======================================
| xx__-> [    2.293808] ------------[ cut here ]------------
| [    2.293865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.293920] Modules linked in:
| [    2.294016] Tainted: [W]=WARN
[    2.294040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.294075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.294107] 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
[    2.294215] RSP: 0018:ff264db2003ffcb8 EFLAGS: 00010286
[    2.294250] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.294290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb900
[    2.294333] RBP: 0000000000000000 R08: ff15aec903e1ed10 R09: ff15aec904c6602c
[    2.294379] R10: ff15aec904c61120 R11: fefefefefefefeff R12: 0000000000000000
[    2.294420] R13: 0000000000000010 R14: ff15aec904c61000 R15: ff15aec9033fb900
[    2.294473] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.294521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.294562] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.294611] PKRU: 55555554
[    2.294626] Call Trace:
[    2.294642]  <TASK>
[    2.294665]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.294687]  register_netdevice (net/core/dev.c:11488)
[    2.294717]  register_netdev (net/core/dev.c:11552)
[    2.294738]  loopback_net_init (drivers/net/loopback.c:218)
[    2.294767]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.294799]  ops_init (net/core/net_namespace.c:137)
[    2.294824]  setup_net (net/core/net_namespace.c:446)
[    2.294847]  copy_net_ns (net/core/net_namespace.c:579)
[    2.294871]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.294912]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.294942]  ksys_unshare (kernel/fork.c:3243)
[    2.294967]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.294993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.295017]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.295052] RIP: 0033:0x7fbd33956bcb
[    2.295075] 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
[    2.295168] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.295211] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.295250] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.295289] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.295326] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.295369] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.295498] ------------[ cut here ]------------
| [    2.295529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.295577] Modules linked in:
| [    2.295665] Tainted: [W]=WARN
[    2.295688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.295723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.295750] 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
[    2.295842] RSP: 0018:ff264db2003ffc10 EFLAGS: 00010286
[    2.295870] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.295910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16400
[    2.295953] RBP: 0000000000000000 R08: ff15aec903e1ec90 R09: ff15aec904c6b030
[    2.295990] R10: ff15aec904c66120 R11: fefefefefefefeff R12: 0000000000000000
[    2.296029] R13: 0000000000000010 R14: ff15aec904c66000 R15: ff15aec903c16400
[    2.296081] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.296127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.296162] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.296201] PKRU: 55555554
[    2.296214] Call Trace:
[    2.296228]  <TASK>
[    2.296245]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.296265]  register_netdevice (net/core/dev.c:11488)
[    2.296288]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.296314]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.296337]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.296358]  ops_init (net/core/net_namespace.c:137)
[    2.296386]  setup_net (net/core/net_namespace.c:446)
[    2.296407]  copy_net_ns (net/core/net_namespace.c:579)
[    2.296429]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.296457]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.296486]  ksys_unshare (kernel/fork.c:3243)
[    2.296513]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.296534]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.296556]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.296586] RIP: 0033:0x7fbd33956bcb
[    2.296609] 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
[    2.296708] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.296752] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.296794] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.296834] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.296874] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.296913] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.297026] ------------[ cut here ]------------
| [    2.297054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.297107] Modules linked in:
| [    2.297179] Tainted: [W]=WARN
[    2.297209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.297244] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.297274] 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
[    2.297377] RSP: 0018:ff264db2003ffbf0 EFLAGS: 00010286
[    2.297411] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.297453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[    2.297491] RBP: 0000000000000000 R08: ff15aec903d35190 R09: ff15aec904c69030
[    2.297535] R10: ff15aec904c65120 R11: fefefefefefefeff R12: 0000000000000000
[    2.297574] R13: 0000000000000010 R14: ff15aec904c65000 R15: ff15aec903c13b00
[    2.297622] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.297665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.297701] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.297745] PKRU: 55555554
[    2.297760] Call Trace:
[    2.297772]  <TASK>
[    2.297788]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.297810]  register_netdevice (net/core/dev.c:11488)
[    2.297829]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.297848]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.297869]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.297895]  ops_init (net/core/net_namespace.c:137)
[    2.297917]  setup_net (net/core/net_namespace.c:446)
[    2.297943]  copy_net_ns (net/core/net_namespace.c:579)
[    2.297968]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.298001]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.298029]  ksys_unshare (kernel/fork.c:3243)
[    2.298048]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.298077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.298097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.298125] RIP: 0033:0x7fbd33956bcb
[    2.298149] 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
[    2.298239] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.298279] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.298325] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.298369] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.298411] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.298461] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.298610] ------------[ cut here ]------------
| [    2.298639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.298687] Modules linked in:
| [    2.298763] Tainted: [W]=WARN
[    2.298784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.298815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.298841] 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
[    2.298929] RSP: 0018:ff264db2003ffca8 EFLAGS: 00010286
[    2.298955] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.298997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb000
[    2.299037] RBP: 0000000000000000 R08: ff15aec903ee8ed0 R09: ff15aec904c71034
[    2.299078] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[    2.299122] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec9033fb000
[    2.299165] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.299204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.299234] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.299275] PKRU: 55555554
[    2.299289] Call Trace:
[    2.299302]  <TASK>
[    2.299318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.299342]  register_netdevice (net/core/dev.c:11488)
[    2.299368]  register_netdev (net/core/dev.c:11552)
[    2.299390]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.299414]  ops_init (net/core/net_namespace.c:137)
[    2.299438]  setup_net (net/core/net_namespace.c:446)
[    2.299459]  copy_net_ns (net/core/net_namespace.c:579)
[    2.299481]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.299508]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.299535]  ksys_unshare (kernel/fork.c:3243)
[    2.299562]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.299583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.299605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.299634] RIP: 0033:0x7fbd33956bcb
[    2.299658] 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
[    2.299749] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.299788] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.299825] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.299866] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.299905] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.299943] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.300075] ------------[ cut here ]------------
| [    2.300103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.300148] Modules linked in:
| [    2.300226] Tainted: [W]=WARN
[    2.300244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.300280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.300312] 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
[    2.300414] RSP: 0018:ff264db2003ffca0 EFLAGS: 00010286
[    2.300440] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.300478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    2.300516] RBP: 0000000000000000 R08: ff15aec903f0f050 R09: ff15aec904c76030
[    2.300552] R10: ff15aec904c71120 R11: fefefefefefefeff R12: 0000000000000000
[    2.300600] R13: 0000000000000010 R14: ff15aec904c71000 R15: ff15aec903c16600
[    2.300645] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.300693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.300728] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.300771] PKRU: 55555554
[    2.300786] Call Trace:
[    2.300798]  <TASK>
[    2.300812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.300833]  register_netdevice (net/core/dev.c:11488)
[    2.300853]  register_netdev (net/core/dev.c:11552)
[    2.300876]  sit_init_net (net/ipv6/sit.c:1860)
[    2.300898]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.300921]  ops_init (net/core/net_namespace.c:137)
[    2.300946]  setup_net (net/core/net_namespace.c:446)
[    2.300968]  copy_net_ns (net/core/net_namespace.c:579)
[    2.300997]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.301026]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.301054]  ksys_unshare (kernel/fork.c:3243)
[    2.301076]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.301097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.301119]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.301149] RIP: 0033:0x7fbd33956bcb
[    2.301172] 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
[    2.301267] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.301304] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.301343] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.301388] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.301427] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.301464] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.301622] ------------[ cut here ]------------
| [    2.301649] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/186
| [    2.301699] Modules linked in:
| [    2.301775] Tainted: [W]=WARN
[    2.301797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.301834] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.301865] 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
[    2.301953] RSP: 0018:ff264db2003ffca8 EFLAGS: 00010286
[    2.301987] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.302025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16d00
[    2.302062] RBP: 0000000000000000 R08: ff15aec903d351d0 R09: ff15aec904e3b030
[    2.302104] R10: ff15aec904c76120 R11: fefefefefefefeff R12: 0000000000000000
[    2.302151] R13: 0000000000000010 R14: ff15aec904c76000 R15: ff15aec903c16d00
[    2.302192] FS:  00007fbd33694840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.302234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.302269] CR2: 0000000000479648 CR3: 0000000004d50004 CR4: 0000000000771ef0
[    2.302311] PKRU: 55555554
[    2.302327] Call Trace:
[    2.302339]  <TASK>
[    2.302355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.302389]  register_netdevice (net/core/dev.c:11488)
[    2.302411]  register_netdev (net/core/dev.c:11552)
[    2.302432]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.302458]  ops_init (net/core/net_namespace.c:137)
[    2.302480]  setup_net (net/core/net_namespace.c:446)
[    2.302504]  copy_net_ns (net/core/net_namespace.c:579)
[    2.302526]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.302553]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.302580]  ksys_unshare (kernel/fork.c:3243)
[    2.302602]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.302623]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.302645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.302673] RIP: 0033:0x7fbd33956bcb
[    2.302695] 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
[    2.302787] RSP: 002b:00007ffc8300bbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.302827] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbd33956bcb
[    2.302869] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.302907] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.302949] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc8300de00
[    2.302993] R13: 0000000000000001 R14: 00007fbd336946f8 R15: 00007ffc8300e8af
| [    2.306672] ------------[ cut here ]------------
| [    2.306742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.306834] Modules linked in:
| [    2.306992] Tainted: [W]=WARN
[    2.307053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.307123] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.307191] 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
[    2.307325] RSP: 0018:ff264db2003ffcb8 EFLAGS: 00010286
[    2.307397] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.307476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16700
[    2.307559] RBP: 0000000000000000 R08: ff15aec903ee8650 R09: ff15aec903c6102c
[    2.307638] R10: ff15aec904e3c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.307714] R13: 0000000000000010 R14: ff15aec904e3c000 R15: ff15aec903c16700
[    2.307797] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.307876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.307946] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.308036] PKRU: 55555554
[    2.308086] Call Trace:
[    2.308135]  <TASK>
[    2.308185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.308245]  register_netdevice (net/core/dev.c:11488)
[    2.308303]  register_netdev (net/core/dev.c:11552)
[    2.308369]  loopback_net_init (drivers/net/loopback.c:218)
[    2.308429]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.308499]  ops_init (net/core/net_namespace.c:137)
[    2.308560]  setup_net (net/core/net_namespace.c:446)
[    2.308618]  copy_net_ns (net/core/net_namespace.c:579)
[    2.308679]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.308747]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.308812]  ksys_unshare (kernel/fork.c:3243)
[    2.308870]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.308928]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.309001]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.309069] RIP: 0033:0x7f12ffc36bcb
[    2.309127] 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
[    2.309255] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.309332] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.309416] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.309494] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.309571] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.309650] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.309891] ------------[ cut here ]------------
| [    2.309959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.310050] Modules linked in:
| [    2.310201] Tainted: [W]=WARN
[    2.310260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.310333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.310403] 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
[    2.310539] RSP: 0018:ff264db2003ffc10 EFLAGS: 00010286
[    2.310605] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.310681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8600
[    2.310760] RBP: 0000000000000000 R08: ff15aec903ee8550 R09: ff15aec904e61030
[    2.310838] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[    2.310917] R13: 0000000000000010 R14: ff15aec903c61000 R15: ff15aec9030f8600
[    2.311005] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.311088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.311160] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.311242] PKRU: 55555554
[    2.311291] Call Trace:
[    2.311338]  <TASK>
[    2.311397]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.311459]  register_netdevice (net/core/dev.c:11488)
[    2.311519]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.311582]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.311643]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.311704]  ops_init (net/core/net_namespace.c:137)
[    2.311765]  setup_net (net/core/net_namespace.c:446)
[    2.311822]  copy_net_ns (net/core/net_namespace.c:579)
[    2.311885]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.311952]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.312023]  ksys_unshare (kernel/fork.c:3243)
[    2.312083]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.312144]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.312207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.312276] RIP: 0033:0x7f12ffc36bcb
[    2.312337] 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
[    2.312471] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.312551] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.312631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.312711] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.312791] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.312871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.313123] ------------[ cut here ]------------
| [    2.313190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.313277] Modules linked in:
| [    2.313433] Tainted: [W]=WARN
[    2.313492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.313562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.313630] 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
[    2.313757] RSP: 0018:ff264db2003ffbf0 EFLAGS: 00010286
[    2.313825] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.313903] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17400
[    2.313987] RBP: 0000000000000000 R08: ff15aec903ee8450 R09: ff15aec903c5f030
[    2.314067] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[    2.314145] R13: 0000000000000010 R14: ff15aec903c60000 R15: ff15aec903c17400
[    2.314228] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.314307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.314390] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.314469] PKRU: 55555554
[    2.314519] Call Trace:
[    2.314569]  <TASK>
[    2.314618]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.314679]  register_netdevice (net/core/dev.c:11488)
[    2.314741]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.314803]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.314865]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.314928]  ops_init (net/core/net_namespace.c:137)
[    2.314997]  setup_net (net/core/net_namespace.c:446)
[    2.315059]  copy_net_ns (net/core/net_namespace.c:579)
[    2.315121]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.315190]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.315257]  ksys_unshare (kernel/fork.c:3243)
[    2.315316]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.315382]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.315444]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.315511] RIP: 0033:0x7f12ffc36bcb
[    2.315571] 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
[    2.315699] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.315781] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.315858] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.315936] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.316022] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.316101] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.316394] ------------[ cut here ]------------
| [    2.316456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.316541] Modules linked in:
| [    2.316692] Tainted: [W]=WARN
[    2.316752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.316824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.316891] 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
[    2.317028] RSP: 0018:ff264db2003ffca8 EFLAGS: 00010286
[    2.317094] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.317174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7f00
[    2.317253] RBP: 0000000000000000 R08: ff15aec903ee8590 R09: ff15aec903c64034
[    2.317330] R10: ff15aec903c67120 R11: fefefefefefefeff R12: 0000000000000000
[    2.317416] R13: 0000000000000010 R14: ff15aec903c67000 R15: ff15aec9030f7f00
[    2.317497] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.317579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.317651] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.317735] PKRU: 55555554
[    2.317785] Call Trace:
[    2.317835]  <TASK>
[    2.317886]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.317946]  register_netdevice (net/core/dev.c:11488)
[    2.318009]  register_netdev (net/core/dev.c:11552)
[    2.318073]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.318130]  ops_init (net/core/net_namespace.c:137)
[    2.318194]  setup_net (net/core/net_namespace.c:446)
[    2.318257]  copy_net_ns (net/core/net_namespace.c:579)
[    2.318319]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.318396]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.318463]  ksys_unshare (kernel/fork.c:3243)
[    2.318523]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.318583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.318642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.318715] RIP: 0033:0x7f12ffc36bcb
[    2.318777] 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
[    2.318923] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.319016] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.319092] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.319171] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.319250] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.319331] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.319635] ------------[ cut here ]------------
| [    2.319702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.319789] Modules linked in:
| [    2.319942] Tainted: [W]=WARN
[    2.320006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.320088] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.320155] 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
[    2.320289] RSP: 0018:ff264db2003ffca0 EFLAGS: 00010286
[    2.320355] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.320438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[    2.320520] RBP: 0000000000000000 R08: ff15aec903ee8490 R09: ff15aec904e71030
[    2.320596] R10: ff15aec903c64120 R11: fefefefefefefeff R12: 0000000000000000
[    2.320675] R13: 0000000000000010 R14: ff15aec903c64000 R15: ff15aec9030f8100
[    2.320760] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.320840] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.320911] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.320998] PKRU: 55555554
[    2.321050] Call Trace:
[    2.321102]  <TASK>
[    2.321153]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.321215]  register_netdevice (net/core/dev.c:11488)
[    2.321275]  register_netdev (net/core/dev.c:11552)
[    2.321338]  sit_init_net (net/ipv6/sit.c:1860)
[    2.321404]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.321464]  ops_init (net/core/net_namespace.c:137)
[    2.321526]  setup_net (net/core/net_namespace.c:446)
[    2.321587]  copy_net_ns (net/core/net_namespace.c:579)
[    2.321649]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.321719]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.321788]  ksys_unshare (kernel/fork.c:3243)
[    2.321845]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.321907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.321977]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.322044] RIP: 0033:0x7f12ffc36bcb
[    2.322107] 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
[    2.322233] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.322310] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.322394] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.322472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.322550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.322628] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.322918] ------------[ cut here ]------------
| [    2.322989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/187
| [    2.323076] Modules linked in:
| [    2.323228] Tainted: [W]=WARN
[    2.323289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.323368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.323436] 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
[    2.323561] RSP: 0018:ff264db2003ffca8 EFLAGS: 00010286
[    2.323630] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.323710] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8600
[    2.323792] RBP: 0000000000000000 R08: ff15aec903e14010 R09: ff15aec904e76030
[    2.323870] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[    2.323950] R13: 0000000000000010 R14: ff15aec904e71000 R15: ff15aec9030f8600
[    2.324041] FS:  00007f12ff974840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.324124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.324192] CR2: 00007f12ffb80690 CR3: 0000000004dbc001 CR4: 0000000000771ef0
[    2.324274] PKRU: 55555554
[    2.324325] Call Trace:
[    2.324382]  <TASK>
[    2.324433]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.324495]  register_netdevice (net/core/dev.c:11488)
[    2.324556]  register_netdev (net/core/dev.c:11552)
[    2.324617]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.324677]  ops_init (net/core/net_namespace.c:137)
[    2.324738]  setup_net (net/core/net_namespace.c:446)
[    2.324801]  copy_net_ns (net/core/net_namespace.c:579)
[    2.324861]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.324934]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.325010]  ksys_unshare (kernel/fork.c:3243)
[    2.325070]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.325131]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.325194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.325260] RIP: 0033:0x7f12ffc36bcb
[    2.325320] 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
[    2.325458] RSP: 002b:00007fffaa6891e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.325532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f12ffc36bcb
[    2.325610] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.325690] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.325769] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa68b410
[    2.325852] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa68c8af
| [    2.338000] ------------[ cut here ]------------
| [    2.338066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/190
| [    2.338152] Modules linked in:
| [    2.338307] Tainted: [W]=WARN
[    2.338372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.338446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.338513] 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
[    2.338639] RSP: 0018:ff264db2004475f0 EFLAGS: 00010286
[    2.338706] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.338786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7f00
[    2.338860] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec904e79030
[    2.338938] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    2.339024] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec9030f7f00
[    2.339106] FS:  00007fdd5723f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.339185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.339254] CR2: 000000000042ebe0 CR3: 00000000032e5001 CR4: 0000000000771ef0
[    2.339337] PKRU: 55555554
[    2.339399] Call Trace:
[    2.339447]  <TASK>
[    2.339498]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.339555]  __dev_notify_flags (net/core/dev.c:9787)
[    2.339619]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.339678]  veth_newlink (drivers/net/veth.c:1871)
[    2.339743]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.339808]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.339876]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.339937]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    2.340014]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    2.340084]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.340153]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.340217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.340279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.340342]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.340413]  ___sys_sendmsg (net/socket.c:2752)
[    2.340475]  __sys_sendmsg (net/socket.c:2784)
[    2.340542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.340607]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.340683] RIP: 0033:0x7fdd5747908e
[    2.340752] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.340896] RSP: 002b:00007fff1837fb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.340991] RAX: ffffffffffffffda RBX: 00007fff18380308 RCX: 00007fdd5747908e
[    2.341067] RDX: 0000000000000000 RSI: 00007fff1837fc00 RDI: 0000000000000005
[    2.341148] RBP: 00007fff1837fb60 R08: 0000000000000000 R09: 0000000000000000
[    2.341225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c8
[    2.341305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff183802c0
| [    2.341642] ------------[ cut here ]------------
| [    2.341706] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/190
| [    2.341793] Modules linked in:
| [    2.341948] Tainted: [W]=WARN
[    2.342012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.342084] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.342154] 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
[    2.342282] RSP: 0018:ff264db200447870 EFLAGS: 00010286
[    2.342351] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.342434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16700
[    2.342514] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec904e7e030
[    2.342595] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    2.342675] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c16700
[    2.342757] FS:  00007fdd5723f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.342836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.342908] CR2: 000000000042ebe0 CR3: 00000000032e5001 CR4: 0000000000771ef0
[    2.342996] PKRU: 55555554
[    2.343048] Call Trace:
[    2.343099]  <TASK>
[    2.343150]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.343213]  __dev_notify_flags (net/core/dev.c:9787)
[    2.343276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.343341]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.343408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.343476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.343538]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    2.343608]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    2.343679]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.343748]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.343812]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.343874]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.343937]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.344004]  ___sys_sendmsg (net/socket.c:2752)
[    2.344069]  __sys_sendmsg (net/socket.c:2784)
[    2.344131]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.344193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.344262] RIP: 0033:0x7fdd5747908e
[    2.344323] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.344456] RSP: 002b:00007fff1837fb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.344535] RAX: ffffffffffffffda RBX: 00007fff18380308 RCX: 00007fdd5747908e
[    2.344613] RDX: 0000000000000000 RSI: 00007fff1837fc00 RDI: 0000000000000005
[    2.344696] RBP: 00007fff1837fb60 R08: 0000000000000000 R09: 0000000000000000
[    2.344775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c8
[    2.344855] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff183802c0
| [    2.348199] ------------[ cut here ]------------
| [    2.348236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/191
| [    2.348286] Modules linked in:
| [    2.348372] Tainted: [W]=WARN
[    2.348396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.348430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.348460] 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
[    2.348548] RSP: 0018:ff264db20044f720 EFLAGS: 00010286
[    2.348577] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.348619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7c00
[    2.348657] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec904e3b030
[    2.348702] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    2.348741] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec9030f7c00
[    2.348781] FS:  00007fd5c8d21840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    2.348825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.348859] CR2: 00007fd5c8ff11a0 CR3: 00000000032ea004 CR4: 0000000000771ef0
[    2.348902] PKRU: 55555554
[    2.348919] Call Trace:
[    2.348933]  <TASK>
[    2.348948]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.348975]  __dev_notify_flags (net/core/dev.c:9787)
[    2.348998]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.349021]  netif_change_flags (net/core/dev.c:9820)
[    2.349042]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.349064]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.349097]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.349122]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.349145]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.349175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.349200]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.349223]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.349252]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.349275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.349298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.349319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.349341]  ___sys_sendmsg (net/socket.c:2752)
[    2.349367]  __sys_sendmsg (net/socket.c:2784)
[    2.349390]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.349410]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.349442] RIP: 0033:0x7fd5c8f5b08e
[    2.349462] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.349556] RSP: 002b:00007ffcf6dc78a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.349600] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd5c8f5b08e
[    2.349640] RDX: 0000000000000000 RSI: 00007ffcf6dc7950 RDI: 0000000000000005
[    2.349680] RBP: 00007ffcf6dc78b0 R08: 0000000000000000 R09: 0000000000000000
[    2.349717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c8
[    2.349757] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6dc8020
| [    2.353140] ------------[ cut here ]------------
| [    2.353204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/192
| [    2.353289] Modules linked in:
| [    2.353448] Tainted: [W]=WARN
[    2.353505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.353580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.353647] 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
[    2.353774] RSP: 0018:ff264db20044f720 EFLAGS: 00010286
[    2.353844] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.353928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16700
[    2.354016] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec904e7e030
[    2.354097] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    2.354177] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec903c16700
[    2.354268] FS:  00007f8af1f83840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.354356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.354438] CR2: 00000000177e2988 CR3: 0000000004ed6003 CR4: 0000000000771ef0
[    2.354516] PKRU: 55555554
[    2.354567] Call Trace:
[    2.354619]  <TASK>
[    2.354670]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.354729]  __dev_notify_flags (net/core/dev.c:9787)
[    2.354789]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.354847]  netif_change_flags (net/core/dev.c:9820)
[    2.354906]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.354965]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.355046]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.355109]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.355177]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.355248]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.355307]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.355375]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.355443]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.355503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.355564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.355624]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.355685]  ___sys_sendmsg (net/socket.c:2752)
[    2.355745]  __sys_sendmsg (net/socket.c:2784)
[    2.355804]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.355865]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.355931] RIP: 0033:0x7f8af21bd08e
[    2.356001] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.356130] RSP: 002b:00007ffec71bd970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.356211] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8af21bd08e
[    2.356286] RDX: 0000000000000000 RSI: 00007ffec71bda20 RDI: 0000000000000005
[    2.356370] RBP: 00007ffec71bd980 R08: 0000000000000000 R09: 0000000000000000
[    2.356445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c8
[    2.356525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec71be0f0
| [    2.356761] ------------[ cut here ]------------
| [    2.356802] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.356870] Modules linked in:
| [    2.356975] Tainted: [W]=WARN
[    2.356998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.357040] Workqueue: events_unbound linkwatch_event
[    2.357071] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.357104] 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
[    2.357209] RSP: 0018:ff264db20015bd50 EFLAGS: 00010286
[    2.357245] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.357288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[    2.357326] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec90201f030
[    2.357371] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    2.357413] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec9033fba00
[    2.357457] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[    2.357500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.357535] CR2: 000055c97d7eeb58 CR3: 000000001e047006 CR4: 0000000000771ef0
[    2.357572] PKRU: 55555554
[    2.357587] Call Trace:
[    2.357602]  <TASK>
[    2.357617]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.357639]  netif_state_change (net/core/dev.c:1605)
[    2.357665]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.357688]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.357716]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.357736]  process_one_work (kernel/workqueue.c:3314)
[    2.357760]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.357780]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.357803]  kthread (kernel/kthread.c:436)
[    2.357824]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.357845]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.357869]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.357890]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.361107] ------------[ cut here ]------------
| [    2.361143] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
| [    2.361194] Modules linked in:
| [    2.361275] Tainted: [W]=WARN
[    2.361298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.361331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.361368] 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
[    2.361463] RSP: 0018:ff264db200457708 EFLAGS: 00010286
[    2.361497] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.361537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14200
[    2.361576] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec902fc3030
[    2.361620] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    2.361662] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c14200
[    2.361703] FS:  00007fa23246a840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    2.361746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.361781] CR2: 00007fa2327f2900 CR3: 0000000003ea2001 CR4: 0000000000771ef0
[    2.361821] PKRU: 55555554
[    2.361841] Call Trace:
[    2.361854]  <TASK>
[    2.361870]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.361890]  notifier_call_chain (kernel/notifier.c:85)
[    2.361914]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    2.361943]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    2.361965]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.361990]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.362011]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.362038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.362062]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.362108]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.362147]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.362170]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.362196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.362236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.362275]  ___sys_sendmsg (net/socket.c:2752)
[    2.362319]  __sys_sendmsg (net/socket.c:2784)
[    2.362343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.362376]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.362433] RIP: 0033:0x7fa2326a408e
[    2.362465] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.362608] RSP: 002b:00007ffc9b256460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.362665] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa2326a408e
[    2.362710] RDX: 0000000000000000 RSI: 00007ffc9b256510 RDI: 0000000000000005
[    2.362760] RBP: 00007ffc9b256470 R08: 0000000000000000 R09: 0000000000000000
[    2.362802] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c9
[    2.362856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9b256be0
| [    2.367589] ------------[ cut here ]------------
| [    2.367657] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/194
| [    2.367745] Modules linked in:
| [    2.367901] Tainted: [W]=WARN
[    2.367960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.368044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.368111] 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
[    2.368235] RSP: 0018:ff264db20045f6d0 EFLAGS: 00010286
[    2.368304] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.368392] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[    2.368475] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec904e7e030
[    2.368553] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    2.368632] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec9030f8500
[    2.368715] FS:  00007f42d5779840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.368803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.368875] CR2: 00000000004ebb20 CR3: 0000000003ec1006 CR4: 0000000000771ef0
[    2.368958] PKRU: 55555554
[    2.369014] Call Trace:
[    2.369063]  <TASK>
[    2.369112]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.369172]  netif_state_change (net/core/dev.c:1605)
[    2.369230]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.369292]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    2.369355]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    2.369425]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    2.369494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.369554]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.369620]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.369692]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.369754]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.369815]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.369876]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.369938]  ___sys_sendmsg (net/socket.c:2752)
[    2.370003]  __sys_sendmsg (net/socket.c:2784)
[    2.370064]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.370122]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.370188] RIP: 0033:0x7f42d59b308e
[    2.370247] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.370381] RSP: 002b:00007ffce3e25c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.370461] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42d59b308e
[    2.370539] RDX: 0000000000000000 RSI: 00007ffce3e25d30 RDI: 0000000000000006
[    2.370614] RBP: 00007ffce3e25c90 R08: 0000000000000000 R09: 0000000000000000
[    2.370690] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c8
[    2.370771] R13: 00007ffce3e25de0 R14: 0000000000000000 R15: 0000000000000004
| [    2.371036] ------------[ cut here ]------------
| [    2.371109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/194
| [    2.371192] Modules linked in:
| [    2.371435] Tainted: [W]=WARN
[    2.371491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.371574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.371641] 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
[    2.371801] RSP: 0018:ff264db20045f708 EFLAGS: 00010286
[    2.371875] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.371980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16700
[    2.372068] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec904e7e030
[    2.372167] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    2.372254] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec903c16700
[    2.372341] FS:  00007f42d5779840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    2.372444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.372534] CR2: 00007f42d5b01900 CR3: 0000000003ec1006 CR4: 0000000000771ef0
[    2.372616] PKRU: 55555554
[    2.372667] Call Trace:
[    2.372725]  <TASK>
