929] RIP: 0033:0x7fd4269f308e
[    2.970950] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.971035] RSP: 002b:00007ffd54b7c240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.971076] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd4269f308e
[    2.971118] RDX: 0000000000000000 RSI: 00007ffd54b7c2f0 RDI: 0000000000000005
[    2.971160] RBP: 00007ffd54b7c250 R08: 0000000000000000 R09: 0000000000000000
[    2.971200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    2.971241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54b7c9c0
| [    2.993883] ------------[ cut here ]------------
| [    2.993939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/274
| [    2.994001] Modules linked in:
| [    2.994092] Tainted: [W]=WARN
[    2.994114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.994151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.994184] 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
[    2.994287] RSP: 0018:ff52ef870062f720 EFLAGS: 00010286
[    2.994320] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.994366] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    2.994416] RBP: 0000000000000000 R08: ff11602e830ae4d0 R09: ff11602e833d4030
[    2.994459] R10: ff11602e8848b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.994511] R13: 0000000000000010 R14: ff11602e8848b000 R15: ff11602e831e1e00
[    2.994562] FS:  00007f884f425840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    2.994610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.994649] CR2: 0000000035f80988 CR3: 000000000948d002 CR4: 0000000000771ef0
[    2.994693] PKRU: 55555554
[    2.994707] Call Trace:
[    2.994724]  <TASK>
[    2.994742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.994768]  __dev_notify_flags (net/core/dev.c:9787)
[    2.994793]  netif_change_flags (net/core/dev.c:9820)
[    2.994814]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.994841]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.994878]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.994902]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.994928]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.994967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.994994]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.995020]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.995048]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.995075]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.995099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.995124]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.995151]  ___sys_sendmsg (net/socket.c:2752)
[    2.995178]  __sys_sendmsg (net/socket.c:2784)
[    2.995203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.995231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.995263] RIP: 0033:0x7f884f65f08e
[    2.995286] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.995393] RSP: 002b:00007ffdbc39a5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.995438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f884f65f08e
[    2.995490] RDX: 0000000000000000 RSI: 00007ffdbc39a650 RDI: 0000000000000005
[    2.995533] RBP: 00007ffdbc39a5b0 R08: 0000000000000000 R09: 0000000000000000
[    2.995578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    2.995622] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc39ad20
| [    3.010145] ------------[ cut here ]------------
| [    3.010197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [    3.010252] Modules linked in:
| [    3.010340] Tainted: [W]=WARN
[    3.010360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.010402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.010429] 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
[    3.010525] RSP: 0018:ff52ef87006376e0 EFLAGS: 00010286
[    3.010553] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.010600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.010651] RBP: 0000000000000000 R08: ff11602e830ae4d0 R09: ff11602e88485030
[    3.010698] R10: ff11602e8848b120 R11: fefefefefefefeff R12: 0000000000000000
[    3.010749] R13: 0000000000000011 R14: ff11602e8848b000 R15: ff11602e81cfce00
[    3.010795] FS:  00007fa70ba48840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.010839] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.010877] CR2: 00000000198d9988 CR3: 0000000009663003 CR4: 0000000000771ef0
[    3.010923] PKRU: 55555554
[    3.010936] Call Trace:
[    3.010952]  <TASK>
[    3.010966]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.010996]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    3.011023]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.011049]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    3.011073]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.011091]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.011116]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.011147]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.011167]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.011191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.011214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.011235]  ___sys_sendmsg (net/socket.c:2752)
[    3.011259]  __sys_sendmsg (net/socket.c:2784)
[    3.011283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.011314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.011340] RIP: 0033:0x7fa70bc8208e
[    3.011363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.011471] RSP: 002b:00007ffef4ffdd50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.011513] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa70bc8208e
[    3.011559] RDX: 0000000000000000 RSI: 00007ffef4ffde00 RDI: 0000000000000005
[    3.011602] RBP: 00007ffef4ffdd60 R08: 0000000000000000 R09: 0000000000000000
[    3.011641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.011683] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef4ffe4d0
| [    3.036878] ------------[ cut here ]------------
| [    3.036947] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    3.037017] Modules linked in:
| [    3.037094] Tainted: [W]=WARN
[    3.037117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.037147] Workqueue: netns cleanup_net
[    3.037172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.037194] 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
[    3.037289] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.037316] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.037356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.037403] RBP: 0000000000000000 R08: ff11602e830ae1d0 R09: ff11602e83134830
[    3.037441] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    3.037490] R13: 0000000000000011 R14: ff11602e88470000 R15: ff11602e81cfce00
[    3.037535] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.037585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.037620] CR2: 00007f11499e1690 CR3: 0000000009662005 CR4: 0000000000771ef0
[    3.037664] PKRU: 55555554
[    3.037678] Call Trace:
[    3.037694]  <TASK>
[    3.037709]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.037738]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.037763]  cleanup_net (net/core/net_namespace.c:702)
[    3.037785]  process_one_work (kernel/workqueue.c:3314)
[    3.037808]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.037832]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.037854]  kthread (kernel/kthread.c:436)
[    3.037876]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.037899]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.037922]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.037944]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.038091] ------------[ cut here ]------------
| [    3.038117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    3.038176] Modules linked in:
| [    3.038251] Tainted: [W]=WARN
[    3.038275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.038308] Workqueue: netns cleanup_net
[    3.038330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.038360] 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
[    3.038457] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.038489] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.038531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.038573] RBP: 0000000000000000 R08: ff11602e870365d0 R09: ff11602e830ed030
[    3.038614] R10: ff11602e88473120 R11: fefefefefefefeff R12: 0000000000000000
[    3.038651] R13: 0000000000000011 R14: ff11602e88473000 R15: ff11602e81cfce00
[    3.038694] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.038738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.038766] CR2: 00007f11499e1690 CR3: 0000000009662005 CR4: 0000000000771ef0
[    3.038809] PKRU: 55555554
[    3.038824] Call Trace:
[    3.038837]  <TASK>
[    3.038851]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.038882]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.038907]  cleanup_net (net/core/net_namespace.c:702)
[    3.038930]  process_one_work (kernel/workqueue.c:3314)
[    3.038955]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.038978]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.039001]  kthread (kernel/kthread.c:436)
[    3.039025]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.039048]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.039072]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.039096]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.039232] ------------[ cut here ]------------
| [    3.039276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    3.039334] Modules linked in:
| [    3.039412] Tainted: [W]=WARN
[    3.039432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.039466] Workqueue: netns cleanup_net
[    3.039493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.039526] 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
[    3.039619] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.039644] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.039691] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.039733] RBP: 0000000000000000 R08: ff11602e8706ded0 R09: ff11602e830d4034
[    3.039771] R10: ff11602e833d0120 R11: fefefefefefefeff R12: 0000000000000000
[    3.039812] R13: 0000000000000011 R14: ff11602e833d0000 R15: ff11602e81cfce00
[    3.039856] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.039902] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.039935] CR2: 00007f11499e1690 CR3: 0000000009662005 CR4: 0000000000771ef0
[    3.039977] PKRU: 55555554
[    3.039994] Call Trace:
[    3.040008]  <TASK>
[    3.040023]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.040053]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.040071]  cleanup_net (net/core/net_namespace.c:702)
[    3.040094]  process_one_work (kernel/workqueue.c:3314)
[    3.040113]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.040133]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.040158]  kthread (kernel/kthread.c:436)
[    3.040179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.040198]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.040222]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.040241]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.040459] ------------[ cut here ]------------
| [    3.040495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    3.040558] Modules linked in:
| [    3.040631] Tainted: [W]=WARN
[    3.040649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.040685] Workqueue: netns cleanup_net
[    3.040708] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.040736] 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
[    3.040836] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.040863] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.040905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.040945] RBP: 0000000000000000 R08: ff11602e830ae910 R09: ff11602e8847b030
[    3.040982] R10: ff11602e833d1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.041032] R13: 0000000000000011 R14: ff11602e833d1000 R15: ff11602e81cfce00
[    3.041086] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.041132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.041172] CR2: 00007f11498a2574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    3.041213] PKRU: 55555554
[    3.041227] Call Trace:
[    3.041240]  <TASK>
[    3.041255]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.041282]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.041308]  cleanup_net (net/core/net_namespace.c:702)
[    3.041326]  process_one_work (kernel/workqueue.c:3314)
[    3.041347]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.041367]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.041396]  kthread (kernel/kthread.c:436)
[    3.041417]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.041434]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.041460]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.041484]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.041588] ------------[ cut here ]------------
| [    3.041616] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/63
| [    3.041663] Modules linked in:
| [    3.041747] Tainted: [W]=WARN
[    3.041765] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.041791] Workqueue: netns cleanup_net
[    3.041814] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.041845] 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
[    3.041944] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.041988] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.042027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.042078] RBP: 0000000000000000 R08: ff11602e8706de10 R09: ff11602e8849a830
[    3.042115] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    3.042155] R13: 0000000000000011 R14: ff11602e833d2000 R15: ff11602e81cfce00
[    3.042199] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.042239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.042273] CR2: 00007f11498a2574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    3.042315] PKRU: 55555554
[    3.042330] Call Trace:
[    3.042342]  <TASK>
[    3.042356]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.042388]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.042412]  cleanup_net (net/core/net_namespace.c:702)
[    3.042434]  process_one_work (kernel/workqueue.c:3314)
[    3.042457]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.042476]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.042501]  kthread (kernel/kthread.c:436)
[    3.042527]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.042549]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.042576]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.042595]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.049533] ------------[ cut here ]------------
| [    3.049616] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.049717] Modules linked in:
| [    3.049901] Tainted: [W]=WARN
[    3.049960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.050033] Workqueue: netns cleanup_net
[    3.050088] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.050153] 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
[    3.050328] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    3.050406] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.050505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.050592] RBP: 0000000000000000 R08: ff11602e8702dc10 R09: ff11602e833d202c
[    3.050667] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    3.050753] R13: 0000000000000010 R14: ff11602e88488000 R15: ff11602e831e1f00
[    3.050849] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.050979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.051056] CR2: 00007f4ef9298000 CR3: 0000000007331005 CR4: 0000000000771ef0
[    3.051163] PKRU: 55555554
[    3.051218] Call Trace:
[    3.051286]  <TASK>
[    3.051385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.051491]  netif_close_many (net/core/dev.c:1804)
[    3.051620]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.051697]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    3.051762]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.051835]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.051897]  cleanup_net (net/core/net_namespace.c:702)
[    3.051978]  process_one_work (kernel/workqueue.c:3314)
[    3.052043]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.052105]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.052168]  kthread (kernel/kthread.c:436)
[    3.052235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.052300]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.052362]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.052460]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.052770] ------------[ cut here ]------------
| [    3.052846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.052983] Modules linked in:
| [    3.053170] Tainted: [W]=WARN
[    3.053226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.053327] Workqueue: netns cleanup_net
[    3.053393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.053502] 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
[    3.053640] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    3.053732] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.053814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.053892] RBP: 0000000000000000 R08: ff11602e8702dc10 R09: ff11602e8849b82c
[    3.053972] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    3.054077] R13: 0000000000000011 R14: ff11602e88488000 R15: ff11602e831e1f00
[    3.054166] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.054246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.054323] CR2: 00007f4ef9298000 CR3: 0000000007331005 CR4: 0000000000771ef0
[    3.054444] PKRU: 55555554
[    3.054506] Call Trace:
[    3.054584]  <TASK>
[    3.054635]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.054707]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.054779]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.054841]  cleanup_net (net/core/net_namespace.c:702)
[    3.054939]  process_one_work (kernel/workqueue.c:3314)
[    3.055040]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.055101]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.055161]  kthread (kernel/kthread.c:436)
[    3.055224]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.055301]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.055401]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.055502]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.065917] ------------[ cut here ]------------
| [    3.065970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.066023] Modules linked in:
| [    3.066100] Tainted: [W]=WARN
[    3.066119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.066156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.066191] 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
[    3.066292] RSP: 0018:ff52ef870065fcb8 EFLAGS: 00010286
[    3.066323] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.066362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.066411] RBP: 0000000000000000 R08: ff11602e8706a690 R09: ff11602e8848902c
[    3.066456] R10: ff11602e8848d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.066513] R13: 0000000000000010 R14: ff11602e8848d000 R15: ff11602e81cfce00
[    3.066560] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.066606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.066641] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.066682] PKRU: 55555554
[    3.066696] Call Trace:
[    3.066709]  <TASK>
[    3.066725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.066745]  register_netdevice (net/core/dev.c:11488)
[    3.066768]  register_netdev (net/core/dev.c:11552)
[    3.066790]  loopback_net_init (drivers/net/loopback.c:218)
[    3.066815]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    3.066846]  ops_init (net/core/net_namespace.c:137)
[    3.066873]  setup_net (net/core/net_namespace.c:446)
[    3.066895]  copy_net_ns (net/core/net_namespace.c:579)
[    3.066916]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.066943]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.066971]  ksys_unshare (kernel/fork.c:3243)
[    3.066996]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.067019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.067046]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.067074] RIP: 0033:0x7f4635cefbcb
[    3.067096] 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
[    3.067192] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.067235] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.067279] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.067320] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.067359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.067436] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.067568] ------------[ cut here ]------------
| [    3.067597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.067647] Modules linked in:
| [    3.067724] Tainted: [W]=WARN
[    3.067742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.067776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.067805] 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
[    3.067910] RSP: 0018:ff52ef870065fc10 EFLAGS: 00010286
[    3.067940] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.067979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    3.068019] RBP: 0000000000000000 R08: ff11602e8706a450 R09: ff11602e8310e030
[    3.068064] R10: ff11602e88489120 R11: fefefefefefefeff R12: 0000000000000000
[    3.068108] R13: 0000000000000010 R14: ff11602e88489000 R15: ff11602e8321e100
[    3.068154] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.068196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.068230] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.068270] PKRU: 55555554
[    3.068283] Call Trace:
[    3.068297]  <TASK>
[    3.068311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.068331]  register_netdevice (net/core/dev.c:11488)
[    3.068353]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.068374]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.068407]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    3.068434]  ops_init (net/core/net_namespace.c:137)
[    3.068457]  setup_net (net/core/net_namespace.c:446)
[    3.068482]  copy_net_ns (net/core/net_namespace.c:579)
[    3.068504]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.068535]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.068561]  ksys_unshare (kernel/fork.c:3243)
[    3.068583]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.068603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.068634]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.068665] RIP: 0033:0x7f4635cefbcb
[    3.068686] 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
[    3.068784] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.068824] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.068864] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.068906] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.068953] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.068995] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.069130] ------------[ cut here ]------------
| [    3.069157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.069209] Modules linked in:
| [    3.069291] Tainted: [W]=WARN
[    3.069312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.069344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.069371] 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
[    3.069470] RSP: 0018:ff52ef870065fbf0 EFLAGS: 00010286
[    3.069505] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.069547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df300
[    3.069589] RBP: 0000000000000000 R08: ff11602e830ae290 R09: ff11602e87355830
[    3.069634] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    3.069677] R13: 0000000000000010 R14: ff11602e88488000 R15: ff11602e831df300
[    3.069722] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.069768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.069803] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.069847] PKRU: 55555554
[    3.069862] Call Trace:
[    3.069875]  <TASK>
[    3.069890]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.069911]  register_netdevice (net/core/dev.c:11488)
[    3.069934]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.069954]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.069975]  vti_init_net (net/ipv4/ip_vti.c:517)
[    3.069998]  ops_init (net/core/net_namespace.c:137)
[    3.070017]  setup_net (net/core/net_namespace.c:446)
[    3.070038]  copy_net_ns (net/core/net_namespace.c:579)
[    3.070057]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.070081]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.070103]  ksys_unshare (kernel/fork.c:3243)
[    3.070129]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.070148]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.070169]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.070196] RIP: 0033:0x7f4635cefbcb
[    3.070218] 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
[    3.070299] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.070346] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.070391] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.070434] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.070490] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.070536] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.070660] ------------[ cut here ]------------
| [    3.070689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.070739] Modules linked in:
| [    3.070811] Tainted: [W]=WARN
[    3.070830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.070866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.070895] 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
[    3.070992] RSP: 0018:ff52ef870065fca8 EFLAGS: 00010286
[    3.071018] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.071062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d200
[    3.071105] RBP: 0000000000000000 R08: ff11602e830ae410 R09: ff11602e833d1034
[    3.071146] R10: ff11602e82004120 R11: fefefefefefefeff R12: 0000000000000000