[    2.372784]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.372860]  notifier_call_chain (kernel/notifier.c:85)
[    2.372937]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    2.373013]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    2.373087]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.373156]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.373230]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.373315]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.373382]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.373451]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.373522]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.373599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.373669]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.373734]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.373798]  ___sys_sendmsg (net/socket.c:2752)
[    2.373866]  __sys_sendmsg (net/socket.c:2784)
[    2.373930]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.373999]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.374062] RIP: 0033:0x7f42d59b308e
[    2.374125] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    2.374257] RSP: 002b:00007ffce3e27900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.374342] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f42d59b308e
[    2.374424] RDX: 0000000000000000 RSI: 00007ffce3e279b0 RDI: 0000000000000005
[    2.374505] RBP: 00007ffce3e27910 R08: 0000000000000000 R09: 0000000000000000
[    2.374588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0c9
[    2.374665] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3e28080
| [    5.304089] ------------[ cut here ]------------
| [    5.304145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.304216] Modules linked in:
| [    5.304296] Tainted: [W]=WARN
[    5.304321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.304361] Workqueue: netns cleanup_net
[    5.304396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.304425] 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
[    5.304522] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.304554] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.304600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.304644] RBP: 0000000000000000 R08: ff15aec903e14010 R09: ff15aec904e6f030
[    5.304685] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[    5.304732] R13: 0000000000000011 R14: ff15aec904e71000 R15: ff15aec903c16600
[    5.304779] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.304831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.304867] CR2: 000055c95a2cbd5c CR3: 0000000004d5e006 CR4: 0000000000771ef0
[    5.304910] PKRU: 55555554
[    5.304925] Call Trace:
[    5.304941]  <TASK>
[    5.304958]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.304991]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.305010]  cleanup_net (net/core/net_namespace.c:702)
[    5.305030]  process_one_work (kernel/workqueue.c:3314)
[    5.305053]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.305076]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.305099]  kthread (kernel/kthread.c:436)
[    5.305121]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.305144]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.305171]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.305193]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.305333] ------------[ cut here ]------------
| [    5.305361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.305423] Modules linked in:
| [    5.305504] Tainted: [W]=WARN
[    5.305529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.305564] Workqueue: netns cleanup_net
[    5.305588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.305616] 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
[    5.305725] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.305756] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.305797] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.305842] RBP: 0000000000000000 R08: ff15aec903ee8490 R09: ff15aec904e66030
[    5.305883] R10: ff15aec903c64120 R11: fefefefefefefeff R12: 0000000000000000
[    5.305924] R13: 0000000000000011 R14: ff15aec903c64000 R15: ff15aec903c16600
[    5.305974] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.306017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.306055] CR2: 000055c95a2cbd5c CR3: 0000000004d5e006 CR4: 0000000000771ef0
[    5.306099] PKRU: 55555554
[    5.306115] Call Trace:
[    5.306134]  <TASK>
[    5.306149]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.306179]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.306201]  cleanup_net (net/core/net_namespace.c:702)
[    5.306224]  process_one_work (kernel/workqueue.c:3314)
[    5.306247]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.306268]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.306295]  kthread (kernel/kthread.c:436)
[    5.306316]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.306337]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.306359]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.306385]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.306508] ------------[ cut here ]------------
| [    5.306543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.306597] Modules linked in:
| [    5.306677] Tainted: [W]=WARN
[    5.306697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.306732] Workqueue: netns cleanup_net
[    5.306760] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.306788] 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
[    5.306886] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.306916] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.306958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.307010] RBP: 0000000000000000 R08: ff15aec903ee8590 R09: ff15aec904e69034
[    5.307055] R10: ff15aec903c67120 R11: fefefefefefefeff R12: 0000000000000000
[    5.307099] R13: 0000000000000011 R14: ff15aec903c67000 R15: ff15aec903c16600
[    5.307143] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.307187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.307218] CR2: 000055c95a2cbd5c CR3: 0000000004d5e006 CR4: 0000000000771ef0
[    5.307260] PKRU: 55555554
[    5.307276] Call Trace:
[    5.307290]  <TASK>
[    5.307305]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.307335]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.307358]  cleanup_net (net/core/net_namespace.c:702)
[    5.307386]  process_one_work (kernel/workqueue.c:3314)
[    5.307409]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.307433]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.307453]  kthread (kernel/kthread.c:436)
[    5.307474]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.307494]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.307517]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.307540]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.307643] ------------[ cut here ]------------
| [    5.307671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.307722] Modules linked in:
| [    5.307801] Tainted: [W]=WARN
[    5.307821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.307859] Workqueue: netns cleanup_net
[    5.307881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.307907] 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
[    5.308014] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.308041] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.308080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.308122] RBP: 0000000000000000 R08: ff15aec903ee8450 R09: ff15aec904e60830
[    5.308163] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[    5.308208] R13: 0000000000000011 R14: ff15aec903c60000 R15: ff15aec903c16600
[    5.308253] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.308287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.308321] CR2: 000055c95a2cbd5c CR3: 0000000004d5e006 CR4: 0000000000771ef0
[    5.308366] PKRU: 55555554
[    5.308384] Call Trace:
[    5.308399]  <TASK>
[    5.308415]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.308444]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.308465]  cleanup_net (net/core/net_namespace.c:702)
[    5.308484]  process_one_work (kernel/workqueue.c:3314)
[    5.308508]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.308531]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.308552]  kthread (kernel/kthread.c:436)
[    5.308577]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.308600]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.308627]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.308650]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.308750] ------------[ cut here ]------------
| [    5.308779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.308834] Modules linked in:
| [    5.308913] Tainted: [W]=WARN
[    5.308935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.308974] Workqueue: netns cleanup_net
[    5.308999] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.309029] 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
[    5.309127] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.309157] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.309207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.309248] RBP: 0000000000000000 R08: ff15aec903ee8550 R09: ff15aec904e62830
[    5.309289] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[    5.309333] R13: 0000000000000011 R14: ff15aec903c61000 R15: ff15aec903c16600
[    5.309382] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.309424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.309460] CR2: 000055c95a2cbd5c CR3: 0000000004d5e006 CR4: 0000000000771ef0
[    5.309502] PKRU: 55555554
[    5.309516] Call Trace:
[    5.309531]  <TASK>
[    5.309543]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.309572]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.309594]  cleanup_net (net/core/net_namespace.c:702)
[    5.309613]  process_one_work (kernel/workqueue.c:3314)
[    5.309636]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.309658]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.309679]  kthread (kernel/kthread.c:436)
[    5.309697]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.309721]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.309744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.309766]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.314023] ------------[ cut here ]------------
| [    5.314067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.314133] Modules linked in:
| [    5.314224] Tainted: [W]=WARN
[    5.314247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.314281] Workqueue: netns cleanup_net
[    5.314310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.314340] 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
[    5.314452] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[    5.314481] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.314523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.314569] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec903c61030
[    5.314609] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    5.314650] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec903c16600
[    5.314698] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.314738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.314768] CR2: 000055ca374b3d5c CR3: 0000000003f75001 CR4: 0000000000771ef0
[    5.314821] PKRU: 55555554
[    5.314837] Call Trace:
[    5.314851]  <TASK>
[    5.314866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.314888]  netif_close_many (net/core/dev.c:1804)
[    5.314907]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.314938]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.314967]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.314999]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.315023]  cleanup_net (net/core/net_namespace.c:702)
[    5.315045]  process_one_work (kernel/workqueue.c:3314)
[    5.315069]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.315090]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.315111]  kthread (kernel/kthread.c:436)
[    5.315136]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.315159]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.315181]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.315205]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.315299] ------------[ cut here ]------------
| [    5.315326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.315400] Modules linked in:
| [    5.315478] Tainted: [W]=WARN
[    5.315500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.315538] Workqueue: netns cleanup_net
[    5.315559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.315588] 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
[    5.315680] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[    5.315708] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    5.315752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.315797] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec903c61030
[    5.315836] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    5.315881] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c16600
[    5.315922] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.315963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.316001] CR2: 000055ca374b3d5c CR3: 0000000003f75001 CR4: 0000000000771ef0
[    5.316043] PKRU: 55555554
[    5.316058] Call Trace:
[    5.316073]  <TASK>
[    5.316087]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.316110]  netif_close_many (net/core/dev.c:1804)
[    5.316133]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    5.316163]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    5.316198]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.316226]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.316249]  cleanup_net (net/core/net_namespace.c:702)
[    5.316271]  process_one_work (kernel/workqueue.c:3314)
[    5.316294]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.316316]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.316339]  kthread (kernel/kthread.c:436)
[    5.316360]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.316386]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.316409]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.316430]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.316555] ------------[ cut here ]------------
| [    5.316609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.316677] Modules linked in:
| [    5.316764] Tainted: [W]=WARN
[    5.316783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.316818] Workqueue: netns cleanup_net
[    5.316836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.316867] 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
[    5.316952] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    5.316993] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.317034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.317073] RBP: 0000000000000000 R08: ff15aec9032314d0 R09: ff15aec904e6a030
[    5.317114] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[    5.317154] R13: 0000000000000011 R14: ff15aec904e75000 R15: ff15aec903c16600
[    5.317197] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.317239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.317273] CR2: 000055ca374b3d5c CR3: 0000000003f75001 CR4: 0000000000771ef0
[    5.317317] PKRU: 55555554
[    5.317332] Call Trace:
[    5.317345]  <TASK>
[    5.317358]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.317402]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.317430]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.317453]  cleanup_net (net/core/net_namespace.c:702)
[    5.317475]  process_one_work (kernel/workqueue.c:3314)
[    5.317495]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.317514]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.317533]  kthread (kernel/kthread.c:436)
[    5.317554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.317578]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.317599]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.317618]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.317730] ------------[ cut here ]------------
| [    5.317761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.317818] Modules linked in:
| [    5.317886] Tainted: [W]=WARN
[    5.317906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.317939] Workqueue: netns cleanup_net
[    5.317960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.317992] 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
[    5.318085] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    5.318113] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.318153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.318192] RBP: 0000000000000000 R08: ff15aec903216390 R09: ff15aec904e83030
[    5.318233] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    5.318269] R13: 0000000000000011 R14: ff15aec904e76000 R15: ff15aec903c16600
[    5.318313] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.318354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.318393] CR2: 000055ca374b3d5c CR3: 0000000003f75001 CR4: 0000000000771ef0
[    5.318433] PKRU: 55555554
[    5.318445] Call Trace:
[    5.318459]  <TASK>
[    5.318475]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.318504]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.318535]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.318563]  cleanup_net (net/core/net_namespace.c:702)
[    5.318586]  process_one_work (kernel/workqueue.c:3314)
[    5.318610]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.318634]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.318654]  kthread (kernel/kthread.c:436)
[    5.318684]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.318706]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.318725]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.318746]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.318857] ------------[ cut here ]------------
| [    5.318883] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.318943] Modules linked in:
| [    5.319026] Tainted: [W]=WARN
[    5.319044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.319071] Workqueue: netns cleanup_net
[    5.319091] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.319118] 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
[    5.319213] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    5.319240] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.319280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.319324] RBP: 0000000000000000 R08: ff15aec903ee8650 R09: ff15aec903c5802c
[    5.319369] R10: ff15aec904e3c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.319418] R13: 0000000000000011 R14: ff15aec904e3c000 R15: ff15aec903c16600
[    5.319460] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.319503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.319534] CR2: 000055ca374b3d5c CR3: 0000000003f75001 CR4: 0000000000771ef0
[    5.319579] PKRU: 55555554
[    5.319592] Call Trace:
[    5.319605]  <TASK>
[    5.319619]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.319649]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.319677]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.319700]  cleanup_net (net/core/net_namespace.c:702)
[    5.319723]  process_one_work (kernel/workqueue.c:3314)
[    5.319741]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.319763]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.319785]  kthread (kernel/kthread.c:436)
[    5.319808]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.319832]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.319859]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.319881]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.323477] ------------[ cut here ]------------
| [    5.323551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.323648] Modules linked in:
| [    5.323799] Tainted: [W]=WARN
[    5.323855] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.323926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.323998] 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
[    5.324141] RSP: 0018:ff264db2003dfcb8 EFLAGS: 00010286
[    5.324205] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.324285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16700
[    5.324363] RBP: 0000000000000000 R08: ff15aec90193e690 R09: ff15aec904e7002c
[    5.324481] R10: ff15aec903c66120 R11: fefefefefefefeff R12: 0000000000000000
[    5.324567] R13: 0000000000000010 R14: ff15aec903c66000 R15: ff15aec903c16700
[    5.324648] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.324731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.324803] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.324881] PKRU: 55555554
[    5.324929] Call Trace:
[    5.324985]  <TASK>
[    5.325033]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.325090]  register_netdevice (net/core/dev.c:11488)
[    5.325147]  register_netdev (net/core/dev.c:11552)
[    5.325204]  loopback_net_init (drivers/net/loopback.c:218)
[    5.325264]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.325330]  ops_init (net/core/net_namespace.c:137)
[    5.325395]  setup_net (net/core/net_namespace.c:446)
[    5.325452]  copy_net_ns (net/core/net_namespace.c:579)
[    5.325509]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.325573]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.325637]  ksys_unshare (kernel/fork.c:3243)
[    5.325695]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.325752]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.325810]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.325874] RIP: 0033:0x7efded6c0bcb
[    5.325931] 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
[    5.326080] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.326159] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.326235] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.326312] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.326430] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.326509] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.326750] ------------[ cut here ]------------
| [    5.326813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.326902] Modules linked in:
| [    5.327061] Tainted: [W]=WARN
[    5.327116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.327187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.327251] 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
[    5.327393] RSP: 0018:ff264db2003dfc10 EFLAGS: 00010286
[    5.327459] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.327535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8600
[    5.327612] RBP: 0000000000000000 R08: ff15aec90193e9d0 R09: ff15aec904e60030
[    5.327689] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[    5.327767] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec9030f8600
[    5.327847] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.327924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.328002] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.328079] PKRU: 55555554
[    5.328127] Call Trace:
[    5.328175]  <TASK>
[    5.328250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.328311]  register_netdevice (net/core/dev.c:11488)
[    5.328378]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.328462]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.328523]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.328581]  ops_init (net/core/net_namespace.c:137)
[    5.328648]  setup_net (net/core/net_namespace.c:446)
[    5.328708]  copy_net_ns (net/core/net_namespace.c:579)
[    5.328765]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.328830]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.328894]  ksys_unshare (kernel/fork.c:3243)
[    5.328951]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.329011]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.329069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.329133] RIP: 0033:0x7efded6c0bcb
[    5.329188] 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
[    5.329328] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.329412] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.329489] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.329565] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.329641] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.329741] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.329987] ------------[ cut here ]------------
| [    5.330050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.330136] Modules linked in:
| [    5.330282] Tainted: [W]=WARN
[    5.330337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.330413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.330476] 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
[    5.330612] RSP: 0018:ff264db2003dfbf0 EFLAGS: 00010286
[    5.330676] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.330755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17400
[    5.330830] RBP: 0000000000000000 R08: ff15aec903ef1510 R09: ff15aec904e66030
[    5.330906] R10: ff15aec903c65120 R11: fefefefefefefeff R12: 0000000000000000
[    5.330988] R13: 0000000000000010 R14: ff15aec903c65000 R15: ff15aec903c17400
[    5.331068] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.331145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.331214] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.331293] PKRU: 55555554
[    5.331341] Call Trace:
[    5.331395]  <TASK>
[    5.331444]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.331502]  register_netdevice (net/core/dev.c:11488)
[    5.331558]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.331616]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.331673]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.331729]  ops_init (net/core/net_namespace.c:137)
[    5.331786]  setup_net (net/core/net_namespace.c:446)
[    5.331843]  copy_net_ns (net/core/net_namespace.c:579)
[    5.331899]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.331963]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.332033]  ksys_unshare (kernel/fork.c:3243)
[    5.332091]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.332147]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.332203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.332266] RIP: 0033:0x7efded6c0bcb
[    5.332332] 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
[    5.332470] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.332549] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.332628] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.332704] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.332779] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.332855] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.333150] ------------[ cut here ]------------
| [    5.333213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.333300] Modules linked in:
| [    5.333453] Tainted: [W]=WARN
[    5.333508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.333577] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.333641] 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
[    5.333770] RSP: 0018:ff264db2003dfca8 EFLAGS: 00010286
[    5.333832] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.333909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13400
[    5.333991] RBP: 0000000000000000 R08: ff15aec90300f450 R09: ff15aec904e92034
[    5.334093] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[    5.334171] R13: 0000000000000010 R14: ff15aec904e72000 R15: ff15aec903c13400
[    5.334250] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.334327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.334405] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.334482] PKRU: 55555554
[    5.334530] Call Trace:
[    5.334578]  <TASK>
[    5.334626]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.334683]  register_netdevice (net/core/dev.c:11488)
[    5.334739]  register_netdev (net/core/dev.c:11552)
[    5.334795]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.334853]  ops_init (net/core/net_namespace.c:137)
[    5.334910]  setup_net (net/core/net_namespace.c:446)
[    5.334996]  copy_net_ns (net/core/net_namespace.c:579)
[    5.335056]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.335120]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.335185]  ksys_unshare (kernel/fork.c:3243)
[    5.335241]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.335297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.335354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.335447] RIP: 0033:0x7efded6c0bcb
[    5.335503] 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
[    5.335636] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.335712] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.335787] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.335863] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.335940] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.336025] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.336302] ------------[ cut here ]------------
| [    5.336364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.336457] Modules linked in:
| [    5.336606] Tainted: [W]=WARN
[    5.336661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.336730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.336794] 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
[    5.336926] RSP: 0018:ff264db2003dfca0 EFLAGS: 00010286
[    5.336996] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.337072] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17600
[    5.337148] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec904e97030
[    5.337229] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[    5.337306] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c17600
[    5.337392] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.337473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.337545] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.337622] PKRU: 55555554
[    5.337670] Call Trace:
[    5.337718]  <TASK>
[    5.337766]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.337822]  register_netdevice (net/core/dev.c:11488)
[    5.337878]  register_netdev (net/core/dev.c:11552)
[    5.337934]  sit_init_net (net/ipv6/sit.c:1860)
[    5.337997]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.338054]  ops_init (net/core/net_namespace.c:137)
[    5.338115]  setup_net (net/core/net_namespace.c:446)
[    5.338179]  copy_net_ns (net/core/net_namespace.c:579)
[    5.338240]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.338307]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.338379]  ksys_unshare (kernel/fork.c:3243)
[    5.338437]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.338493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.338550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.338613] RIP: 0033:0x7efded6c0bcb
[    5.338669] 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
[    5.338800] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.338877] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.338952] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.339040] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.339121] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.339199] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.339489] ------------[ cut here ]------------
| [    5.339560] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/208
| [    5.339645] Modules linked in:
| [    5.339791] Tainted: [W]=WARN
[    5.339845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.339914] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.339985] 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
[    5.340120] RSP: 0018:ff264db2003dfca8 EFLAGS: 00010286
[    5.340182] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.340260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8600
[    5.340342] RBP: 0000000000000000 R08: ff15aec903216090 R09: ff15aec904e94030
[    5.340427] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[    5.340506] R13: 0000000000000010 R14: ff15aec904e97000 R15: ff15aec9030f8600
[    5.340588] FS:  00007efded3fe840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.340669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.340739] CR2: 00007efded5ffc20 CR3: 00000000019f1002 CR4: 0000000000771ef0
[    5.340820] PKRU: 55555554
[    5.340868] Call Trace:
[    5.340916]  <TASK>
[    5.340986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.341043]  register_netdevice (net/core/dev.c:11488)
[    5.341099]  register_netdev (net/core/dev.c:11552)
[    5.341158]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.341222]  ops_init (net/core/net_namespace.c:137)
[    5.341282]  setup_net (net/core/net_namespace.c:446)
[    5.341343]  copy_net_ns (net/core/net_namespace.c:579)
[    5.341405]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.341468]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.341532]  ksys_unshare (kernel/fork.c:3243)
[    5.341589]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.341645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.341701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.341765] RIP: 0033:0x7efded6c0bcb
[    5.341820] 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
[    5.341948] RSP: 002b:00007fff200811e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.342037] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007efded6c0bcb
[    5.342118] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.342194] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.342271] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff20083410
[    5.342346] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff200838af
| [    5.346127] ------------[ cut here ]------------
| [    5.346167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.346229] Modules linked in:
| [    5.346308] Tainted: [W]=WARN
[    5.346332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.346368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.346399] 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
[    5.346493] RSP: 0018:ff264db20033fcb8 EFLAGS: 00010286
[    5.346523] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.346563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.346604] RBP: 0000000000000000 R08: ff15aec903e141d0 R09: ff15aec904e3c02c
[    5.346649] R10: ff15aec904e3f120 R11: fefefefefefefeff R12: 0000000000000000
[    5.346693] R13: 0000000000000010 R14: ff15aec904e3f000 R15: ff15aec903c16600
[    5.346739] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.346783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.346811] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.346857] PKRU: 55555554
[    5.346869] Call Trace:
[    5.346881]  <TASK>
[    5.346898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.346919]  register_netdevice (net/core/dev.c:11488)
[    5.346940]  register_netdev (net/core/dev.c:11552)
[    5.346960]  loopback_net_init (drivers/net/loopback.c:218)
[    5.346987]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    5.347017]  ops_init (net/core/net_namespace.c:137)
[    5.347040]  setup_net (net/core/net_namespace.c:446)
[    5.347067]  copy_net_ns (net/core/net_namespace.c:579)
[    5.347089]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.347115]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.347144]  ksys_unshare (kernel/fork.c:3243)
[    5.347169]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.347191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.347213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.347241] RIP: 0033:0x7f1957de2bcb
[    5.347264] 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
[    5.347362] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.347415] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.347459] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.347499] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.347543] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.347583] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.347699] ------------[ cut here ]------------
| [    5.347726] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.347773] Modules linked in:
| [    5.347848] Tainted: [W]=WARN
[    5.347871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.347905] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.347933] 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
[    5.348034] RSP: 0018:ff264db20033fc10 EFLAGS: 00010286
[    5.348062] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.348107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16400
[    5.348150] RBP: 0000000000000000 R08: ff15aec901925fd0 R09: ff15aec904e6e830
[    5.348188] R10: ff15aec904e3c120 R11: fefefefefefefeff R12: 0000000000000000
[    5.348227] R13: 0000000000000010 R14: ff15aec904e3c000 R15: ff15aec903c16400
[    5.348268] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.348318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.348352] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.348401] PKRU: 55555554
[    5.348416] Call Trace:
[    5.348430]  <TASK>
[    5.348443]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.348465]  register_netdevice (net/core/dev.c:11488)
[    5.348487]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.348510]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.348536]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    5.348558]  ops_init (net/core/net_namespace.c:137)
[    5.348579]  setup_net (net/core/net_namespace.c:446)
[    5.348600]  copy_net_ns (net/core/net_namespace.c:579)
[    5.348622]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.348652]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.348680]  ksys_unshare (kernel/fork.c:3243)
[    5.348702]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.348723]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.348744]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.348771] RIP: 0033:0x7f1957de2bcb
[    5.348793] 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
[    5.348890] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.348934] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.348978] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.349018] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.349056] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.349096] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.349210] ------------[ cut here ]------------
| [    5.349236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.349283] Modules linked in:
| [    5.349361] Tainted: [W]=WARN
[    5.349388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.349426] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.349454] 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
[    5.349548] RSP: 0018:ff264db20033fbf0 EFLAGS: 00010286
[    5.349573] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.349610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[    5.349653] RBP: 0000000000000000 R08: ff15aec9019371d0 R09: ff15aec904f56830
[    5.349698] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    5.349743] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c13b00
[    5.349788] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.349832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.349872] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.349915] PKRU: 55555554
[    5.349929] Call Trace:
[    5.349942]  <TASK>
[    5.349955]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.349982]  register_netdevice (net/core/dev.c:11488)
[    5.350003]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    5.350028]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    5.350050]  vti_init_net (net/ipv4/ip_vti.c:517)
[    5.350069]  ops_init (net/core/net_namespace.c:137)
[    5.350088]  setup_net (net/core/net_namespace.c:446)
[    5.350114]  copy_net_ns (net/core/net_namespace.c:579)
[    5.350136]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.350163]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.350191]  ksys_unshare (kernel/fork.c:3243)
[    5.350213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.350239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.350261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.350293] RIP: 0033:0x7f1957de2bcb
[    5.350314] 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
[    5.350405] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.350443] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.350484] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.350526] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.350571] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.350612] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.350726] ------------[ cut here ]------------
| [    5.350754] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.350802] Modules linked in:
| [    5.350881] Tainted: [W]=WARN
[    5.350905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.350937] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.350967] 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
[    5.351068] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[    5.351095] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.351138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb000
[    5.351176] RBP: 0000000000000000 R08: ff15aec901937290 R09: ff15aec903c63034
[    5.351217] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[    5.351254] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9033fb000
[    5.351291] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.351337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.351379] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.351427] PKRU: 55555554
[    5.351442] Call Trace:
[    5.351457]  <TASK>
[    5.351473]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.351495]  register_netdevice (net/core/dev.c:11488)
[    5.351516]  register_netdev (net/core/dev.c:11552)
[    5.351536]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    5.351558]  ops_init (net/core/net_namespace.c:137)
[    5.351578]  setup_net (net/core/net_namespace.c:446)
[    5.351598]  copy_net_ns (net/core/net_namespace.c:579)
[    5.351618]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.351646]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.351671]  ksys_unshare (kernel/fork.c:3243)
[    5.351697]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.351719]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.351740]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.351766] RIP: 0033:0x7f1957de2bcb
[    5.351787] 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
[    5.351881] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.351921] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.351961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.352008] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.352048] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.352092] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.352220] ------------[ cut here ]------------
| [    5.352248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.352296] Modules linked in:
| [    5.352368] Tainted: [W]=WARN
[    5.352395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.352432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.352457] 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
[    5.352556] RSP: 0018:ff264db20033fca0 EFLAGS: 00010286
[    5.352582] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.352623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14000
[    5.352664] RBP: 0000000000000000 R08: ff15aec903e1af10 R09: ff15aec903c62030
[    5.352707] R10: ff15aec903c63120 R11: fefefefefefefeff R12: 0000000000000000
[    5.352747] R13: 0000000000000010 R14: ff15aec903c63000 R15: ff15aec903c14000
[    5.352787] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.352828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.352863] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.352904] PKRU: 55555554
[    5.352917] Call Trace:
[    5.352932]  <TASK>
[    5.352944]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.352965]  register_netdevice (net/core/dev.c:11488)
[    5.352990]  register_netdev (net/core/dev.c:11552)
[    5.353016]  sit_init_net (net/ipv6/sit.c:1860)
[    5.353038]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    5.353062]  ops_init (net/core/net_namespace.c:137)
[    5.353084]  setup_net (net/core/net_namespace.c:446)
[    5.353105]  copy_net_ns (net/core/net_namespace.c:579)
[    5.353126]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.353155]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.353189]  ksys_unshare (kernel/fork.c:3243)
[    5.353216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.353238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.353257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.353285] RIP: 0033:0x7f1957de2bcb
[    5.353305] 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
[    5.353509] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.353553] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.353595] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.353634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.353682] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.353722] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.353879] ------------[ cut here ]------------
| [    5.353906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/209
| [    5.353955] Modules linked in:
| [    5.354040] Tainted: [W]=WARN
[    5.354060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.354089] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.354119] 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
[    5.354213] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[    5.354243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.354292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16d00
[    5.354331] RBP: 0000000000000000 R08: ff15aec903e1ae90 R09: ff15aec904e5b030
[    5.354368] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[    5.354413] R13: 0000000000000010 R14: ff15aec903c62000 R15: ff15aec903c16d00
[    5.354454] FS:  00007f1957b20840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.354500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.354535] CR2: 00007f1957d27430 CR3: 0000000003dea003 CR4: 0000000000771ef0
[    5.354577] PKRU: 55555554
[    5.354591] Call Trace:
[    5.354604]  <TASK>
[    5.354618]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.354637]  register_netdevice (net/core/dev.c:11488)
[    5.354660]  register_netdev (net/core/dev.c:11552)
[    5.354682]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    5.354704]  ops_init (net/core/net_namespace.c:137)
[    5.354728]  setup_net (net/core/net_namespace.c:446)
[    5.354749]  copy_net_ns (net/core/net_namespace.c:579)
[    5.354769]  create_new_namespaces (kernel/nsproxy.c:132)
[    5.354799]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    5.354828]  ksys_unshare (kernel/fork.c:3243)
[    5.354849]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    5.354868]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.354889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.354914] RIP: 0033:0x7f1957de2bcb
[    5.354936] 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
[    5.355036] RSP: 002b:00007ffed9fcde78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    5.355079] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1957de2bcb
[    5.355119] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    5.355156] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    5.355197] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffed9fd00a0
[    5.355241] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffed9fd08af
| [    5.365073] ------------[ cut here ]------------
| [    5.365112] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.365168] Modules linked in:
| [    5.365250] Tainted: [W]=WARN
[    5.365269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.365307] Workqueue: netns cleanup_net
[    5.365330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.365358] 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
[    5.365463] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.365492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.365533] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16100
[    5.365576] RBP: 0000000000000000 R08: ff15aec903d351d0 R09: ff15aec904e31030
[    5.365620] R10: ff15aec904c76120 R11: fefefefefefefeff R12: 0000000000000000
[    5.365666] R13: 0000000000000011 R14: ff15aec904c76000 R15: ff15aec903c16100
[    5.365711] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.365751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.365786] CR2: 00007f5ae8aaf7a0 CR3: 0000000003df5006 CR4: 0000000000771ef0
[    5.365821] PKRU: 55555554
[    5.365837] Call Trace:
[    5.365852]  <TASK>
[    5.365868]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.365898]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.365920]  cleanup_net (net/core/net_namespace.c:702)
[    5.365944]  process_one_work (kernel/workqueue.c:3314)
[    5.365967]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.365990]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.366019]  kthread (kernel/kthread.c:436)
[    5.366045]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.366068]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.366093]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.366114]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.366224] ------------[ cut here ]------------
| [    5.366255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.366316] Modules linked in:
| [    5.366403] Tainted: [W]=WARN
[    5.366428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.366462] Workqueue: netns cleanup_net
[    5.366483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.366509] 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
[    5.366604] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.366632] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.366677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[    5.366719] RBP: 0000000000000000 R08: ff15aec903f0f050 R09: ff15aec904e28030
[    5.366762] R10: ff15aec904c71120 R11: fefefefefefefeff R12: 0000000000000000
[    5.366807] R13: 0000000000000011 R14: ff15aec904c71000 R15: ff15aec903c16200
[    5.366846] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.366884] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.366919] CR2: 00007f5ae8aaf7a0 CR3: 0000000003df5006 CR4: 0000000000771ef0
[    5.366964] PKRU: 55555554
[    5.366980] Call Trace:
[    5.366993]  <TASK>
[    5.367009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.367039]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.367062]  cleanup_net (net/core/net_namespace.c:702)
[    5.367087]  process_one_work (kernel/workqueue.c:3314)
[    5.367107]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.367132]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.367158]  kthread (kernel/kthread.c:436)
[    5.367184]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.367203]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.367220]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.367240]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.367350] ------------[ cut here ]------------
| [    5.367377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.367426] Modules linked in:
| [    5.367512] Tainted: [W]=WARN
[    5.367530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.367561] Workqueue: netns cleanup_net
[    5.367588] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.367621] 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
[    5.367719] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.367746] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.367789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13f00
[    5.367830] RBP: 0000000000000000 R08: ff15aec903ee8ed0 R09: ff15aec904e2b034
[    5.367867] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[    5.367904] R13: 0000000000000011 R14: ff15aec904c64000 R15: ff15aec903c13f00
[    5.367955] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.368001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.368032] CR2: 00007f5ae8aaf7a0 CR3: 0000000003df5006 CR4: 0000000000771ef0
[    5.368077] PKRU: 55555554
[    5.368092] Call Trace:
[    5.368108]  <TASK>
[    5.368121]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.368148]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.368169]  cleanup_net (net/core/net_namespace.c:702)
[    5.368191]  process_one_work (kernel/workqueue.c:3314)
[    5.368213]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.368233]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.368253]  kthread (kernel/kthread.c:436)
[    5.368275]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.368295]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.368316]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.368339]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.368439] ------------[ cut here ]------------
| [    5.368465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.368525] Modules linked in:
| [    5.368599] Tainted: [W]=WARN
[    5.368620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.368648] Workqueue: netns cleanup_net
[    5.368667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.368693] 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
[    5.368796] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.368821] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.368863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb500
[    5.368904] RBP: 0000000000000000 R08: ff15aec903d35190 R09: ff15aec904c6a830
[    5.368940] R10: ff15aec904c65120 R11: fefefefefefefeff R12: 0000000000000000
[    5.368982] R13: 0000000000000011 R14: ff15aec904c65000 R15: ff15aec9033fb500
[    5.369022] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.369059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.369091] CR2: 00007f5ae8aaf7a0 CR3: 0000000003df5006 CR4: 0000000000771ef0
[    5.369131] PKRU: 55555554
[    5.369145] Call Trace:
[    5.369157]  <TASK>
[    5.369171]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.369200]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.369225]  cleanup_net (net/core/net_namespace.c:702)
[    5.369249]  process_one_work (kernel/workqueue.c:3314)
[    5.369274]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.369294]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.369314]  kthread (kernel/kthread.c:436)
[    5.369336]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.369358]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.369385]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.369412]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.369510] ------------[ cut here ]------------
| [    5.369536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.369596] Modules linked in:
| [    5.369669] Tainted: [W]=WARN
[    5.369690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.369722] Workqueue: netns cleanup_net
[    5.369742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.369767] 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
[    5.369859] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    5.369886] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.369930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16800
[    5.369968] RBP: 0000000000000000 R08: ff15aec903e1ec90 R09: ff15aec904c6c830
[    5.370011] R10: ff15aec904c66120 R11: fefefefefefefeff R12: 0000000000000000
[    5.370048] R13: 0000000000000011 R14: ff15aec904c66000 R15: ff15aec903c16800
[    5.370094] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.370140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.370170] CR2: 00007f5ae8aaf7a0 CR3: 0000000003df5006 CR4: 0000000000771ef0
[    5.370212] PKRU: 55555554
[    5.370226] Call Trace:
[    5.370238]  <TASK>
[    5.370252]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.370282]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    5.370304]  cleanup_net (net/core/net_namespace.c:702)
[    5.370325]  process_one_work (kernel/workqueue.c:3314)
[    5.370348]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.370368]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.370392]  kthread (kernel/kthread.c:436)
[    5.370416]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.370440]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.370462]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.370485]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.370663] ------------[ cut here ]------------
| [    5.370694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/212
| [    5.370744] Modules linked in:
| [    5.370821] Tainted: [W]=WARN
[    5.370842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.370877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.370905] 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
[    5.371007] RSP: 0018:ff264db20049f5f0 EFLAGS: 00010286
[    5.371034] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.371076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14500
[    5.371117] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec904c92030
[    5.371150] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.371189] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c14500
[    5.371235] FS:  00007f5ae86e0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    5.371278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.371314] CR2: 000000000042ebe0 CR3: 0000000003df5003 CR4: 0000000000771ef0
[    5.371356] PKRU: 55555554
[    5.371376] Call Trace:
[    5.371390]  <TASK>
[    5.371406]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.371430]  __dev_notify_flags (net/core/dev.c:9787)
[    5.371452]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.371474]  veth_newlink (drivers/net/veth.c:1871)
[    5.371500]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.371522]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.371553]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.371576]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    5.371606]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    5.371633]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.371663]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.371687]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.371709]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.371731]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.371756]  ___sys_sendmsg (net/socket.c:2752)
[    5.371781]  __sys_sendmsg (net/socket.c:2784)
[    5.371803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.371823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.371851] RIP: 0033:0x7f5ae891a08e
[    5.371873] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.371968] RSP: 002b:00007ffdf7497d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.372020] RAX: ffffffffffffffda RBX: 00007ffdf7498528 RCX: 00007f5ae891a08e
[    5.372061] RDX: 0000000000000000 RSI: 00007ffdf7497e20 RDI: 0000000000000005
[    5.372101] RBP: 00007ffdf7497d80 R08: 0000000000000000 R09: 0000000000000000
[    5.372144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cb
[    5.372184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf74984e0
| [    5.372344] ------------[ cut here ]------------
| [    5.372375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/212
| [    5.372419] Modules linked in:
| [    5.372502] Tainted: [W]=WARN
[    5.372523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.372556] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.372587] 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
[    5.372689] RSP: 0018:ff264db20049f870 EFLAGS: 00010286
[    5.372717] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.372771] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14500
[    5.372809] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904c97030
[    5.372849] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    5.372888] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec903c14500
[    5.372936] FS:  00007f5ae86e0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    5.372990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.373026] CR2: 000000000042ebe0 CR3: 0000000003df5003 CR4: 0000000000771ef0
[    5.373066] PKRU: 55555554
[    5.373081] Call Trace:
[    5.373098]  <TASK>
[    5.373112]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.373136]  __dev_notify_flags (net/core/dev.c:9787)
[    5.373158]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    5.373182]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    5.373205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.373239]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.373261]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    5.373290]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    5.373317]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.373348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.373373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.373398]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.373422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.373443]  ___sys_sendmsg (net/socket.c:2752)
[    5.373463]  __sys_sendmsg (net/socket.c:2784)
[    5.373485]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.373506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.373539] RIP: 0033:0x7f5ae891a08e
[    5.373559] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.373649] RSP: 002b:00007ffdf7497d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.373690] RAX: ffffffffffffffda RBX: 00007ffdf7498528 RCX: 00007f5ae891a08e
[    5.373733] RDX: 0000000000000000 RSI: 00007ffdf7497e20 RDI: 0000000000000005
[    5.373778] RBP: 00007ffdf7497d80 R08: 0000000000000000 R09: 0000000000000000
[    5.373817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cb
[    5.373856] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf74984e0
| [    5.376851] ------------[ cut here ]------------
| [    5.376911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/213
| [    5.377004] Modules linked in:
| [    5.377154] Tainted: [W]=WARN
[    5.377207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.377274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.377336] 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
[    5.377473] RSP: 0018:ff264db20049f720 EFLAGS: 00010286
[    5.377535] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.377610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17500
[    5.377685] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904e94030
[    5.377763] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    5.377839] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec903c17500
[    5.377920] FS:  00007f5f7bac7840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.378018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.378088] CR2: 00000000342df988 CR3: 0000000003c7f006 CR4: 0000000000771ef0
[    5.378166] PKRU: 55555554
[    5.378213] Call Trace:
[    5.378261]  <TASK>
[    5.378308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.378364]  __dev_notify_flags (net/core/dev.c:9787)
[    5.378429]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.378485]  netif_change_flags (net/core/dev.c:9820)
[    5.378541]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.378597]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.378663]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.378719]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.378777]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.378839]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.378901]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.378957]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.379025]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.379081]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.379137]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.379194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.379251]  ___sys_sendmsg (net/socket.c:2752)
[    5.379309]  __sys_sendmsg (net/socket.c:2784)
[    5.379365]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.379454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.379516] RIP: 0033:0x7f5f7bd0108e
[    5.379572] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.379700] RSP: 002b:00007ffca8de3e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.379776] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f7bd0108e
[    5.379852] RDX: 0000000000000000 RSI: 00007ffca8de3f00 RDI: 0000000000000005
[    5.379926] RBP: 00007ffca8de3e60 R08: 0000000000000000 R09: 0000000000000000
[    5.380004] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cb
[    5.380080] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca8de45d0
| [    5.382029] ------------[ cut here ]------------
| [    5.382069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [    5.382113] Modules linked in:
| [    5.382191] Tainted: [W]=WARN
[    5.382218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.382248] Workqueue: netns cleanup_net
[    5.382280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.382304] 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
[    5.382395] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    5.382424] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    5.382463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.382501] RBP: 0000000000000000 R08: ff15aec903e1ed10 R09: ff15aec904c8202c
[    5.382541] R10: ff15aec904c61120 R11: fefefefefefefeff R12: 0000000000000000
[    5.382576] R13: 0000000000000011 R14: ff15aec904c61000 R15: ff15aec903c16600
[    5.382621] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.382660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.382695] CR2: 00007f5ae8aaf7a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[    5.382737] PKRU: 55555554
[    5.382752] Call Trace:
[    5.382765]  <TASK>
[    5.382778]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    5.382810]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    5.382840]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    5.382860]  cleanup_net (net/core/net_namespace.c:702)
[    5.382882]  process_one_work (kernel/workqueue.c:3314)
[    5.382903]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.382926]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.382951]  kthread (kernel/kthread.c:436)
[    5.382979]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.382999]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.383020]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.383039]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.383792] ------------[ cut here ]------------
| [    5.383822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/214
| [    5.383878] Modules linked in:
| [    5.383961] Tainted: [W]=WARN
[    5.383986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.384023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.384050] 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
[    5.384134] RSP: 0018:ff264db2004a7720 EFLAGS: 00010286
[    5.384160] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.384198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14500
[    5.384241] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec904c97030
[    5.384276] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.384327] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c14500
[    5.384384] FS:  00007fa20f3d6840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    5.384431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.384471] CR2: 000000000a70e988 CR3: 0000000003201005 CR4: 0000000000771ef0
[    5.384512] PKRU: 55555554
[    5.384526] Call Trace:
[    5.384540]  <TASK>
[    5.384553]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.384573]  __dev_notify_flags (net/core/dev.c:9787)
[    5.384595]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    5.384617]  netif_change_flags (net/core/dev.c:9820)
[    5.384641]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    5.384663]  ? __nla_validate_parse (lib/nlattr.c:620)
[    5.384696]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.384719]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.384741]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.384771]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.384794]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.384817]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.384848]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.384868]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.384886]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.384909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.384936]  ___sys_sendmsg (net/socket.c:2752)
[    5.384960]  __sys_sendmsg (net/socket.c:2784)
[    5.384981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.385000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.385029] RIP: 0033:0x7fa20f61008e
[    5.385050] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.385148] RSP: 002b:00007ffd162f5ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.385190] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa20f61008e
[    5.385231] RDX: 0000000000000000 RSI: 00007ffd162f5b90 RDI: 0000000000000005
[    5.385271] RBP: 00007ffd162f5af0 R08: 0000000000000000 R09: 0000000000000000
[    5.385316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cb
[    5.385358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd162f6260
| [    5.385468] ------------[ cut here ]------------
| [    5.385500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/56
| [    5.385558] Modules linked in:
| [    5.385638] Tainted: [W]=WARN
[    5.385657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.385685] Workqueue: events_unbound linkwatch_event
[    5.385715] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.385750] 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
[    5.385843] RSP: 0018:ff264db2001ebd50 EFLAGS: 00010286
[    5.385877] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.385919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    5.385958] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904c67030
[    5.386003] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    5.386043] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec903c16600
[    5.386086] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    5.386127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.386164] CR2: 00007f5ae8aaf7a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[    5.386202] PKRU: 55555554
[    5.386217] Call Trace:
[    5.386229]  <TASK>
[    5.386243]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.386265]  netif_state_change (net/core/dev.c:1605)
[    5.386287]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.386307]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    5.386336]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    5.386356]  process_one_work (kernel/workqueue.c:3314)
[    5.386384]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    5.386406]  ? rescuer_thread (kernel/workqueue.c:3672)
[    5.386426]  kthread (kernel/kthread.c:436)
[    5.386449]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.386472]  ret_from_fork (arch/x86/kernel/process.c:158)
[    5.386493]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    5.386517]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    5.389444] ------------[ cut here ]------------
| [    5.389537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/216
| [    5.389665] Modules linked in:
| [    5.389850] Tainted: [W]=WARN
[    5.389913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.389998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.390067] 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
[    5.390218] RSP: 0018:ff264db2004a7708 EFLAGS: 00010286
[    5.390291] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.390388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13500
[    5.390477] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904e94030
[    5.390570] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    5.390660] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec903c13500
[    5.390747] FS:  00007fc3b2798840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    5.390854] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.390937] CR2: 00007fc3b2b20900 CR3: 0000000003c82002 CR4: 0000000000771ef0
[    5.391020] PKRU: 55555554
[    5.391080] Call Trace:
[    5.391137]  <TASK>
[    5.391185]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    5.391245]  notifier_call_chain (kernel/notifier.c:85)
[    5.391303]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    5.391402]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    5.391468]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.391533]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.391592]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.391672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.391746]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.391812]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.391884]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.391952]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.392026]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.392082]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.392149]  ___sys_sendmsg (net/socket.c:2752)
[    5.392206]  __sys_sendmsg (net/socket.c:2784)
[    5.392262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.392320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.392388] RIP: 0033:0x7fc3b29d208e
[    5.392444] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.392576] RSP: 002b:00007ffd202c0e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.392655] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc3b29d208e
[    5.392732] RDX: 0000000000000000 RSI: 00007ffd202c0eb0 RDI: 0000000000000005
[    5.392809] RBP: 00007ffd202c0e10 R08: 0000000000000000 R09: 0000000000000000
[    5.392888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cc
[    5.392978] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd202c1580
| [    5.396176] ------------[ cut here ]------------
| [    5.396206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/217
| [    5.396259] Modules linked in:
| [    5.396347] Tainted: [W]=WARN
[    5.396370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.396417] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.396448] 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
[    5.396547] RSP: 0018:ff264db2004af6d0 EFLAGS: 00010286
[    5.396577] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.396625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14200
[    5.396664] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec904c97030
[    5.396708] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.396741] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c14200
[    5.396790] FS:  00007f57cf1d7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    5.396834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.396870] CR2: 00000000004ebb20 CR3: 0000000003de7002 CR4: 0000000000771ef0
[    5.396914] PKRU: 55555554
[    5.396930] Call Trace:
[    5.396946]  <TASK>
[    5.396959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.396983]  netif_state_change (net/core/dev.c:1605)
[    5.397005]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    5.397028]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    5.397047]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    5.397070]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    5.397094]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.397116]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    5.397147]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.397175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.397195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.397218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.397238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.397260]  ___sys_sendmsg (net/socket.c:2752)
[    5.397283]  __sys_sendmsg (net/socket.c:2784)
[    5.397302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.397323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.397351] RIP: 0033:0x7f57cf41108e
[    5.397378] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.397476] RSP: 002b:00007ffceba934a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.397518] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57cf41108e
[    5.397559] RDX: 0000000000000000 RSI: 00007ffceba93550 RDI: 0000000000000006
[    5.397605] RBP: 00007ffceba934b0 R08: 0000000000000000 R09: 0000000000000000
[    5.397644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cb
[    5.397682] R13: 00007ffceba93600 R14: 0000000000000000 R15: 0000000000000004
| [    5.397806] ------------[ cut here ]------------
| [    5.397844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/217
| [    5.397891] Modules linked in:
| [    5.398045] Tainted: [W]=WARN
[    5.398080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.398131] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.398159] 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
[    5.398281] RSP: 0018:ff264db2004af708 EFLAGS: 00010286
[    5.398310] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.398370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14500
[    5.398423] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec904c97030
[    5.398476] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    5.398512] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c14500
[    5.398545] FS:  00007f57cf1d7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    5.398602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.398633] CR2: 0000000024ad2988 CR3: 0000000003de7002 CR4: 0000000000771ef0
[    5.398693] PKRU: 55555554
[    5.398712] Call Trace:
[    5.398728]  <TASK>
[    5.398744]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    5.398770]  notifier_call_chain (kernel/notifier.c:85)
[    5.398791]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    5.398833]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    5.398855]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    5.398890]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    5.398912]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    5.398941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    5.398991]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    5.399021]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    5.399060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    5.399091]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    5.399118]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    5.399142]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    5.399163]  ___sys_sendmsg (net/socket.c:2752)
[    5.399184]  __sys_sendmsg (net/socket.c:2784)
[    5.399202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.399221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.399253] RIP: 0033:0x7f57cf41108e
[    5.399274] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    5.399383] RSP: 002b:00007ffceba95120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    5.399433] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f57cf41108e
[    5.399488] RDX: 0000000000000000 RSI: 00007ffceba951d0 RDI: 0000000000000005
[    5.399524] RBP: 00007ffceba95130 R08: 0000000000000000 R09: 0000000000000000
[    5.399581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cc
[    5.399643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceba958a0
| [    8.225993] ------------[ cut here ]------------
| [    8.226081] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.226178] Modules linked in:
| [    8.226358] Tainted: [W]=WARN
[    8.226420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.226488] Workqueue: netns cleanup_net
[    8.226550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.226644] 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
[    8.226815] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.226886] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.227000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.227083] RBP: 0000000000000000 R08: ff15aec903e1ae90 R09: ff15aec904e53830
[    8.227175] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[    8.227257] R13: 0000000000000011 R14: ff15aec903c62000 R15: ff15aec903c01300
[    8.227374] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.227462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.227557] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.227650] PKRU: 55555554
[    8.227703] Call Trace:
[    8.227753]  <TASK>
[    8.227803]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.227896]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.227955]  cleanup_net (net/core/net_namespace.c:702)
[    8.228067]  process_one_work (kernel/workqueue.c:3314)
[    8.228126]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.228182]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.228242]  kthread (kernel/kthread.c:436)
[    8.228335]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.228406]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.228464]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.228519]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.228794] ------------[ cut here ]------------
| [    8.228861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.228959] Modules linked in:
| [    8.229139] Tainted: [W]=WARN
[    8.229191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.229257] Workqueue: netns cleanup_net
[    8.229311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.229390] 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
[    8.229518] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.229586] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.229688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.229762] RBP: 0000000000000000 R08: ff15aec903e1af10 R09: ff15aec904f52830
[    8.229838] R10: ff15aec903c63120 R11: fefefefefefefeff R12: 0000000000000000
[    8.229920] R13: 0000000000000011 R14: ff15aec903c63000 R15: ff15aec903c01300
[    8.230008] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.230090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.230160] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.230240] PKRU: 55555554
[    8.230288] Call Trace:
[    8.230336]  <TASK>
[    8.230395]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.230461]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.230517]  cleanup_net (net/core/net_namespace.c:702)
[    8.230575]  process_one_work (kernel/workqueue.c:3314)
[    8.230633]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.230691]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.230748]  kthread (kernel/kthread.c:436)
[    8.230813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.230871]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.230929]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.230998]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.231236] ------------[ cut here ]------------
| [    8.231304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.231409] Modules linked in:
| [    8.231616] Tainted: [W]=WARN
[    8.231670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.231742] Workqueue: netns cleanup_net
[    8.231830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.231894] 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
[    8.232060] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.232152] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.232267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.232399] RBP: 0000000000000000 R08: ff15aec901937290 R09: ff15aec904f54834
[    8.232526] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[    8.232648] R13: 0000000000000011 R14: ff15aec904e79000 R15: ff15aec903c01300
[    8.232725] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.232835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.232915] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.233006] PKRU: 55555554
[    8.233058] Call Trace:
[    8.233107]  <TASK>
[    8.233157]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.233223]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.233282]  cleanup_net (net/core/net_namespace.c:702)
[    8.233345]  process_one_work (kernel/workqueue.c:3314)
[    8.233406]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.233465]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.233522]  kthread (kernel/kthread.c:436)
[    8.233580]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.233638]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.233703]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.233789]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.234077] ------------[ cut here ]------------
| [    8.234176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.234273] Modules linked in:
| [    8.234445] Tainted: [W]=WARN
[    8.234498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.234578] Workqueue: netns cleanup_net
[    8.234635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.234729] 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
[    8.234860] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.234919] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.235033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.235113] RBP: 0000000000000000 R08: ff15aec9019371d0 R09: ff15aec904e64030
[    8.235189] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[    8.235273] R13: 0000000000000011 R14: ff15aec904e76000 R15: ff15aec903c01300
[    8.235357] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.235442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.235517] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.235601] PKRU: 55555554
[    8.235651] Call Trace:
[    8.235705]  <TASK>
[    8.235754]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.235825]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.235886]  cleanup_net (net/core/net_namespace.c:702)
[    8.235951]  process_one_work (kernel/workqueue.c:3314)
[    8.236026]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.236087]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.236174]  kthread (kernel/kthread.c:436)
[    8.236229]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.236322]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.236421]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.236475]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.236694] ------------[ cut here ]------------
| [    8.236758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.236854] Modules linked in:
| [    8.237017] Tainted: [W]=WARN
[    8.237071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.237140] Workqueue: netns cleanup_net
[    8.237200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.237304] 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
[    8.237434] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.237526] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.237603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.237724] RBP: 0000000000000000 R08: ff15aec901925fd0 R09: ff15aec903c5e030
[    8.237808] R10: ff15aec904e3c120 R11: fefefefefefefeff R12: 0000000000000000
[    8.237924] R13: 0000000000000011 R14: ff15aec904e3c000 R15: ff15aec903c01300
[    8.238041] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.238125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.238219] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.238310] PKRU: 55555554
[    8.238358] Call Trace:
[    8.238414]  <TASK>
[    8.238463]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.238528]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.238587]  cleanup_net (net/core/net_namespace.c:702)
[    8.238645]  process_one_work (kernel/workqueue.c:3314)
[    8.238709]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.238766]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.238837]  kthread (kernel/kthread.c:436)
[    8.238893]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.238944]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.239033]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.239120]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.239447] ------------[ cut here ]------------
| [    8.239480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.239533] Modules linked in:
| [    8.239617] Tainted: [W]=WARN
[    8.239640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.239675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.239706] 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
[    8.239798] RSP: 0018:ff264db20040fcb8 EFLAGS: 00010286
[    8.239826] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.239871] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01700
[    8.239914] RBP: 0000000000000000 R08: ff15aec901976010 R09: ff15aec904c6102c
[    8.239952] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[    8.239995] R13: 0000000000000010 R14: ff15aec904e94000 R15: ff15aec903c01700
[    8.240036] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.240078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.240108] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.240145] PKRU: 55555554
[    8.240162] Call Trace:
[    8.240175]  <TASK>
[    8.240195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.240217]  register_netdevice (net/core/dev.c:11488)
[    8.240237]  register_netdev (net/core/dev.c:11552)
[    8.240258]  loopback_net_init (drivers/net/loopback.c:218)
[    8.240281]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    8.240309]  ops_init (net/core/net_namespace.c:137)
[    8.240330]  setup_net (net/core/net_namespace.c:446)
[    8.240351]  copy_net_ns (net/core/net_namespace.c:579)
[    8.240372]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.240405]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.240434]  ksys_unshare (kernel/fork.c:3243)
[    8.240456]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.240477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.240500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.240527] RIP: 0033:0x7fbc031acbcb
[    8.240549] 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
[    8.240643] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.240682] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.240720] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.240763] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.240808] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.240846] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.240975] ------------[ cut here ]------------
| [    8.241004] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.241050] Modules linked in:
| [    8.241123] Tainted: [W]=WARN
[    8.241144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.241177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.241203] 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
[    8.241292] RSP: 0018:ff264db20040fc10 EFLAGS: 00010286
[    8.241324] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.241360] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[    8.241402] RBP: 0000000000000000 R08: ff15aec901963c90 R09: ff15aec904e28830
[    8.241441] R10: ff15aec904c61120 R11: fefefefefefefeff R12: 0000000000000000
[    8.241477] R13: 0000000000000010 R14: ff15aec904c61000 R15: ff15aec9030f8100
[    8.241515] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.241557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.241591] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.241632] PKRU: 55555554
[    8.241645] Call Trace:
[    8.241658]  <TASK>
[    8.241671]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.241693]  register_netdevice (net/core/dev.c:11488)
[    8.241714]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    8.241739]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    8.241761]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    8.241784]  ops_init (net/core/net_namespace.c:137)
[    8.241805]  setup_net (net/core/net_namespace.c:446)
[    8.241830]  copy_net_ns (net/core/net_namespace.c:579)
[    8.241851]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.241878]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.241905]  ksys_unshare (kernel/fork.c:3243)
[    8.241925]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.241943]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.241966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.241994] RIP: 0033:0x7fbc031acbcb
[    8.242015] 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
[    8.242100] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.242135] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.242174] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.242214] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.242252] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.242293] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.242410] ------------[ cut here ]------------
| [    8.242437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.242484] Modules linked in:
| [    8.242563] Tainted: [W]=WARN
[    8.242585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.242619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.242649] 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
[    8.242738] RSP: 0018:ff264db20040fbf0 EFLAGS: 00010286
[    8.242763] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.242800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[    8.242841] RBP: 0000000000000000 R08: ff15aec901963a10 R09: ff15aec904c68030
[    8.242880] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[    8.242920] R13: 0000000000000010 R14: ff15aec904c60000 R15: ff15aec9030f8500
[    8.242958] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.243001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.243035] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.243075] PKRU: 55555554
[    8.243091] Call Trace:
[    8.243104]  <TASK>
[    8.243120]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.243142]  register_netdevice (net/core/dev.c:11488)
[    8.243163]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    8.243185]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    8.243206]  vti_init_net (net/ipv4/ip_vti.c:517)
[    8.243228]  ops_init (net/core/net_namespace.c:137)
[    8.243252]  setup_net (net/core/net_namespace.c:446)
[    8.243273]  copy_net_ns (net/core/net_namespace.c:579)
[    8.243292]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.243324]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.243356]  ksys_unshare (kernel/fork.c:3243)
[    8.243377]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.243404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.243426]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.243453] RIP: 0033:0x7fbc031acbcb
[    8.243476] 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