[    3.071190] R13: 0000000000000010 R14: ff11602e82004000 R15: ff11602e8314d200
[    3.071232] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.071265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.071302] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.071348] PKRU: 55555554
[    3.071364] Call Trace:
[    3.071382]  <TASK>
[    3.071396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.071415]  register_netdevice (net/core/dev.c:11488)
[    3.071437]  register_netdev (net/core/dev.c:11552)
[    3.071459]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    3.071486]  ops_init (net/core/net_namespace.c:137)
[    3.071508]  setup_net (net/core/net_namespace.c:446)
[    3.071529]  copy_net_ns (net/core/net_namespace.c:579)
[    3.071552]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.071581]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.071602]  ksys_unshare (kernel/fork.c:3243)
[    3.071624]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.071647]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.071668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.071699] RIP: 0033:0x7f4635cefbcb
[    3.071719] 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
[    3.071820] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.071866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.071908] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.071954] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.072001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.072042] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.072180] ------------[ cut here ]------------
| [    3.072206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.072254] Modules linked in:
| [    3.072326] Tainted: [W]=WARN
[    3.072346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.072385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.072416] 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
[    3.072520] RSP: 0018:ff52ef870065fca0 EFLAGS: 00010286
[    3.072548] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.072596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1200
[    3.072637] RBP: 0000000000000000 R08: ff11602e831e95d0 R09: ff11602e88470030
[    3.072683] R10: ff11602e833d1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.072725] R13: 0000000000000010 R14: ff11602e833d1000 R15: ff11602e831e1200
[    3.072762] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.072812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.072849] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.072893] PKRU: 55555554
[    3.072908] Call Trace:
[    3.072920]  <TASK>
[    3.072932]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.072955]  register_netdevice (net/core/dev.c:11488)
[    3.072976]  register_netdev (net/core/dev.c:11552)
[    3.072996]  sit_init_net (net/ipv6/sit.c:1860)
[    3.073022]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    3.073042]  ops_init (net/core/net_namespace.c:137)
[    3.073065]  setup_net (net/core/net_namespace.c:446)
[    3.073085]  copy_net_ns (net/core/net_namespace.c:579)
[    3.073107]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.073140]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.073172]  ksys_unshare (kernel/fork.c:3243)
[    3.073193]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.073214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.073238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.073270] RIP: 0033:0x7f4635cefbcb
[    3.073291] 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
[    3.073402] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.073447] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.073493] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.073533] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.073577] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.073622] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.073771] ------------[ cut here ]------------
| [    3.073798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    3.073848] Modules linked in:
| [    3.073921] Tainted: [W]=WARN
[    3.073944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.073979] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.074006] 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
[    3.074105] RSP: 0018:ff52ef870065fca8 EFLAGS: 00010286
[    3.074132] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.074171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831ded00
[    3.074206] RBP: 0000000000000000 R08: ff11602e830ae550 R09: ff11602e88477030
[    3.074246] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    3.074290] R13: 0000000000000010 R14: ff11602e88470000 R15: ff11602e831ded00
[    3.074330] FS:  00007f4635a2d840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.074383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.074421] CR2: 00007f4635c2ec20 CR3: 0000000008675006 CR4: 0000000000771ef0
[    3.074465] PKRU: 55555554
[    3.074486] Call Trace:
[    3.074498]  <TASK>
[    3.074514]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.074537]  register_netdevice (net/core/dev.c:11488)
[    3.074559]  register_netdev (net/core/dev.c:11552)
[    3.074579]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    3.074599]  ops_init (net/core/net_namespace.c:137)
[    3.074623]  setup_net (net/core/net_namespace.c:446)
[    3.074645]  copy_net_ns (net/core/net_namespace.c:579)
[    3.074666]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.074693]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.074721]  ksys_unshare (kernel/fork.c:3243)
[    3.074743]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.074764]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.074784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.074812] RIP: 0033:0x7f4635cefbcb
[    3.074834] 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
[    3.074934] RSP: 002b:00007ffe3f6c4c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.074972] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4635cefbcb
[    3.075014] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.075061] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.075101] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3f6c6e80
[    3.075142] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3f6c78c5
| [    3.079520] ------------[ cut here ]------------
| [    3.079570] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/289
| [    3.079624] Modules linked in:
| [    3.079705] Tainted: [W]=WARN
[    3.079729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.079766] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.079796] 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
[    3.079901] RSP: 0018:ff52ef8700667720 EFLAGS: 00010286
[    3.079930] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.079981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    3.080023] RBP: 0000000000000000 R08: ff11602e8706a690 R09: ff11602e833d402c
[    3.080064] R10: ff11602e8848d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.080104] R13: 0000000000000010 R14: ff11602e8848d000 R15: ff11602e831de900
[    3.080151] FS:  00007ffb1a005840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.080201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.080238] CR2: 000000002ff9d988 CR3: 00000000094b7004 CR4: 0000000000771ef0
[    3.080282] PKRU: 55555554
[    3.080301] Call Trace:
[    3.080319]  <TASK>
[    3.080337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.080360]  __dev_notify_flags (net/core/dev.c:9787)
[    3.080389]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.080417]  netif_change_flags (net/core/dev.c:9820)
[    3.080444]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.080470]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.080507]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.080531]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.080559]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.080590]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.080615]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.080641]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.080672]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.080697]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.080719]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.080742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.080766]  ___sys_sendmsg (net/socket.c:2752)
[    3.080792]  __sys_sendmsg (net/socket.c:2784)
[    3.080815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.080839]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.080868] RIP: 0033:0x7ffb1a23f08e
[    3.080896] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.080990] RSP: 002b:00007fff17b586d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.081033] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb1a23f08e
[    3.081075] RDX: 0000000000000000 RSI: 00007fff17b58780 RDI: 0000000000000005
[    3.081123] RBP: 00007fff17b586e0 R08: 0000000000000000 R09: 0000000000000000
[    3.081165] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.081218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff17b58e50
| [    3.106456] ------------[ cut here ]------------
| [    3.106552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/296
| [    3.106643] Modules linked in:
| [    3.106793] Tainted: [W]=WARN
[    3.106848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.106921] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.106987] 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
[    3.107128] RSP: 0018:ff52ef870067f870 EFLAGS: 00010286
[    3.107192] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.107271] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    3.107349] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e8848e030
[    3.107433] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.107519] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e2000
[    3.107602] FS:  00007fdaae52f840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.107684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.107757] CR2: 00000000004a77b8 CR3: 000000000966f003 CR4: 0000000000771ef0
[    3.107833] PKRU: 55555554
[    3.107882] Call Trace:
[    3.107933]  <TASK>
[    3.107984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.108044]  __dev_notify_flags (net/core/dev.c:9787)
[    3.108102]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.108160]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.108219]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.108285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.108343]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.108418]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.108489]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.108554]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.108612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.108671]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.108731]  ___sys_sendmsg (net/socket.c:2752)
[    3.108789]  __sys_sendmsg (net/socket.c:2784)
[    3.108847]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.108906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.108971] RIP: 0033:0x7fdaae76908e
[    3.109028] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.109164] RSP: 002b:00007ffcfe07d7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.109243] RAX: ffffffffffffffda RBX: 00007ffcfe07df48 RCX: 00007fdaae76908e
[    3.109321] RDX: 0000000000000000 RSI: 00007ffcfe07d850 RDI: 0000000000000005
[    3.109406] RBP: 00007ffcfe07d7b0 R08: 0000000000000000 R09: 0000000000000000
[    3.109492] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.109572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe07df20
| [    3.113174] ------------[ cut here ]------------
| [    3.113219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/297
| [    3.113276] Modules linked in:
| [    3.113356] Tainted: [W]=WARN
[    3.113384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.113420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.113446] 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
[    3.113545] RSP: 0018:ff52ef8700687720 EFLAGS: 00010286
[    3.113580] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.113626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfd100
[    3.113670] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e88477030
[    3.113712] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.113753] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e81cfd100
[    3.113801] FS:  00007f998a115840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.113846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.113884] CR2: 000000000913b988 CR3: 0000000009422005 CR4: 0000000000771ef0
[    3.113926] PKRU: 55555554
[    3.113941] Call Trace:
[    3.113959]  <TASK>
[    3.113976]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.113999]  __dev_notify_flags (net/core/dev.c:9787)
[    3.114023]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.114044]  netif_change_flags (net/core/dev.c:9820)
[    3.114068]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.114091]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.114124]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.114146]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.114174]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.114207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.114229]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.114254]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.114287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.114312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.114334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.114357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.114384]  ___sys_sendmsg (net/socket.c:2752)
[    3.114409]  __sys_sendmsg (net/socket.c:2784)
[    3.114432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.114455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.114490] RIP: 0033:0x7f998a34f08e
[    3.114514] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.114607] RSP: 002b:00007ffdeac34e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.114649] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f998a34f08e
[    3.114690] RDX: 0000000000000000 RSI: 00007ffdeac34eb0 RDI: 0000000000000005
[    3.114734] RBP: 00007ffdeac34e10 R08: 0000000000000000 R09: 0000000000000000
[    3.114774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.114815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdeac35580
| [    3.125194] ------------[ cut here ]------------
| [    3.125277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/300
| [    3.125365] Modules linked in:
| [    3.125564] Tainted: [W]=WARN
[    3.125624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.125699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.125767] 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
[    3.125893] RSP: 0018:ff52ef870069f870 EFLAGS: 00010286
[    3.125957] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.126038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.126119] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e82fc8030
[    3.126195] R10: ff11602e8848e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.126276] R13: 0000000000000010 R14: ff11602e8848e000 R15: ff11602e831e1f00
[    3.126362] FS:  00007fb26b647840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.126449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.126548] CR2: 00000000004a77b8 CR3: 0000000009654002 CR4: 0000000000771ef0
[    3.126632] PKRU: 55555554
[    3.126685] Call Trace:
[    3.126740]  <TASK>
[    3.126794]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.126856]  __dev_notify_flags (net/core/dev.c:9787)
[    3.126921]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.126980]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.127042]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.127113]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.127176]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.127245]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.127313]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.127385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.127443]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.127512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.127576]  ___sys_sendmsg (net/socket.c:2752)
[    3.127659]  __sys_sendmsg (net/socket.c:2784)
[    3.127720]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.127779]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.127848] RIP: 0033:0x7fb26b88108e
[    3.127905] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.128043] RSP: 002b:00007ffe8edcfc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.128120] RAX: ffffffffffffffda RBX: 00007ffe8edd03b8 RCX: 00007fb26b88108e
[    3.128199] RDX: 0000000000000000 RSI: 00007ffe8edcfcc0 RDI: 0000000000000005
[    3.128276] RBP: 00007ffe8edcfc20 R08: 0000000000000000 R09: 0000000000000000
[    3.128355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.128439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8edd0390
| [    3.131954] ------------[ cut here ]------------
| [    3.131993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/301
| [    3.132045] Modules linked in:
| [    3.132127] Tainted: [W]=WARN
[    3.132150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.132186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.132215] 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
[    3.132309] RSP: 0018:ff52ef87006a7720 EFLAGS: 00010286
[    3.132339] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.132422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    3.132467] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e88477030
[    3.132521] R10: ff11602e8848e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.132569] R13: 0000000000000010 R14: ff11602e8848e000 R15: ff11602e8321e100
[    3.132617] FS:  00007f8ddb008840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.132665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.132708] CR2: 000000003b3fc988 CR3: 0000000008727004 CR4: 0000000000771ef0
[    3.132752] PKRU: 55555554
[    3.132769] Call Trace:
[    3.132792]  <TASK>
[    3.132808]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.132836]  __dev_notify_flags (net/core/dev.c:9787)
[    3.132859]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.132883]  netif_change_flags (net/core/dev.c:9820)
[    3.132911]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.132935]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.132972]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.133001]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.133026]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.133055]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.133078]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.133104]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.133139]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.133162]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.133186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.133209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.133235]  ___sys_sendmsg (net/socket.c:2752)
[    3.133262]  __sys_sendmsg (net/socket.c:2784)
[    3.133285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.133310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.133340] RIP: 0033:0x7f8ddb24208e
[    3.133363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.133484] RSP: 002b:00007ffc180bfe90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.133531] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8ddb24208e
[    3.133570] RDX: 0000000000000000 RSI: 00007ffc180bff40 RDI: 0000000000000005
[    3.133615] RBP: 00007ffc180bfea0 R08: 0000000000000000 R09: 0000000000000000
[    3.133663] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.133703] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc180c0610
| [    3.161940] ------------[ cut here ]------------
| [    3.161997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/308
| [    3.162055] Modules linked in:
| [    3.162146] Tainted: [W]=WARN
[    3.162169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.162206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.162237] 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
[    3.162363] RSP: 0018:ff52ef87006d7720 EFLAGS: 00010286
[    3.162402] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.162451] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    3.162499] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e833d4030
[    3.162542] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.162580] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e1e00
[    3.162628] FS:  00007f1528e2e840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.162673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.162713] CR2: 00000000273a8988 CR3: 00000000094d0004 CR4: 0000000000771ef0
[    3.162766] PKRU: 55555554
[    3.162782] Call Trace:
[    3.162799]  <TASK>
[    3.162816]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.162843]  __dev_notify_flags (net/core/dev.c:9787)
[    3.162868]  netif_change_flags (net/core/dev.c:9820)
[    3.162893]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.162920]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.162953]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.162979]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.163003]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.163038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.163063]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.163089]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.163117]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.163140]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.163167]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.163189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.163214]  ___sys_sendmsg (net/socket.c:2752)
[    3.163244]  __sys_sendmsg (net/socket.c:2784)
[    3.163270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.163295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.163330] RIP: 0033:0x7f152906808e
[    3.163354] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.163463] RSP: 002b:00007ffef9d0a000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.163512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f152906808e
[    3.163555] RDX: 0000000000000000 RSI: 00007ffef9d0a0b0 RDI: 0000000000000005
[    3.163596] RBP: 00007ffef9d0a010 R08: 0000000000000000 R09: 0000000000000000
[    3.163637] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.163678] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef9d0a780
| [    3.209942] ------------[ cut here ]------------
| [    3.210000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/325
| [    3.210059] Modules linked in:
| [    3.210150] Tainted: [W]=WARN
[    3.210175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.210213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.210247] 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
[    3.210346] RSP: 0018:ff52ef87003bf720 EFLAGS: 00010286
[    3.210385] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.210427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    3.210468] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e88477030
[    3.210525] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.210566] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e8321e100
[    3.210616] FS:  00007f4d11529840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.210659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.210697] CR2: 000000000dcb3988 CR3: 00000000094e1004 CR4: 0000000000771ef0
[    3.210734] PKRU: 55555554
[    3.210749] Call Trace:
[    3.210769]  <TASK>
[    3.210786]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.210811]  __dev_notify_flags (net/core/dev.c:9787)
[    3.210835]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.210858]  netif_change_flags (net/core/dev.c:9820)
[    3.210884]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.210910]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.210943]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.210966]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.210991]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.211020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.211042]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.211064]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.211093]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.211117]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.211139]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.211161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.211186]  ___sys_sendmsg (net/socket.c:2752)
[    3.211209]  __sys_sendmsg (net/socket.c:2784)
[    3.211233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.211262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.211293] RIP: 0033:0x7f4d1176308e
[    3.211319] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.211474] RSP: 002b:00007ffd59c437a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.211523] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4d1176308e
[    3.211565] RDX: 0000000000000000 RSI: 00007ffd59c43850 RDI: 0000000000000005
[    3.211611] RBP: 00007ffd59c437b0 R08: 0000000000000000 R09: 0000000000000000
[    3.211649] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.211689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd59c43f20
| [    3.215495] ------------[ cut here ]------------
| [    3.215589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/327
| [    3.215704] Modules linked in:
| [    3.215879] Tainted: [W]=WARN
[    3.215938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.216027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.216099] 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
[    3.216252] RSP: 0018:ff52ef87005d7720 EFLAGS: 00010286
[    3.216318] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.216400] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    3.216511] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e82fc8030