[    8.243568] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.243606] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.243646] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.243685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.243729] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.243772] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.243892] ------------[ cut here ]------------
| [    8.243921] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.243969] Modules linked in:
| [    8.244050] Tainted: [W]=WARN
[    8.244076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.244108] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.244134] 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
[    8.244225] RSP: 0018:ff264db20040fca8 EFLAGS: 00010286
[    8.244254] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.244297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14a00
[    8.244338] RBP: 0000000000000000 R08: ff15aec903e140d0 R09: ff15aec904c64034
[    8.244375] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[    8.244416] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec903c14a00
[    8.244455] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.244497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.244530] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.244571] PKRU: 55555554
[    8.244585] Call Trace:
[    8.244597]  <TASK>
[    8.244611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.244633]  register_netdevice (net/core/dev.c:11488)
[    8.244656]  register_netdev (net/core/dev.c:11552)
[    8.244675]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    8.244700]  ops_init (net/core/net_namespace.c:137)
[    8.244727]  setup_net (net/core/net_namespace.c:446)
[    8.244748]  copy_net_ns (net/core/net_namespace.c:579)
[    8.244768]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.244794]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.244822]  ksys_unshare (kernel/fork.c:3243)
[    8.244843]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.244865]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.244887]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.244913] RIP: 0033:0x7fbc031acbcb
[    8.244935] 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
[    8.245029] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.245071] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.245111] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.245148] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.245186] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.245227] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.245341] ------------[ cut here ]------------
| [    8.245368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.245417] Modules linked in:
| [    8.245493] Tainted: [W]=WARN
[    8.245512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.245547] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.245577] 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
[    8.245667] RSP: 0018:ff264db20040fca0 EFLAGS: 00010286
[    8.245697] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.245733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02100
[    8.245772] RBP: 0000000000000000 R08: ff15aec901963c10 R09: ff15aec904c73030
[    8.245811] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[    8.245850] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec903c02100
[    8.245897] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.245937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.245973] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.246016] PKRU: 55555554
[    8.246032] Call Trace:
[    8.246044]  <TASK>
[    8.246060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.246082]  register_netdevice (net/core/dev.c:11488)
[    8.246102]  register_netdev (net/core/dev.c:11552)
[    8.246122]  sit_init_net (net/ipv6/sit.c:1860)
[    8.246145]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    8.246167]  ops_init (net/core/net_namespace.c:137)
[    8.246190]  setup_net (net/core/net_namespace.c:446)
[    8.246211]  copy_net_ns (net/core/net_namespace.c:579)
[    8.246232]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.246258]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.246284]  ksys_unshare (kernel/fork.c:3243)
[    8.246306]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.246326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.246347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.246379] RIP: 0033:0x7fbc031acbcb
[    8.246400] 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
[    8.246491] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.246532] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.246575] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.246615] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.246658] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.246696] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.246819] ------------[ cut here ]------------
| [    8.246846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/231
| [    8.246891] Modules linked in:
| [    8.246966] Tainted: [W]=WARN
[    8.246988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.247020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.247047] 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
[    8.247141] RSP: 0018:ff264db20040fca8 EFLAGS: 00010286
[    8.247168] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.247212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13900
[    8.247251] RBP: 0000000000000000 R08: ff15aec901976490 R09: ff15aec904c72030
[    8.247293] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[    8.247332] R13: 0000000000000010 R14: ff15aec904c73000 R15: ff15aec903c13900
[    8.247378] FS:  00007fbc02eea840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[    8.247423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.247455] CR2: 00007fbc030ebc20 CR3: 0000000007770005 CR4: 0000000000771ef0
[    8.247494] PKRU: 55555554
[    8.247508] Call Trace:
[    8.247523]  <TASK>
[    8.247538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.247559]  register_netdevice (net/core/dev.c:11488)
[    8.247580]  register_netdev (net/core/dev.c:11552)
[    8.247600]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    8.247623]  ops_init (net/core/net_namespace.c:137)
[    8.247644]  setup_net (net/core/net_namespace.c:446)
[    8.247667]  copy_net_ns (net/core/net_namespace.c:579)
[    8.247688]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.247714]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.247740]  ksys_unshare (kernel/fork.c:3243)
[    8.247761]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.247781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.247802]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.247828] RIP: 0033:0x7fbc031acbcb
[    8.247849] 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
[    8.247944] RSP: 002b:00007ffdfefe8ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.247989] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbc031acbcb
[    8.248030] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.248074] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.248109] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfefeb0d0
[    8.248148] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfefeb8af
| [    8.251656] ------------[ cut here ]------------
| [    8.251694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.251745] Modules linked in:
| [    8.251827] Tainted: [W]=WARN
[    8.251849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.251886] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.251916] 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
[    8.252020] RSP: 0018:ff264db20040fcb8 EFLAGS: 00010286
[    8.252050] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.252091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    8.252128] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec906e5902c
[    8.252167] R10: ff15aec904e58120 R11: fefefefefefefeff R12: 0000000000000000
[    8.252211] R13: 0000000000000010 R14: ff15aec904e58000 R15: ff15aec903c16600
[    8.252252] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.252295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.252330] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.252375] PKRU: 55555554
[    8.252392] Call Trace:
[    8.252406]  <TASK>
[    8.252419]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.252441]  register_netdevice (net/core/dev.c:11488)
[    8.252482]  register_netdev (net/core/dev.c:11552)
[    8.252502]  loopback_net_init (drivers/net/loopback.c:218)
[    8.252527]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    8.252556]  ops_init (net/core/net_namespace.c:137)
[    8.252577]  setup_net (net/core/net_namespace.c:446)
[    8.252598]  copy_net_ns (net/core/net_namespace.c:579)
[    8.252620]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.252649]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.252677]  ksys_unshare (kernel/fork.c:3243)
[    8.252698]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.252720]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.252742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.252774] RIP: 0033:0x7eff3f169bcb
[    8.252799] 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
[    8.252887] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.252923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.252965] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.253011] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.253049] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.253089] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.253204] ------------[ cut here ]------------
| [    8.253235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.253283] Modules linked in:
| [    8.253356] Tainted: [W]=WARN
[    8.253376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.253411] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.253440] 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
[    8.253529] RSP: 0018:ff264db20040fc10 EFLAGS: 00010286
[    8.253562] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.253611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16400
[    8.253649] RBP: 0000000000000000 R08: ff15aec903df2510 R09: ff15aec907d60030
[    8.253690] R10: ff15aec906e59120 R11: fefefefefefefeff R12: 0000000000000000
[    8.253731] R13: 0000000000000010 R14: ff15aec906e59000 R15: ff15aec903c16400
[    8.253775] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.253817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.253848] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.253887] PKRU: 55555554
[    8.253909] Call Trace:
[    8.253922]  <TASK>
[    8.253936]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.253957]  register_netdevice (net/core/dev.c:11488)
[    8.253983]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    8.254009]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    8.254033]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    8.254057]  ops_init (net/core/net_namespace.c:137)
[    8.254079]  setup_net (net/core/net_namespace.c:446)
[    8.254102]  copy_net_ns (net/core/net_namespace.c:579)
[    8.254125]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.254153]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.254179]  ksys_unshare (kernel/fork.c:3243)
[    8.254200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.254222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.254242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.254268] RIP: 0033:0x7eff3f169bcb
[    8.254292] 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
[    8.254397] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.254439] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.254481] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.254520] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.254563] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.254607] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.254729] ------------[ cut here ]------------
| [    8.254759] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.254807] Modules linked in:
| [    8.254877] Tainted: [W]=WARN
[    8.254898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.254936] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.254964] 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
[    8.255051] RSP: 0018:ff264db20040fbf0 EFLAGS: 00010286
[    8.255077] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.255122] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[    8.255159] RBP: 0000000000000000 R08: ff15aec901925490 R09: ff15aec90333e030
[    8.255204] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[    8.255246] R13: 0000000000000010 R14: ff15aec906e58000 R15: ff15aec903c13b00
[    8.255286] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.255329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.255365] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.255416] PKRU: 55555554
[    8.255431] Call Trace:
[    8.255444]  <TASK>
[    8.255460]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.255478]  register_netdevice (net/core/dev.c:11488)
[    8.255503]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    8.255525]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    8.255548]  vti_init_net (net/ipv4/ip_vti.c:517)
[    8.255570]  ops_init (net/core/net_namespace.c:137)
[    8.255590]  setup_net (net/core/net_namespace.c:446)
[    8.255618]  copy_net_ns (net/core/net_namespace.c:579)
[    8.255639]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.255667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.255694]  ksys_unshare (kernel/fork.c:3243)
[    8.255713]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.255733]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.255755]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.255784] RIP: 0033:0x7eff3f169bcb
[    8.255805] 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
[    8.255908] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.255948] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.255986] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.256028] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.256065] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.256104] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.256225] ------------[ cut here ]------------
| [    8.256256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.256305] Modules linked in:
| [    8.256375] Tainted: [W]=WARN
[    8.256398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.256429] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.256461] 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
[    8.256552] RSP: 0018:ff264db20040fca8 EFLAGS: 00010286
[    8.256579] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.256619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb000
[    8.256662] RBP: 0000000000000000 R08: ff15aec903d35750 R09: ff15aec906e5c034
[    8.256699] R10: ff15aec906e5f120 R11: fefefefefefefeff R12: 0000000000000000
[    8.256738] R13: 0000000000000010 R14: ff15aec906e5f000 R15: ff15aec9033fb000
[    8.256781] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.256827] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.256859] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.256901] PKRU: 55555554
[    8.256913] Call Trace:
[    8.256925]  <TASK>
[    8.256942]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.256964]  register_netdevice (net/core/dev.c:11488)
[    8.256987]  register_netdev (net/core/dev.c:11552)
[    8.257008]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    8.257031]  ops_init (net/core/net_namespace.c:137)
[    8.257053]  setup_net (net/core/net_namespace.c:446)
[    8.257074]  copy_net_ns (net/core/net_namespace.c:579)
[    8.257093]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.257123]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.257153]  ksys_unshare (kernel/fork.c:3243)
[    8.257174]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.257195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.257216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.257245] RIP: 0033:0x7eff3f169bcb
[    8.257270] 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
[    8.257358] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.257399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.257442] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.257484] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.257523] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.257563] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.257676] ------------[ cut here ]------------
| [    8.257702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.257748] Modules linked in:
| [    8.257821] Tainted: [W]=WARN
[    8.257841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.257871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.257898] 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
[    8.257993] RSP: 0018:ff264db20040fca0 EFLAGS: 00010286
[    8.258023] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.258066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14000
[    8.258112] RBP: 0000000000000000 R08: ff15aec901925450 R09: ff15aec903fe1030
[    8.258150] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[    8.258191] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec903c14000
[    8.258231] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.258271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.258307] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.258347] PKRU: 55555554
[    8.258360] Call Trace:
[    8.258375]  <TASK>
[    8.258392]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.258416]  register_netdevice (net/core/dev.c:11488)
[    8.258441]  register_netdev (net/core/dev.c:11552)
[    8.258460]  sit_init_net (net/ipv6/sit.c:1860)
[    8.258484]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    8.258508]  ops_init (net/core/net_namespace.c:137)
[    8.258530]  setup_net (net/core/net_namespace.c:446)
[    8.258552]  copy_net_ns (net/core/net_namespace.c:579)
[    8.258572]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.258601]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.258628]  ksys_unshare (kernel/fork.c:3243)
[    8.258648]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.258669]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.258691]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.258719] RIP: 0033:0x7eff3f169bcb
[    8.258738] 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
[    8.258828] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.258864] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.258900] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.258936] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.258982] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.259023] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.259144] ------------[ cut here ]------------
| [    8.259171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/232
| [    8.259216] Modules linked in:
| [    8.259289] Tainted: [W]=WARN
[    8.259308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.259342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.259368] 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
[    8.259469] RSP: 0018:ff264db20040fca8 EFLAGS: 00010286
[    8.259495] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.259535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16d00
[    8.259577] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec903fe6030
[    8.259618] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[    8.259663] R13: 0000000000000010 R14: ff15aec903fe1000 R15: ff15aec903c16d00
[    8.259700] FS:  00007eff3eea7840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.259740] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.259771] CR2: 00007eff3f0b17d0 CR3: 0000000003ec8003 CR4: 0000000000771ef0
[    8.259813] PKRU: 55555554
[    8.259829] Call Trace:
[    8.259842]  <TASK>
[    8.259855]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.259875]  register_netdevice (net/core/dev.c:11488)
[    8.259900]  register_netdev (net/core/dev.c:11552)
[    8.259921]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    8.259942]  ops_init (net/core/net_namespace.c:137)
[    8.259963]  setup_net (net/core/net_namespace.c:446)
[    8.259987]  copy_net_ns (net/core/net_namespace.c:579)
[    8.260007]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.260034]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.260064]  ksys_unshare (kernel/fork.c:3243)
[    8.260085]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.260105]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.260126]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.260154] RIP: 0033:0x7eff3f169bcb
[    8.260173] 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
[    8.260268] RSP: 002b:00007ffd7423e0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.260307] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007eff3f169bcb
[    8.260346] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.260389] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.260426] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd74240320
[    8.260466] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd742408af
| [    8.260624] ------------[ cut here ]------------
| [    8.260695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.260810] Modules linked in:
| [    8.260978] Tainted: [W]=WARN
[    8.261035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.261111] Workqueue: netns cleanup_net
[    8.261175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.261239] 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
[    8.261365] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[    8.261431] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    8.261509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.261587] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec904e3c030
[    8.261664] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    8.261744] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c01300
[    8.261825] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.261905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.261985] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.262066] PKRU: 55555554
[    8.262116] Call Trace:
[    8.262169]  <TASK>
[    8.262220]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.262282]  netif_close_many (net/core/dev.c:1804)
[    8.262345]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    8.262422]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    8.262490]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.262559]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.262622]  cleanup_net (net/core/net_namespace.c:702)
[    8.262685]  process_one_work (kernel/workqueue.c:3314)
[    8.262756]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.262819]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.262881]  kthread (kernel/kthread.c:436)
[    8.262945]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.263012]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.263099]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.263190]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.263424] ------------[ cut here ]------------
| [    8.263496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.263589] Modules linked in:
| [    8.263736] Tainted: [W]=WARN
[    8.263795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.263869] Workqueue: netns cleanup_net
[    8.263923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.263989] 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
[    8.264111] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[    8.264170] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    8.264252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.264331] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904e3c030
[    8.264442] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    8.264521] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec903c01300
[    8.264605] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.264712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.264783] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.264855] PKRU: 55555554
[    8.264910] Call Trace:
[    8.265018]  <TASK>
[    8.265067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.265151]  netif_close_many (net/core/dev.c:1804)
[    8.265241]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[    8.265310]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[    8.265392]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.265464]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.265522]  cleanup_net (net/core/net_namespace.c:702)
[    8.265613]  process_one_work (kernel/workqueue.c:3314)
[    8.265666]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.265724]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.265784]  kthread (kernel/kthread.c:436)
[    8.265845]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.265907]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.265977]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.266033]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.266291] ------------[ cut here ]------------
| [    8.266357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.266453] Modules linked in:
| [    8.266604] Tainted: [W]=WARN
[    8.266662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.266735] Workqueue: netns cleanup_net
[    8.266795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.266864] 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
[    8.266992] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    8.267058] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.267136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.267214] RBP: 0000000000000000 R08: ff15aec903df27d0 R09: ff15aec90319d030
[    8.267292] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[    8.267369] R13: 0000000000000011 R14: ff15aec902fc2000 R15: ff15aec903c01300
[    8.267457] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.267538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.267612] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.267693] PKRU: 55555554
[    8.267741] Call Trace:
[    8.267793]  <TASK>
[    8.267842]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.267908]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.267980]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.268037]  cleanup_net (net/core/net_namespace.c:702)
[    8.268101]  process_one_work (kernel/workqueue.c:3314)
[    8.268164]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.268224]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.268281]  kthread (kernel/kthread.c:436)
[    8.268339]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.268415]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.268476]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.268539]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.268794] ------------[ cut here ]------------
| [    8.268873] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.268963] Modules linked in:
| [    8.269129] Tainted: [W]=WARN
[    8.269186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.269261] Workqueue: netns cleanup_net
[    8.269315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.269395] 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
[    8.269544] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    8.269608] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.269690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.269770] RBP: 0000000000000000 R08: ff15aec903df24d0 R09: ff15aec904e2b030
[    8.269879] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[    8.269958] R13: 0000000000000011 R14: ff15aec902fc3000 R15: ff15aec903c01300
[    8.270042] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.270126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.270199] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.270279] PKRU: 55555554
[    8.270328] Call Trace:
[    8.270377]  <TASK>
[    8.270435]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.270504]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.270571]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.270632]  cleanup_net (net/core/net_namespace.c:702)
[    8.270694]  process_one_work (kernel/workqueue.c:3314)
[    8.270757]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.270828]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.270890]  kthread (kernel/kthread.c:436)
[    8.270953]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.271030]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.271095]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.271158]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.271411] ------------[ cut here ]------------
| [    8.271480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.271594] Modules linked in:
| [    8.271741] Tainted: [W]=WARN
[    8.271793] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.271867] Workqueue: netns cleanup_net
[    8.271932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.272003] 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
[    8.272119] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    8.272207] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.272280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.272362] RBP: 0000000000000000 R08: ff15aec903e141d0 R09: ff15aec904e6182c
[    8.272449] R10: ff15aec904e3f120 R11: fefefefefefefeff R12: 0000000000000000
[    8.272530] R13: 0000000000000011 R14: ff15aec904e3f000 R15: ff15aec903c01300
[    8.272609] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.272728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.272824] CR2: 00007f607b8a0000 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.272952] PKRU: 55555554
[    8.273040] Call Trace:
[    8.273088]  <TASK>
[    8.273139]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.273240]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.273339]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.273404]  cleanup_net (net/core/net_namespace.c:702)
[    8.273469]  process_one_work (kernel/workqueue.c:3314)
[    8.273569]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.273657]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.273713]  kthread (kernel/kthread.c:436)
[    8.273770]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.273828]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.273883]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.273941]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.278932] ------------[ cut here ]------------
| [    8.278964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/235
| [    8.279018] Modules linked in:
| [    8.279096] Tainted: [W]=WARN
[    8.279120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.279154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.279181] 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
[    8.279266] RSP: 0018:ff264db2004f75f0 EFLAGS: 00010286
[    8.279296] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.279334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14100
[    8.279378] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec904c90030
[    8.279418] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[    8.279459] R13: 0000000000000010 R14: ff15aec903fe5000 R15: ff15aec903c14100
[    8.279510] FS:  00007f4c94870840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.279553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.279584] CR2: 000000000042ebe0 CR3: 0000000004d77002 CR4: 0000000000771ef0
[    8.279621] PKRU: 55555554
[    8.279635] Call Trace:
[    8.279647]  <TASK>
[    8.279663]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.279688]  __dev_notify_flags (net/core/dev.c:9787)
[    8.279712]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.279734]  veth_newlink (drivers/net/veth.c:1871)
[    8.279759]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    8.279781]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.279808]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.279830]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    8.279859]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    8.279888]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.279918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.279942]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.279967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.279993]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.280017]  ___sys_sendmsg (net/socket.c:2752)
[    8.280043]  __sys_sendmsg (net/socket.c:2784)
[    8.280064]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.280087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.280118] RIP: 0033:0x7f4c94aaa08e
[    8.280140] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.280233] RSP: 002b:00007ffd9357d800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.280274] RAX: ffffffffffffffda RBX: 00007ffd9357dfb8 RCX: 00007f4c94aaa08e
[    8.280315] RDX: 0000000000000000 RSI: 00007ffd9357d8b0 RDI: 0000000000000005
[    8.280355] RBP: 00007ffd9357d810 R08: 0000000000000000 R09: 0000000000000000
[    8.280402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ce
[    8.280443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9357df70
| [    8.280625] ------------[ cut here ]------------
| [    8.280653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/235
| [    8.280700] Modules linked in:
| [    8.280776] Tainted: [W]=WARN
[    8.280798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.280829] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.280857] 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
[    8.280942] RSP: 0018:ff264db2004f7870 EFLAGS: 00010286
[    8.280975] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.281015] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    8.281057] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec904e76030
[    8.281099] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[    8.281141] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c16600
[    8.281182] FS:  00007f4c94870840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.281226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.281261] CR2: 000000000042ebe0 CR3: 0000000004d77002 CR4: 0000000000771ef0
[    8.281304] PKRU: 55555554
[    8.281323] Call Trace:
[    8.281336]  <TASK>
[    8.281352]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.281376]  __dev_notify_flags (net/core/dev.c:9787)
[    8.281401]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.281426]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    8.281447]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.281477]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.281499]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[    8.281532]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[    8.281565]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.281598]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.281622]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.281648]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.281674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.281697]  ___sys_sendmsg (net/socket.c:2752)
[    8.281721]  __sys_sendmsg (net/socket.c:2784)
[    8.281746]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.281768]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.281800] RIP: 0033:0x7f4c94aaa08e
[    8.281821] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.281919] RSP: 002b:00007ffd9357d800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.281963] RAX: ffffffffffffffda RBX: 00007ffd9357dfb8 RCX: 00007f4c94aaa08e
[    8.282009] RDX: 0000000000000000 RSI: 00007ffd9357d8b0 RDI: 0000000000000005
[    8.282050] RBP: 00007ffd9357d810 R08: 0000000000000000 R09: 0000000000000000
[    8.282095] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ce
[    8.282140] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9357df70
| [    8.285422] ------------[ cut here ]------------
| [    8.285457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/236
| [    8.285508] Modules linked in:
| [    8.285591] Tainted: [W]=WARN
[    8.285614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.285644] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.285671] 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
[    8.285761] RSP: 0018:ff264db2004ff720 EFLAGS: 00010286
[    8.285794] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    8.285837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    8.285875] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec904e76030
[    8.285921] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[    8.285962] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c16600
[    8.286010] FS:  00007f8f2fbf4840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.286056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.286087] CR2: 000000001e6e8988 CR3: 0000000004d77005 CR4: 0000000000771ef0
[    8.286130] PKRU: 55555554
[    8.286149] Call Trace:
[    8.286164]  <TASK>
[    8.286181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.286204]  __dev_notify_flags (net/core/dev.c:9787)
[    8.286227]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    8.286251]  netif_change_flags (net/core/dev.c:9820)
[    8.286273]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.286297]  ? __nla_validate_parse (lib/nlattr.c:620)
[    8.286330]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    8.286355]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    8.286377]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.286409]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.286433]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    8.286452]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.286481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.286502]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.286525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.286547]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.286569]  ___sys_sendmsg (net/socket.c:2752)
[    8.286591]  __sys_sendmsg (net/socket.c:2784)
[    8.286612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.286638]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.286666] RIP: 0033:0x7f8f2fe2e08e
[    8.286686] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.286773] RSP: 002b:00007ffea9c12d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.286807] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f2fe2e08e
[    8.286846] RDX: 0000000000000000 RSI: 00007ffea9c12df0 RDI: 0000000000000005
[    8.286886] RBP: 00007ffea9c12d50 R08: 0000000000000000 R09: 0000000000000000
[    8.286925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ce
[    8.286968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea9c134c0
| [    8.290339] ------------[ cut here ]------------
| [    8.290370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/237
| [    8.290429] Modules linked in:
| [    8.290503] Tainted: [W]=WARN
[    8.290525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.290561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.290591] 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
[    8.290686] RSP: 0018:ff264db200507720 EFLAGS: 00010286
[    8.290713] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    8.290755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    8.290791] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec904e76030
[    8.290832] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[    8.290868] R13: 0000000000000010 R14: ff15aec903fe5000 R15: ff15aec903c16600
[    8.290909] FS:  00007fe9814c1840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.290952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.290992] CR2: 00007fe9817911a0 CR3: 0000000003f88001 CR4: 0000000000771ef0
[    8.291037] PKRU: 55555554
[    8.291052] Call Trace:
[    8.291068]  <TASK>
[    8.291083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.291104]  __dev_notify_flags (net/core/dev.c:9787)
[    8.291129]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    8.291150]  netif_change_flags (net/core/dev.c:9820)
[    8.291172]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.291194]  ? __nla_validate_parse (lib/nlattr.c:620)
[    8.291224]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    8.291245]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    8.291270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.291297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.291319]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    8.291341]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.291368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.291394]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.291416]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.291438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.291460]  ___sys_sendmsg (net/socket.c:2752)
[    8.291480]  __sys_sendmsg (net/socket.c:2784)
[    8.291504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.291526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.291552] RIP: 0033:0x7fe9816fb08e
[    8.291578] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.291667] RSP: 002b:00007ffddddc9240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.291705] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe9816fb08e
[    8.291748] RDX: 0000000000000000 RSI: 00007ffddddc92f0 RDI: 0000000000000005
[    8.291792] RBP: 00007ffddddc9250 R08: 0000000000000000 R09: 0000000000000000
[    8.291833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ce
[    8.291880] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddddc99c0
| [    8.291996] ------------[ cut here ]------------
| [    8.292023] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/45
| [    8.292074] Modules linked in:
| [    8.292150] Tainted: [W]=WARN
[    8.292180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.292210] Workqueue: events_unbound linkwatch_event
[    8.292241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.292269] 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
[    8.292358] RSP: 0018:ff264db200193d50 EFLAGS: 00010286
[    8.292395] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    8.292437] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[    8.292476] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec904e76030
[    8.292516] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[    8.292555] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c16000
[    8.292598] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.292638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.292670] CR2: 00007fe9817911a0 CR3: 0000000003f88001 CR4: 0000000000771ef0
[    8.292711] PKRU: 55555554
[    8.292727] Call Trace:
[    8.292740]  <TASK>
[    8.292753]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.292774]  netif_state_change (net/core/dev.c:1605)
[    8.292800]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    8.292821]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    8.292852]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    8.292873]  process_one_work (kernel/workqueue.c:3314)
[    8.292897]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.292918]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.292940]  kthread (kernel/kthread.c:436)
[    8.292963]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.292988]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.293010]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.293031]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.296138] ------------[ cut here ]------------
| [    8.296224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/238
| [    8.296318] Modules linked in:
| [    8.296515] Tainted: [W]=WARN
[    8.296581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.296660] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.296726] 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
[    8.296870] RSP: 0018:ff264db20050f708 EFLAGS: 00010286
[    8.296936] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    8.297054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.297128] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec902ec7030
[    8.297218] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[    8.297307] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c01300
[    8.297396] FS:  00007facd9720840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.297480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.297559] CR2: 00007facd99f01a0 CR3: 0000000003c94002 CR4: 0000000000771ef0
[    8.297657] PKRU: 55555554
[    8.297704] Call Trace:
[    8.297753]  <TASK>
[    8.297811]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.297877]  notifier_call_chain (kernel/notifier.c:85)
[    8.297950]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    8.298038]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    8.298105]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    8.298181]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    8.298253]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.298332]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.298412]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    8.298494]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.298569]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.298626]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.298693]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.298764]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.298832]  ___sys_sendmsg (net/socket.c:2752)
[    8.298898]  __sys_sendmsg (net/socket.c:2784)
[    8.298967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.299038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.299109] RIP: 0033:0x7facd995a08e
[    8.299174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.299310] RSP: 002b:00007ffe77d556e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.299397] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007facd995a08e
[    8.299475] RDX: 0000000000000000 RSI: 00007ffe77d55790 RDI: 0000000000000005
[    8.299553] RBP: 00007ffe77d556f0 R08: 0000000000000000 R09: 0000000000000000
[    8.299629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cf
[    8.299709] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe77d55e60
| [    8.301036] ------------[ cut here ]------------
| [    8.301100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.301212] Modules linked in:
| [    8.301388] Tainted: [W]=WARN
[    8.301440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.301511] Workqueue: netns cleanup_net
[    8.301593] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.301689] 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
[    8.301808] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.301896] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.302020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.302101] RBP: 0000000000000000 R08: ff15aec903216090 R09: ff15aec904e4e030
[    8.302193] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[    8.302267] R13: 0000000000000011 R14: ff15aec904e97000 R15: ff15aec903c01300
[    8.302355] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.302468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.302539] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.302655] PKRU: 55555554
[    8.302744] Call Trace:
[    8.302797]  <TASK>