[    3.216606] R10: ff11602e8848e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.216684] R13: 0000000000000010 R14: ff11602e8848e000 R15: ff11602e831e2000
[    3.216769] FS:  00007f9f24543840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.216850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.216925] CR2: 000000003c8b1988 CR3: 0000000008538004 CR4: 0000000000771ef0
[    3.217033] PKRU: 55555554
[    3.217087] Call Trace:
[    3.217142]  <TASK>
[    3.217194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.217260]  __dev_notify_flags (net/core/dev.c:9787)
[    3.217328]  netif_change_flags (net/core/dev.c:9820)
[    3.217401]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.217464]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.217550]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.217611]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.217671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.217737]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.217796]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.217856]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.217922]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.217981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.218056]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.218118]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.218184]  ___sys_sendmsg (net/socket.c:2752)
[    3.218252]  __sys_sendmsg (net/socket.c:2784)
[    3.218316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.218386]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.218458] RIP: 0033:0x7f9f2477d08e
[    3.218528] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.218655] RSP: 002b:00007ffd91eb12d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.218738] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9f2477d08e
[    3.218820] RDX: 0000000000000000 RSI: 00007ffd91eb1380 RDI: 0000000000000005
[    3.218898] RBP: 00007ffd91eb12e0 R08: 0000000000000000 R09: 0000000000000000
[    3.218978] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.219082] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd91eb1a50
| [    3.274516] ------------[ cut here ]------------
| [    3.274577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/344
| [    3.274636] Modules linked in:
| [    3.274727] Tainted: [W]=WARN
[    3.274750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.274783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.274813] 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
[    3.274907] RSP: 0018:ff52ef870077f720 EFLAGS: 00010286
[    3.274937] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.274983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    3.275031] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e833d4030
[    3.275074] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.275120] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e1e00
[    3.275172] FS:  00007f956eba7840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.275216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.275253] CR2: 000000000dcb4988 CR3: 000000000860b003 CR4: 0000000000771ef0
[    3.275294] PKRU: 55555554
[    3.275310] Call Trace:
[    3.275328]  <TASK>
[    3.275349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.275376]  __dev_notify_flags (net/core/dev.c:9787)
[    3.275402]  netif_change_flags (net/core/dev.c:9820)
[    3.275426]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.275455]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.275491]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.275516]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.275542]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.275572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.275596]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.275622]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.275658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.275683]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.275706]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.275729]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.275753]  ___sys_sendmsg (net/socket.c:2752)
[    3.275778]  __sys_sendmsg (net/socket.c:2784)
[    3.275801]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.275829]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.275860] RIP: 0033:0x7f956ede108e
[    3.275883] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.275984] RSP: 002b:00007ffd020adf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.276028] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f956ede108e
[    3.276069] RDX: 0000000000000000 RSI: 00007ffd020ae010 RDI: 0000000000000005
[    3.276112] RBP: 00007ffd020adf70 R08: 0000000000000000 R09: 0000000000000000
[    3.276159] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.276201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd020ae6e0
| [    3.291870] ------------[ cut here ]------------
| [    3.291926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/347
| [    3.291988] Modules linked in:
| [    3.292070] Tainted: [W]=WARN
[    3.292093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.292130] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.292162] 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
[    3.292258] RSP: 0018:ff52ef87007976e0 EFLAGS: 00010286
[    3.292290] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.292334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    3.292381] RBP: 0000000000000000 R08: ff11602e830ae590 R09: ff11602e833f9030
[    3.292426] R10: ff11602e8848e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.292468] R13: 0000000000000011 R14: ff11602e8848e000 R15: ff11602e831de900
[    3.292540] FS:  00007f232e402840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.292589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.292626] CR2: 00007f232e6d21a0 CR3: 00000000094a2001 CR4: 0000000000771ef0
[    3.292670] PKRU: 55555554
[    3.292687] Call Trace:
[    3.292705]  <TASK>
[    3.292723]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.292756]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    3.292784]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.292810]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    3.292833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.292856]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.292885]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.292916]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.292944]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.292968]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.292996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.293021]  ___sys_sendmsg (net/socket.c:2752)
[    3.293047]  __sys_sendmsg (net/socket.c:2784)
[    3.293070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.293097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.293134] RIP: 0033:0x7f232e63c08e
[    3.293157] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.293261] RSP: 002b:00007ffe153dadf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.293303] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f232e63c08e
[    3.293343] RDX: 0000000000000000 RSI: 00007ffe153daea0 RDI: 0000000000000005
[    3.293387] RBP: 00007ffe153dae00 R08: 0000000000000000 R09: 0000000000000000
[    3.293429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.293469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe153db570
| [    3.312491] ------------[ cut here ]------------
| [    3.312579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/348
| [    3.312671] Modules linked in:
| [    3.312832] Tainted: [W]=WARN
[    3.312896] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.312973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.313044] 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
[    3.313181] RSP: 0018:ff52ef870079f6e0 EFLAGS: 00010286
[    3.313250] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.313328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.313420] RBP: 0000000000000000 R08: ff11602e830ae010 R09: ff11602e87357030
[    3.313506] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.313587] R13: 0000000000000011 R14: ff11602e82e38000 R15: ff11602e831e1f00
[    3.313675] FS:  00007f0074ed6840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.313752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.313826] CR2: 0000000022c16988 CR3: 00000000096d5001 CR4: 0000000000771ef0
[    3.313909] PKRU: 55555554
[    3.313962] Call Trace:
[    3.314019]  <TASK>
[    3.314073]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.314145]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    3.314210]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.314279]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    3.314345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.314417]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.314489]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.314554]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.314619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.314681]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.314742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.314809]  ___sys_sendmsg (net/socket.c:2752)
[    3.314875]  __sys_sendmsg (net/socket.c:2784)
[    3.314941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.315004]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.315076] RIP: 0033:0x7f007511008e
[    3.315137] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.315266] RSP: 002b:00007ffeebc76d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.315349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f007511008e
[    3.315430] RDX: 0000000000000000 RSI: 00007ffeebc76de0 RDI: 0000000000000005
[    3.315519] RBP: 00007ffeebc76d40 R08: 0000000000000000 R09: 0000000000000000
[    3.315598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.315675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeebc774b0
| [    3.330593] ------------[ cut here ]------------
| [    3.330708] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.330803] Modules linked in:
| [    3.330985] Tainted: [W]=WARN
[    3.331042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.331117] Workqueue: netns cleanup_net
[    3.331181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.331253] 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
[    3.331387] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.331446] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.331533] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.331614] RBP: 0000000000000000 R08: ff11602e830ae550 R09: ff11602e830e9030
[    3.331692] R10: ff11602e88470120 R11: fefefefefefefeff R12: 0000000000000000
[    3.331797] R13: 0000000000000011 R14: ff11602e88470000 R15: ff11602e831e1f00
[    3.331908] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.331985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.332056] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.332136] PKRU: 55555554
[    3.332219] Call Trace:
[    3.332288]  <TASK>
[    3.332339]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.332409]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.332465]  cleanup_net (net/core/net_namespace.c:702)
[    3.332542]  process_one_work (kernel/workqueue.c:3314)
[    3.332600]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.332659]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.332719]  kthread (kernel/kthread.c:436)
[    3.332775]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.332878]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.332944]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.333036]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.333383] ------------[ cut here ]------------
| [    3.333447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.333558] Modules linked in:
| [    3.333709] Tainted: [W]=WARN
[    3.333769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.333841] Workqueue: netns cleanup_net
[    3.333935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.334003] 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
[    3.334129] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.334190] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.334276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.334392] RBP: 0000000000000000 R08: ff11602e831e95d0 R09: ff11602e833dd030
[    3.334465] R10: ff11602e833d1120 R11: fefefefefefefeff R12: 0000000000000000
[    3.334580] R13: 0000000000000011 R14: ff11602e833d1000 R15: ff11602e831e1f00
[    3.334666] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.334749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.334823] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.334901] PKRU: 55555554
[    3.334991] Call Trace:
[    3.335047]  <TASK>
[    3.335132]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.335202]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.335264]  cleanup_net (net/core/net_namespace.c:702)
[    3.335325]  process_one_work (kernel/workqueue.c:3314)
[    3.335397]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.335460]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.335534]  kthread (kernel/kthread.c:436)
[    3.335598]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.335668]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.335732]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.335835]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.336163] ------------[ cut here ]------------
| [    3.336263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.336432] Modules linked in:
| [    3.336634] Tainted: [W]=WARN
[    3.336701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.336844] Workqueue: netns cleanup_net
[    3.336968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.337061] 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
[    3.337232] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.337351] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.337563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.337645] RBP: 0000000000000000 R08: ff11602e830ae410 R09: ff11602e81c20034
[    3.337724] R10: ff11602e82004120 R11: fefefefefefefeff R12: 0000000000000000
[    3.337813] R13: 0000000000000011 R14: ff11602e82004000 R15: ff11602e831e1f00
[    3.337942] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.338059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.338134] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.338246] PKRU: 55555554
[    3.338333] Call Trace:
[    3.338394]  <TASK>
[    3.338451]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.338522]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.338580]  cleanup_net (net/core/net_namespace.c:702)
[    3.338635]  process_one_work (kernel/workqueue.c:3314)
[    3.338731]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.338786]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.338881]  kthread (kernel/kthread.c:436)
[    3.338948]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.339012]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.339087]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.339150]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.339420] ------------[ cut here ]------------
| [    3.339487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.339612] Modules linked in:
| [    3.339793] Tainted: [W]=WARN
[    3.339849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.339956] Workqueue: netns cleanup_net
[    3.340012] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.340080] 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
[    3.340204] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.340273] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.340351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.340437] RBP: 0000000000000000 R08: ff11602e830ae290 R09: ff11602e88485830
[    3.340545] R10: ff11602e88488120 R11: fefefefefefefeff R12: 0000000000000000
[    3.340623] R13: 0000000000000011 R14: ff11602e88488000 R15: ff11602e831e1f00
[    3.340702] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.340780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.340847] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.340941] PKRU: 55555554
[    3.341005] Call Trace:
[    3.341069]  <TASK>
[    3.341123]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.341191]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.341247]  cleanup_net (net/core/net_namespace.c:702)
[    3.341311]  process_one_work (kernel/workqueue.c:3314)
[    3.341381]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.341437]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.341548]  kthread (kernel/kthread.c:436)
[    3.341640]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.341696]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.341752]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.341815]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.342059] ------------[ cut here ]------------
| [    3.342119] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.342203] Modules linked in:
| [    3.342403] Tainted: [W]=WARN
[    3.342499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.342601] Workqueue: netns cleanup_net
[    3.342685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.342753] 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
[    3.342879] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    3.342975] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.343084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.343169] RBP: 0000000000000000 R08: ff11602e8706a450 R09: ff11602e83134830
[    3.343244] R10: ff11602e88489120 R11: fefefefefefefeff R12: 0000000000000000
[    3.343324] R13: 0000000000000011 R14: ff11602e88489000 R15: ff11602e831e1f00
[    3.343412] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.343521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.343592] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.343667] PKRU: 55555554
[    3.343711] Call Trace:
[    3.343766]  <TASK>
[    3.343832]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.343929]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    3.344021]  cleanup_net (net/core/net_namespace.c:702)
[    3.344084]  process_one_work (kernel/workqueue.c:3314)
[    3.344153]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.344219]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.344284]  kthread (kernel/kthread.c:436)
[    3.344346]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.344468]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.344559]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.344621]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.353919] ------------[ cut here ]------------
| [    3.353965] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.354019] Modules linked in:
| [    3.354104] Tainted: [W]=WARN
[    3.354127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.354163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.354192] 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
[    3.354292] RSP: 0018:ff52ef87007cfcb8 EFLAGS: 00010286
[    3.354321] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.354362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    3.354411] RBP: 0000000000000000 R08: ff11602e870ac890 R09: ff11602e8736b02c
[    3.354453] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.354497] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e8321e100
[    3.354548] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.354593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.354631] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.354675] PKRU: 55555554
[    3.354692] Call Trace:
[    3.354709]  <TASK>
[    3.354724]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.354748]  register_netdevice (net/core/dev.c:11488)
[    3.354770]  register_netdev (net/core/dev.c:11552)
[    3.354791]  loopback_net_init (drivers/net/loopback.c:218)
[    3.354817]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    3.354849]  ops_init (net/core/net_namespace.c:137)
[    3.354878]  setup_net (net/core/net_namespace.c:446)
[    3.354901]  copy_net_ns (net/core/net_namespace.c:579)
[    3.354925]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.354956]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.354984]  ksys_unshare (kernel/fork.c:3243)
[    3.355008]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.355031]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.355057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.355089] RIP: 0033:0x7f32eeb6cbcb
[    3.355113] 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
[    3.355205] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.355248] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.355288] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.355330] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.355375] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.355415] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.355561] ------------[ cut here ]------------
| [    3.355589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.355642] Modules linked in:
| [    3.355721] Tainted: [W]=WARN
[    3.355748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.355784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.355810] 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
[    3.355913] RSP: 0018:ff52ef87007cfc10 EFLAGS: 00010286
[    3.355941] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.355979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    3.356019] RBP: 0000000000000000 R08: ff11602e870aca90 R09: ff11602e830e9030
[    3.356060] R10: ff11602e8736b120 R11: fefefefefefefeff R12: 0000000000000000
[    3.356103] R13: 0000000000000010 R14: ff11602e8736b000 R15: ff11602e81cfce00
[    3.356147] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.356188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.356221] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.356262] PKRU: 55555554
[    3.356277] Call Trace:
[    3.356293]  <TASK>
[    3.356311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.356332]  register_netdevice (net/core/dev.c:11488)
[    3.356354]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.356433]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.356459]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    3.356490]  ops_init (net/core/net_namespace.c:137)
[    3.356514]  setup_net (net/core/net_namespace.c:446)
[    3.356539]  copy_net_ns (net/core/net_namespace.c:579)
[    3.356562]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.356593]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.356624]  ksys_unshare (kernel/fork.c:3243)
[    3.356647]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.356670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.356693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.356722] RIP: 0033:0x7f32eeb6cbcb
[    3.356743] 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
[    3.356837] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.356879] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.356923] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.356968] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.357007] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.357048] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.357192] ------------[ cut here ]------------
| [    3.357225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.357275] Modules linked in:
| [    3.357354] Tainted: [W]=WARN
[    3.357379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.357418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.357446] 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
[    3.357549] RSP: 0018:ff52ef87007cfbf0 EFLAGS: 00010286
[    3.357579] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.357619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfd100
[    3.357662] RBP: 0000000000000000 R08: ff11602e870ac510 R09: ff11602e813d4830
[    3.357711] R10: ff11602e8736a120 R11: fefefefefefefeff R12: 0000000000000000
[    3.357757] R13: 0000000000000010 R14: ff11602e8736a000 R15: ff11602e81cfd100
[    3.357811] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.357858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.357894] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.357942] PKRU: 55555554
[    3.357959] Call Trace:
[    3.357975]  <TASK>
[    3.357991]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.358015]  register_netdevice (net/core/dev.c:11488)
[    3.358038]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    3.358060]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    3.358087]  vti_init_net (net/ipv4/ip_vti.c:517)
[    3.358110]  ops_init (net/core/net_namespace.c:137)
[    3.358132]  setup_net (net/core/net_namespace.c:446)
[    3.358155]  copy_net_ns (net/core/net_namespace.c:579)
[    3.358178]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.358211]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.358238]  ksys_unshare (kernel/fork.c:3243)
[    3.358261]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.358289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.358311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.358342] RIP: 0033:0x7f32eeb6cbcb
[    3.358362] 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
[    3.358460] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.358508] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.358550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.358595] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.358634] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.358674] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.358820] ------------[ cut here ]------------
| [    3.358848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.358896] Modules linked in:
| [    3.358970] Tainted: [W]=WARN
[    3.358994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.359031] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.359067] 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
[    3.359158] RSP: 0018:ff52ef87007cfca8 EFLAGS: 00010286
[    3.359189] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.359229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d200
[    3.359273] RBP: 0000000000000000 R08: ff11602e870ac850 R09: ff11602e8736e034
[    3.359327] R10: ff11602e87369120 R11: fefefefefefefeff R12: 0000000000000000
[    3.359406] R13: 0000000000000010 R14: ff11602e87369000 R15: ff11602e8314d200
[    3.359450] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.359503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.359539] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.359585] PKRU: 55555554
[    3.359600] Call Trace:
[    3.359616]  <TASK>
[    3.359631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.359653]  register_netdevice (net/core/dev.c:11488)
[    3.359674]  register_netdev (net/core/dev.c:11552)
[    3.359696]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    3.359722]  ops_init (net/core/net_namespace.c:137)
[    3.359747]  setup_net (net/core/net_namespace.c:446)
[    3.359770]  copy_net_ns (net/core/net_namespace.c:579)
[    3.359796]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.359825]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.359857]  ksys_unshare (kernel/fork.c:3243)
[    3.359881]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.359903]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.359925]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.359954] RIP: 0033:0x7f32eeb6cbcb
[    3.359977] 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
[    3.360071] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.360116] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.360160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.360206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.360252] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.360296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.360474] ------------[ cut here ]------------
| [    3.360528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.360579] Modules linked in:
| [    3.360658] Tainted: [W]=WARN
[    3.360679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.360754] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.360782] 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
[    3.360886] RSP: 0018:ff52ef87007cfca0 EFLAGS: 00010286
[    3.360915] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.360957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1200
[    3.360998] RBP: 0000000000000000 R08: ff11602e870ac390 R09: ff11602e87373030
[    3.361042] R10: ff11602e8736e120 R11: fefefefefefefeff R12: 0000000000000000
[    3.361086] R13: 0000000000000010 R14: ff11602e8736e000 R15: ff11602e831e1200
[    3.361135] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.361184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.361218] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.361264] PKRU: 55555554
[    3.361280] Call Trace:
[    3.361297]  <TASK>
[    3.361312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.361334]  register_netdevice (net/core/dev.c:11488)
[    3.361357]  register_netdev (net/core/dev.c:11552)
[    3.361383]  sit_init_net (net/ipv6/sit.c:1860)
[    3.361413]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    3.361440]  ops_init (net/core/net_namespace.c:137)
[    3.361466]  setup_net (net/core/net_namespace.c:446)
[    3.361492]  copy_net_ns (net/core/net_namespace.c:579)
[    3.361515]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.361544]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.361572]  ksys_unshare (kernel/fork.c:3243)
[    3.361600]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.361621]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.361644]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.361676] RIP: 0033:0x7f32eeb6cbcb
[    3.361702] 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
[    3.361803] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.361845] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.361885] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.361926] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.361967] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.362011] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.362182] ------------[ cut here ]------------
| [    3.362216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/359
| [    3.362269] Modules linked in:
| [    3.362351] Tainted: [W]=WARN
[    3.362383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.362420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.362451] 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
[    3.362548] RSP: 0018:ff52ef87007cfca8 EFLAGS: 00010286
[    3.362575] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.362613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831ded00
[    3.362652] RBP: 0000000000000000 R08: ff11602e870a8090 R09: ff11602e87370030
[    3.362692] R10: ff11602e87373120 R11: fefefefefefefeff R12: 0000000000000000
[    3.362731] R13: 0000000000000010 R14: ff11602e87373000 R15: ff11602e831ded00
[    3.362771] FS:  00007f32ee8aa840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.362815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.362849] CR2: 00007f32eeaabc20 CR3: 000000000970f003 CR4: 0000000000771ef0
[    3.362893] PKRU: 55555554
[    3.362912] Call Trace:
[    3.362933]  <TASK>
[    3.362948]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.362970]  register_netdevice (net/core/dev.c:11488)
[    3.362992]  register_netdev (net/core/dev.c:11552)
[    3.363013]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    3.363036]  ops_init (net/core/net_namespace.c:137)
[    3.363059]  setup_net (net/core/net_namespace.c:446)
[    3.363086]  copy_net_ns (net/core/net_namespace.c:579)
[    3.363109]  create_new_namespaces (kernel/nsproxy.c:132)
[    3.363141]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    3.363171]  ksys_unshare (kernel/fork.c:3243)
[    3.363196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    3.363217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.363238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.363269] RIP: 0033:0x7f32eeb6cbcb
[    3.363290] 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
[    3.363388] RSP: 002b:00007ffc2c97f508 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    3.363438] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f32eeb6cbcb
[    3.363482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    3.363524] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    3.363571] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2c981730
[    3.363612] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc2c9838c5
| [    3.363742] ------------[ cut here ]------------
| [    3.363809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.363905] Modules linked in:
| [    3.364065] Tainted: [W]=WARN
[    3.364120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.364196] Workqueue: netns cleanup_net
[    3.364277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.364385] 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
[    3.364560] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    3.364628] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.364719] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.364800] RBP: 0000000000000000 R08: ff11602e8706a690 R09: ff11602e8848902c
[    3.364886] R10: ff11602e8848d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.364990] R13: 0000000000000010 R14: ff11602e8848d000 R15: ff11602e831e1f00
[    3.365097] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.365213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.365289] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.365400] PKRU: 55555554
[    3.365494] Call Trace:
[    3.365547]  <TASK>
[    3.365596]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.365653]  netif_close_many (net/core/dev.c:1804)
[    3.365711]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    3.365786]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.365898]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.365967]  cleanup_net (net/core/net_namespace.c:702)
[    3.366074]  process_one_work (kernel/workqueue.c:3314)
[    3.366146]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.366238]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.366297]  kthread (kernel/kthread.c:436)
[    3.366358]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.366422]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.366485]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.366542]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.366835] ------------[ cut here ]------------
| [    3.366900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    3.367017] Modules linked in:
| [    3.367179] Tainted: [W]=WARN
[    3.367240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.367309] Workqueue: netns cleanup_net
[    3.367409] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.367488] 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
[    3.367618] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    3.367682] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.367789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    3.367867] RBP: 0000000000000000 R08: ff11602e8706a690 R09: ff11602e830ed02c
[    3.367943] R10: ff11602e8848d120 R11: fefefefefefefeff R12: 0000000000000000
[    3.368020] R13: 0000000000000011 R14: ff11602e8848d000 R15: ff11602e831e1f00
[    3.368100] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    3.368180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.368250] CR2: 00007ffbc05bc2a0 CR3: 0000000005247005 CR4: 0000000000771ef0
[    3.368331] PKRU: 55555554
[    3.368393] Call Trace:
[    3.368445]  <TASK>
[    3.368509]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    3.368574]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    3.368640]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    3.368701]  cleanup_net (net/core/net_namespace.c:702)
[    3.368761]  process_one_work (kernel/workqueue.c:3314)
[    3.368822]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.368882]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.368941]  kthread (kernel/kthread.c:436)
[    3.369002]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.369061]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.369121]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.369180]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    3.369495] ------------[ cut here ]------------
| [    3.369531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/360
| [    3.369588] Modules linked in:
| [    3.369667] Tainted: [W]=WARN
[    3.369687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.369722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.369750] 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
[    3.369849] RSP: 0018:ff52ef87007d7720 EFLAGS: 00010286
[    3.369882] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.369922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    3.369961] RBP: 0000000000000000 R08: ff11602e870ac890 R09: ff11602e8847202c
[    3.370007] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    3.370051] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831de900
[    3.370096] FS:  00007fd6f9f62840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.370144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.370180] CR2: 00007fd6fa2321a0 CR3: 0000000009743002 CR4: 0000000000771ef0
[    3.370222] PKRU: 55555554
[    3.370243] Call Trace:
[    3.370261]  <TASK>
[    3.370282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.370305]  __dev_notify_flags (net/core/dev.c:9787)
[    3.370333]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.370356]  netif_change_flags (net/core/dev.c:9820)
[    3.370386]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.370410]  ? irqentry_exit (./include/linux/irq-entry-common.h:468 (discriminator 1) ./include/linux/irq-entry-common.h:539 (discriminator 1) kernel/entry/common.c:164 (discriminator 1))
[    3.370433]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061)
[    3.370464]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.370498]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.370523]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.370553]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.370576]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.370605]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.370640]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.370664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.370688]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.370711]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.370735]  ___sys_sendmsg (net/socket.c:2752)
[    3.370761]  __sys_sendmsg (net/socket.c:2784)
[    3.370786]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.370813]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    3.370846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.370877] RIP: 0033:0x7fd6fa19c08e
[    3.370899] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.370996] RSP: 002b:00007ffe8be0a840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.371037] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6fa19c08e
[    3.371078] RDX: 0000000000000000 RSI: 00007ffe8be0a8f0 RDI: 0000000000000005
[    3.371121] RBP: 00007ffe8be0a850 R08: 0000000000000000 R09: 0000000000000000
[    3.371165] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.371202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8be0afc0
| [    3.396775] ------------[ cut here ]------------
| [    3.396830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/367
| [    3.396886] Modules linked in:
| [    3.396969] Tainted: [W]=WARN
[    3.396993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.397028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.397058] 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
[    3.397151] RSP: 0018:ff52ef87007ef870 EFLAGS: 00010286
[    3.397182] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.397222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df300
[    3.397263] RBP: 0000000000000000 R08: ff11602e831e9290 R09: ff11602e82fcc030
[    3.397304] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    3.397346] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e831df300
[    3.397413] FS:  00007f0a7b45a840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.397457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.397498] CR2: 00000000004a77b8 CR3: 0000000008790002 CR4: 0000000000771ef0
[    3.397545] PKRU: 55555554
[    3.397561] Call Trace:
[    3.397575]  <TASK>
[    3.397593]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.397616]  __dev_notify_flags (net/core/dev.c:9787)
[    3.397641]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    3.397666]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    3.397690]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.397720]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.397743]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    3.397774]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.397809]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.397837]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.397860]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.397883]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.397909]  ___sys_sendmsg (net/socket.c:2752)
[    3.397933]  __sys_sendmsg (net/socket.c:2784)
[    3.397956]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.397981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.398011] RIP: 0033:0x7f0a7b69408e
[    3.398035] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.398128] RSP: 002b:00007fff46f2bb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.398170] RAX: ffffffffffffffda RBX: 00007fff46f2c2a8 RCX: 00007f0a7b69408e
[    3.398212] RDX: 0000000000000000 RSI: 00007fff46f2bbb0 RDI: 0000000000000005
[    3.398255] RBP: 00007fff46f2bb10 R08: 0000000000000000 R09: 0000000000000000
[    3.398295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.398335] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff46f2c280
| [    3.402226] ------------[ cut here ]------------
| [    3.402277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/368
| [    3.402341] Modules linked in:
| [    3.402430] Tainted: [W]=WARN
[    3.402459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.402500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.402532] 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
[    3.402638] RSP: 0018:ff52ef87007f7720 EFLAGS: 00010286
[    3.402670] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.402713] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    3.402759] RBP: 0000000000000000 R08: ff11602e831e9290 R09: ff11602e88472030
[    3.402803] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    3.402851] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e831de900
[    3.402898] FS:  00007f8cf5ff3840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    3.402943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.402980] CR2: 0000000007f1a988 CR3: 000000000950e004 CR4: 0000000000771ef0
[    3.403031] PKRU: 55555554
[    3.403045] Call Trace:
[    3.403060]  <TASK>
[    3.403075]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.403098]  __dev_notify_flags (net/core/dev.c:9787)
[    3.403124]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    3.403158]  netif_change_flags (net/core/dev.c:9820)
[    3.403182]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    3.403206]  ? __nla_validate_parse (lib/nlattr.c:620)
[    3.403240]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    3.403261]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    3.403288]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    3.403316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    3.403342]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    3.403379]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    3.403411]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    3.403437]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    3.403460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    3.403489]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    3.403514]  ___sys_sendmsg (net/socket.c:2752)
[    3.403538]  __sys_sendmsg (net/socket.c:2784)
[    3.403568]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    3.403595]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    3.403632] RIP: 0033:0x7f8cf622d08e
[    3.403655] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    3.403761] RSP: 002b:00007ffe6264ef90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.403807] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8cf622d08e
[    3.403848] RDX: 0000000000000000 RSI: 00007ffe6264f040 RDI: 0000000000000005
[    3.403902] RBP: 00007ffe6264efa0 R08: 0000000000000000 R09: 0000000000000000
[    3.403944] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd99
[    3.403992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6264f710
| [    3.446966] ------------[ cut here ]------------
| [    3.447054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    3.447124] Modules linked in:
| [    3.447205] Tainted: [W]=WARN
[    3.447227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.447266] Workqueue: events_unbound linkwatch_event
[    3.447297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    3.447326] 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
[    3.447428] RSP: 0018:ff52ef870014bd50 EFLAGS: 00010286
[    3.447457] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    3.447517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    3.447567] RBP: 0000000000000000 R08: ff11602e831e9290 R09: ff11602e82fcc030
[    3.447606] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    3.447651] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e8321e100
[    3.447696] FS:  0000000000000000(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    3.447739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.447779] CR2: 0000000038e1b988 CR3: 00000000097b7003 CR4: 0000000000771ef0
[    3.447825] PKRU: 55555554
[    3.447840] Call Trace:
[    3.447860]  <TASK>
[    3.447879]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    3.447905]  netif_state_change (net/core/dev.c:1605)
[    3.447929]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    3.447952]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    3.447982]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    3.448006]  process_one_work (kernel/workqueue.c:3314)
[    3.448031]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    3.448054]  ? rescuer_thread (kernel/workqueue.c:3672)
[    3.448076]  kthread (kernel/kthread.c:436)
[    3.448100]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.448122]  ret_from_fork (arch/x86/kernel/process.c:158)
[    3.448150]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    3.448179]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.513672] ------------[ cut here ]------------
| [    4.513743] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/394
| [    4.513809] Modules linked in:
| [    4.513897] Tainted: [W]=WARN
[    4.513919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.513958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.513990] 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
[    4.514095] RSP: 0018:ff52ef870082f670 EFLAGS: 00010286
[    4.514126] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.514172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    4.514218] RBP: 0000000000000000 R08: ff11602e831e9290 R09: ff11602e88472030
[    4.514261] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    4.514304] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e831de900
[    4.514355] FS:  00007f53991cf840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.514399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.514435] CR2: 000000000dd61988 CR3: 0000000008633001 CR4: 0000000000771ef0
[    4.514488] PKRU: 55555554
[    4.514504] Call Trace:
[    4.514520]  <TASK>
[    4.514543]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.514574]  netif_close_many (net/core/dev.c:1804)
[    4.514601]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    4.514636]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.514659]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    4.514687]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.514711]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    4.514733]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.514758]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.514783]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.514814]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.514838]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.514861]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.514884]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.514913]  ___sys_sendmsg (net/socket.c:2752)
[    4.514937]  __sys_sendmsg (net/socket.c:2784)
[    4.514962]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.514988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.515026] RIP: 0033:0x7f539940908e
[    4.515056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    4.515156] RSP: 002b:00007ffd70bb7000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.515201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f539940908e
[    4.515244] RDX: 0000000000000000 RSI: 00007ffd70bb70b0 RDI: 0000000000000005
[    4.515288] RBP: 00007ffd70bb7010 R08: 0000000000000000 R09: 0000000000000000
[    4.515330] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9a
[    4.515372] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd70bb7780
| [    4.515590] ------------[ cut here ]------------
| [    4.515632] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/394
| [    4.515702] Modules linked in:
| [    4.515789] Tainted: [W]=WARN
[    4.515815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.515856] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.515888] 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
[    4.515988] RSP: 0018:ff52ef870082f6e0 EFLAGS: 00010286
[    4.516024] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.516068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    4.516112] RBP: 0000000000000000 R08: ff11602e831e9290 R09: ff11602e89769830
[    4.516157] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    4.516201] R13: 0000000000000011 R14: ff11602e87370000 R15: ff11602e831de900
[    4.516247] FS:  00007f53991cf840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.516291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.516327] CR2: 000000000dd61988 CR3: 0000000008633001 CR4: 0000000000771ef0
[    4.516375] PKRU: 55555554
[    4.516389] Call Trace:
[    4.516402]  <TASK>
[    4.516418]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.516456]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    4.516486]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.516512]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    4.516535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.516560]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.516584]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.516621]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.516646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.516666]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.516689]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.516713]  ___sys_sendmsg (net/socket.c:2752)
[    4.516740]  __sys_sendmsg (net/socket.c:2784)
[    4.516766]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.516792]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.516820] RIP: 0033:0x7f539940908e
[    4.516843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    4.516943] RSP: 002b:00007ffd70bb7000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.516989] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f539940908e
[    4.517033] RDX: 0000000000000000 RSI: 00007ffd70bb70b0 RDI: 0000000000000005
[    4.517076] RBP: 00007ffd70bb7010 R08: 0000000000000000 R09: 0000000000000000
[    4.517121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9a