[    8.302844]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.302905]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.303004]  cleanup_net (net/core/net_namespace.c:702)
[    8.303070]  process_one_work (kernel/workqueue.c:3314)
[    8.303140]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.303222]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.303308]  kthread (kernel/kthread.c:436)
[    8.303369]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.303433]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.303495]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.303556]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.303809] ------------[ cut here ]------------
| [    8.303877] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.303977] Modules linked in:
| [    8.304131] Tainted: [W]=WARN
[    8.304191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.304260] Workqueue: netns cleanup_net
[    8.304323] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.304398] 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
[    8.304523] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.304588] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.304662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.304740] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec904f51030
[    8.304817] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[    8.304892] R13: 0000000000000011 R14: ff15aec904e92000 R15: ff15aec903c01300
[    8.304981] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.305062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.305135] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.305213] PKRU: 55555554
[    8.305263] Call Trace:
[    8.305315]  <TASK>
[    8.305365]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.305441]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.305502]  cleanup_net (net/core/net_namespace.c:702)
[    8.305565]  process_one_work (kernel/workqueue.c:3314)
[    8.305624]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.305690]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.305749]  kthread (kernel/kthread.c:436)
[    8.305812]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.305876]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.305939]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.306002]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.306280] ------------[ cut here ]------------
| [    8.306347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.306445] Modules linked in:
| [    8.306603] Tainted: [W]=WARN
[    8.306661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.306736] Workqueue: netns cleanup_net
[    8.306797] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.306863] 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
[    8.307020] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.307089] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.307169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.307246] RBP: 0000000000000000 R08: ff15aec90300f450 R09: ff15aec904e65034
[    8.307329] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[    8.307412] R13: 0000000000000011 R14: ff15aec904e72000 R15: ff15aec903c01300
[    8.307490] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.307564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.307639] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.307715] PKRU: 55555554
[    8.307766] Call Trace:
[    8.307815]  <TASK>
[    8.307864]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.307934]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.308000]  cleanup_net (net/core/net_namespace.c:702)
[    8.308060]  process_one_work (kernel/workqueue.c:3314)
[    8.308122]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.308184]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.308246]  kthread (kernel/kthread.c:436)
[    8.308314]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.308377]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.308446]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.308508]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.308745] ------------[ cut here ]------------
| [    8.308813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.308902] Modules linked in:
| [    8.309053] Tainted: [W]=WARN
[    8.309115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.309180] Workqueue: netns cleanup_net
[    8.309242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.309311] 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
[    8.309445] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.309511] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.309589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.309664] RBP: 0000000000000000 R08: ff15aec903ef1510 R09: ff15aec904e69030
[    8.309740] R10: ff15aec903c65120 R11: fefefefefefefeff R12: 0000000000000000
[    8.309818] R13: 0000000000000011 R14: ff15aec903c65000 R15: ff15aec903c01300
[    8.309900] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.309988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.310055] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.310135] PKRU: 55555554
[    8.310187] Call Trace:
[    8.310239]  <TASK>
[    8.310291]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.310360]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.310427]  cleanup_net (net/core/net_namespace.c:702)
[    8.310490]  process_one_work (kernel/workqueue.c:3314)
[    8.310550]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.310613]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.310677]  kthread (kernel/kthread.c:436)
[    8.310740]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.310805]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.310869]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.310930]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.311167] ------------[ cut here ]------------
| [    8.311235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.311323] Modules linked in:
| [    8.311479] Tainted: [W]=WARN
[    8.311533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.311604] Workqueue: netns cleanup_net
[    8.311668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.311732] 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
[    8.311852] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[    8.311920] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.312012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.312095] RBP: 0000000000000000 R08: ff15aec90193e9d0 R09: ff15aec904e62830
[    8.312173] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[    8.312251] R13: 0000000000000011 R14: ff15aec904e70000 R15: ff15aec903c01300
[    8.312334] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.312416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.312488] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.312569] PKRU: 55555554
[    8.312621] Call Trace:
[    8.312672]  <TASK>
[    8.312724]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.312792]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[    8.312856]  cleanup_net (net/core/net_namespace.c:702)
[    8.312918]  process_one_work (kernel/workqueue.c:3314)
[    8.312990]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.313052]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.313112]  kthread (kernel/kthread.c:436)
[    8.313171]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.313240]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.313297]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.313361]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    8.313629] ------------[ cut here ]------------
| [    8.313669] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/239
| [    8.313719] Modules linked in:
| [    8.313804] Tainted: [W]=WARN
[    8.313826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.313862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.313896] 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
[    8.313999] RSP: 0018:ff264db2005176d0 EFLAGS: 00010286
[    8.314027] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    8.314065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[    8.314106] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec904e76030
[    8.314145] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[    8.314187] R13: 0000000000000010 R14: ff15aec903fe5000 R15: ff15aec903c16000
[    8.314230] FS:  00007f81cef5f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.314272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.314306] CR2: 00000000004ebb20 CR3: 0000000003f88003 CR4: 0000000000771ef0
[    8.314347] PKRU: 55555554
[    8.314362] Call Trace:
[    8.314376]  <TASK>
[    8.314396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    8.314416]  netif_state_change (net/core/dev.c:1605)
[    8.314437]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    8.314457]  linkwatch_sync_dev (net/core/link_watch.c:295)
[    8.314478]  rtnl_getlink (net/core/rtnetlink.c:4273)
[    8.314501]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[    8.314528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.314550]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    8.314577]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.314607]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.314631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.314652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.314679]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.314699]  ___sys_sendmsg (net/socket.c:2752)
[    8.314722]  __sys_sendmsg (net/socket.c:2784)
[    8.314747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.314769]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.314797] RIP: 0033:0x7f81cf19908e
[    8.314817] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.314904] RSP: 002b:00007ffd6587f690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.314944] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f81cf19908e
[    8.314992] RDX: 0000000000000000 RSI: 00007ffd6587f740 RDI: 0000000000000006
[    8.315034] RBP: 00007ffd6587f6a0 R08: 0000000000000000 R09: 0000000000000000
[    8.315079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ce
[    8.315127] R13: 00007ffd6587f7f0 R14: 0000000000000000 R15: 0000000000000004
| [    8.317566] ------------[ cut here ]------------
| [    8.317606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/239
| [    8.317659] Modules linked in:
| [    8.317733] Tainted: [W]=WARN
[    8.317752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.317787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.317814] 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
[    8.317902] RSP: 0018:ff264db200517708 EFLAGS: 00010286
[    8.317930] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    8.317976] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[    8.318016] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec904e76030
[    8.318056] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[    8.318095] R13: 0000000000000010 R14: ff15aec903fe5000 R15: ff15aec903c16600
[    8.318138] FS:  00007f81cef5f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[    8.318179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.318212] CR2: 00007f81cf2e7900 CR3: 0000000003f88003 CR4: 0000000000771ef0
[    8.318253] PKRU: 55555554
[    8.318269] Call Trace:
[    8.318284]  <TASK>
[    8.318296]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.318319]  notifier_call_chain (kernel/notifier.c:85)
[    8.318343]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    8.318371]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    8.318408]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    8.318431]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    8.318454]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    8.318481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.318503]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    8.318524]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    8.318551]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.318572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.318592]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.318616]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.318639]  ___sys_sendmsg (net/socket.c:2752)
[    8.318666]  __sys_sendmsg (net/socket.c:2784)
[    8.318687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.318710]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.318736] RIP: 0033:0x7f81cf19908e
[    8.318756] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.318842] RSP: 002b:00007ffd65881310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.318887] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f81cf19908e
[    8.318925] RDX: 0000000000000000 RSI: 00007ffd658813c0 RDI: 0000000000000005
[    8.318965] RBP: 00007ffd65881320 R08: 0000000000000000 R09: 0000000000000000
[    8.319008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0cf
[    8.319045] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65881a90
| [    8.321022] ------------[ cut here ]------------
| [    8.321086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [    8.321199] Modules linked in:
| [    8.321372] Tainted: [W]=WARN
[    8.321433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.321500] Workqueue: netns cleanup_net
[    8.321582] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.321648] 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
[    8.321772] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[    8.321839] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    8.321912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[    8.321996] RBP: 0000000000000000 R08: ff15aec90193e690 R09: ff15aec904e6982c
[    8.322095] R10: ff15aec903c66120 R11: fefefefefefefeff R12: 0000000000000000
[    8.322173] R13: 0000000000000011 R14: ff15aec903c66000 R15: ff15aec903c01300
[    8.322254] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[    8.322334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.322414] CR2: 00007facd97ed574 CR3: 000000001e047006 CR4: 0000000000771ef0
[    8.322495] PKRU: 55555554
[    8.322543] Call Trace:
[    8.322595]  <TASK>
[    8.322641]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    8.322711]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[    8.322779]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[    8.322839]  cleanup_net (net/core/net_namespace.c:702)
[    8.322902]  process_one_work (kernel/workqueue.c:3314)
[    8.322963]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    8.323033]  ? rescuer_thread (kernel/workqueue.c:3672)
[    8.323101]  kthread (kernel/kthread.c:436)
[    8.323160]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.323224]  ret_from_fork (arch/x86/kernel/process.c:158)
[    8.323280]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    8.323344]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.250132] ------------[ cut here ]------------
| [   11.250226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.250327] Modules linked in:
| [   11.250486] Tainted: [W]=WARN
[   11.250541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.250636] Workqueue: netns cleanup_net
[   11.250701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.250766] 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
[   11.250925] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.251011] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.251088] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.251169] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec907d62030
[   11.251247] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   11.251321] R13: 0000000000000011 R14: ff15aec903fe1000 R15: ff15aec903c01300
[   11.251416] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.251501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.251572] CR2: 00007f21e99e0498 CR3: 00000000018fb004 CR4: 0000000000771ef0
[   11.251649] PKRU: 55555554
[   11.251697] Call Trace:
[   11.251746]  <TASK>
[   11.251794]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.251880]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.251939]  cleanup_net (net/core/net_namespace.c:702)
[   11.252002]  process_one_work (kernel/workqueue.c:3314)
[   11.252061]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.252116]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.252178]  kthread (kernel/kthread.c:436)
[   11.252234]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.252289]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.252347]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.252408]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.252688] ------------[ cut here ]------------
| [   11.252753] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.252846] Modules linked in:
| [   11.253002] Tainted: [W]=WARN
[   11.253057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.253126] Workqueue: netns cleanup_net
[   11.253183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.253245] 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
[   11.253385] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.253562] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.253641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.253717] RBP: 0000000000000000 R08: ff15aec901925450 R09: ff15aec907d65030
[   11.253794] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   11.253870] R13: 0000000000000011 R14: ff15aec906e5c000 R15: ff15aec903c01300
[   11.253948] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.254036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.254105] CR2: 00007f21e99de000 CR3: 00000000018fb004 CR4: 0000000000771ef0
[   11.254185] PKRU: 55555554
[   11.254232] Call Trace:
[   11.254280]  <TASK>
[   11.254328]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.254399]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.254459]  cleanup_net (net/core/net_namespace.c:702)
[   11.254515]  process_one_work (kernel/workqueue.c:3314)
[   11.254571]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.254628]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.254684]  kthread (kernel/kthread.c:436)
[   11.254747]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.254803]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.254861]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.254918]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.255193] ------------[ cut here ]------------
| [   11.255299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.255408] Modules linked in:
| [   11.255552] Tainted: [W]=WARN
[   11.255606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.255704] Workqueue: netns cleanup_net
[   11.255787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.255874] 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
[   11.256041] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.256107] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.256205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.256291] RBP: 0000000000000000 R08: ff15aec903d35750 R09: ff15aec90333c034
[   11.256396] R10: ff15aec906e5f120 R11: fefefefefefefeff R12: 0000000000000000
[   11.256474] R13: 0000000000000011 R14: ff15aec906e5f000 R15: ff15aec903c01300
[   11.256551] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.256628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.256698] CR2: 00007f21e99de000 CR3: 00000000018fb004 CR4: 0000000000771ef0
[   11.256775] PKRU: 55555554
[   11.256825] Call Trace:
[   11.256873]  <TASK>
[   11.256921]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.256990]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.257048]  cleanup_net (net/core/net_namespace.c:702)
[   11.257105]  process_one_work (kernel/workqueue.c:3314)
[   11.257163]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.257219]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.257275]  kthread (kernel/kthread.c:436)
[   11.257331]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.257387]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.257460]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.257518]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.257741] ------------[ cut here ]------------
| [   11.257806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.257932] Modules linked in:
| [   11.258097] Tainted: [W]=WARN
[   11.258146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.258212] Workqueue: netns cleanup_net
[   11.258269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.258360] 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
[   11.258525] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.258615] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.258690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.258794] RBP: 0000000000000000 R08: ff15aec901925490 R09: ff15aec90333f830
[   11.258903] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[   11.259001] R13: 0000000000000011 R14: ff15aec906e58000 R15: ff15aec903c01300
[   11.259079] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.259188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.259283] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.259364] PKRU: 55555554
[   11.259419] Call Trace:
[   11.259468]  <TASK>
[   11.259552]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.259616]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.259672]  cleanup_net (net/core/net_namespace.c:702)
[   11.259728]  process_one_work (kernel/workqueue.c:3314)
[   11.259783]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.259842]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.259892]  kthread (kernel/kthread.c:436)
[   11.259948]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.260009]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.260067]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.260123]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.260367] ------------[ cut here ]------------
| [   11.260464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.260569] Modules linked in:
| [   11.260718] Tainted: [W]=WARN
[   11.260772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.260846] Workqueue: netns cleanup_net
[   11.260910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.261004] 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
[   11.261155] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.261219] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.261301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.261387] RBP: 0000000000000000 R08: ff15aec903df2510 R09: ff15aec907d61830
[   11.261488] R10: ff15aec906e59120 R11: fefefefefefefeff R12: 0000000000000000
[   11.261592] R13: 0000000000000011 R14: ff15aec906e59000 R15: ff15aec903c01300
[   11.261673] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.261752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.261827] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.261909] PKRU: 55555554
[   11.261958] Call Trace:
[   11.262049]  <TASK>
[   11.262097]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.262161]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.262218]  cleanup_net (net/core/net_namespace.c:702)
[   11.262302]  process_one_work (kernel/workqueue.c:3314)
[   11.262408]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.262492]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.262543]  kthread (kernel/kthread.c:436)
[   11.262637]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.262694]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.262746]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.262798]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.265176] ------------[ cut here ]------------
| [   11.265223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.265278] Modules linked in:
| [   11.265364] Tainted: [W]=WARN
[   11.265386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.265433] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.265462] 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
[   11.265549] RSP: 0018:ff264db20033fcb8 EFLAGS: 00010286
[   11.265577] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.265624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01400
[   11.265669] RBP: 0000000000000000 R08: ff15aec903df2050 R09: ff15aec904e7102c
[   11.265715] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[   11.265753] R13: 0000000000000010 R14: ff15aec903c60000 R15: ff15aec903c01400
[   11.265800] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.265844] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.265877] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.265924] PKRU: 55555554
[   11.265937] Call Trace:
[   11.265954]  <TASK>
[   11.265968]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.266000]  register_netdevice (net/core/dev.c:11488)
[   11.266026]  register_netdev (net/core/dev.c:11552)
[   11.266048]  loopback_net_init (drivers/net/loopback.c:218)
[   11.266073]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   11.266099]  ops_init (net/core/net_namespace.c:137)
[   11.266122]  setup_net (net/core/net_namespace.c:446)
[   11.266149]  copy_net_ns (net/core/net_namespace.c:579)
[   11.266170]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.266198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.266229]  ksys_unshare (kernel/fork.c:3243)
[   11.266254]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.266275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.266298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.266327] RIP: 0033:0x7f39218a0bcb
[   11.266349] 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
[   11.266441] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.266482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.266523] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.266563] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.266607] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.266648] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.266780] ------------[ cut here ]------------
| [   11.266814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.266868] Modules linked in:
| [   11.266946] Tainted: [W]=WARN
[   11.266966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.266996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.267025] 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
[   11.267131] RSP: 0018:ff264db20033fc10 EFLAGS: 00010286
[   11.267156] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.267197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[   11.267242] RBP: 0000000000000000 R08: ff15aec901963fd0 R09: ff15aec901d50830
[   11.267285] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[   11.267331] R13: 0000000000000010 R14: ff15aec904e71000 R15: ff15aec9030f8100
[   11.267378] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.267423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.267456] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.267499] PKRU: 55555554
[   11.267515] Call Trace:
[   11.267529]  <TASK>
[   11.267544]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.267566]  register_netdevice (net/core/dev.c:11488)
[   11.267591]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.267617]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.267644]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   11.267667]  ops_init (net/core/net_namespace.c:137)
[   11.267686]  setup_net (net/core/net_namespace.c:446)
[   11.267708]  copy_net_ns (net/core/net_namespace.c:579)
[   11.267728]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.267752]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.267782]  ksys_unshare (kernel/fork.c:3243)
[   11.267805]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.267827]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.267848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.267873] RIP: 0033:0x7f39218a0bcb
[   11.267893] 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
[   11.267995] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.268038] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.268077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.268117] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.268155] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.268193] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.268310] ------------[ cut here ]------------
| [   11.268370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.268424] Modules linked in:
| [   11.268509] Tainted: [W]=WARN
[   11.268529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.268561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.268588] 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
[   11.268683] RSP: 0018:ff264db20033fbf0 EFLAGS: 00010286
[   11.268710] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.268748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[   11.268789] RBP: 0000000000000000 R08: ff15aec903e33490 R09: ff15aec904e6b830
[   11.268829] R10: ff15aec903c66120 R11: fefefefefefefeff R12: 0000000000000000
[   11.268877] R13: 0000000000000010 R14: ff15aec903c66000 R15: ff15aec9030f8500
[   11.268921] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.268962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.269007] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.269048] PKRU: 55555554
[   11.269064] Call Trace:
[   11.269078]  <TASK>
[   11.269094]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.269113]  register_netdevice (net/core/dev.c:11488)
[   11.269138]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.269161]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.269183]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.269207]  ops_init (net/core/net_namespace.c:137)
[   11.269229]  setup_net (net/core/net_namespace.c:446)
[   11.269252]  copy_net_ns (net/core/net_namespace.c:579)
[   11.269276]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.269306]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.269336]  ksys_unshare (kernel/fork.c:3243)
[   11.269357]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.269375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.269397]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.269426] RIP: 0033:0x7f39218a0bcb
[   11.269448] 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
[   11.269542] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.269588] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.269629] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.269669] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.269710] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.269761] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.269890] ------------[ cut here ]------------
| [   11.269921] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.269973] Modules linked in:
| [   11.270057] Tainted: [W]=WARN
[   11.270081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.270120] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.270146] 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
[   11.270243] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[   11.270272] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.270309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01b00
[   11.270350] RBP: 0000000000000000 R08: ff15aec90311b790 R09: ff15aec903c65034
[   11.270395] R10: ff15aec904e73120 R11: fefefefefefefeff R12: 0000000000000000
[   11.270439] R13: 0000000000000010 R14: ff15aec904e73000 R15: ff15aec903c01b00
[   11.270478] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.270516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.270550] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.270593] PKRU: 55555554
[   11.270606] Call Trace:
[   11.270626]  <TASK>
[   11.270640]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.270665]  register_netdevice (net/core/dev.c:11488)
[   11.270688]  register_netdev (net/core/dev.c:11552)
[   11.270708]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.270732]  ops_init (net/core/net_namespace.c:137)
[   11.270752]  setup_net (net/core/net_namespace.c:446)
[   11.270771]  copy_net_ns (net/core/net_namespace.c:579)
[   11.270793]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.270824]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.270852]  ksys_unshare (kernel/fork.c:3243)
[   11.270872]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.270897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.270921]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.270947] RIP: 0033:0x7f39218a0bcb
[   11.270966] 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
[   11.271064] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.271113] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.271158] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.271202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.271247] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.271287] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.271414] ------------[ cut here ]------------
| [   11.271440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.271485] Modules linked in:
| [   11.271563] Tainted: [W]=WARN
[   11.271587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.271628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.271662] 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
[   11.271756] RSP: 0018:ff264db20033fca0 EFLAGS: 00010286
[   11.271787] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.271827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfad00
[   11.271868] RBP: 0000000000000000 R08: ff15aec9032164d0 R09: ff15aec904e97030
[   11.271909] R10: ff15aec903c65120 R11: fefefefefefefeff R12: 0000000000000000
[   11.271951] R13: 0000000000000010 R14: ff15aec903c65000 R15: ff15aec901dfad00
[   11.271997] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.272044] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.272082] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.272129] PKRU: 55555554
[   11.272144] Call Trace:
[   11.272157]  <TASK>
[   11.272170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.272193]  register_netdevice (net/core/dev.c:11488)
[   11.272218]  register_netdev (net/core/dev.c:11552)
[   11.272238]  sit_init_net (net/ipv6/sit.c:1860)
[   11.272258]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   11.272284]  ops_init (net/core/net_namespace.c:137)
[   11.272308]  setup_net (net/core/net_namespace.c:446)
[   11.272335]  copy_net_ns (net/core/net_namespace.c:579)
[   11.272356]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.272394]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.272423]  ksys_unshare (kernel/fork.c:3243)
[   11.272441]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.272462]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.272484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.272512] RIP: 0033:0x7f39218a0bcb
[   11.272531] 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
[   11.272627] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.272666] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.272706] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.272750] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.272787] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.272832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.272956] ------------[ cut here ]------------
| [   11.272989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/254
| [   11.273042] Modules linked in:
| [   11.273114] Tainted: [W]=WARN
[   11.273136] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.273170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.273200] 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
[   11.273298] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[   11.273330] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.273375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17600
[   11.273426] RBP: 0000000000000000 R08: ff15aec901963f10 R09: ff15aec904e91030
[   11.273474] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[   11.273516] R13: 0000000000000010 R14: ff15aec904e97000 R15: ff15aec903c17600
[   11.273557] FS:  00007f39215de840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.273607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.273641] CR2: 00007f39217dfc20 CR3: 00000000032d4006 CR4: 0000000000771ef0
[   11.273682] PKRU: 55555554
[   11.273695] Call Trace:
[   11.273706]  <TASK>
[   11.273717]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.273736]  register_netdevice (net/core/dev.c:11488)
[   11.273756]  register_netdev (net/core/dev.c:11552)
[   11.273776]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.273799]  ops_init (net/core/net_namespace.c:137)
[   11.273821]  setup_net (net/core/net_namespace.c:446)
[   11.273843]  copy_net_ns (net/core/net_namespace.c:579)
[   11.273861]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.273892]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.273919]  ksys_unshare (kernel/fork.c:3243)
[   11.273940]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.273961]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.273987]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.274015] RIP: 0033:0x7f39218a0bcb
[   11.274037] 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
[   11.274134] RSP: 002b:00007ffd540a6ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.274178] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f39218a0bcb
[   11.274221] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.274261] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.274300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd540a8cf0
[   11.274340] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd540a98af
| [   11.276007] ------------[ cut here ]------------
| [   11.276107] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.276200] Modules linked in:
| [   11.276348] Tainted: [W]=WARN
[   11.276409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.276483] Workqueue: netns cleanup_net
[   11.276540] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.276608] 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
[   11.276741] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   11.276812] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   11.276895] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.276977] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec906e59030
[   11.277055] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[   11.277143] R13: 0000000000000010 R14: ff15aec903fe5000 R15: ff15aec903c01300
[   11.277233] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.277320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.277400] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.277519] PKRU: 55555554
[   11.277564] Call Trace:
[   11.277618]  <TASK>
[   11.277667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.277725]  netif_close_many (net/core/dev.c:1804)
[   11.277785]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.277850]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.277943]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.278061]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.278134]  cleanup_net (net/core/net_namespace.c:702)
[   11.278195]  process_one_work (kernel/workqueue.c:3314)
[   11.278253]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.278310]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.278367]  kthread (kernel/kthread.c:436)
[   11.278431]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.278487]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.278542]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.278600]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.278830] ------------[ cut here ]------------
| [   11.278894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.278998] Modules linked in:
| [   11.279143] Tainted: [W]=WARN
[   11.279198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.279293] Workqueue: netns cleanup_net
[   11.279349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.279419] 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
[   11.279557] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   11.279619] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   11.279696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.279770] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec906e59030
[   11.279844] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   11.279919] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c01300
[   11.280006] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.280083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.280150] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.280235] PKRU: 55555554
[   11.280282] Call Trace:
[   11.280329]  <TASK>
[   11.280377]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.280439]  netif_close_many (net/core/dev.c:1804)
[   11.280497]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.280559]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.280622]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.280684]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.280742]  cleanup_net (net/core/net_namespace.c:702)
[   11.280798]  process_one_work (kernel/workqueue.c:3314)
[   11.280855]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.280912]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.280977]  kthread (kernel/kthread.c:436)
[   11.281033]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.281089]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.281145]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.281201]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.281437] ------------[ cut here ]------------
| [   11.281503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.281599] Modules linked in:
| [   11.281753] Tainted: [W]=WARN
[   11.281811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.281879] Workqueue: netns cleanup_net
[   11.281936] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.282006] 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
[   11.282139] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   11.282202] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.282276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.282352] RBP: 0000000000000000 R08: ff15aec903dfa710 R09: ff15aec906f43030
[   11.282434] R10: ff15aec903fe5120 R11: fefefefefefefeff R12: 0000000000000000
[   11.282515] R13: 0000000000000011 R14: ff15aec903fe5000 R15: ff15aec903c01300
[   11.282598] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.282689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.282761] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.282844] PKRU: 55555554
[   11.282892] Call Trace:
[   11.282940]  <TASK>
[   11.282994]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.283057]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.283120]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.283177]  cleanup_net (net/core/net_namespace.c:702)
[   11.283234]  process_one_work (kernel/workqueue.c:3314)
[   11.283291]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.283346]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.283410]  kthread (kernel/kthread.c:436)
[   11.283468]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.283524]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.283581]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.283640]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.283882] ------------[ cut here ]------------
| [   11.283944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.284046] Modules linked in:
| [   11.284189] Tainted: [W]=WARN
[   11.284243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.284312] Workqueue: netns cleanup_net
[   11.284370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.284441] 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
[   11.284571] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   11.284633] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.284712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.284788] RBP: 0000000000000000 R08: ff15aec903dfa7d0 R09: ff15aec906f40030
[   11.284863] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   11.284937] R13: 0000000000000011 R14: ff15aec903fe6000 R15: ff15aec903c01300
[   11.285019] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.285097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.285166] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.285242] PKRU: 55555554
[   11.285289] Call Trace:
[   11.285337]  <TASK>
[   11.285386]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.285491]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.285555]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.285611]  cleanup_net (net/core/net_namespace.c:702)
[   11.285667]  process_one_work (kernel/workqueue.c:3314)
[   11.285723]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.285779]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.285834]  kthread (kernel/kthread.c:436)
[   11.285892]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.285948]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.286009]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.286066]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.286291] ------------[ cut here ]------------
| [   11.286353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   11.286452] Modules linked in:
| [   11.286597] Tainted: [W]=WARN
[   11.286652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.286720] Workqueue: netns cleanup_net
[   11.286777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.286841] 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
[   11.286985] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   11.287046] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.287121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.287196] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904e5702c
[   11.287271] R10: ff15aec904e58120 R11: fefefefefefefeff R12: 0000000000000000
[   11.287349] R13: 0000000000000011 R14: ff15aec904e58000 R15: ff15aec903c01300
[   11.287434] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.287515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.287583] CR2: 00007f21e99de000 CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.287660] PKRU: 55555554
[   11.287708] Call Trace:
[   11.287756]  <TASK>
[   11.287805]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.287868]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.287931]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.287997]  cleanup_net (net/core/net_namespace.c:702)
[   11.288054]  process_one_work (kernel/workqueue.c:3314)
[   11.288112]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.288168]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.288224]  kthread (kernel/kthread.c:436)
[   11.288281]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.288338]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.288442]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.288503]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.288791] ------------[ cut here ]------------
| [   11.288828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.288879] Modules linked in:
| [   11.288951] Tainted: [W]=WARN
[   11.288978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.289020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.289049] 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
[   11.289155] RSP: 0018:ff264db20033fcb8 EFLAGS: 00010286
[   11.289186] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.289228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[   11.289272] RBP: 0000000000000000 R08: ff15aec903ee8d90 R09: ff15aec903fe102c