[    4.517165] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd70bb7780
| [    4.545752] ------------[ cut here ]------------
| [    4.545856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.545959] Modules linked in:
| [    4.546159] Tainted: [W]=WARN
[    4.546221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.546329] Workqueue: netns cleanup_net
[    4.546401] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.546470] 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
[    4.546628] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    4.546730] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.546816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.546917] RBP: 0000000000000000 R08: ff11602e870a8090 R09: ff11602e8976c830
[    4.547036] R10: ff11602e87373120 R11: fefefefefefefeff R12: 0000000000000000
[    4.547120] R13: 0000000000000011 R14: ff11602e87373000 R15: ff11602e831e1f00
[    4.547242] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.547330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.547557] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.547650] PKRU: 55555554
[    4.547742] Call Trace:
[    4.547810]  <TASK>
[    4.547865]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.547933]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.547998]  cleanup_net (net/core/net_namespace.c:702)
[    4.548061]  process_one_work (kernel/workqueue.c:3314)
[    4.548128]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.548188]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.548249]  kthread (kernel/kthread.c:436)
[    4.548315]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.548386]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.548454]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.548524]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.548851] ------------[ cut here ]------------
| [    4.548955] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.549056] Modules linked in:
| [    4.549216] Tainted: [W]=WARN
[    4.549275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.549389] Workqueue: netns cleanup_net
[    4.549458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.549574] 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
[    4.549743] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    4.549815] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.549930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.550052] RBP: 0000000000000000 R08: ff11602e870ac390 R09: ff11602e833fb830
[    4.550176] R10: ff11602e8736e120 R11: fefefefefefefeff R12: 0000000000000000
[    4.550295] R13: 0000000000000011 R14: ff11602e8736e000 R15: ff11602e831e1f00
[    4.550420] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.550518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.550624] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.550709] PKRU: 55555554
[    4.550760] Call Trace:
[    4.550814]  <TASK>
[    4.550866]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.550934]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.551033]  cleanup_net (net/core/net_namespace.c:702)
[    4.551097]  process_one_work (kernel/workqueue.c:3314)
[    4.551160]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.551255]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.551335]  kthread (kernel/kthread.c:436)
[    4.551456]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.551539]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.551603]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.551708]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.552087] ------------[ cut here ]------------
| [    4.552194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.552363] Modules linked in:
| [    4.552531] Tainted: [W]=WARN
[    4.552589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.552663] Workqueue: netns cleanup_net
[    4.552727] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.552812] 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
[    4.552956] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    4.553055] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.553154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.553240] RBP: 0000000000000000 R08: ff11602e870ac850 R09: ff11602e833fe834
[    4.553362] R10: ff11602e87369120 R11: fefefefefefefeff R12: 0000000000000000
[    4.553459] R13: 0000000000000011 R14: ff11602e87369000 R15: ff11602e831e1f00
[    4.553560] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.553650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.553723] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.553839] PKRU: 55555554
[    4.553890] Call Trace:
[    4.553948]  <TASK>
[    4.554027]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.554188]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.554250]  cleanup_net (net/core/net_namespace.c:702)
[    4.554312]  process_one_work (kernel/workqueue.c:3314)
[    4.554520]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.554605]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.554725]  kthread (kernel/kthread.c:436)
[    4.554813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.554927]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.555010]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.555088]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.555431] ------------[ cut here ]------------
| [    4.555530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.555648] Modules linked in:
| [    4.555852] Tainted: [W]=WARN
[    4.555912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.556041] Workqueue: netns cleanup_net
[    4.556149] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.556271] 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
[    4.556466] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    4.556549] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.556635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.556734] RBP: 0000000000000000 R08: ff11602e870ac510 R09: ff11602e833f9830
[    4.556862] R10: ff11602e8736a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.556950] R13: 0000000000000011 R14: ff11602e8736a000 R15: ff11602e831e1f00
[    4.557083] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.557173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.557259] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.557374] PKRU: 55555554
[    4.557429] Call Trace:
[    4.557543]  <TASK>
[    4.557610]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.557684]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.557770]  cleanup_net (net/core/net_namespace.c:702)
[    4.557875]  process_one_work (kernel/workqueue.c:3314)
[    4.557934]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.557996]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.558076]  kthread (kernel/kthread.c:436)
[    4.558140]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.558208]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.558267]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.558332]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.558679] ------------[ cut here ]------------
| [    4.558784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.558882] Modules linked in:
| [    4.559040] Tainted: [W]=WARN
[    4.559102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.559182] Workqueue: netns cleanup_net
[    4.559245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.559318] 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
[    4.559461] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    4.559539] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.559624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.559705] RBP: 0000000000000000 R08: ff11602e870aca90 R09: ff11602e833dd030
[    4.559783] R10: ff11602e8736b120 R11: fefefefefefefeff R12: 0000000000000000
[    4.559866] R13: 0000000000000011 R14: ff11602e8736b000 R15: ff11602e831e1f00
[    4.559985] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.560103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.560587] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.560689] PKRU: 55555554
[    4.560754] Call Trace:
[    4.560855]  <TASK>
[    4.560909]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.560983]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    4.561044]  cleanup_net (net/core/net_namespace.c:702)
[    4.561140]  process_one_work (kernel/workqueue.c:3314)
[    4.561248]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.561305]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.561410]  kthread (kernel/kthread.c:436)
[    4.561532]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.561630]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.561726]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.561821]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.567555] ------------[ cut here ]------------
| [    4.567676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.567781] Modules linked in:
| [    4.568014] Tainted: [W]=WARN
[    4.568104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.568210] Workqueue: netns cleanup_net
[    4.568274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.568341] 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
[    4.568565] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    4.568665] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    4.568751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.568867] RBP: 0000000000000000 R08: ff11602e870ac890 R09: ff11602e8736b02c
[    4.568950] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    4.569078] R13: 0000000000000010 R14: ff11602e82e38000 R15: ff11602e831e1f00
[    4.569169] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.569270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.569354] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.569487] PKRU: 55555554
[    4.569546] Call Trace:
[    4.569600]  <TASK>
[    4.569659]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.569756]  netif_close_many (net/core/dev.c:1804)
[    4.569857]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    4.569929]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    4.569995]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.570066]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.570164]  cleanup_net (net/core/net_namespace.c:702)
[    4.570228]  process_one_work (kernel/workqueue.c:3314)
[    4.570297]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.570366]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.570428]  kthread (kernel/kthread.c:436)
[    4.570499]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.570566]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.570631]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.570692]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.571009] ------------[ cut here ]------------
| [    4.571083] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    4.571213] Modules linked in:
| [    4.571382] Tainted: [W]=WARN
[    4.571442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.571570] Workqueue: netns cleanup_net
[    4.571636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.571705] 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
[    4.571841] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    4.571909] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.571991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.572110] RBP: 0000000000000000 R08: ff11602e870ac890 R09: ff11602e8849982c
[    4.572200] R10: ff11602e82e38120 R11: fefefefefefefeff R12: 0000000000000000
[    4.572327] R13: 0000000000000011 R14: ff11602e82e38000 R15: ff11602e831e1f00
[    4.572455] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.572547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.572619] CR2: 00007f7299aaf8f4 CR3: 0000000007331004 CR4: 0000000000771ef0
[    4.572735] PKRU: 55555554
[    4.572789] Call Trace:
[    4.572844]  <TASK>
[    4.572899]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    4.573009]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    4.573115]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    4.573179]  cleanup_net (net/core/net_namespace.c:702)
[    4.573275]  process_one_work (kernel/workqueue.c:3314)
[    4.573343]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.573409]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.573517]  kthread (kernel/kthread.c:436)
[    4.573587]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.573651]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.573748]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.573814]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    4.575899] ------------[ cut here ]------------
| [    4.575942] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.575997] Modules linked in:
| [    4.576083] Tainted: [W]=WARN
[    4.576105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.576143] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.576175] 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
[    4.576278] RSP: 0018:ff52ef870087fcb8 EFLAGS: 00010286
[    4.576310] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.576405] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    4.576454] RBP: 0000000000000000 R08: ff11602e83322d90 R09: ff11602e8737302c
[    4.576508] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    4.576554] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e831de900
[    4.576602] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.576648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.576685] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.576731] PKRU: 55555554
[    4.576746] Call Trace:
[    4.576764]  <TASK>
[    4.576780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.576807]  register_netdevice (net/core/dev.c:11488)
[    4.576832]  register_netdev (net/core/dev.c:11552)
[    4.576855]  loopback_net_init (drivers/net/loopback.c:218)
[    4.576884]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    4.576915]  ops_init (net/core/net_namespace.c:137)
[    4.576940]  setup_net (net/core/net_namespace.c:446)
[    4.576965]  copy_net_ns (net/core/net_namespace.c:579)
[    4.576988]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.577024]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.577054]  ksys_unshare (kernel/fork.c:3243)
[    4.577080]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.577104]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.577130]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.577166] RIP: 0033:0x7f032efc2bcb
[    4.577190] 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
[    4.577291] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.577337] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.577387] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.577429] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.577473] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.577522] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.577711] ------------[ cut here ]------------
| [    4.577738] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.577793] Modules linked in:
| [    4.577877] Tainted: [W]=WARN
[    4.577900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.577935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.577964] 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
[    4.578071] RSP: 0018:ff52ef870087fc10 EFLAGS: 00010286
[    4.578104] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.578150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de800
[    4.578194] RBP: 0000000000000000 R08: ff11602e83365410 R09: ff11602e8976c830
[    4.578239] R10: ff11602e87373120 R11: fefefefefefefeff R12: 0000000000000000
[    4.578289] R13: 0000000000000010 R14: ff11602e87373000 R15: ff11602e831de800
[    4.578335] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.578387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.578425] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.578469] PKRU: 55555554
[    4.578489] Call Trace:
[    4.578508]  <TASK>
[    4.578523]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.578548]  register_netdevice (net/core/dev.c:11488)
[    4.578575]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.578602]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.578627]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    4.578651]  ops_init (net/core/net_namespace.c:137)
[    4.578677]  setup_net (net/core/net_namespace.c:446)
[    4.578700]  copy_net_ns (net/core/net_namespace.c:579)
[    4.578727]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.578765]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.578795]  ksys_unshare (kernel/fork.c:3243)
[    4.578818]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.578840]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.578866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.578897] RIP: 0033:0x7f032efc2bcb
[    4.579332] 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
[    4.579448] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.579498] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.579544] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.579589] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.579635] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.579681] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.579859] ------------[ cut here ]------------
| [    4.579889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.579946] Modules linked in:
| [    4.580030] Tainted: [W]=WARN
[    4.580054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.580090] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.580120] 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
[    4.580220] RSP: 0018:ff52ef870087fbf0 EFLAGS: 00010286
[    4.580251] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.580293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2600
[    4.580336] RBP: 0000000000000000 R08: ff11602e8706dd50 R09: ff11602e833f8030
[    4.580386] R10: ff11602e87368120 R11: fefefefefefefeff R12: 0000000000000000
[    4.580429] R13: 0000000000000010 R14: ff11602e87368000 R15: ff11602e831e2600
[    4.580476] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.580528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.580566] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.580617] PKRU: 55555554
[    4.580632] Call Trace:
[    4.580652]  <TASK>
[    4.580667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.580692]  register_netdevice (net/core/dev.c:11488)
[    4.580722]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    4.580746]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    4.580772]  vti_init_net (net/ipv4/ip_vti.c:517)
[    4.580791]  ops_init (net/core/net_namespace.c:137)
[    4.580817]  setup_net (net/core/net_namespace.c:446)
[    4.580839]  copy_net_ns (net/core/net_namespace.c:579)
[    4.580864]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.580896]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.580927]  ksys_unshare (kernel/fork.c:3243)
[    4.580950]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.580973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.580996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.581026] RIP: 0033:0x7f032efc2bcb
[    4.581050] 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
[    4.581150] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.581194] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.581238] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.581287] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.581328] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.581373] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.581569] ------------[ cut here ]------------
| [    4.581597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.581650] Modules linked in:
| [    4.581734] Tainted: [W]=WARN
[    4.581755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.581791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.581818] 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
[    4.581926] RSP: 0018:ff52ef870087fca8 EFLAGS: 00010286
[    4.581957] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.582001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2800
[    4.582047] RBP: 0000000000000000 R08: ff11602e87122a90 R09: ff11602e8736c034
[    4.582088] R10: ff11602e8736d120 R11: fefefefefefefeff R12: 0000000000000000
[    4.582132] R13: 0000000000000010 R14: ff11602e8736d000 R15: ff11602e831e2800
[    4.582180] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.582230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.582264] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.582308] PKRU: 55555554
[    4.582322] Call Trace:
[    4.582338]  <TASK>
[    4.582387]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.582408]  register_netdevice (net/core/dev.c:11488)
[    4.582431]  register_netdev (net/core/dev.c:11552)
[    4.582453]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    4.582483]  ops_init (net/core/net_namespace.c:137)
[    4.582506]  setup_net (net/core/net_namespace.c:446)
[    4.582529]  copy_net_ns (net/core/net_namespace.c:579)
[    4.582553]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.582590]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.582627]  ksys_unshare (kernel/fork.c:3243)
[    4.582653]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.582675]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.582698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.582729] RIP: 0033:0x7f032efc2bcb
[    4.582752] 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
[    4.582854] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.582900] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.582944] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.582989] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.583033] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.583076] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.583252] ------------[ cut here ]------------
| [    4.583286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.583342] Modules linked in:
| [    4.583432] Tainted: [W]=WARN
[    4.583454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.583508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.583538] 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
[    4.583635] RSP: 0018:ff52ef870087fca0 EFLAGS: 00010286
[    4.583666] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.583706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df600
[    4.583750] RBP: 0000000000000000 R08: ff11602e83347210 R09: ff11602e82e3a030
[    4.583796] R10: ff11602e8736c120 R11: fefefefefefefeff R12: 0000000000000000
[    4.583841] R13: 0000000000000010 R14: ff11602e8736c000 R15: ff11602e831df600
[    4.583894] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.583931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.583976] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.584022] PKRU: 55555554
[    4.584037] Call Trace:
[    4.584054]  <TASK>
[    4.584071]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.584100]  register_netdevice (net/core/dev.c:11488)
[    4.584123]  register_netdev (net/core/dev.c:11552)
[    4.584145]  sit_init_net (net/ipv6/sit.c:1860)
[    4.584168]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    4.584190]  ops_init (net/core/net_namespace.c:137)
[    4.584214]  setup_net (net/core/net_namespace.c:446)
[    4.584237]  copy_net_ns (net/core/net_namespace.c:579)
[    4.584261]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.584298]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.584328]  ksys_unshare (kernel/fork.c:3243)
[    4.584358]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.584381]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.584404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.584436] RIP: 0033:0x7f032efc2bcb
[    4.584465] 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
[    4.584575] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.584623] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.584666] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.584709] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.584754] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.584799] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.584968] ------------[ cut here ]------------
| [    4.584997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/405
| [    4.585053] Modules linked in:
| [    4.585138] Tainted: [W]=WARN
[    4.585160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.585195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.585225] 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
[    4.585328] RSP: 0018:ff52ef870087fca8 EFLAGS: 00010286
[    4.585421] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.585471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d000
[    4.585520] RBP: 0000000000000000 R08: ff11602e831efc10 R09: ff11602e8848e030
[    4.585563] R10: ff11602e82e3a120 R11: fefefefefefefeff R12: 0000000000000000
[    4.585606] R13: 0000000000000010 R14: ff11602e82e3a000 R15: ff11602e8314d000
[    4.585650] FS:  00007f032ed00840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.586594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.586625] CR2: 00007f032ef07430 CR3: 000000000974f002 CR4: 0000000000771ef0
[    4.586652] PKRU: 55555554
[    4.586662] Call Trace:
[    4.586672]  <TASK>
[    4.586681]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.586698]  register_netdevice (net/core/dev.c:11488)
[    4.586712]  register_netdev (net/core/dev.c:11552)
[    4.586726]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    4.586740]  ops_init (net/core/net_namespace.c:137)
[    4.586755]  setup_net (net/core/net_namespace.c:446)
[    4.586769]  copy_net_ns (net/core/net_namespace.c:579)
[    4.586786]  create_new_namespaces (kernel/nsproxy.c:132)
[    4.586805]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    4.586824]  ksys_unshare (kernel/fork.c:3243)
[    4.586838]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    4.586852]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.586869]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.586890] RIP: 0033:0x7f032efc2bcb