[   11.289319] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[   11.289365] R13: 0000000000000010 R14: ff15aec906e58000 R15: ff15aec9033fba00
[   11.289412] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.289453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.289486] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.289523] PKRU: 55555554
[   11.289538] Call Trace:
[   11.289551]  <TASK>
[   11.289566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.289591]  register_netdevice (net/core/dev.c:11488)
[   11.289613]  register_netdev (net/core/dev.c:11552)
[   11.289633]  loopback_net_init (drivers/net/loopback.c:218)
[   11.289661]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   11.289692]  ops_init (net/core/net_namespace.c:137)
[   11.289715]  setup_net (net/core/net_namespace.c:446)
[   11.289736]  copy_net_ns (net/core/net_namespace.c:579)
[   11.289754]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.289784]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.289812]  ksys_unshare (kernel/fork.c:3243)
[   11.289835]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.289857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.289881]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.289914] RIP: 0033:0x7f8f01685bcb
[   11.289936] 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
[   11.290041] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.290087] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.290128] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.290171] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.290217] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.290264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.290395] ------------[ cut here ]------------
| [   11.290425] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.290482] Modules linked in:
| [   11.290564] Tainted: [W]=WARN
[   11.290584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.290623] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.290654] 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
[   11.290761] RSP: 0018:ff264db20033fc10 EFLAGS: 00010286
[   11.290792] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.290839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06600
[   11.290891] RBP: 0000000000000000 R08: ff15aec903ee8c90 R09: ff15aec90333c830
[   11.290933] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   11.290981] R13: 0000000000000010 R14: ff15aec903fe1000 R15: ff15aec903c06600
[   11.291026] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.291070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.291107] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.291150] PKRU: 55555554
[   11.291163] Call Trace:
[   11.291178]  <TASK>
[   11.291193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.291215]  register_netdevice (net/core/dev.c:11488)
[   11.291234]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.291258]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.291279]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   11.291302]  ops_init (net/core/net_namespace.c:137)
[   11.291323]  setup_net (net/core/net_namespace.c:446)
[   11.291344]  copy_net_ns (net/core/net_namespace.c:579)
[   11.291364]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.291401]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.291432]  ksys_unshare (kernel/fork.c:3243)
[   11.291452]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.291473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.291496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.291525] RIP: 0033:0x7f8f01685bcb
[   11.291547] 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
[   11.291643] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.291681] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.291724] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.291764] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.291808] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.291849] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.291965] ------------[ cut here ]------------
| [   11.291994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.292049] Modules linked in:
| [   11.292115] Tainted: [W]=WARN
[   11.292134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.292168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.292195] 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
[   11.292294] RSP: 0018:ff264db20033fbf0 EFLAGS: 00010286
[   11.292323] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.292366] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8200
[   11.292412] RBP: 0000000000000000 R08: ff15aec903ee8b90 R09: ff15aec907d62830
[   11.292456] R10: ff15aec906e5e120 R11: fefefefefefefeff R12: 0000000000000000
[   11.292500] R13: 0000000000000010 R14: ff15aec906e5e000 R15: ff15aec9030f8200
[   11.292542] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.292586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.292617] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.292665] PKRU: 55555554
[   11.292681] Call Trace:
[   11.292696]  <TASK>
[   11.292711]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.292732]  register_netdevice (net/core/dev.c:11488)
[   11.292752]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.292773]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.292793]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.292817]  ops_init (net/core/net_namespace.c:137)
[   11.292838]  setup_net (net/core/net_namespace.c:446)
[   11.292856]  copy_net_ns (net/core/net_namespace.c:579)
[   11.292880]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.292907]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.292935]  ksys_unshare (kernel/fork.c:3243)
[   11.292956]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.292980]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.293006]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.293039] RIP: 0033:0x7f8f01685bcb
[   11.293061] 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
[   11.293155] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.293201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.293242] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.293286] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.293329] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.293371] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.293503] ------------[ cut here ]------------
| [   11.293529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.293567] Modules linked in:
| [   11.293649] Tainted: [W]=WARN
[   11.293670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.293707] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.293737] 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
[   11.293838] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[   11.293870] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.293916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbb00
[   11.293958] RBP: 0000000000000000 R08: ff15aec903ee88d0 R09: ff15aec904e93034
[   11.294002] R10: ff15aec903fe3120 R11: fefefefefefefeff R12: 0000000000000000
[   11.294036] R13: 0000000000000010 R14: ff15aec903fe3000 R15: ff15aec9033fbb00
[   11.294078] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.294127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.294162] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.294203] PKRU: 55555554
[   11.294215] Call Trace:
[   11.294227]  <TASK>
[   11.294242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.294263]  register_netdevice (net/core/dev.c:11488)
[   11.294284]  register_netdev (net/core/dev.c:11552)
[   11.294303]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.294323]  ops_init (net/core/net_namespace.c:137)
[   11.294345]  setup_net (net/core/net_namespace.c:446)
[   11.294364]  copy_net_ns (net/core/net_namespace.c:579)
[   11.294385]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.294442]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.294473]  ksys_unshare (kernel/fork.c:3243)
[   11.294517]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.294540]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.294563]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.294597] RIP: 0033:0x7f8f01685bcb
[   11.294618] 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
[   11.294710] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.294750] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.294792] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.294833] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.294871] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.294910] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.295034] ------------[ cut here ]------------
| [   11.295059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.295107] Modules linked in:
| [   11.295184] Tainted: [W]=WARN
[   11.295204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.295241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.295267] 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
[   11.295360] RSP: 0018:ff264db20033fca0 EFLAGS: 00010286
[   11.295386] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.295431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06100
[   11.295473] RBP: 0000000000000000 R08: ff15aec903ee87d0 R09: ff15aec902ec7030
[   11.295516] R10: ff15aec904e93120 R11: fefefefefefefeff R12: 0000000000000000
[   11.295558] R13: 0000000000000010 R14: ff15aec904e93000 R15: ff15aec903c06100
[   11.295599] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.295642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.295678] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.295718] PKRU: 55555554
[   11.295732] Call Trace:
[   11.295747]  <TASK>
[   11.295760]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.295783]  register_netdevice (net/core/dev.c:11488)
[   11.295804]  register_netdev (net/core/dev.c:11552)
[   11.295826]  sit_init_net (net/ipv6/sit.c:1860)
[   11.295850]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   11.295876]  ops_init (net/core/net_namespace.c:137)
[   11.295898]  setup_net (net/core/net_namespace.c:446)
[   11.295920]  copy_net_ns (net/core/net_namespace.c:579)
[   11.295945]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.295977]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.296007]  ksys_unshare (kernel/fork.c:3243)
[   11.296027]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.296048]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.296068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.296097] RIP: 0033:0x7f8f01685bcb
[   11.296119] 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
[   11.296210] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.296250] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.296289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.296331] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.296374] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.296417] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.296545] ------------[ cut here ]------------
| [   11.296593] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/255
| [   11.296640] Modules linked in:
| [   11.296729] Tainted: [W]=WARN
[   11.296750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.296784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.296816] 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
[   11.296919] RSP: 0018:ff264db20033fca8 EFLAGS: 00010286
[   11.296952] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.297002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13600
[   11.297043] RBP: 0000000000000000 R08: ff15aec903ee86d0 R09: ff15aec904e3a030
[   11.297086] R10: ff15aec902ec7120 R11: fefefefefefefeff R12: 0000000000000000
[   11.297128] R13: 0000000000000010 R14: ff15aec902ec7000 R15: ff15aec903c13600
[   11.297173] FS:  00007f8f013c3840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.297222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.297258] CR2: 00007f8f015ca430 CR3: 0000000006d04006 CR4: 0000000000771ef0
[   11.297296] PKRU: 55555554
[   11.297311] Call Trace:
[   11.297324]  <TASK>
[   11.297342]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.297369]  register_netdevice (net/core/dev.c:11488)
[   11.297395]  register_netdev (net/core/dev.c:11552)
[   11.297417]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.297446]  ops_init (net/core/net_namespace.c:137)
[   11.297466]  setup_net (net/core/net_namespace.c:446)
[   11.297491]  copy_net_ns (net/core/net_namespace.c:579)
[   11.297515]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.297546]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.297574]  ksys_unshare (kernel/fork.c:3243)
[   11.297597]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.297620]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.297645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.297673] RIP: 0033:0x7f8f01685bcb
[   11.297693] 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
[   11.297794] RSP: 002b:00007ffcb0b0f0c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.297835] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f01685bcb
[   11.297875] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.297921] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.297962] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb0b112f0
[   11.298011] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcb0b118af
| [   11.309057] ------------[ cut here ]------------
| [   11.309095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/258
| [   11.309146] Modules linked in:
| [   11.309232] Tainted: [W]=WARN
[   11.309254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.309293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.309320] 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
[   11.309421] RSP: 0018:ff264db20056f5f0 EFLAGS: 00010286
[   11.309452] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.309494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   11.309536] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec904e5a030
[   11.309581] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   11.309621] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c16000
[   11.309667] FS:  00007f5555acc840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   11.309702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.309740] CR2: 000000000042ebe0 CR3: 0000000004cfc002 CR4: 0000000000771ef0
[   11.309787] PKRU: 55555554
[   11.309803] Call Trace:
[   11.309816]  <TASK>
[   11.309832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.309857]  __dev_notify_flags (net/core/dev.c:9787)
[   11.309880]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.309903]  veth_newlink (drivers/net/veth.c:1871)
[   11.309927]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   11.309950]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.309978]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.310000]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   11.310030]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   11.310061]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.310088]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.310115]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.310138]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.310159]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.310185]  ___sys_sendmsg (net/socket.c:2752)
[   11.310207]  __sys_sendmsg (net/socket.c:2784)
[   11.310228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.310251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.310282] RIP: 0033:0x7f5555d0608e
[   11.310303] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.310410] RSP: 002b:00007fff9757b7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.310459] RAX: ffffffffffffffda RBX: 00007fff9757bf78 RCX: 00007f5555d0608e
[   11.310501] RDX: 0000000000000000 RSI: 00007fff9757b870 RDI: 0000000000000005
[   11.310547] RBP: 00007fff9757b7d0 R08: 0000000000000000 R09: 0000000000000000
[   11.310590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d1
[   11.310628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9757bf30
| [   11.310803] ------------[ cut here ]------------
| [   11.310834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/258
| [   11.310887] Modules linked in:
| [   11.310978] Tainted: [W]=WARN
[   11.310998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.311036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.311066] 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
[   11.311168] RSP: 0018:ff264db20056f870 EFLAGS: 00010286
[   11.311192] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.311235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   11.311282] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec903fe6030
[   11.311331] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   11.311372] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c16000
[   11.311421] FS:  00007f5555acc840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   11.311465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.311500] CR2: 000000000042ebe0 CR3: 0000000004cfc002 CR4: 0000000000771ef0
[   11.311545] PKRU: 55555554
[   11.311560] Call Trace:
[   11.311572]  <TASK>
[   11.311591]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.311613]  __dev_notify_flags (net/core/dev.c:9787)
[   11.311638]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.311664]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   11.311686]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.311713]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.311735]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   11.311764]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   11.311793]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.311819]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.311843]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.311864]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.311888]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.311908]  ___sys_sendmsg (net/socket.c:2752)
[   11.311931]  __sys_sendmsg (net/socket.c:2784)
[   11.311952]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.311974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.312002] RIP: 0033:0x7f5555d0608e
[   11.312022] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.312115] RSP: 002b:00007fff9757b7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.312153] RAX: ffffffffffffffda RBX: 00007fff9757bf78 RCX: 00007f5555d0608e
[   11.312189] RDX: 0000000000000000 RSI: 00007fff9757b870 RDI: 0000000000000005
[   11.312234] RBP: 00007fff9757b7d0 R08: 0000000000000000 R09: 0000000000000000
[   11.312278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d1
[   11.312320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9757bf30
| [   11.315408] ------------[ cut here ]------------
| [   11.315474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/259
| [   11.315564] Modules linked in:
| [   11.315713] Tainted: [W]=WARN
[   11.315768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.315838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.315902] 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
[   11.316053] RSP: 0018:ff264db200577720 EFLAGS: 00010286
[   11.316116] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   11.316196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.316275] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec901180030
[   11.316354] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   11.316436] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c01300
[   11.316515] FS:  00007fbbb7822840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.316592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.316661] CR2: 00007fbbb7af21a0 CR3: 0000000006d25003 CR4: 0000000000771ef0
[   11.316738] PKRU: 55555554
[   11.316786] Call Trace:
[   11.316833]  <TASK>
[   11.316882]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.316938]  __dev_notify_flags (net/core/dev.c:9787)
[   11.317016]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   11.317073]  netif_change_flags (net/core/dev.c:9820)
[   11.317130]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.317188]  ? __nla_validate_parse (lib/nlattr.c:620)
[   11.317254]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   11.317311]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   11.317368]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.317446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.317502]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   11.317559]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.317621]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.317678]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.317736]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.317793]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.317851]  ___sys_sendmsg (net/socket.c:2752)
[   11.317908]  __sys_sendmsg (net/socket.c:2784)
[   11.317965]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.318032]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.318094] RIP: 0033:0x7fbbb7a5c08e
[   11.318150] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.318280] RSP: 002b:00007ffdc0bdc0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.318357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbbb7a5c08e
[   11.318462] RDX: 0000000000000000 RSI: 00007ffdc0bdc150 RDI: 0000000000000005
[   11.318540] RBP: 00007ffdc0bdc0b0 R08: 0000000000000000 R09: 0000000000000000
[   11.318618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d1
[   11.318693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc0bdc820
| [   11.318941] ------------[ cut here ]------------
| [   11.318988] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.319056] Modules linked in:
| [   11.319142] Tainted: [W]=WARN
[   11.319167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.319201] Workqueue: netns cleanup_net
[   11.319223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.319251] 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
[   11.319348] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.319372] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.319416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01d00
[   11.319461] RBP: 0000000000000000 R08: ff15aec901976490 R09: ff15aec904e32830
[   11.319506] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   11.319549] R13: 0000000000000011 R14: ff15aec904c73000 R15: ff15aec903c01d00
[   11.319592] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.319635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.319663] CR2: 00005600410aad5c CR3: 00000000071db004 CR4: 0000000000771ef0
[   11.319708] PKRU: 55555554
[   11.319722] Call Trace:
[   11.319737]  <TASK>
[   11.319750]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.319780]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.319809]  cleanup_net (net/core/net_namespace.c:702)
[   11.319829]  process_one_work (kernel/workqueue.c:3314)
[   11.319850]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.319872]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.319891]  kthread (kernel/kthread.c:436)
[   11.319912]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.319934]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.319957]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.319979]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.320098] ------------[ cut here ]------------
| [   11.320122] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.320177] Modules linked in:
| [   11.320261] Tainted: [W]=WARN
[   11.320283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.320316] Workqueue: netns cleanup_net
[   11.320338] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.320367] 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
[   11.320467] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.320493] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.320530] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfad00
[   11.320570] RBP: 0000000000000000 R08: ff15aec901963c10 R09: ff15aec903c59030
[   11.320610] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   11.320650] R13: 0000000000000011 R14: ff15aec904c64000 R15: ff15aec901dfad00
[   11.320693] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.320740] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.320777] CR2: 00005600410aad5c CR3: 00000000071db004 CR4: 0000000000771ef0
[   11.320817] PKRU: 55555554
[   11.320831] Call Trace:
[   11.320844]  <TASK>
[   11.320856]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.320883]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.320905]  cleanup_net (net/core/net_namespace.c:702)
[   11.320927]  process_one_work (kernel/workqueue.c:3314)
[   11.320946]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.320966]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.320989]  kthread (kernel/kthread.c:436)
[   11.321012]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.321033]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.321055]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.321078]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.321179] ------------[ cut here ]------------
| [   11.321211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.321266] Modules linked in:
| [   11.321345] Tainted: [W]=WARN
[   11.321368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.321409] Workqueue: netns cleanup_net
[   11.321428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.321457] 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
[   11.321558] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.321588] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.321635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01e00
[   11.321675] RBP: 0000000000000000 R08: ff15aec903e140d0 R09: ff15aec904c6e034
[   11.321715] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   11.321759] R13: 0000000000000011 R14: ff15aec904c67000 R15: ff15aec903c01e00
[   11.321795] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.321832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.321873] CR2: 00005600410aad5c CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.321916] PKRU: 55555554
[   11.321927] Call Trace:
[   11.321943]  <TASK>
[   11.321955]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.321987]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.322020]  cleanup_net (net/core/net_namespace.c:702)
[   11.322042]  process_one_work (kernel/workqueue.c:3314)
[   11.322059]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.322086]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.322110]  kthread (kernel/kthread.c:436)
[   11.322132]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.322155]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.322174]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.322197]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.322305] ------------[ cut here ]------------
| [   11.322336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.322384] Modules linked in:
| [   11.322464] Tainted: [W]=WARN
[   11.322489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.322530] Workqueue: netns cleanup_net
[   11.322549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.322572] 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
[   11.322672] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.322701] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.322744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01b00
[   11.322789] RBP: 0000000000000000 R08: ff15aec901963a10 R09: ff15aec904e31830
[   11.322832] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   11.322874] R13: 0000000000000011 R14: ff15aec904c60000 R15: ff15aec903c01b00
[   11.322925] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.322977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.323013] CR2: 00005600410aad5c CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.323066] PKRU: 55555554
[   11.323079] Call Trace:
[   11.323095]  <TASK>
[   11.323108]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.323141]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.323160]  cleanup_net (net/core/net_namespace.c:702)
[   11.323182]  process_one_work (kernel/workqueue.c:3314)
[   11.323204]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.323232]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.323254]  kthread (kernel/kthread.c:436)
[   11.323275]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.323298]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.323325]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.323348]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.323457] ------------[ cut here ]------------
| [   11.323516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.323573] Modules linked in:
| [   11.323645] Tainted: [W]=WARN
[   11.323665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.323697] Workqueue: netns cleanup_net
[   11.323716] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.323741] 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
[   11.323843] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   11.323869] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.323912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01600
[   11.323956] RBP: 0000000000000000 R08: ff15aec901963c90 R09: ff15aec904c84030
[   11.324000] R10: ff15aec904c61120 R11: fefefefefefefeff R12: 0000000000000000
[   11.324046] R13: 0000000000000011 R14: ff15aec904c61000 R15: ff15aec903c01600
[   11.324088] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.324123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.324159] CR2: 00005600410aad5c CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.324199] PKRU: 55555554
[   11.324211] Call Trace:
[   11.324224]  <TASK>
[   11.324240]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.324272]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.324295]  cleanup_net (net/core/net_namespace.c:702)
[   11.324316]  process_one_work (kernel/workqueue.c:3314)
[   11.324334]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.324356]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.324380]  kthread (kernel/kthread.c:436)
[   11.324407]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.324432]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.324455]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.324479]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.325499] ------------[ cut here ]------------
| [   11.325543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/260
| [   11.325600] Modules linked in:
| [   11.325702] Tainted: [W]=WARN
[   11.325724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.325763] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.325800] 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
[   11.325906] RSP: 0018:ff264db20033f720 EFLAGS: 00010286
[   11.325941] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   11.325993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   11.326041] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec903fe6030
[   11.326089] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   11.326135] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c16000
[   11.326182] FS:  00007fea6ed63840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   11.326226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.326265] CR2: 000000003438f988 CR3: 00000000075df005 CR4: 0000000000771ef0
[   11.326307] PKRU: 55555554
[   11.326322] Call Trace:
[   11.326338]  <TASK>
[   11.326359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.326384]  __dev_notify_flags (net/core/dev.c:9787)
[   11.326413]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   11.326440]  netif_change_flags (net/core/dev.c:9820)
[   11.326465]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.326489]  ? __nla_validate_parse (lib/nlattr.c:620)
[   11.326521]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   11.326549]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   11.326574]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.326606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.326628]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   11.326657]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.326692]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.326717]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.326739]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.326762]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.326784]  ___sys_sendmsg (net/socket.c:2752)
[   11.326807]  __sys_sendmsg (net/socket.c:2784)
[   11.326829]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.326854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.326882] RIP: 0033:0x7fea6ef9d08e
[   11.326913] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.327015] RSP: 002b:00007fffafde5b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.327060] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea6ef9d08e
[   11.327101] RDX: 0000000000000000 RSI: 00007fffafde5bc0 RDI: 0000000000000005
[   11.327144] RBP: 00007fffafde5b20 R08: 0000000000000000 R09: 0000000000000000
[   11.327193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d1
[   11.327239] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffafde6290
| [   11.327365] ------------[ cut here ]------------
| [   11.327464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/45
| [   11.327542] Modules linked in:
| [   11.327625] Tainted: [W]=WARN
[   11.327648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.327683] Workqueue: events_unbound linkwatch_event
[   11.327720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.327753] 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
[   11.327855] RSP: 0018:ff264db200193d50 EFLAGS: 00010286
[   11.327882] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   11.327923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06600
[   11.327965] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec904c96030
[   11.328013] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   11.328055] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c06600
[   11.328107] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   11.328152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.328191] CR2: 00005600410aad5c CR3: 00000000071db001 CR4: 0000000000771ef0
[   11.328234] PKRU: 55555554
[   11.328253] Call Trace:
[   11.328271]  <TASK>
[   11.328289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.328315]  netif_state_change (net/core/dev.c:1605)
[   11.328341]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.328363]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.328400]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.328425]  process_one_work (kernel/workqueue.c:3314)
[   11.328452]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.328474]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.328495]  kthread (kernel/kthread.c:436)
[   11.328516]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.328542]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.328567]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.328588]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.331979] ------------[ cut here ]------------
| [   11.332090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/261
| [   11.334436] Modules linked in:
| [   11.334550] Tainted: [W]=WARN
[   11.334572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.334614] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.334645] 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
[   11.334745] RSP: 0018:ff264db20057f708 EFLAGS: 00010286
[   11.334779] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   11.334822] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   11.334868] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec903fe6030
[   11.334914] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   11.334960] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c16000
[   11.335017] FS:  00007f57a9bd9840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   11.335065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.335099] CR2: 00007f57a9f61900 CR3: 00000000075dd001 CR4: 0000000000771ef0
[   11.335145] PKRU: 55555554
[   11.335160] Call Trace:
[   11.335173]  <TASK>
[   11.335200]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.335222]  notifier_call_chain (kernel/notifier.c:85)
[   11.335248]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.335277]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.335299]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   11.335322]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   11.335349]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.335378]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.335420]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   11.335440]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.335470]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.335493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.335514]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.335537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.335560]  ___sys_sendmsg (net/socket.c:2752)
[   11.335585]  __sys_sendmsg (net/socket.c:2784)
[   11.335611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.335635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.335670] RIP: 0033:0x7f57a9e1308e
[   11.335692] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.335791] RSP: 002b:00007fff84a9d4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.335838] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f57a9e1308e
[   11.335882] RDX: 0000000000000000 RSI: 00007fff84a9d570 RDI: 0000000000000005
[   11.335925] RBP: 00007fff84a9d4d0 R08: 0000000000000000 R09: 0000000000000000
[   11.335973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d2
[   11.336019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff84a9dc40
| [   11.336170] ------------[ cut here ]------------
| [   11.336200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   11.336259] Modules linked in:
| [   11.336341] Tainted: [W]=WARN
[   11.336362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.336404] Workqueue: netns cleanup_net
[   11.336429] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.336460] 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
[   11.336564] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   11.336596] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   11.336635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01400
[   11.336675] RBP: 0000000000000000 R08: ff15aec901976010 R09: ff15aec904c8482c
[   11.336720] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[   11.336763] R13: 0000000000000011 R14: ff15aec904e94000 R15: ff15aec903c01400
[   11.336805] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   11.336847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.336881] CR2: 00005600410aad5c CR3: 000000001e047002 CR4: 0000000000771ef0
[   11.336928] PKRU: 55555554
[   11.336940] Call Trace:
[   11.336954]  <TASK>
[   11.336973]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.337005]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.337037]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.337059]  cleanup_net (net/core/net_namespace.c:702)
[   11.337081]  process_one_work (kernel/workqueue.c:3314)
[   11.337101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.337120]  ? rescuer_thread (kernel/workqueue.c:3672)
[   11.337140]  kthread (kernel/kthread.c:436)
[   11.337163]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.337185]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.337210]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   11.337233]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.340370] ------------[ cut here ]------------
| [   11.340442] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/262
| [   11.340531] Modules linked in:
| [   11.340682] Tainted: [W]=WARN
[   11.340737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.340807] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.340870] 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
[   11.341011] RSP: 0018:ff264db2005876d0 EFLAGS: 00010286
[   11.341074] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   11.341151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06700
[   11.341229] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec901180030
[   11.341305] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   11.341384] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c06700
[   11.341473] FS:  00007f77c5538840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.341555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.341624] CR2: 00000000004ebb20 CR3: 0000000006c67006 CR4: 0000000000771ef0
[   11.341702] PKRU: 55555554
[   11.341750] Call Trace:
[   11.341798]  <TASK>
[   11.341846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   11.341903]  netif_state_change (net/core/dev.c:1605)
[   11.341960]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.342021]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   11.342078]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   11.342136]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   11.342199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.342269]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   11.342334]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.342433]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.342494]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.342551]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.342609]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.342666]  ___sys_sendmsg (net/socket.c:2752)
[   11.342724]  __sys_sendmsg (net/socket.c:2784)
[   11.342781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.342843]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.342906] RIP: 0033:0x7f77c577208e
[   11.342962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.343098] RSP: 002b:00007ffed6fe67d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.343176] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f77c577208e
[   11.343251] RDX: 0000000000000000 RSI: 00007ffed6fe6880 RDI: 0000000000000006
[   11.343331] RBP: 00007ffed6fe67e0 R08: 0000000000000000 R09: 0000000000000000
[   11.343423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d1
[   11.343506] R13: 00007ffed6fe6930 R14: 0000000000000000 R15: 0000000000000004
| [   11.343796] ------------[ cut here ]------------
| [   11.343879] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/262
| [   11.343992] Modules linked in:
| [   11.344195] Tainted: [W]=WARN
[   11.344259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.344346] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.344425] 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
[   11.344599] RSP: 0018:ff264db200587708 EFLAGS: 00010286
[   11.344682] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   11.344784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   11.344880] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec901180030
[   11.344958] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   11.345050] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c01300
[   11.345143] FS:  00007f77c5538840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   11.345232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.345331] CR2: 00007f77c58c0900 CR3: 0000000006c67006 CR4: 0000000000771ef0
[   11.345427] PKRU: 55555554
[   11.345477] Call Trace:
[   11.345527]  <TASK>
[   11.345586]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.345652]  notifier_call_chain (kernel/notifier.c:85)
[   11.345720]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.345797]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.345861]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   11.345926]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   11.346000]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   11.346071]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.346134]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   11.346193]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   11.346262]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.346326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.346402]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.346463]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.346525]  ___sys_sendmsg (net/socket.c:2752)
[   11.346607]  __sys_sendmsg (net/socket.c:2784)
[   11.346685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.346752]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.346825] RIP: 0033:0x7f77c577208e
[   11.346885] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.347071] RSP: 002b:00007ffed6fe8450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.347164] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f77c577208e
[   11.347240] RDX: 0000000000000000 RSI: 00007ffed6fe8500 RDI: 0000000000000005
[   11.347318] RBP: 00007ffed6fe8460 R08: 0000000000000000 R09: 0000000000000000
[   11.347399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d2
[   11.347476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed6fe8bd0
| [   14.175990] ------------[ cut here ]------------
| [   14.176037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.176101] Modules linked in:
| [   14.176196] Tainted: [W]=WARN
[   14.176219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.176253] Workqueue: netns cleanup_net
[   14.176279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.176314] 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
[   14.176417] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.176445] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.176483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.176527] RBP: 0000000000000000 R08: ff15aec903ee86d0 R09: ff15aec904e2e030
[   14.176565] R10: ff15aec902ec7120 R11: fefefefefefefeff R12: 0000000000000000
[   14.176608] R13: 0000000000000011 R14: ff15aec902ec7000 R15: ff15aec903c01c00
[   14.176652] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.176699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.176737] CR2: 00007f59ced56574 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.176775] PKRU: 55555554
[   14.176791] Call Trace:
[   14.176810]  <TASK>
[   14.176823]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.176850]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.176873]  cleanup_net (net/core/net_namespace.c:702)
[   14.176891]  process_one_work (kernel/workqueue.c:3314)
[   14.176915]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.176938]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.176957]  kthread (kernel/kthread.c:436)
[   14.176984]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.177008]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.177033]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.177055]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.177197] ------------[ cut here ]------------
| [   14.177227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.177277] Modules linked in:
| [   14.177353] Tainted: [W]=WARN
[   14.177370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.177412] Workqueue: netns cleanup_net
[   14.177442] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.177470] 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
[   14.177568] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.177599] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.177635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.177674] RBP: 0000000000000000 R08: ff15aec903ee87d0 R09: ff15aec904e87830