[    4.586908] 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
[    4.586972] RSP: 002b:00007ffc62490988 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    4.586998] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f032efc2bcb
[    4.587024] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    4.587050] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    4.587075] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc62492bb0
[    4.587099] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc624938c5
| [    4.591662] ------------[ cut here ]------------
| [    4.591712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/406
| [    4.591771] Modules linked in:
| [    4.591844] Tainted: [W]=WARN
[    4.591865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.591925] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.591951] 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
[    4.592056] RSP: 0018:ff52ef8700887720 EFLAGS: 00010286
[    4.592086] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.592126] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    4.592167] RBP: 0000000000000000 R08: ff11602e83322d90 R09: ff11602e82fcc02c
[    4.592209] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    4.592255] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e81cfce00
[    4.592302] FS:  00007ffb371e0840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    4.592356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.592392] CR2: 00007ffb374b01a0 CR3: 00000000097b1003 CR4: 0000000000771ef0
[    4.592439] PKRU: 55555554
[    4.592452] Call Trace:
[    4.592467]  <TASK>
[    4.592486]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.592513]  __dev_notify_flags (net/core/dev.c:9787)
[    4.592537]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.592562]  netif_change_flags (net/core/dev.c:9820)
[    4.592747]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.592770]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.592804]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.592827]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.592849]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.592882]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.592907]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.592935]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.592966]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.592991]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.593012]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.593035]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.593060]  ___sys_sendmsg (net/socket.c:2752)
[    4.593084]  __sys_sendmsg (net/socket.c:2784)
[    4.593108]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.593129]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.593161] RIP: 0033:0x7ffb3741a08e
[    4.593187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    4.593288] RSP: 002b:00007ffea33b2570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.593333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb3741a08e
[    4.593386] RDX: 0000000000000000 RSI: 00007ffea33b2620 RDI: 0000000000000005
[    4.593428] RBP: 00007ffea33b2580 R08: 0000000000000000 R09: 0000000000000000
[    4.593474] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9a
[    4.593520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea33b2cf0
| [    4.621515] ------------[ cut here ]------------
| [    4.621567] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/413
| [    4.621624] Modules linked in:
| [    4.621703] Tainted: [W]=WARN
[    4.621727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.621758] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.621786] 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
[    4.621886] RSP: 0018:ff52ef870089f870 EFLAGS: 00010286
[    4.621912] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    4.621956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    4.621995] RBP: 0000000000000000 R08: ff11602e8706a490 R09: ff11602e88473030
[    4.622036] R10: ff11602e82fcc120 R11: fefefefefefefeff R12: 0000000000000000
[    4.622080] R13: 0000000000000010 R14: ff11602e82fcc000 R15: ff11602e8321e100
[    4.622129] FS:  00007fd697cfd840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    4.622174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.622203] CR2: 00000000004a77b8 CR3: 00000000084fc005 CR4: 0000000000771ef0
[    4.622248] PKRU: 55555554
[    4.622264] Call Trace:
[    4.622280]  <TASK>
[    4.622295]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.622316]  __dev_notify_flags (net/core/dev.c:9787)
[    4.622342]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    4.622369]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    4.622391]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.622423]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.622445]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    4.622472]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.622506]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.622528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.622553]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.622575]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.622601]  ___sys_sendmsg (net/socket.c:2752)
[    4.622625]  __sys_sendmsg (net/socket.c:2784)
[    4.622646]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.622673]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.622699] RIP: 0033:0x7fd697f3708e
[    4.622718] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    4.622819] RSP: 002b:00007ffd61c580e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.622859] RAX: ffffffffffffffda RBX: 00007ffd61c58888 RCX: 00007fd697f3708e
[    4.622897] RDX: 0000000000000000 RSI: 00007ffd61c58190 RDI: 0000000000000005
[    4.622941] RBP: 00007ffd61c580f0 R08: 0000000000000000 R09: 0000000000000000
[    4.622982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9a
[    4.623030] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61c58860
| [    4.626886] ------------[ cut here ]------------
| [    4.626945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/414
| [    4.626999] Modules linked in:
| [    4.627083] Tainted: [W]=WARN
[    4.627105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.627144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.627180] 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
[    4.627280] RSP: 0018:ff52ef870089f720 EFLAGS: 00010286
[    4.627310] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    4.627361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831deb00
[    4.627406] RBP: 0000000000000000 R08: ff11602e8706a490 R09: ff11602e8848e030
[    4.627452] R10: ff11602e82fcc120 R11: fefefefefefefeff R12: 0000000000000000
[    4.627509] R13: 0000000000000010 R14: ff11602e82fcc000 R15: ff11602e831deb00
[    4.627555] FS:  00007f32f6f2e840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    4.627591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.627629] CR2: 0000000030725988 CR3: 000000000971e001 CR4: 0000000000771ef0
[    4.627693] PKRU: 55555554
[    4.627708] Call Trace:
[    4.627729]  <TASK>
[    4.627743]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.627765]  __dev_notify_flags (net/core/dev.c:9787)
[    4.627795]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    4.627821]  netif_change_flags (net/core/dev.c:9820)
[    4.627846]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    4.627873]  ? __nla_validate_parse (lib/nlattr.c:620)
[    4.627906]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    4.627933]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    4.627959]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    4.627992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    4.628016]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    4.628040]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    4.628075]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    4.628099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    4.628129]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    4.628154]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    4.628180]  ___sys_sendmsg (net/socket.c:2752)
[    4.628204]  __sys_sendmsg (net/socket.c:2784)
[    4.628232]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    4.628258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    4.628292] RIP: 0033:0x7f32f716808e
[    4.628316] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    4.628429] RSP: 002b:00007fff4a70e270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    4.628472] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32f716808e
[    4.628520] RDX: 0000000000000000 RSI: 00007fff4a70e320 RDI: 0000000000000005
[    4.628571] RBP: 00007fff4a70e280 R08: 0000000000000000 R09: 0000000000000000
[    4.628614] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9a
[    4.628658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4a70e9f0
| [    4.662880] ------------[ cut here ]------------
| [    4.662973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/38
| [    4.663118] Modules linked in:
| [    4.663319] Tainted: [W]=WARN
[    4.663387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.663460] Workqueue: events_unbound linkwatch_event
[    4.663548] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    4.663617] 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
[    4.663773] RSP: 0018:ff52ef870015bd50 EFLAGS: 00010286
[    4.663845] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    4.663934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    4.664016] RBP: 0000000000000000 R08: ff11602e8706a490 R09: ff11602e88477030
[    4.664104] R10: ff11602e82fcc120 R11: fefefefefefefeff R12: 0000000000000000
[    4.664186] R13: 0000000000000010 R14: ff11602e82fcc000 R15: ff11602e831e1f00
[    4.664272] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    4.664364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.664457] CR2: 00007f99ae6d9574 CR3: 0000000005247004 CR4: 0000000000771ef0
[    4.664548] PKRU: 55555554
[    4.664613] Call Trace:
[    4.664667]  <TASK>
[    4.664742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    4.664807]  netif_state_change (net/core/dev.c:1605)
[    4.664879]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[    4.664959]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    4.665045]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    4.665111]  process_one_work (kernel/workqueue.c:3314)
[    4.665175]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    4.665257]  ? rescuer_thread (kernel/workqueue.c:3672)
[    4.665331]  kthread (kernel/kthread.c:436)
[    4.665407]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.665514]  ret_from_fork (arch/x86/kernel/process.c:158)
[    4.665614]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    4.665677]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.716363] ------------[ cut here ]------------
| [    5.716420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/440
| [    5.716509] Modules linked in:
| [    5.718296] Tainted: [W]=WARN
[    5.718348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.718457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.718493] 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
[    5.718623] RSP: 0018:ff52ef8700947670 EFLAGS: 00010286
[    5.718656] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.718707] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    5.718759] RBP: 0000000000000000 R08: ff11602e8706a490 R09: ff11602e8848e030
[    5.718804] R10: ff11602e82fcc120 R11: fefefefefefefeff R12: 0000000000000000
[    5.718866] R13: 0000000000000010 R14: ff11602e82fcc000 R15: ff11602e831e1e00
[    5.718926] FS:  00007f96f6725840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    5.718991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.719030] CR2: 0000000036361988 CR3: 0000000009c25005 CR4: 0000000000771ef0
[    5.719077] PKRU: 55555554
[    5.719092] Call Trace:
[    5.719108]  <TASK>
[    5.719312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.719346]  netif_close_many (net/core/dev.c:1804)
[    5.719376]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    5.719419]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.719442]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    5.719469]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.719498]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    5.719533]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.719559]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.719587]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.719621]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.719646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.719667]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.719702]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.719728]  ___sys_sendmsg (net/socket.c:2752)
[    5.719769]  __sys_sendmsg (net/socket.c:2784)
[    5.719803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.719848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.719892] RIP: 0033:0x7f96f695f08e
[    5.719925] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.720034] RSP: 002b:00007ffef95a4810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.720097] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f96f695f08e
[    5.720153] RDX: 0000000000000000 RSI: 00007ffef95a48c0 RDI: 0000000000000005
[    5.720209] RBP: 00007ffef95a4820 R08: 0000000000000000 R09: 0000000000000000
[    5.720270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.720331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef95a4f90
| [    5.720565] ------------[ cut here ]------------
| [    5.720607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/440
| [    5.720665] Modules linked in:
| [    5.720794] Tainted: [W]=WARN
[    5.720812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.720849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.720906] 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
[    5.721163] RSP: 0018:ff52ef87009476e0 EFLAGS: 00010286
[    5.721196] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.721249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    5.721305] RBP: 0000000000000000 R08: ff11602e8706a490 R09: ff11602e88499830
[    5.721369] R10: ff11602e82fcc120 R11: fefefefefefefeff R12: 0000000000000000
[    5.721430] R13: 0000000000000011 R14: ff11602e82fcc000 R15: ff11602e831e1e00
[    5.721486] FS:  00007f96f6725840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    5.721530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.721568] CR2: 0000000036361988 CR3: 0000000009c25005 CR4: 0000000000771ef0
[    5.721618] PKRU: 55555554
[    5.721637] Call Trace:
[    5.721652]  <TASK>
[    5.721669]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.721702]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    5.721740]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.721771]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    5.721799]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.721827]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.721882]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.721926]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.721951]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.721975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.721999]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.722028]  ___sys_sendmsg (net/socket.c:2752)
[    5.722057]  __sys_sendmsg (net/socket.c:2784)
[    5.722080]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.722106]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.723011] RIP: 0033:0x7f96f695f08e
[    5.723049] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.723163] RSP: 002b:00007ffef95a4810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.723226] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f96f695f08e
[    5.723279] RDX: 0000000000000000 RSI: 00007ffef95a48c0 RDI: 0000000000000005
[    5.723341] RBP: 00007ffef95a4820 R08: 0000000000000000 R09: 0000000000000000
[    5.723400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.723454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef95a4f90
| [    5.757051] ------------[ cut here ]------------
| [    5.757165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.757269] Modules linked in:
| [    5.757442] Tainted: [W]=WARN
[    5.757515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.757593] Workqueue: netns cleanup_net
[    5.757657] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.757725] 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
[    5.757900] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.758001] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.758095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.758177] RBP: 0000000000000000 R08: ff11602e831efc10 R09: ff11602e83135830
[    5.758258] R10: ff11602e82e3a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.758348] R13: 0000000000000011 R14: ff11602e82e3a000 R15: ff11602e831e1f00
[    5.758488] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.758584] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.758695] CR2: 00007fb2e4d26574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    5.758784] PKRU: 55555554
[    5.758839] Call Trace:
[    5.758889]  <TASK>
[    5.758945]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.759014]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.759075]  cleanup_net (net/core/net_namespace.c:702)
[    5.759138]  process_one_work (kernel/workqueue.c:3314)
[    5.759203]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.759271]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.759373]  kthread (kernel/kthread.c:436)
[    5.759436]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.759506]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.759596]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.759660]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.760036] ------------[ cut here ]------------
| [    5.760154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.760256] Modules linked in:
| [    5.760509] Tainted: [W]=WARN
[    5.760573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.760689] Workqueue: netns cleanup_net
[    5.760762] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.760831] 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
[    5.760991] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.761104] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.761232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.761318] RBP: 0000000000000000 R08: ff11602e83347210 R09: ff11602e833fa030
[    5.761438] R10: ff11602e8736c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.761567] R13: 0000000000000011 R14: ff11602e8736c000 R15: ff11602e831e1f00
[    5.761684] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.762437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.762547] CR2: 00007fb2e4d26574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    5.762636] PKRU: 55555554
[    5.762686] Call Trace:
[    5.762741]  <TASK>
[    5.762850]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.762957]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.763057]  cleanup_net (net/core/net_namespace.c:702)
[    5.763160]  process_one_work (kernel/workqueue.c:3314)
[    5.763257]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.763362]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.763462]  kthread (kernel/kthread.c:436)
[    5.763567]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.763630]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.763689]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.763752]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.764153] ------------[ cut here ]------------
| [    5.764221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.764328] Modules linked in:
| [    5.764505] Tainted: [W]=WARN
[    5.764567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.764641] Workqueue: netns cleanup_net
[    5.764706] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.764774] 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
[    5.764909] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.764975] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.765054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.765141] RBP: 0000000000000000 R08: ff11602e87122a90 R09: ff11602e87356034
[    5.765223] R10: ff11602e8736d120 R11: fefefefefefefeff R12: 0000000000000000
[    5.765304] R13: 0000000000000011 R14: ff11602e8736d000 R15: ff11602e831e1f00
[    5.765399] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.765493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.765576] CR2: 00007fb2e4d26574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    5.765667] PKRU: 55555554
[    5.765723] Call Trace:
[    5.765776]  <TASK>
[    5.765831]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.765945]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.766005]  cleanup_net (net/core/net_namespace.c:702)
[    5.766067]  process_one_work (kernel/workqueue.c:3314)
[    5.766129]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.766191]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.766270]  kthread (kernel/kthread.c:436)
[    5.766345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.766423]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.766494]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.766570]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.766960] ------------[ cut here ]------------
| [    5.767030] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.767147] Modules linked in:
| [    5.767316] Tainted: [W]=WARN
[    5.767382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.767454] Workqueue: netns cleanup_net
[    5.767523] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.767590] 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
[    5.767774] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.767851] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.767935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.768062] RBP: 0000000000000000 R08: ff11602e8706dd50 R09: ff11602e833fa830
[    5.768177] R10: ff11602e87368120 R11: fefefefefefefeff R12: 0000000000000000
[    5.768290] R13: 0000000000000011 R14: ff11602e87368000 R15: ff11602e831e1f00
[    5.768763] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.768901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.769019] CR2: 00007fb2e4d26574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    5.769145] PKRU: 55555554
[    5.769209] Call Trace:
[    5.769275]  <TASK>
[    5.769338]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.769411]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.769486]  cleanup_net (net/core/net_namespace.c:702)
[    5.769552]  process_one_work (kernel/workqueue.c:3314)
[    5.769641]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.769706]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.769770]  kthread (kernel/kthread.c:436)
[    5.769832]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.769896]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.769976]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.770039]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.770331] ------------[ cut here ]------------
| [    5.770400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.770540] Modules linked in:
| [    5.770700] Tainted: [W]=WARN
[    5.770761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.770838] Workqueue: netns cleanup_net
[    5.770908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.770974] 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
[    5.771150] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.771214] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.771300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.771401] RBP: 0000000000000000 R08: ff11602e83365410 R09: ff11602e833fb830
[    5.771512] R10: ff11602e87373120 R11: fefefefefefefeff R12: 0000000000000000
[    5.771638] R13: 0000000000000011 R14: ff11602e87373000 R15: ff11602e831e1f00
[    5.771760] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.771849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.771922] CR2: 00007fb2e4d26574 CR3: 0000000005247001 CR4: 0000000000771ef0
[    5.772020] PKRU: 55555554
[    5.772070] Call Trace:
[    5.772125]  <TASK>
[    5.772191]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.772264]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.772335]  cleanup_net (net/core/net_namespace.c:702)
[    5.772395]  process_one_work (kernel/workqueue.c:3314)
[    5.772456]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.772523]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.772585]  kthread (kernel/kthread.c:436)
[    5.772644]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.772709]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.772767]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.772832]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.782559] ------------[ cut here ]------------
| [    5.782644] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.782751] Modules linked in:
| [    5.782910] Tainted: [W]=WARN
[    5.782970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.783043] Workqueue: netns cleanup_net
[    5.783107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.783180] 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
[    5.783334] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    5.783431] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.783524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.783603] RBP: 0000000000000000 R08: ff11602e83322d90 R09: ff11602e8737302c
[    5.783685] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    5.783803] R13: 0000000000000010 R14: ff11602e88474000 R15: ff11602e831e1f00
[    5.783890] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.784006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.784088] CR2: 00007f4422a9e668 CR3: 0000000009c45004 CR4: 0000000000771ef0
[    5.784204] PKRU: 55555554
[    5.784257] Call Trace:
[    5.784312]  <TASK>