[   14.177715] R10: ff15aec904e93120 R11: fefefefefefefeff R12: 0000000000000000
[   14.177754] R13: 0000000000000011 R14: ff15aec904e93000 R15: ff15aec903c01c00
[   14.177793] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.177840] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.177870] CR2: 00007f59ced56574 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.177905] PKRU: 55555554
[   14.177919] Call Trace:
[   14.177938]  <TASK>
[   14.177953]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.177983]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.178004]  cleanup_net (net/core/net_namespace.c:702)
[   14.178027]  process_one_work (kernel/workqueue.c:3314)
[   14.178053]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.178075]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.178091]  kthread (kernel/kthread.c:436)
[   14.178115]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.178138]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.178156]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.178175]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.178281] ------------[ cut here ]------------
| [   14.178306] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.178372] Modules linked in:
| [   14.178454] Tainted: [W]=WARN
[   14.178479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.178515] Workqueue: netns cleanup_net
[   14.178537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.178561] 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
[   14.178665] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.178696] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.178731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.178768] RBP: 0000000000000000 R08: ff15aec903ee88d0 R09: ff15aec90333d834
[   14.178808] R10: ff15aec903fe3120 R11: fefefefefefefeff R12: 0000000000000000
[   14.178846] R13: 0000000000000011 R14: ff15aec903fe3000 R15: ff15aec903c01c00
[   14.178884] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.178930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.178963] CR2: 00007f59ced56574 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.179004] PKRU: 55555554
[   14.179019] Call Trace:
[   14.179034]  <TASK>
[   14.179047]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.179076]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.179097]  cleanup_net (net/core/net_namespace.c:702)
[   14.179117]  process_one_work (kernel/workqueue.c:3314)
[   14.179138]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.179161]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.179181]  kthread (kernel/kthread.c:436)
[   14.179205]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.179226]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.179247]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.179268]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.179364] ------------[ cut here ]------------
| [   14.179394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.179454] Modules linked in:
| [   14.179531] Tainted: [W]=WARN
[   14.179554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.179595] Workqueue: netns cleanup_net
[   14.179617] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.179647] 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
[   14.179741] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.179768] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.179810] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.179850] RBP: 0000000000000000 R08: ff15aec903ee8b90 R09: ff15aec907d65830
[   14.179897] R10: ff15aec906e5e120 R11: fefefefefefefeff R12: 0000000000000000
[   14.179937] R13: 0000000000000011 R14: ff15aec906e5e000 R15: ff15aec903c01c00
[   14.179983] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.180032] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.180067] CR2: 00007f59ced56574 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.180107] PKRU: 55555554
[   14.180125] Call Trace:
[   14.180138]  <TASK>
[   14.180154]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.180184]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.180212]  cleanup_net (net/core/net_namespace.c:702)
[   14.180232]  process_one_work (kernel/workqueue.c:3314)
[   14.180259]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.180278]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.180301]  kthread (kernel/kthread.c:436)
[   14.180322]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.180345]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.180363]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.180385]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.180490] ------------[ cut here ]------------
| [   14.180518] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.180580] Modules linked in:
| [   14.180653] Tainted: [W]=WARN
[   14.180673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.180703] Workqueue: netns cleanup_net
[   14.180724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.180754] 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
[   14.180844] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.180872] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.180909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.180955] RBP: 0000000000000000 R08: ff15aec903ee8c90 R09: ff15aec904e4a830
[   14.180995] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   14.181034] R13: 0000000000000011 R14: ff15aec903fe1000 R15: ff15aec903c01c00
[   14.181079] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.181123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.181157] CR2: 00007f59ced56574 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.181199] PKRU: 55555554
[   14.181214] Call Trace:
[   14.181228]  <TASK>
[   14.181241]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.181269]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.181292]  cleanup_net (net/core/net_namespace.c:702)
[   14.181313]  process_one_work (kernel/workqueue.c:3314)
[   14.181334]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.181354]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.181376]  kthread (kernel/kthread.c:436)
[   14.181396]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.181421]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.181441]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.181466]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.187006] ------------[ cut here ]------------
| [   14.187043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.187097] Modules linked in:
| [   14.187172] Tainted: [W]=WARN
[   14.187192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.187228] Workqueue: netns cleanup_net
[   14.187251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.187282] 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
[   14.187386] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   14.187420] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.187464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.187505] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec903fe1030
[   14.187546] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   14.187597] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c01c00
[   14.187643] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.187687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.187723] CR2: 00007f62b60197a0 CR3: 00000000018f9001 CR4: 0000000000771ef0
[   14.187768] PKRU: 55555554
[   14.187781] Call Trace:
[   14.187797]  <TASK>
[   14.187810]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.187832]  netif_close_many (net/core/dev.c:1804)
[   14.187851]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.187876]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   14.187907]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.187934]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.187956]  cleanup_net (net/core/net_namespace.c:702)
[   14.187982]  process_one_work (kernel/workqueue.c:3314)
[   14.188004]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.188027]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.188046]  kthread (kernel/kthread.c:436)
[   14.188067]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.188089]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.188113]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.188139]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.188234] ------------[ cut here ]------------
| [   14.188261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.188310] Modules linked in:
| [   14.188387] Tainted: [W]=WARN
[   14.188439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.188477] Workqueue: netns cleanup_net
[   14.188500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.188527] 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
[   14.188628] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   14.188654] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   14.188697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.188737] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec903fe1030
[   14.188780] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   14.188820] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec903c01c00
[   14.188860] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.188901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.188935] CR2: 00007f62b60197a0 CR3: 00000000018f9001 CR4: 0000000000771ef0
[   14.188983] PKRU: 55555554
[   14.188999] Call Trace:
[   14.189013]  <TASK>
[   14.189027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.189048]  netif_close_many (net/core/dev.c:1804)
[   14.189066]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.189096]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   14.189125]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.189151]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.189173]  cleanup_net (net/core/net_namespace.c:702)
[   14.189193]  process_one_work (kernel/workqueue.c:3314)
[   14.189213]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.189234]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.189253]  kthread (kernel/kthread.c:436)
[   14.189275]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.189296]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.189317]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.189338]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.189488] ------------[ cut here ]------------
| [   14.189515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.189574] Modules linked in:
| [   14.189653] Tainted: [W]=WARN
[   14.189675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.189710] Workqueue: netns cleanup_net
[   14.189730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.189756] 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
[   14.189865] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   14.189892] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.189932] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.189979] RBP: 0000000000000000 R08: ff15aec903dde0d0 R09: ff15aec904c6a830
[   14.190022] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   14.190066] R13: 0000000000000011 R14: ff15aec904e79000 R15: ff15aec903c01c00
[   14.190104] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.190147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.190180] CR2: 00007f62b60197a0 CR3: 00000000018f9001 CR4: 0000000000771ef0
[   14.190224] PKRU: 55555554
[   14.190239] Call Trace:
[   14.190252]  <TASK>
[   14.190267]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.190292]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.190318]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.190342]  cleanup_net (net/core/net_namespace.c:702)
[   14.190364]  process_one_work (kernel/workqueue.c:3314)
[   14.190382]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.190406]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.190423]  kthread (kernel/kthread.c:436)
[   14.190442]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.190463]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.190484]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.190505]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.190621] ------------[ cut here ]------------
| [   14.190650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.190708] Modules linked in:
| [   14.190800] Tainted: [W]=WARN
[   14.190821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.190854] Workqueue: netns cleanup_net
[   14.190875] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.190904] 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
[   14.191005] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   14.191032] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.191062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.191116] RBP: 0000000000000000 R08: ff15aec903e1a210 R09: ff15aec904f55830
[   14.191156] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   14.191198] R13: 0000000000000011 R14: ff15aec904e76000 R15: ff15aec903c01c00
[   14.191242] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.191284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.191317] CR2: 00007f62b60197a0 CR3: 00000000018f9001 CR4: 0000000000771ef0
[   14.191356] PKRU: 55555554
[   14.191372] Call Trace:
[   14.191386]  <TASK>
[   14.191403]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.191432]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.191464]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.191487]  cleanup_net (net/core/net_namespace.c:702)
[   14.191507]  process_one_work (kernel/workqueue.c:3314)
[   14.191527]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.191546]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.191570]  kthread (kernel/kthread.c:436)
[   14.191594]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.191613]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.191642]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.191663]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.191773] ------------[ cut here ]------------
| [   14.191806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.191869] Modules linked in:
| [   14.191943] Tainted: [W]=WARN
[   14.191973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.192010] Workqueue: netns cleanup_net
[   14.192031] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.192059] 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
[   14.192162] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   14.192189] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.192232] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.192272] RBP: 0000000000000000 R08: ff15aec903ee8d90 R09: ff15aec903c5a02c
[   14.192314] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[   14.192363] R13: 0000000000000011 R14: ff15aec906e58000 R15: ff15aec903c01c00
[   14.192412] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.192451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.192484] CR2: 00007f62b60197a0 CR3: 00000000018f9001 CR4: 0000000000771ef0
[   14.192526] PKRU: 55555554
[   14.192541] Call Trace:
[   14.192556]  <TASK>
[   14.192568]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.192596]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.192625]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.192656]  cleanup_net (net/core/net_namespace.c:702)
[   14.192680]  process_one_work (kernel/workqueue.c:3314)
[   14.192703]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.192724]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.192744]  kthread (kernel/kthread.c:436)
[   14.192769]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.192790]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.192813]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.192839]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.193026] ------------[ cut here ]------------
| [   14.193062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.193117] Modules linked in:
| [   14.193202] Tainted: [W]=WARN
[   14.193222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.193256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.193282] 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
[   14.193381] RSP: 0018:ff264db2004dfcb8 EFLAGS: 00010286
[   14.193411] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.193458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbe00
[   14.193500] RBP: 0000000000000000 R08: ff15aec9019254d0 R09: ff15aec904e7a02c
[   14.193542] R10: ff15aec904c94120 R11: fefefefefefefeff R12: 0000000000000000
[   14.193583] R13: 0000000000000010 R14: ff15aec904c94000 R15: ff15aec9033fbe00
[   14.193622] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.193667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.193700] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.193743] PKRU: 55555554
[   14.193767] Call Trace:
[   14.193785]  <TASK>
[   14.193799]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.193822]  register_netdevice (net/core/dev.c:11488)
[   14.193844]  register_netdev (net/core/dev.c:11552)
[   14.193866]  loopback_net_init (drivers/net/loopback.c:218)
[   14.193890]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   14.193919]  ops_init (net/core/net_namespace.c:137)
[   14.193940]  setup_net (net/core/net_namespace.c:446)
[   14.193961]  copy_net_ns (net/core/net_namespace.c:579)
[   14.193990]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.194018]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.194050]  ksys_unshare (kernel/fork.c:3243)
[   14.194078]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.194099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.194124]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.194154] RIP: 0033:0x7f62b5f0cbcb
[   14.194175] 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
[   14.194281] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.194322] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.194362] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.194405] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.194437] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.194477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.194592] ------------[ cut here ]------------
| [   14.194620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.194664] Modules linked in:
| [   14.194740] Tainted: [W]=WARN
[   14.194763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.194800] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.194829] 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
[   14.194920] RSP: 0018:ff264db2004dfc10 EFLAGS: 00010286
[   14.194948] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.194994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[   14.195034] RBP: 0000000000000000 R08: ff15aec903d35890 R09: ff15aec904f56830
[   14.195075] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   14.195122] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec9033fba00
[   14.195161] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.195201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.195235] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.195276] PKRU: 55555554
[   14.195289] Call Trace:
[   14.195302]  <TASK>
[   14.195317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.195339]  register_netdevice (net/core/dev.c:11488)
[   14.195360]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   14.195383]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   14.195408]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   14.195432]  ops_init (net/core/net_namespace.c:137)
[   14.195452]  setup_net (net/core/net_namespace.c:446)
[   14.195472]  copy_net_ns (net/core/net_namespace.c:579)
[   14.195494]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.195520]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.195549]  ksys_unshare (kernel/fork.c:3243)
[   14.195571]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.195592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.195616]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.195643] RIP: 0033:0x7f62b5f0cbcb
[   14.195663] 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
[   14.195763] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.195804] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.195845] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.195889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.195930] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.195980] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.196095] ------------[ cut here ]------------
| [   14.196122] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.196169] Modules linked in:
| [   14.196242] Tainted: [W]=WARN
[   14.196264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.196295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.196325] 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
[   14.196496] RSP: 0018:ff264db2004dfbf0 EFLAGS: 00010286
[   14.196525] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.196563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06600
[   14.196602] RBP: 0000000000000000 R08: ff15aec903dde010 R09: ff15aec904e28830
[   14.196644] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[   14.196677] R13: 0000000000000010 R14: ff15aec904e94000 R15: ff15aec903c06600
[   14.196723] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.196767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.196803] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.196845] PKRU: 55555554
[   14.196858] Call Trace:
[   14.196870]  <TASK>
[   14.196884]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.196907]  register_netdevice (net/core/dev.c:11488)
[   14.196925]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   14.196943]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   14.196964]  vti_init_net (net/ipv4/ip_vti.c:517)
[   14.196988]  ops_init (net/core/net_namespace.c:137)
[   14.197015]  setup_net (net/core/net_namespace.c:446)
[   14.197036]  copy_net_ns (net/core/net_namespace.c:579)
[   14.197057]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.197088]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.197114]  ksys_unshare (kernel/fork.c:3243)
[   14.197138]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.197159]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.197179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.197204] RIP: 0033:0x7f62b5f0cbcb
[   14.197227] 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
[   14.197317] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.197360] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.197398] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.197445] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.197484] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.197522] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.197638] ------------[ cut here ]------------
| [   14.197664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.197713] Modules linked in:
| [   14.197787] Tainted: [W]=WARN
[   14.197805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.197840] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.197868] 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
[   14.197955] RSP: 0018:ff264db2004dfca8 EFLAGS: 00010286
[   14.197985] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.198028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17400
[   14.198075] RBP: 0000000000000000 R08: ff15aec903df21d0 R09: ff15aec904c60034
[   14.198116] R10: ff15aec904c63120 R11: fefefefefefefeff R12: 0000000000000000
[   14.198156] R13: 0000000000000010 R14: ff15aec904c63000 R15: ff15aec903c17400
[   14.198198] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.198242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.198278] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.198316] PKRU: 55555554
[   14.198330] Call Trace:
[   14.198343]  <TASK>
[   14.198358]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.198382]  register_netdevice (net/core/dev.c:11488)
[   14.198408]  register_netdev (net/core/dev.c:11552)
[   14.198428]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   14.198453]  ops_init (net/core/net_namespace.c:137)
[   14.198473]  setup_net (net/core/net_namespace.c:446)
[   14.198492]  copy_net_ns (net/core/net_namespace.c:579)
[   14.198513]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.198541]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.198567]  ksys_unshare (kernel/fork.c:3243)
[   14.198588]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.198608]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.198630]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.198657] RIP: 0033:0x7f62b5f0cbcb
[   14.198676] 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
[   14.198767] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.198806] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.198844] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.198888] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.198930] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.198977] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.199094] ------------[ cut here ]------------
| [   14.199126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.199176] Modules linked in:
| [   14.199254] Tainted: [W]=WARN
[   14.199280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.199316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.199344] 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
[   14.199443] RSP: 0018:ff264db2004dfca0 EFLAGS: 00010286
[   14.199472] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.199513] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[   14.199553] RBP: 0000000000000000 R08: ff15aec901976b10 R09: ff15aec904c73030
[   14.199597] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   14.199636] R13: 0000000000000010 R14: ff15aec904c60000 R15: ff15aec9033fba00
[   14.199679] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.199720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.199755] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.199794] PKRU: 55555554
[   14.199807] Call Trace:
[   14.199821]  <TASK>
[   14.199834]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.199855]  register_netdevice (net/core/dev.c:11488)
[   14.199877]  register_netdev (net/core/dev.c:11552)
[   14.199899]  sit_init_net (net/ipv6/sit.c:1860)
[   14.199922]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   14.199945]  ops_init (net/core/net_namespace.c:137)
[   14.199965]  setup_net (net/core/net_namespace.c:446)
[   14.199986]  copy_net_ns (net/core/net_namespace.c:579)
[   14.200009]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.200037]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.200065]  ksys_unshare (kernel/fork.c:3243)
[   14.200088]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.200110]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.200130]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.200153] RIP: 0033:0x7f62b5f0cbcb
[   14.200173] 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
[   14.200267] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.200307] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.200347] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.200386] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.200425] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.200462] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.200585] ------------[ cut here ]------------
| [   14.200614] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/276
| [   14.200661] Modules linked in:
| [   14.200740] Tainted: [W]=WARN
[   14.200759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.200798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.200823] 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
[   14.200914] RSP: 0018:ff264db2004dfca8 EFLAGS: 00010286
[   14.200941] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.200986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06100
[   14.201028] RBP: 0000000000000000 R08: ff15aec903df2810 R09: ff15aec904c70030
[   14.201068] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   14.201106] R13: 0000000000000010 R14: ff15aec904c73000 R15: ff15aec903c06100
[   14.201147] FS:  00007f62b5c4a840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   14.201190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.201223] CR2: 00007f62b5e4bc20 CR3: 00000000018f9004 CR4: 0000000000771ef0
[   14.201263] PKRU: 55555554
[   14.201277] Call Trace:
[   14.201291]  <TASK>
[   14.201304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.201324]  register_netdevice (net/core/dev.c:11488)
[   14.201344]  register_netdev (net/core/dev.c:11552)
[   14.201365]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   14.201388]  ops_init (net/core/net_namespace.c:137)
[   14.201415]  setup_net (net/core/net_namespace.c:446)
[   14.201437]  copy_net_ns (net/core/net_namespace.c:579)
[   14.201457]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.201484]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.201509]  ksys_unshare (kernel/fork.c:3243)
[   14.201530]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.201550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.201575]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.201602] RIP: 0033:0x7f62b5f0cbcb
[   14.201621] 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
[   14.201712] RSP: 002b:00007ffcce26bf08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   14.201753] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f62b5f0cbcb
[   14.201793] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.201831] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.201872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcce26e130
[   14.201911] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcce26e8af
| [   14.205385] ------------[ cut here ]------------
| [   14.205470] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.205523] Modules linked in:
| [   14.205608] Tainted: [W]=WARN
[   14.205630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.205669] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.205697] 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
[   14.205797] RSP: 0018:ff264db2005cfcb8 EFLAGS: 00010286
[   14.205820] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.205861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   14.205903] RBP: 0000000000000000 R08: ff15aec901963f90 R09: ff15aec904e5a02c
[   14.205946] R10: ff15aec90201c120 R11: fefefefefefefeff R12: 0000000000000000
[   14.205991] R13: 0000000000000010 R14: ff15aec90201c000 R15: ff15aec903c01000
[   14.206038] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.206082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.206115] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.206158] PKRU: 55555554
[   14.206173] Call Trace:
[   14.206188]  <TASK>
[   14.206205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.206225]  register_netdevice (net/core/dev.c:11488)
[   14.206249]  register_netdev (net/core/dev.c:11552)
[   14.206270]  loopback_net_init (drivers/net/loopback.c:218)
[   14.206297]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   14.206328]  ops_init (net/core/net_namespace.c:137)
[   14.206350]  setup_net (net/core/net_namespace.c:446)
[   14.206369]  copy_net_ns (net/core/net_namespace.c:579)
[   14.206390]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.206424]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.206451]  ksys_unshare (kernel/fork.c:3243)
[   14.206474]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.206496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.206518]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.206548] RIP: 0033:0x7fcae9241bcb
[   14.206571] 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
[   14.206660] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.206699] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.206739] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.206782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.206819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.206858] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.206980] ------------[ cut here ]------------
| [   14.207007] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.207051] Modules linked in:
| [   14.207132] Tainted: [W]=WARN
[   14.207155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.207192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.207217] 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
[   14.207315] RSP: 0018:ff264db2005cfc10 EFLAGS: 00010286
[   14.207338] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.207381] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13d00
[   14.207425] RBP: 0000000000000000 R08: ff15aec903d35c10 R09: ff15aec904e6a830
[   14.207463] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   14.207510] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec903c13d00
[   14.207554] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.207595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.207628] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.207673] PKRU: 55555554
[   14.207685] Call Trace:
[   14.207701]  <TASK>
[   14.207715]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.207735]  register_netdevice (net/core/dev.c:11488)
[   14.207756]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   14.207780]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   14.207801]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   14.207819]  ops_init (net/core/net_namespace.c:137)
[   14.207839]  setup_net (net/core/net_namespace.c:446)
[   14.207860]  copy_net_ns (net/core/net_namespace.c:579)
[   14.207883]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.207912]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.207941]  ksys_unshare (kernel/fork.c:3243)
[   14.207963]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.207993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.208016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.208045] RIP: 0033:0x7fcae9241bcb
[   14.208065] 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
[   14.208160] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.208201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.208243] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.208283] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.208322] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.208363] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.208481] ------------[ cut here ]------------
| [   14.208508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.208557] Modules linked in:
| [   14.208632] Tainted: [W]=WARN
[   14.208653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.208687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.208716] 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
[   14.208816] RSP: 0018:ff264db2005cfbf0 EFLAGS: 00010286
[   14.208849] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.208889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[   14.208929] RBP: 0000000000000000 R08: ff15aec9019633d0 R09: ff15aec904e55030
[   14.208973] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   14.209016] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec903c13b00
[   14.209060] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.209103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.209139] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.209180] PKRU: 55555554
[   14.209192] Call Trace:
[   14.209203]  <TASK>
[   14.209216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.209238]  register_netdevice (net/core/dev.c:11488)
[   14.209260]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   14.209282]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   14.209303]  vti_init_net (net/ipv4/ip_vti.c:517)
[   14.209325]  ops_init (net/core/net_namespace.c:137)
[   14.209346]  setup_net (net/core/net_namespace.c:446)
[   14.209369]  copy_net_ns (net/core/net_namespace.c:579)
[   14.209391]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.209419]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.209444]  ksys_unshare (kernel/fork.c:3243)
[   14.209463]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.209484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.209507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.209534] RIP: 0033:0x7fcae9241bcb
[   14.209555] 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
[   14.209652] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.209695] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.209743] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.209780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.209820] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.209863] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.209995] ------------[ cut here ]------------
| [   14.210021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.210074] Modules linked in:
| [   14.210150] Tainted: [W]=WARN
[   14.210172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.210207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.210239] 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
[   14.210339] RSP: 0018:ff264db2005cfca8 EFLAGS: 00010286
[   14.210368] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.210413] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   14.210455] RBP: 0000000000000000 R08: ff15aec9019634d0 R09: ff15aec903fe4034
[   14.210500] R10: ff15aec903c63120 R11: fefefefefefefeff R12: 0000000000000000
[   14.210543] R13: 0000000000000010 R14: ff15aec903c63000 R15: ff15aec903c01000
[   14.210590] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.210628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.210661] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.210698] PKRU: 55555554
[   14.210717] Call Trace:
[   14.210730]  <TASK>
[   14.210746]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.210768]  register_netdevice (net/core/dev.c:11488)
[   14.210786]  register_netdev (net/core/dev.c:11552)
[   14.210809]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   14.210832]  ops_init (net/core/net_namespace.c:137)
[   14.210854]  setup_net (net/core/net_namespace.c:446)
[   14.210874]  copy_net_ns (net/core/net_namespace.c:579)
[   14.210896]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.210926]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.210953]  ksys_unshare (kernel/fork.c:3243)
[   14.210976]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.210998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.211018]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.211044] RIP: 0033:0x7fcae9241bcb
[   14.211065] 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
[   14.211161] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.211203] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.211244] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.211290] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.211330] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.211371] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.211495] ------------[ cut here ]------------
| [   14.211527] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.211580] Modules linked in:
| [   14.211658] Tainted: [W]=WARN
[   14.211677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.211710] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.211741] 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
[   14.211839] RSP: 0018:ff264db2005cfca0 EFLAGS: 00010286
[   14.211869] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.211909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16800
[   14.211949] RBP: 0000000000000000 R08: ff15aec901976e10 R09: ff15aec906e5b030
[   14.211994] R10: ff15aec903fe4120 R11: fefefefefefefeff R12: 0000000000000000
[   14.212026] R13: 0000000000000010 R14: ff15aec903fe4000 R15: ff15aec903c16800
[   14.212065] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.212104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.212137] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.212180] PKRU: 55555554
[   14.212192] Call Trace:
[   14.212207]  <TASK>
[   14.212221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.212241]  register_netdevice (net/core/dev.c:11488)
[   14.212261]  register_netdev (net/core/dev.c:11552)
[   14.212282]  sit_init_net (net/ipv6/sit.c:1860)
[   14.212305]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   14.212327]  ops_init (net/core/net_namespace.c:137)
[   14.212347]  setup_net (net/core/net_namespace.c:446)
[   14.212365]  copy_net_ns (net/core/net_namespace.c:579)
[   14.212386]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.212419]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.212448]  ksys_unshare (kernel/fork.c:3243)
[   14.212469]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.212491]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.212513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.212541] RIP: 0033:0x7fcae9241bcb
[   14.212562] 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
[   14.212655] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.212695] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.212737] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.212776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.212818] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.212856] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.212983] ------------[ cut here ]------------
| [   14.213009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [   14.213057] Modules linked in:
| [   14.213133] Tainted: [W]=WARN
[   14.213152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.213186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.213215] 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
[   14.213314] RSP: 0018:ff264db2005cfca8 EFLAGS: 00010286
[   14.213341] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.213382] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7c00
[   14.213430] RBP: 0000000000000000 R08: ff15aec903dd5d90 R09: ff15aec904e3d030
[   14.213473] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   14.213518] R13: 0000000000000010 R14: ff15aec906e5b000 R15: ff15aec9030f7c00
[   14.213562] FS:  00007fcae8f7f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.213595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.213634] CR2: 00007fcae9186430 CR3: 00000000032be004 CR4: 0000000000771ef0
[   14.213673] PKRU: 55555554
[   14.213689] Call Trace:
[   14.213703]  <TASK>
[   14.213718]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.213741]  register_netdevice (net/core/dev.c:11488)
[   14.213765]  register_netdev (net/core/dev.c:11552)
[   14.213787]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   14.213814]  ops_init (net/core/net_namespace.c:137)
[   14.213837]  setup_net (net/core/net_namespace.c:446)
[   14.213859]  copy_net_ns (net/core/net_namespace.c:579)
[   14.213880]  create_new_namespaces (kernel/nsproxy.c:132)
[   14.213903]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   14.213929]  ksys_unshare (kernel/fork.c:3243)
[   14.213948]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   14.213969]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.213996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.214023] RIP: 0033:0x7fcae9241bcb
[   14.214044] 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
[   14.214144] RSP: 002b:00007ffe194d19d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   14.214182] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fcae9241bcb
[   14.214229] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   14.214271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   14.214310] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe194d3c00
[   14.214354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe194d58af
| [   14.220029] ------------[ cut here ]------------
| [   14.220069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.220126] Modules linked in:
| [   14.220205] Tainted: [W]=WARN
[   14.220223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.220262] Workqueue: netns cleanup_net
[   14.220291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.220320] 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
[   14.220415] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.220441] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.220482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.220530] RBP: 0000000000000000 R08: ff15aec901963f10 R09: ff15aec904e65030
[   14.220571] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[   14.220612] R13: 0000000000000011 R14: ff15aec904e97000 R15: ff15aec903c01c00
[   14.220658] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.220702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.220734] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.220772] PKRU: 55555554
[   14.220787] Call Trace:
[   14.220799]  <TASK>
[   14.220814]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.220842]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.220861]  cleanup_net (net/core/net_namespace.c:702)
[   14.220885]  process_one_work (kernel/workqueue.c:3314)
[   14.220912]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.220934]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.220953]  kthread (kernel/kthread.c:436)
[   14.220976]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.220997]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.221020]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.221043]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.221141] ------------[ cut here ]------------
| [   14.221168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.221225] Modules linked in:
| [   14.221307] Tainted: [W]=WARN
[   14.221327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.221368] Workqueue: netns cleanup_net
[   14.221388] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.221421] 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
[   14.221522] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.221551] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.221592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.221637] RBP: 0000000000000000 R08: ff15aec9032164d0 R09: ff15aec904e62830
[   14.221672] R10: ff15aec903c65120 R11: fefefefefefefeff R12: 0000000000000000
[   14.221710] R13: 0000000000000011 R14: ff15aec903c65000 R15: ff15aec903c01c00
[   14.221754] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.221797] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.221836] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.221877] PKRU: 55555554
[   14.221890] Call Trace:
[   14.221901]  <TASK>
[   14.221913]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.221942]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.221964]  cleanup_net (net/core/net_namespace.c:702)
[   14.221989]  process_one_work (kernel/workqueue.c:3314)
[   14.222012]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.222031]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.222052]  kthread (kernel/kthread.c:436)
[   14.222069]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.222092]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.222112]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.222140]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.222249] ------------[ cut here ]------------
| [   14.222278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.222329] Modules linked in:
| [   14.222414] Tainted: [W]=WARN