[    5.784371]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.784434]  netif_close_many (net/core/dev.c:1804)
[    5.784517]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.784624]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[    5.784716]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.784788]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.784887]  cleanup_net (net/core/net_namespace.c:702)
[    5.784951]  process_one_work (kernel/workqueue.c:3314)
[    5.785021]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.785079]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.785174]  kthread (kernel/kthread.c:436)
[    5.785240]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.785303]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.785373]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.785435]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.785937] ------------[ cut here ]------------
| [    5.786040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.786175] Modules linked in:
| [    5.786387] Tainted: [W]=WARN
[    5.786451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.786584] Workqueue: netns cleanup_net
[    5.786646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.786719] 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
[    5.786852] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    5.786954] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.787073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1f00
[    5.787223] RBP: 0000000000000000 R08: ff11602e83322d90 R09: ff11602e833fe82c
[    5.787304] R10: ff11602e88474120 R11: fefefefefefefeff R12: 0000000000000000
[    5.787394] R13: 0000000000000011 R14: ff11602e88474000 R15: ff11602e831e1f00
[    5.787502] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.787626] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.787706] CR2: 00007f4422a9e668 CR3: 0000000009c45004 CR4: 0000000000771ef0
[    5.787821] PKRU: 55555554
[    5.787874] Call Trace:
[    5.787934]  <TASK>
[    5.788002]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.788080]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.788151]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.788213]  cleanup_net (net/core/net_namespace.c:702)
[    5.788281]  process_one_work (kernel/workqueue.c:3314)
[    5.788352]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.788437]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.788510]  kthread (kernel/kthread.c:436)
[    5.788578]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.788645]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.788709]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.788772]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.789143] ------------[ cut here ]------------
| [    5.789346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.790108] Modules linked in:
| [    5.790204] Tainted: [W]=WARN
[    5.790226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.790260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.790291] 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
[    5.790405] RSP: 0018:ff52ef8700997cb8 EFLAGS: 00010286
[    5.790434] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.790475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    5.790519] RBP: 0000000000000000 R08: ff11602e8329ef10 R09: ff11602e833d702c
[    5.790559] R10: ff11602e87371120 R11: fefefefefefefeff R12: 0000000000000000
[    5.790601] R13: 0000000000000010 R14: ff11602e87371000 R15: ff11602e8321e100
[    5.790647] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.790692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.790724] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.790770] PKRU: 55555554
[    5.790785] Call Trace:
[    5.790801]  <TASK>
[    5.790819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.790842]  register_netdevice (net/core/dev.c:11488)
[    5.790868]  register_netdev (net/core/dev.c:11552)
[    5.790890]  loopback_net_init (drivers/net/loopback.c:218)
[    5.790917]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.790949]  ops_init (net/core/net_namespace.c:137)
[    5.790974]  setup_net (net/core/net_namespace.c:446)
[    5.791000]  copy_net_ns (net/core/net_namespace.c:579)
[    5.791023]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.791052]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.791084]  ksys_unshare (kernel/fork.c:3243)
[    5.791108]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.791132]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.791159]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.791191] RIP: 0033:0x7f44228c7bcb
[    5.791212] 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
[    5.791303] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.791347] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.791384] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.791421] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.791462] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.791507] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.791649] ------------[ cut here ]------------
| [    5.791673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.791723] Modules linked in:
| [    5.791812] Tainted: [W]=WARN
[    5.791830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.791864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.791896] 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
[    5.791993] RSP: 0018:ff52ef8700997c10 EFLAGS: 00010286
[    5.792019] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.792057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e81cfce00
[    5.792100] RBP: 0000000000000000 R08: ff11602e832a61d0 R09: ff11602e8849d030
[    5.792133] R10: ff11602e833d7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.792175] R13: 0000000000000010 R14: ff11602e833d7000 R15: ff11602e81cfce00
[    5.792215] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.792263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.792295] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.792346] PKRU: 55555554
[    5.792362] Call Trace:
[    5.792377]  <TASK>
[    5.792394]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.792415]  register_netdevice (net/core/dev.c:11488)
[    5.792440]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.792460]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.792485]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.792509]  ops_init (net/core/net_namespace.c:137)
[    5.792532]  setup_net (net/core/net_namespace.c:446)
[    5.792552]  copy_net_ns (net/core/net_namespace.c:579)
[    5.792575]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.792602]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.792630]  ksys_unshare (kernel/fork.c:3243)
[    5.792648]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.792667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.792689]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.792722] RIP: 0033:0x7f44228c7bcb
[    5.792740] 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
[    5.792839] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.792886] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.792925] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.792963] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.793002] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.793046] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.793168] ------------[ cut here ]------------
| [    5.793227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.793286] Modules linked in:
| [    5.793391] Tainted: [W]=WARN
[    5.793414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.793452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.793491] 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
[    5.793595] RSP: 0018:ff52ef8700997bf0 EFLAGS: 00010286
[    5.793625] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.793667] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831df700
[    5.793714] RBP: 0000000000000000 R08: ff11602e832a6250 R09: ff11602e87356830
[    5.793764] R10: ff11602e88472120 R11: fefefefefefefeff R12: 0000000000000000
[    5.793809] R13: 0000000000000010 R14: ff11602e88472000 R15: ff11602e831df700
[    5.793865] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.793911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.793954] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.794004] PKRU: 55555554
[    5.794019] Call Trace:
[    5.794036]  <TASK>
[    5.794049]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.794072]  register_netdevice (net/core/dev.c:11488)
[    5.794093]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.794114]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.794138]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.794163]  ops_init (net/core/net_namespace.c:137)
[    5.794188]  setup_net (net/core/net_namespace.c:446)
[    5.794216]  copy_net_ns (net/core/net_namespace.c:579)
[    5.794235]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.794265]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.794290]  ksys_unshare (kernel/fork.c:3243)
[    5.794312]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.794341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.794363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.794391] RIP: 0033:0x7f44228c7bcb
[    5.794408] 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
[    5.794514] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.794561] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.794603] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.794645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.794686] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.794727] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.794887] ------------[ cut here ]------------
| [    5.794915] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.794964] Modules linked in:
| [    5.795045] Tainted: [W]=WARN
[    5.795063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.795089] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.795119] 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
[    5.795214] RSP: 0018:ff52ef8700997ca8 EFLAGS: 00010286
[    5.795247] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.795289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d200
[    5.795436] RBP: 0000000000000000 R08: ff11602e832a6310 R09: ff11602e88476034
[    5.795494] R10: ff11602e88477120 R11: fefefefefefefeff R12: 0000000000000000
[    5.795543] R13: 0000000000000010 R14: ff11602e88477000 R15: ff11602e8314d200
[    5.795591] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.795643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.795680] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.795723] PKRU: 55555554
[    5.795737] Call Trace:
[    5.795751]  <TASK>
[    5.795766]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.795787]  register_netdevice (net/core/dev.c:11488)
[    5.795811]  register_netdev (net/core/dev.c:11552)
[    5.795841]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.795865]  ops_init (net/core/net_namespace.c:137)
[    5.795887]  setup_net (net/core/net_namespace.c:446)
[    5.795912]  copy_net_ns (net/core/net_namespace.c:579)
[    5.795935]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.795966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.795992]  ksys_unshare (kernel/fork.c:3243)
[    5.796014]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.796036]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.796059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.796087] RIP: 0033:0x7f44228c7bcb
[    5.796114] 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
[    5.796217] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.796260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.796302] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.796346] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.796387] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.796425] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.796578] ------------[ cut here ]------------
| [    5.796628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.796678] Modules linked in:
| [    5.796765] Tainted: [W]=WARN
[    5.796786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.796818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.796846] 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
[    5.796948] RSP: 0018:ff52ef8700997ca0 EFLAGS: 00010286
[    5.796975] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.797015] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1200
[    5.797056] RBP: 0000000000000000 R08: ff11602e8328b590 R09: ff11602e8736a030
[    5.797097] R10: ff11602e88476120 R11: fefefefefefefeff R12: 0000000000000000
[    5.797140] R13: 0000000000000010 R14: ff11602e88476000 R15: ff11602e831e1200
[    5.797187] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.797227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.797260] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.797301] PKRU: 55555554
[    5.797316] Call Trace:
[    5.797336]  <TASK>
[    5.797349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.797367]  register_netdevice (net/core/dev.c:11488)
[    5.797388]  register_netdev (net/core/dev.c:11552)
[    5.797410]  sit_init_net (net/ipv6/sit.c:1860)
[    5.797433]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.797453]  ops_init (net/core/net_namespace.c:137)
[    5.797473]  setup_net (net/core/net_namespace.c:446)
[    5.797499]  copy_net_ns (net/core/net_namespace.c:579)
[    5.797517]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.797548]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.797575]  ksys_unshare (kernel/fork.c:3243)
[    5.797596]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.797617]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.797640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.797666] RIP: 0033:0x7f44228c7bcb
[    5.797687] 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
[    5.797787] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.797831] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.797877] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.797920] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.797966] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.798006] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.798142] ------------[ cut here ]------------
| [    5.798169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/451
| [    5.798216] Modules linked in:
| [    5.798297] Tainted: [W]=WARN
[    5.798318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.798359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.798386] 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
[    5.798488] RSP: 0018:ff52ef8700997ca8 EFLAGS: 00010286
[    5.798518] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.798560] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831ded00
[    5.798600] RBP: 0000000000000000 R08: ff11602e8328b790 R09: ff11602e88489030
[    5.798648] R10: ff11602e8736a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.798688] R13: 0000000000000010 R14: ff11602e8736a000 R15: ff11602e831ded00
[    5.798729] FS:  00007f4422605840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.798772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.798809] CR2: 00007f4422811690 CR3: 0000000009c45005 CR4: 0000000000771ef0
[    5.798846] PKRU: 55555554
[    5.798860] Call Trace:
[    5.798874]  <TASK>
[    5.798888]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.798909]  register_netdevice (net/core/dev.c:11488)
[    5.798930]  register_netdev (net/core/dev.c:11552)
[    5.798950]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.798970]  ops_init (net/core/net_namespace.c:137)
[    5.798989]  setup_net (net/core/net_namespace.c:446)
[    5.799009]  copy_net_ns (net/core/net_namespace.c:579)
[    5.799029]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.799051]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.799080]  ksys_unshare (kernel/fork.c:3243)
[    5.799098]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.799120]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.799140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.799171] RIP: 0033:0x7f44228c7bcb
[    5.799193] 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
[    5.799285] RSP: 002b:00007fff28f777d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.799331] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f44228c7bcb
[    5.799370] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.799411] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.799453] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff28f79a00
[    5.799500] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff28f7a8c5
| [    5.804266] ------------[ cut here ]------------
| [    5.804311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/452
| [    5.804373] Modules linked in:
| [    5.804457] Tainted: [W]=WARN
[    5.804483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.804519] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.804551] 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
[    5.804650] RSP: 0018:ff52ef870099f720 EFLAGS: 00010286
[    5.804680] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.804724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    5.804765] RBP: 0000000000000000 R08: ff11602e8329ef10 R09: ff11602e8737002c
[    5.804813] R10: ff11602e87371120 R11: fefefefefefefeff R12: 0000000000000000
[    5.804855] R13: 0000000000000010 R14: ff11602e87371000 R15: ff11602e831e1e00
[    5.804900] FS:  00007fa01a5e8840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    5.804943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.804976] CR2: 0000000000fc2988 CR3: 0000000009d27001 CR4: 0000000000771ef0
[    5.805022] PKRU: 55555554
[    5.805038] Call Trace:
[    5.805052]  <TASK>
[    5.805067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.805089]  __dev_notify_flags (net/core/dev.c:9787)
[    5.805113]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.805134]  netif_change_flags (net/core/dev.c:9820)
[    5.805155]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.805176]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.805208]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.805236]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.805262]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.805292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.805316]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.805345]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.805374]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.805400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.805424]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.805447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.805468]  ___sys_sendmsg (net/socket.c:2752)
[    5.805501]  __sys_sendmsg (net/socket.c:2784)
[    5.805526]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.805550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.805580] RIP: 0033:0x7fa01a82208e
[    5.805603] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.805702] RSP: 002b:00007ffcecbb83c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.805747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa01a82208e
[    5.805791] RDX: 0000000000000000 RSI: 00007ffcecbb8470 RDI: 0000000000000005
[    5.805838] RBP: 00007ffcecbb83d0 R08: 0000000000000000 R09: 0000000000000000
[    5.805881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.805923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcecbb8b40
| [    5.833492] ------------[ cut here ]------------
| [    5.833551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/459
| [    5.833611] Modules linked in:
| [    5.833695] Tainted: [W]=WARN
[    5.833717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.833753] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.833783] 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
[    5.833881] RSP: 0018:ff52ef87009d7870 EFLAGS: 00010286
[    5.833917] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.833961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831de900
[    5.834006] RBP: 0000000000000000 R08: ff11602e83195210 R09: ff11602e833d2030
[    5.834047] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    5.834088] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e831de900
[    5.834137] FS:  00007f61eda81840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    5.834183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.834220] CR2: 00000000004a77b8 CR3: 0000000009d43004 CR4: 0000000000771ef0
[    5.834263] PKRU: 55555554
[    5.834277] Call Trace:
[    5.834294]  <TASK>
[    5.834310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.834338]  __dev_notify_flags (net/core/dev.c:9787)
[    5.834360]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.834385]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.834411]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.834441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.834465]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    5.834503]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.834533]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.834560]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.834584]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.834607]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.834631]  ___sys_sendmsg (net/socket.c:2752)
[    5.834656]  __sys_sendmsg (net/socket.c:2784)
[    5.834678]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.834703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.834735] RIP: 0033:0x7f61edcbb08e
[    5.834762] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.834864] RSP: 002b:00007ffc223a7770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.834909] RAX: ffffffffffffffda RBX: 00007ffc223a7f18 RCX: 00007f61edcbb08e
[    5.834955] RDX: 0000000000000000 RSI: 00007ffc223a7820 RDI: 0000000000000005
[    5.834999] RBP: 00007ffc223a7780 R08: 0000000000000000 R09: 0000000000000000
[    5.835042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.835084] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc223a7ef0
| [    5.838953] ------------[ cut here ]------------
| [    5.838994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/460
| [    5.839051] Modules linked in:
| [    5.839132] Tainted: [W]=WARN
[    5.839152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.839184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.839215] 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
[    5.839308] RSP: 0018:ff52ef87009df720 EFLAGS: 00010286
[    5.839345] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.839393] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8314d300
[    5.839436] RBP: 0000000000000000 R08: ff11602e83195210 R09: ff11602e88489030
[    5.839489] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    5.839530] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e8314d300
[    5.839582] FS:  00007fc91bbdc840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.839617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.839653] CR2: 0000000024a89988 CR3: 0000000009d3a004 CR4: 0000000000771ef0
[    5.839694] PKRU: 55555554
[    5.839708] Call Trace:
[    5.839724]  <TASK>
[    5.839755]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.839774]  __dev_notify_flags (net/core/dev.c:9787)
[    5.839794]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.839815]  netif_change_flags (net/core/dev.c:9820)
[    5.839837]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.839857]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.839888]  ? barn_replace_empty_sheaf (./include/linux/spinlock.h:408 (discriminator 3) mm/slub.c:3184 (discriminator 3))
[    5.839918]  ? __pcs_replace_empty_main (mm/slub.c:4620)
[    5.839949]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.839968]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.839990]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.840018]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.840038]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.840061]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.840090]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.840110]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.840133]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.840152]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.840174]  ___sys_sendmsg (net/socket.c:2752)
[    5.840198]  __sys_sendmsg (net/socket.c:2784)
[    5.840219]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.840241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.840270] RIP: 0033:0x7fc91be1608e
[    5.840291] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.840392] RSP: 002b:00007ffd34416100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.840434] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc91be1608e
[    5.840475] RDX: 0000000000000000 RSI: 00007ffd344161b0 RDI: 0000000000000005
[    5.840520] RBP: 00007ffd34416110 R08: 0000000000000000 R09: 0000000000000000
[    5.840563] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.840604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd34416880
| [    5.867973] ------------[ cut here ]------------
| [    5.868029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/467
| [    5.868087] Modules linked in:
| [    5.868182] Tainted: [W]=WARN
[    5.868207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.868253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.868281] 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
[    5.868396] RSP: 0018:ff52ef8700a17870 EFLAGS: 00010286
[    5.868425] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.868471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e1e00
[    5.868521] RBP: 0000000000000000 R08: ff11602e83357d10 R09: ff11602e8200502c
[    5.868565] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.868609] R13: 0000000000000010 R14: ff11602e833d2000 R15: ff11602e831e1e00
[    5.868655] FS:  00007f9ea7892840(0000) GS:ff11602f371c8000(0000) knlGS:0000000000000000
[    5.868697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.868736] CR2: 00000000004a2860 CR3: 0000000009d0b001 CR4: 0000000000771ef0
[    5.868783] PKRU: 55555554
[    5.868804] Call Trace:
[    5.868821]  <TASK>
[    5.868836]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.868856]  __dev_notify_flags (net/core/dev.c:9787)
[    5.868882]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    5.868906]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.868930]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.868951]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.868983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.869012]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    5.869043]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.869073]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.869099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.869128]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.869151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.869176]  ___sys_sendmsg (net/socket.c:2752)
[    5.869199]  __sys_sendmsg (net/socket.c:2784)
[    5.869227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.869257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.869289] RIP: 0033:0x7f9ea7acc08e
[    5.869308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.869413] RSP: 002b:00007ffc81b40760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.869458] RAX: ffffffffffffffda RBX: 00007ffc81b40f08 RCX: 00007f9ea7acc08e
[    5.869508] RDX: 0000000000000000 RSI: 00007ffc81b40810 RDI: 0000000000000005
[    5.869550] RBP: 00007ffc81b40770 R08: 0000000000000000 R09: 0000000000000000
[    5.869590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.869632] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc81b40ee0
| [    5.873807] ------------[ cut here ]------------
| [    5.873868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/468
| [    5.873927] Modules linked in:
| [    5.874020] Tainted: [W]=WARN
[    5.874040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.874074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.874101] 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
[    5.874201] RSP: 0018:ff52ef8700a1f720 EFLAGS: 00010286
[    5.874232] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.874284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e8321e100
[    5.874337] RBP: 0000000000000000 R08: ff11602e83357d10 R09: ff11602e8848902c
[    5.874377] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.874415] R13: 0000000000000010 R14: ff11602e833d2000 R15: ff11602e8321e100
[    5.874459] FS:  00007f8358ca4840(0000) GS:ff11602f37048000(0000) knlGS:0000000000000000
[    5.874512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.874544] CR2: 0000000024a03988 CR3: 000000000724b003 CR4: 0000000000771ef0
[    5.874590] PKRU: 55555554
[    5.874603] Call Trace:
[    5.874620]  <TASK>
[    5.874634]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.874656]  __dev_notify_flags (net/core/dev.c:9787)
[    5.874682]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.874704]  netif_change_flags (net/core/dev.c:9820)
[    5.874726]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.874750]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.874785]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.874807]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.874835]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.874864]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.874886]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.874910]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.874940]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.874962]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.874985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.875006]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.875029]  ___sys_sendmsg (net/socket.c:2752)
[    5.875050]  __sys_sendmsg (net/socket.c:2784)
[    5.875072]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.875091]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.875118] RIP: 0033:0x7f8358ede08e
[    5.875135] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.875235] RSP: 002b:00007ffc452d6430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.875278] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8358ede08e
[    5.875315] RDX: 0000000000000000 RSI: 00007ffc452d64e0 RDI: 0000000000000005
[    5.875364] RBP: 00007ffc452d6440 R08: 0000000000000000 R09: 0000000000000000
[    5.875409] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.875450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc452d6bb0
| [    5.883338] ------------[ cut here ]------------
| [    5.883468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/470
| [    5.883590] Modules linked in:
| [    5.883778] Tainted: [W]=WARN
[    5.883897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.883991] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.884084] 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
[    5.884264] RSP: 0018:ff52ef8700a2f670 EFLAGS: 00010286
[    5.884339] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.884435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.884523] RBP: 0000000000000000 R08: ff11602e83195210 R09: ff11602e8848b030
[    5.884601] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    5.884681] R13: 0000000000000010 R14: ff11602e87370000 R15: ff11602e831e2000
[    5.884766] FS:  00007f69497e7840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.884853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.884926] CR2: 0000000004067988 CR3: 00000000070bd001 CR4: 0000000000771ef0
[    5.885008] PKRU: 55555554
[    5.885060] Call Trace:
[    5.885115]  <TASK>
[    5.885169]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.885254]  netif_close_many (net/core/dev.c:1804)
[    5.885327]  unregister_netdevice_many_notify (net/core/dev.c:12330 net/core/dev.c:12400)
[    5.885397]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.885459]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    5.885533]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.885596]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    5.885657]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.885719]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.885780]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.885850]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.885911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.885972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.886033]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.886095]  ___sys_sendmsg (net/socket.c:2752)
[    5.886158]  __sys_sendmsg (net/socket.c:2784)
[    5.886220]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.886284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.886359] RIP: 0033:0x7f6949a2108e
[    5.886438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.886590] RSP: 002b:00007ffcb233c810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.886672] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6949a2108e
[    5.886753] RDX: 0000000000000000 RSI: 00007ffcb233c8c0 RDI: 0000000000000005
[    5.886834] RBP: 00007ffcb233c820 R08: 0000000000000000 R09: 0000000000000000
[    5.886916] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.886995] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb233cf90
| [    5.887302] ------------[ cut here ]------------
| [    5.887428] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/470
| [    5.887542] Modules linked in:
| [    5.887719] Tainted: [W]=WARN
[    5.887779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.887854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.887924] 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
[    5.888058] RSP: 0018:ff52ef8700a2f6e0 EFLAGS: 00010286
[    5.888126] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.888204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.888283] RBP: 0000000000000000 R08: ff11602e83195210 R09: ff11602e87352030
[    5.888371] R10: ff11602e87370120 R11: fefefefefefefeff R12: 0000000000000000
[    5.888453] R13: 0000000000000011 R14: ff11602e87370000 R15: ff11602e831e2000
[    5.888551] FS:  00007f69497e7840(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.888638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.888710] CR2: 0000000004067988 CR3: 00000000070bd001 CR4: 0000000000771ef0
[    5.888792] PKRU: 55555554
[    5.888844] Call Trace:
[    5.888896]  <TASK>
[    5.888948]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.889018]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[    5.889082]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.889144]  ? rtnl_dellinkprop (net/core/rtnetlink.c:4408)
[    5.889205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.889265]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.889335]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.889405]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.889468]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.889538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.889602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.889666]  ___sys_sendmsg (net/socket.c:2752)
[    5.889729]  __sys_sendmsg (net/socket.c:2784)
[    5.889791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.889854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.889924] RIP: 0033:0x7f6949a2108e
[    5.889984] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.890120] RSP: 002b:00007ffcb233c810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.890199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6949a2108e
[    5.890278] RDX: 0000000000000000 RSI: 00007ffcb233c8c0 RDI: 0000000000000005
[    5.890363] RBP: 00007ffcb233c820 R08: 0000000000000000 R09: 0000000000000000
[    5.890444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd9b
[    5.890530] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb233cf90
| [    5.922876] ------------[ cut here ]------------
| [    5.922970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.923071] Modules linked in:
| [    5.923230] Tainted: [W]=WARN
[    5.923289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.923371] Workqueue: netns cleanup_net
[    5.923435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.923515] 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
[    5.923656] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.923758] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.923843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.923924] RBP: 0000000000000000 R08: ff11602e8328b790 R09: ff11602e81c20830
[    5.924002] R10: ff11602e8736a120 R11: fefefefefefefeff R12: 0000000000000000
[    5.924082] R13: 0000000000000011 R14: ff11602e8736a000 R15: ff11602e831e2000
[    5.924167] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.924254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.924365] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.924453] PKRU: 55555554
[    5.924551] Call Trace:
[    5.924606]  <TASK>
[    5.924660]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.924736]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.924801]  cleanup_net (net/core/net_namespace.c:702)
[    5.924859]  process_one_work (kernel/workqueue.c:3314)
[    5.924932]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.924993]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.925054]  kthread (kernel/kthread.c:436)
[    5.925116]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.925175]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.925235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.925351]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.925694] ------------[ cut here ]------------
| [    5.925769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.925870] Modules linked in:
| [    5.926070] Tainted: [W]=WARN
[    5.926129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.926202] Workqueue: netns cleanup_net
[    5.926266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.926381] 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
[    5.926536] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.926640] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.926761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.926848] RBP: 0000000000000000 R08: ff11602e8328b590 R09: ff11602e8849c030
[    5.926927] R10: ff11602e88476120 R11: fefefefefefefeff R12: 0000000000000000
[    5.927045] R13: 0000000000000011 R14: ff11602e88476000 R15: ff11602e831e2000
[    5.927149] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.927248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.927331] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.927443] PKRU: 55555554
[    5.927505] Call Trace:
[    5.927560]  <TASK>
[    5.927617]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.927727]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.927794]  cleanup_net (net/core/net_namespace.c:702)
[    5.927852]  process_one_work (kernel/workqueue.c:3314)
[    5.927910]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.927967]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.928033]  kthread (kernel/kthread.c:436)
[    5.928095]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.928152]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.928210]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.928313]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.928629] ------------[ cut here ]------------
| [    5.928727] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.928824] Modules linked in:
| [    5.929012] Tainted: [W]=WARN
[    5.929078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.929184] Workqueue: netns cleanup_net
[    5.929247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.929316] 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
[    5.929504] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.929575] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.929695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.929780] RBP: 0000000000000000 R08: ff11602e832a6310 R09: ff11602e89768834
[    5.929865] R10: ff11602e88477120 R11: fefefefefefefeff R12: 0000000000000000
[    5.929944] R13: 0000000000000011 R14: ff11602e88477000 R15: ff11602e831e2000
[    5.930027] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.930113] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.930195] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.930286] PKRU: 55555554
[    5.930346] Call Trace:
[    5.930400]  <TASK>
[    5.930453]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.930545]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.930610]  cleanup_net (net/core/net_namespace.c:702)
[    5.930673]  process_one_work (kernel/workqueue.c:3314)
[    5.930737]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.930796]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.930857]  kthread (kernel/kthread.c:436)
[    5.930922]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.930990]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.931054]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.931116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.931443] ------------[ cut here ]------------
| [    5.931517] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.931619] Modules linked in:
| [    5.931810] Tainted: [W]=WARN
[    5.931868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.931941] Workqueue: netns cleanup_net
[    5.932004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.932077] 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
[    5.932298] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.932451] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.932568] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.932686] RBP: 0000000000000000 R08: ff11602e832a6250 R09: ff11602e8849e830
[    5.932809] R10: ff11602e88472120 R11: fefefefefefefeff R12: 0000000000000000
[    5.932926] R13: 0000000000000011 R14: ff11602e88472000 R15: ff11602e831e2000
[    5.933016] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.933095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.933167] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.933246] PKRU: 55555554
[    5.933297] Call Trace:
[    5.933356]  <TASK>
[    5.933408]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.933487]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.933549]  cleanup_net (net/core/net_namespace.c:702)
[    5.933611]  process_one_work (kernel/workqueue.c:3314)
[    5.933673]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.933733]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.933793]  kthread (kernel/kthread.c:436)
[    5.933857]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.933918]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.933978]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.934039]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.934492] ------------[ cut here ]------------
| [    5.934624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.934790] Modules linked in:
| [    5.935018] Tainted: [W]=WARN
[    5.935096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.935199] Workqueue: netns cleanup_net
[    5.935275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.935355] 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
[    5.935609] RSP: 0018:ff52ef8700237ce8 EFLAGS: 00010286
[    5.935734] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.935831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.935916] RBP: 0000000000000000 R08: ff11602e832a61d0 R09: ff11602e833da830
[    5.936024] R10: ff11602e833d7120 R11: fefefefefefefeff R12: 0000000000000000
[    5.936117] R13: 0000000000000011 R14: ff11602e833d7000 R15: ff11602e831e2000
[    5.936204] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.936285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.936369] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.936451] PKRU: 55555554
[    5.936511] Call Trace:
[    5.936564]  <TASK>
[    5.936616]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.936686]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.936747]  cleanup_net (net/core/net_namespace.c:702)
[    5.936808]  process_one_work (kernel/workqueue.c:3314)
[    5.936872]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.936933]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.936993]  kthread (kernel/kthread.c:436)
[    5.937057]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.937121]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.937182]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.937242]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.948541] ------------[ cut here ]------------
| [    5.948673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.948772] Modules linked in:
| [    5.948930] Tainted: [W]=WARN
[    5.948987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.949058] Workqueue: netns cleanup_net
[    5.949118] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.949183] 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
[    5.949326] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    5.949394] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.949471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.949554] RBP: 0000000000000000 R08: ff11602e83357d10 R09: ff11602e833d702c
[    5.949630] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.949706] R13: 0000000000000010 R14: ff11602e833d2000 R15: ff11602e831e2000
[    5.949789] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.949875] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.949949] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.950030] PKRU: 55555554
[    5.950081] Call Trace:
[    5.950133]  <TASK>
[    5.950183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.950241]  netif_close_many (net/core/dev.c:1804)
[    5.950300]  ? __alloc_empty_sheaf (./include/linux/slab.h:954 ./include/linux/slab.h:1188 mm/slub.c:2768)
[    5.950375]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.950441]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.950516]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.950578]  cleanup_net (net/core/net_namespace.c:702)
[    5.950643]  process_one_work (kernel/workqueue.c:3314)
[    5.950705]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.950764]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.950825]  kthread (kernel/kthread.c:436)
[    5.950885]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.950945]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.951005]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.951064]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.951272] ------------[ cut here ]------------
| [    5.951341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.951435] Modules linked in:
| [    5.951593] Tainted: [W]=WARN
[    5.951650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.951719] Workqueue: netns cleanup_net
[    5.951779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.951848] 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
[    5.951987] RSP: 0018:ff52ef8700237c08 EFLAGS: 00010286
[    5.952053] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.952132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.952211] RBP: 0000000000000000 R08: ff11602e8329ef10 R09: ff11602e833d702c
[    5.952291] R10: ff11602e87371120 R11: fefefefefefefeff R12: 0000000000000000
[    5.952376] R13: 0000000000000010 R14: ff11602e87371000 R15: ff11602e831e2000
[    5.952462] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.952553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.952625] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.952705] PKRU: 55555554
[    5.952755] Call Trace:
[    5.952807]  <TASK>
[    5.952858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.952940]  netif_close_many (net/core/dev.c:1804)
[    5.953002]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.953069]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.953140]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.953201]  cleanup_net (net/core/net_namespace.c:702)
[    5.953262]  process_one_work (kernel/workqueue.c:3314)
[    5.953331]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.953402]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.953464]  kthread (kernel/kthread.c:436)
[    5.953529]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.953594]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.953656]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.953717]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.953997] ------------[ cut here ]------------
| [    5.954062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.954155] Modules linked in:
| [    5.954342] Tainted: [W]=WARN
[    5.954401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.954471] Workqueue: netns cleanup_net
[    5.954542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.954611] 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
[    5.954741] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    5.954806] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.954883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.954962] RBP: 0000000000000000 R08: ff11602e83357d10 R09: ff11602e830d302c
[    5.955039] R10: ff11602e833d2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.955115] R13: 0000000000000011 R14: ff11602e833d2000 R15: ff11602e831e2000
[    5.955196] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.955276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.955354] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.955452] PKRU: 55555554
[    5.955515] Call Trace:
[    5.955567]  <TASK>
[    5.955618]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.955685]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.955752]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.955812]  cleanup_net (net/core/net_namespace.c:702)
[    5.955875]  process_one_work (kernel/workqueue.c:3314)
[    5.955935]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.955994]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.956053]  kthread (kernel/kthread.c:436)
[    5.956114]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.956173]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.956235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.956294]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.956606] ------------[ cut here ]------------
| [    5.956673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/63
| [    5.956768] Modules linked in:
| [    5.956919] Tainted: [W]=WARN
[    5.956975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.957048] Workqueue: netns cleanup_net
[    5.957107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.957175] 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
[    5.957306] RSP: 0018:ff52ef8700237c78 EFLAGS: 00010286
[    5.957375] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.957493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11602e831e2000
[    5.957574] RBP: 0000000000000000 R08: ff11602e8329ef10 R09: ff11602e8976c02c
[    5.957655] R10: ff11602e87371120 R11: fefefefefefefeff R12: 0000000000000000
[    5.957734] R13: 0000000000000011 R14: ff11602e87371000 R15: ff11602e831e2000
[    5.957820] FS:  0000000000000000(0000) GS:ff11602f37148000(0000) knlGS:0000000000000000
[    5.957907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.957983] CR2: 00007fa98c3e0690 CR3: 0000000005247004 CR4: 0000000000771ef0
[    5.958118] PKRU: 55555554
[    5.958191] Call Trace:
[    5.958243]  <TASK>
[    5.958294]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.958365]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.958430]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.958495]  cleanup_net (net/core/net_namespace.c:702)
[    5.958552]  process_one_work (kernel/workqueue.c:3314)
[    5.958609]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.958685]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.958746]  kthread (kernel/kthread.c:436)
[    5.958811]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.958869]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.958925]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


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