[   14.222433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.222466] Workqueue: netns cleanup_net
[   14.222488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.222520] 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
[   14.222621] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.222648] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.222690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.222733] RBP: 0000000000000000 R08: ff15aec90311b790 R09: ff15aec904e81834
[   14.222775] R10: ff15aec904e73120 R11: fefefefefefefeff R12: 0000000000000000
[   14.222817] R13: 0000000000000011 R14: ff15aec904e73000 R15: ff15aec903c01c00
[   14.222862] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.222909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.222944] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.222989] PKRU: 55555554
[   14.223004] Call Trace:
[   14.223017]  <TASK>
[   14.223031]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.223058]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.223081]  cleanup_net (net/core/net_namespace.c:702)
[   14.223104]  process_one_work (kernel/workqueue.c:3314)
[   14.223126]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.223150]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.223170]  kthread (kernel/kthread.c:436)
[   14.223190]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.223211]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.223236]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.223255]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.223351] ------------[ cut here ]------------
| [   14.223381] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.223434] Modules linked in:
| [   14.223509] Tainted: [W]=WARN
[   14.223528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.223559] Workqueue: netns cleanup_net
[   14.223585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.223611] 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
[   14.223708] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.223734] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.223779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.223821] RBP: 0000000000000000 R08: ff15aec903e33490 R09: ff15aec90319b830
[   14.223863] R10: ff15aec903c66120 R11: fefefefefefefeff R12: 0000000000000000
[   14.223905] R13: 0000000000000011 R14: ff15aec903c66000 R15: ff15aec903c01c00
[   14.223949] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.223995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.224030] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.224069] PKRU: 55555554
[   14.224083] Call Trace:
[   14.224098]  <TASK>
[   14.224112]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.224140]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.224166]  cleanup_net (net/core/net_namespace.c:702)
[   14.224189]  process_one_work (kernel/workqueue.c:3314)
[   14.224208]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.224230]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.224252]  kthread (kernel/kthread.c:436)
[   14.224274]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.224295]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.224318]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.224339]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.224444] ------------[ cut here ]------------
| [   14.224473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.224528] Modules linked in:
| [   14.224602] Tainted: [W]=WARN
[   14.224618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.224652] Workqueue: netns cleanup_net
[   14.224671] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.224703] 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
[   14.224796] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   14.224825] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.224864] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.224908] RBP: 0000000000000000 R08: ff15aec901963fd0 R09: ff15aec90319c030
[   14.224950] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[   14.224993] R13: 0000000000000011 R14: ff15aec904e71000 R15: ff15aec903c01c00
[   14.225029] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.225071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.225110] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.225156] PKRU: 55555554
[   14.225169] Call Trace:
[   14.225181]  <TASK>
[   14.225197]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.225221]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   14.225241]  cleanup_net (net/core/net_namespace.c:702)
[   14.225262]  process_one_work (kernel/workqueue.c:3314)
[   14.225281]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.225306]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.225326]  kthread (kernel/kthread.c:436)
[   14.225348]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.225365]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.225385]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.225411]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.228963] ------------[ cut here ]------------
| [   14.229033] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/280
| [   14.229122] Modules linked in:
| [   14.229268] Tainted: [W]=WARN
[   14.229322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.229390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.229458] 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
[   14.229589] RSP: 0018:ff264db2005df5f0 EFLAGS: 00010286
[   14.229652] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.229730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01200
[   14.229806] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e5c030
[   14.229881] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   14.229956] R13: 0000000000000010 R14: ff15aec902fc5000 R15: ff15aec903c01200
[   14.230044] FS:  00007fb18fb58840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   14.230122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.230190] CR2: 000000000042ebe0 CR3: 0000000003d97005 CR4: 0000000000771ef0
[   14.230267] PKRU: 55555554
[   14.230314] Call Trace:
[   14.230362]  <TASK>
[   14.230416]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.230473]  __dev_notify_flags (net/core/dev.c:9787)
[   14.230530]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.230587]  veth_newlink (drivers/net/veth.c:1871)
[   14.230646]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   14.230704]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.230767]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.230824]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   14.230889]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   14.230953]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.231024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.231083]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.231140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.231197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.231255]  ___sys_sendmsg (net/socket.c:2752)
[   14.231317]  __sys_sendmsg (net/socket.c:2784)
[   14.231374]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.231438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.231501] RIP: 0033:0x7fb18fd9208e
[   14.231557] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.231690] RSP: 002b:00007fff36ce3a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.231767] RAX: ffffffffffffffda RBX: 00007fff36ce41e8 RCX: 00007fb18fd9208e
[   14.231845] RDX: 0000000000000000 RSI: 00007fff36ce3ae0 RDI: 0000000000000005
[   14.231924] RBP: 00007fff36ce3a40 R08: 0000000000000000 R09: 0000000000000000
[   14.232009] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d4
[   14.232086] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff36ce41a0
| [   14.232373] ------------[ cut here ]------------
| [   14.232444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/280
| [   14.232532] Modules linked in:
| [   14.232679] Tainted: [W]=WARN
[   14.232734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.232802] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.232864] 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
[   14.233003] RSP: 0018:ff264db2005df870 EFLAGS: 00010286
[   14.233066] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.233141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01200
[   14.233243] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec904e70030
[   14.233318] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   14.233395] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec903c01200
[   14.233497] FS:  00007fb18fb58840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   14.233579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.233649] CR2: 000000000042ebe0 CR3: 0000000003d97005 CR4: 0000000000771ef0
[   14.233727] PKRU: 55555554
[   14.233775] Call Trace:
[   14.233823]  <TASK>
[   14.233871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.233927]  __dev_notify_flags (net/core/dev.c:9787)
[   14.233991]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.234048]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   14.234105]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.234169]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.234227]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   14.234290]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   14.234354]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.234425]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.234488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.234545]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.234602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.234659]  ___sys_sendmsg (net/socket.c:2752)
[   14.234717]  __sys_sendmsg (net/socket.c:2784)
[   14.234773]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.234830]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.234893] RIP: 0033:0x7fb18fd9208e
[   14.234948] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.235088] RSP: 002b:00007fff36ce3a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.235165] RAX: ffffffffffffffda RBX: 00007fff36ce41e8 RCX: 00007fb18fd9208e
[   14.235240] RDX: 0000000000000000 RSI: 00007fff36ce3ae0 RDI: 0000000000000005
[   14.235317] RBP: 00007fff36ce3a40 R08: 0000000000000000 R09: 0000000000000000
[   14.235394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d4
[   14.235478] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff36ce41a0
| [   14.235691] ------------[ cut here ]------------
| [   14.235721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   14.235780] Modules linked in:
| [   14.235865] Tainted: [W]=WARN
[   14.235886] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.235923] Workqueue: netns cleanup_net
[   14.235945] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.235980] 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
[   14.236084] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   14.236115] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.236159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.236205] RBP: 0000000000000000 R08: ff15aec903df2050 R09: ff15aec904e4b02c
[   14.236248] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[   14.236291] R13: 0000000000000011 R14: ff15aec903c60000 R15: ff15aec903c01c00
[   14.236337] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.236382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.236419] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.236463] PKRU: 55555554
[   14.236478] Call Trace:
[   14.236493]  <TASK>
[   14.236512]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.236539]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   14.236563]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   14.236585]  cleanup_net (net/core/net_namespace.c:702)
[   14.236606]  process_one_work (kernel/workqueue.c:3314)
[   14.236626]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.236647]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.236673]  kthread (kernel/kthread.c:436)
[   14.236696]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.236721]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.236743]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.236762]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.239874] ------------[ cut here ]------------
| [   14.239905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/281
| [   14.239966] Modules linked in:
| [   14.240054] Tainted: [W]=WARN
[   14.240076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.240111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.240138] 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
[   14.240232] RSP: 0018:ff264db2005df720 EFLAGS: 00010286
[   14.240259] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   14.240293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13d00
[   14.240330] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec904e3d030
[   14.240371] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   14.240412] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec903c13d00
[   14.240453] FS:  00007f92cb0f8840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.240491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.240524] CR2: 0000000006ec9988 CR3: 0000000004e98004 CR4: 0000000000771ef0
[   14.240565] PKRU: 55555554
[   14.240579] Call Trace:
[   14.240594]  <TASK>
[   14.240607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.240631]  __dev_notify_flags (net/core/dev.c:9787)
[   14.240651]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   14.240671]  netif_change_flags (net/core/dev.c:9820)
[   14.240692]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.240715]  ? __nla_validate_parse (lib/nlattr.c:620)
[   14.240746]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   14.240771]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   14.240795]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.240822]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.240843]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   14.240867]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.240894]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.240917]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.240940]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.240962]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.240987]  ___sys_sendmsg (net/socket.c:2752)
[   14.241010]  __sys_sendmsg (net/socket.c:2784)
[   14.241030]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.241055]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.241079] RIP: 0033:0x7f92cb33208e
[   14.241099] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.241195] RSP: 002b:00007fff8efab310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.241236] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f92cb33208e
[   14.241276] RDX: 0000000000000000 RSI: 00007fff8efab3c0 RDI: 0000000000000005
[   14.241317] RBP: 00007fff8efab320 R08: 0000000000000000 R09: 0000000000000000
[   14.241357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d4
[   14.241397] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8efaba90
| [   14.244580] ------------[ cut here ]------------
| [   14.244653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/282
| [   14.244741] Modules linked in:
| [   14.244894] Tainted: [W]=WARN
[   14.244954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.245036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.245101] 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
[   14.245225] RSP: 0018:ff264db2005e7720 EFLAGS: 00010286
[   14.245292] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   14.245371] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01200
[   14.245452] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e70030
[   14.245529] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   14.245609] R13: 0000000000000010 R14: ff15aec902fc5000 R15: ff15aec903c01200
[   14.245689] FS:  00007fa833a18840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   14.245770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.245842] CR2: 0000000034d64988 CR3: 0000000003f22002 CR4: 0000000000771ef0
[   14.245921] PKRU: 55555554
[   14.245978] Call Trace:
[   14.246028]  <TASK>
[   14.246079]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.246140]  __dev_notify_flags (net/core/dev.c:9787)
[   14.246203]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   14.246262]  netif_change_flags (net/core/dev.c:9820)
[   14.246324]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.246385]  ? __nla_validate_parse (lib/nlattr.c:620)
[   14.246459]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   14.246518]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   14.246579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.246653]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.246715]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   14.246777]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.246846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.246909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.246977]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.247036]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.247098]  ___sys_sendmsg (net/socket.c:2752)
[   14.247163]  __sys_sendmsg (net/socket.c:2784)
[   14.247225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.247287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.247355] RIP: 0033:0x7fa833c5208e
[   14.247421] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.247546] RSP: 002b:00007ffd619d3490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.247622] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa833c5208e
[   14.247701] RDX: 0000000000000000 RSI: 00007ffd619d3540 RDI: 0000000000000005
[   14.247778] RBP: 00007ffd619d34a0 R08: 0000000000000000 R09: 0000000000000000
[   14.247859] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d4
[   14.247938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd619d3c10
| [   14.248203] ------------[ cut here ]------------
| [   14.248232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/107
| [   14.248284] Modules linked in:
| [   14.248356] Tainted: [W]=WARN
[   14.248374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.248410] Workqueue: events_unbound linkwatch_event
[   14.248439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.248466] 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
[   14.248556] RSP: 0018:ff264db20031bd50 EFLAGS: 00010286
[   14.248583] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   14.248623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   14.248663] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec904c72030
[   14.248704] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   14.248742] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec903c01c00
[   14.248784] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   14.248825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.248858] CR2: 00007f62b60197a0 CR3: 000000001e047003 CR4: 0000000000771ef0
[   14.248899] PKRU: 55555554
[   14.248915] Call Trace:
[   14.248929]  <TASK>
[   14.248944]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.248967]  netif_state_change (net/core/dev.c:1605)
[   14.248995]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.249017]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.249044]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.249066]  process_one_work (kernel/workqueue.c:3314)
[   14.249087]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.249110]  ? rescuer_thread (kernel/workqueue.c:3672)
[   14.249132]  kthread (kernel/kthread.c:436)
[   14.249156]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.249179]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.249200]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   14.249226]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.252328] ------------[ cut here ]------------
| [   14.252441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/283
| [   14.254440] Modules linked in:
| [   14.254695] Tainted: [W]=WARN
[   14.254723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.254756] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.254784] 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
[   14.254875] RSP: 0018:ff264db2005e7708 EFLAGS: 00010286
[   14.254904] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   14.254945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   14.254996] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec904e3d030
[   14.255036] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   14.255074] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec903c01000
[   14.255120] FS:  00007f89fa62e840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.255159] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.255193] CR2: 00007f89fa9b6900 CR3: 0000000004e98006 CR4: 0000000000771ef0
[   14.255233] PKRU: 55555554
[   14.255247] Call Trace:
[   14.255263]  <TASK>
[   14.255278]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.255300]  notifier_call_chain (kernel/notifier.c:85)
[   14.255323]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   14.255354]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   14.255375]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   14.255407]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   14.255429]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.255454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.255476]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   14.255498]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.255525]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.255546]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.255567]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.255588]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.255609]  ___sys_sendmsg (net/socket.c:2752)
[   14.255630]  __sys_sendmsg (net/socket.c:2784)
[   14.255651]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.255677]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.255704] RIP: 0033:0x7f89fa86808e
[   14.255725] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.255814] RSP: 002b:00007ffd4d51c7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.255852] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f89fa86808e
[   14.255890] RDX: 0000000000000000 RSI: 00007ffd4d51c850 RDI: 0000000000000005
[   14.255929] RBP: 00007ffd4d51c7b0 R08: 0000000000000000 R09: 0000000000000000
[   14.255974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d5
[   14.256012] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d51cf20
| [   14.259132] ------------[ cut here ]------------
| [   14.259170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/284
| [   14.259226] Modules linked in:
| [   14.259305] Tainted: [W]=WARN
[   14.259326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.259366] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.259390] 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
[   14.259484] RSP: 0018:ff264db2005ef6d0 EFLAGS: 00010286
[   14.259509] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   14.259549] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16600
[   14.259594] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e3d030
[   14.259633] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   14.259674] R13: 0000000000000010 R14: ff15aec902fc5000 R15: ff15aec903c16600
[   14.259718] FS:  00007efe3c39b840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.259759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.259797] CR2: 00000000004ebb20 CR3: 0000000004e98003 CR4: 0000000000771ef0
[   14.259839] PKRU: 55555554
[   14.259854] Call Trace:
[   14.259887]  <TASK>
[   14.259905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   14.259927]  netif_state_change (net/core/dev.c:1605)
[   14.259949]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.259974]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   14.259995]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   14.260020]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   14.260048]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.260068]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   14.260102]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.260130]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.260156]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.260177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.260201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.260222]  ___sys_sendmsg (net/socket.c:2752)
[   14.260247]  __sys_sendmsg (net/socket.c:2784)
[   14.260269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.260290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.260317] RIP: 0033:0x7efe3c5d508e
[   14.260340] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.260438] RSP: 002b:00007ffc10bb4530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.260483] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe3c5d508e
[   14.260519] RDX: 0000000000000000 RSI: 00007ffc10bb45e0 RDI: 0000000000000006
[   14.260561] RBP: 00007ffc10bb4540 R08: 0000000000000000 R09: 0000000000000000
[   14.260604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d4
[   14.260645] R13: 00007ffc10bb4690 R14: 0000000000000000 R15: 0000000000000004
| [   14.260771] ------------[ cut here ]------------
| [   14.263039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/284
| [   14.263096] Modules linked in:
| [   14.263178] Tainted: [W]=WARN
[   14.263201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.263233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.263263] 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
[   14.263358] RSP: 0018:ff264db2005ef708 EFLAGS: 00010286
[   14.263384] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   14.263430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   14.263476] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e3d030
[   14.263512] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   14.263550] R13: 0000000000000010 R14: ff15aec902fc5000 R15: ff15aec903c01000
[   14.263592] FS:  00007efe3c39b840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   14.263636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.263666] CR2: 00007efe3c723900 CR3: 0000000004e98003 CR4: 0000000000771ef0
[   14.263705] PKRU: 55555554
[   14.263720] Call Trace:
[   14.263735]  <TASK>
[   14.263753]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.263779]  notifier_call_chain (kernel/notifier.c:85)
[   14.263801]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   14.263829]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   14.263851]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   14.263873]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   14.263895]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   14.263920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.263941]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   14.263962]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   14.263995]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.264021]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.264042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.264067]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.264088]  ___sys_sendmsg (net/socket.c:2752)
[   14.264110]  __sys_sendmsg (net/socket.c:2784)
[   14.264130]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.264151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.264180] RIP: 0033:0x7efe3c5d508e
[   14.264200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.264286] RSP: 002b:00007ffc10bb61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.264325] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efe3c5d508e
[   14.264364] RDX: 0000000000000000 RSI: 00007ffc10bb6260 RDI: 0000000000000005
[   14.264411] RBP: 00007ffc10bb61c0 R08: 0000000000000000 R09: 0000000000000000
[   14.264449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d5
[   14.264487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc10bb6930
| [   17.193242] ------------[ cut here ]------------
| [   17.193302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.193375] Modules linked in:
| [   17.193470] Tainted: [W]=WARN
[   17.193495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.193536] Workqueue: netns cleanup_net
[   17.193566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.193600] 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
[   17.193696] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.193729] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.193774] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.193818] RBP: 0000000000000000 R08: ff15aec903dd5d90 R09: ff15aec902ed5830
[   17.193862] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   17.193911] R13: 0000000000000011 R14: ff15aec906e5b000 R15: ff15aec903c01000
[   17.193963] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.194016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.194057] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.194106] PKRU: 55555554
[   17.194121] Call Trace:
[   17.194144]  <TASK>
[   17.194166]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.194196]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.194224]  cleanup_net (net/core/net_namespace.c:702)
[   17.194250]  process_one_work (kernel/workqueue.c:3314)
[   17.194279]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.194304]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.194330]  kthread (kernel/kthread.c:436)
[   17.194356]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.194377]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.194405]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.194437]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.194656] ------------[ cut here ]------------
| [   17.194693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.194749] Modules linked in:
| [   17.194826] Tainted: [W]=WARN
[   17.194849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.194884] Workqueue: netns cleanup_net
[   17.194909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.194939] 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
[   17.195040] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.195071] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.195117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.195157] RBP: 0000000000000000 R08: ff15aec901976e10 R09: ff15aec907d60830
[   17.195195] R10: ff15aec903fe4120 R11: fefefefefefefeff R12: 0000000000000000
[   17.195235] R13: 0000000000000011 R14: ff15aec903fe4000 R15: ff15aec903c01000
[   17.195278] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.195326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.195361] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.195424] PKRU: 55555554
[   17.195443] Call Trace:
[   17.195460]  <TASK>
[   17.195481]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.195509]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.195531]  cleanup_net (net/core/net_namespace.c:702)
[   17.195554]  process_one_work (kernel/workqueue.c:3314)
[   17.195577]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.195598]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.195623]  kthread (kernel/kthread.c:436)
[   17.195646]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.195668]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.195694]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.195719]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.195907] ------------[ cut here ]------------
| [   17.195943] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.196014] Modules linked in:
| [   17.196100] Tainted: [W]=WARN
[   17.196121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.196157] Workqueue: netns cleanup_net
[   17.196180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.196209] 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
[   17.196304] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.196335] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.196378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.196423] RBP: 0000000000000000 R08: ff15aec9019634d0 R09: ff15aec904e56834
[   17.196471] R10: ff15aec903c63120 R11: fefefefefefefeff R12: 0000000000000000
[   17.196511] R13: 0000000000000011 R14: ff15aec903c63000 R15: ff15aec903c01000
[   17.196559] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.196606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.196641] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.196693] PKRU: 55555554
[   17.196709] Call Trace:
[   17.196726]  <TASK>
[   17.196741]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.196771]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.196795]  cleanup_net (net/core/net_namespace.c:702)
[   17.196819]  process_one_work (kernel/workqueue.c:3314)
[   17.196840]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.196866]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.196892]  kthread (kernel/kthread.c:436)
[   17.196914]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.196934]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.196955]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.196984]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.197163] ------------[ cut here ]------------
| [   17.197196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.197269] Modules linked in:
| [   17.197352] Tainted: [W]=WARN
[   17.197375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.197407] Workqueue: netns cleanup_net
[   17.197440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.197468] 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
[   17.197572] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.197603] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.197651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.197689] RBP: 0000000000000000 R08: ff15aec9019633d0 R09: ff15aec904e55830
[   17.197737] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   17.197777] R13: 0000000000000011 R14: ff15aec904e79000 R15: ff15aec903c01000
[   17.197823] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.197869] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.197914] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.197956] PKRU: 55555554
[   17.197976] Call Trace:
[   17.197995]  <TASK>
[   17.198009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.198039]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.198064]  cleanup_net (net/core/net_namespace.c:702)
[   17.198086]  process_one_work (kernel/workqueue.c:3314)
[   17.198110]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.198134]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.198153]  kthread (kernel/kthread.c:436)
[   17.198178]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.198202]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.198224]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.198247]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.198430] ------------[ cut here ]------------
| [   17.198466] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.198522] Modules linked in:
| [   17.198599] Tainted: [W]=WARN
[   17.198624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.198664] Workqueue: netns cleanup_net
[   17.198685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.198715] 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
[   17.198805] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.198836] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.198877] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.198918] RBP: 0000000000000000 R08: ff15aec903d35c10 R09: ff15aec904f53030
[   17.198954] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   17.199003] R13: 0000000000000011 R14: ff15aec904e5a000 R15: ff15aec903c01000
[   17.199049] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.199099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.199145] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.199196] PKRU: 55555554
[   17.199212] Call Trace:
[   17.199226]  <TASK>
[   17.199244]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.199272]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.199293]  cleanup_net (net/core/net_namespace.c:702)
[   17.199319]  process_one_work (kernel/workqueue.c:3314)
[   17.199344]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.199365]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.199386]  kthread (kernel/kthread.c:436)
[   17.199414]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.199437]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.199460]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.199483]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.206046] ------------[ cut here ]------------
| [   17.206090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.206149] Modules linked in:
| [   17.206230] Tainted: [W]=WARN
[   17.206250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.206287] Workqueue: netns cleanup_net
[   17.206311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.206344] 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
[   17.206449] RSP: 0018:ff264db200067c08 EFLAGS: 00010286
[   17.206478] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   17.206522] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.206564] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e5a030
[   17.206604] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   17.206643] R13: 0000000000000010 R14: ff15aec902fc5000 R15: ff15aec903c01000
[   17.206689] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.206730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.206763] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.206809] PKRU: 55555554
[   17.206824] Call Trace:
[   17.206840]  <TASK>
[   17.206855]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.206878]  netif_close_many (net/core/dev.c:1804)
[   17.206904]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.206934]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   17.206974]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.207003]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.207027]  cleanup_net (net/core/net_namespace.c:702)
[   17.207050]  process_one_work (kernel/workqueue.c:3314)
[   17.207074]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.207099]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.207121]  kthread (kernel/kthread.c:436)
[   17.207143]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.207168]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.207190]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.207216]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.207334] ------------[ cut here ]------------
| [   17.207368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.207426] Modules linked in:
| [   17.207508] Tainted: [W]=WARN
[   17.207548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.207591] Workqueue: netns cleanup_net
[   17.207613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.207643] 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
[   17.207739] RSP: 0018:ff264db200067c08 EFLAGS: 00010286
[   17.207768] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   17.207810] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.207854] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec904e5a030
[   17.207894] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   17.207936] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec903c01000
[   17.207984] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.208027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.208060] CR2: 00007efe3c468574 CR3: 0000000003eab003 CR4: 0000000000771ef0
[   17.208104] PKRU: 55555554
[   17.208122] Call Trace:
[   17.208140]  <TASK>
[   17.208156]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.208180]  netif_close_many (net/core/dev.c:1804)
[   17.208202]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.208231]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   17.208261]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.208291]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.208316]  cleanup_net (net/core/net_namespace.c:702)
[   17.208341]  process_one_work (kernel/workqueue.c:3314)
[   17.208361]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.208383]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.208405]  kthread (kernel/kthread.c:436)
[   17.208431]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.208459]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.208481]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.208504]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.208694] ------------[ cut here ]------------
| [   17.208729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.208790] Modules linked in:
| [   17.208871] Tainted: [W]=WARN
[   17.208892] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.208924] Workqueue: netns cleanup_net
[   17.208950] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.208989] 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
[   17.209080] RSP: 0018:ff264db200067c78 EFLAGS: 00010286
[   17.209108] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.209153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.209195] RBP: 0000000000000000 R08: ff15aec901229890 R09: ff15aec904e4d030
[   17.209241] R10: ff15aec902fc5120 R11: fefefefefefefeff R12: 0000000000000000
[   17.209289] R13: 0000000000000011 R14: ff15aec902fc5000 R15: ff15aec903c01000
[   17.209337] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.209384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.209430] CR2: 00007efe3c468574 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.209477] PKRU: 55555554
[   17.209492] Call Trace:
[   17.209506]  <TASK>
[   17.209521]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.209552]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.209577]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.209600]  cleanup_net (net/core/net_namespace.c:702)
[   17.209621]  process_one_work (kernel/workqueue.c:3314)
[   17.209646]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.209671]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.209691]  kthread (kernel/kthread.c:436)
[   17.209712]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.209733]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.209757]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.209778]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.210052] ------------[ cut here ]------------
| [   17.210089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.210153] Modules linked in:
| [   17.210238] Tainted: [W]=WARN
[   17.210258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.210299] Workqueue: netns cleanup_net
[   17.210324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.210351] 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
[   17.210450] RSP: 0018:ff264db200067c78 EFLAGS: 00010286
[   17.210479] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.210527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.210571] RBP: 0000000000000000 R08: ff15aec903dde590 R09: ff15aec9013d0830
[   17.210613] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   17.210660] R13: 0000000000000011 R14: ff15aec901180000 R15: ff15aec903c01000
[   17.210703] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.210747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.210783] CR2: 00007efe3c468574 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.210822] PKRU: 55555554
[   17.210837] Call Trace:
[   17.210852]  <TASK>
[   17.210868]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.210901]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.210935]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.210958]  cleanup_net (net/core/net_namespace.c:702)
[   17.210988]  process_one_work (kernel/workqueue.c:3314)
[   17.211014]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.211036]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.211056]  kthread (kernel/kthread.c:436)
[   17.211078]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.211101]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.211124]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.211146]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.211345] ------------[ cut here ]------------
| [   17.211383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.211448] Modules linked in:
| [   17.211526] Tainted: [W]=WARN
[   17.211548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.211581] Workqueue: netns cleanup_net
[   17.211604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.211632] 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
[   17.211731] RSP: 0018:ff264db200067c78 EFLAGS: 00010286
[   17.211761] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.211809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.211853] RBP: 0000000000000000 R08: ff15aec901963f90 R09: ff15aec902ed782c
[   17.211893] R10: ff15aec90201c120 R11: fefefefefefefeff R12: 0000000000000000
[   17.211933] R13: 0000000000000011 R14: ff15aec90201c000 R15: ff15aec903c01000
[   17.211988] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.212029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.212064] CR2: 00007efe3c468574 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.212103] PKRU: 55555554
[   17.212119] Call Trace:
[   17.212134]  <TASK>
[   17.212153]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.212182]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.212210]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.212233]  cleanup_net (net/core/net_namespace.c:702)
[   17.212255]  process_one_work (kernel/workqueue.c:3314)
[   17.212278]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.212304]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.212328]  kthread (kernel/kthread.c:436)
[   17.212350]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.212372]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.212395]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.212422]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.215954] ------------[ cut here ]------------
| [   17.216003] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.216056] Modules linked in:
| [   17.216138] Tainted: [W]=WARN
[   17.216159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.216194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.216223] 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
[   17.216317] RSP: 0018:ff264db20047fcb8 EFLAGS: 00010286
[   17.216349] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.216396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.216440] RBP: 0000000000000000 R08: ff15aec903231e10 R09: ff15aec903fe402c
[   17.216483] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   17.216526] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec903c01000
[   17.216565] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.216608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.216647] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.216690] PKRU: 55555554
[   17.216709] Call Trace:
[   17.216724]  <TASK>
[   17.216740]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.216764]  register_netdevice (net/core/dev.c:11488)
[   17.216786]  register_netdev (net/core/dev.c:11552)
[   17.216808]  loopback_net_init (drivers/net/loopback.c:218)
[   17.216833]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   17.216863]  ops_init (net/core/net_namespace.c:137)
[   17.216885]  setup_net (net/core/net_namespace.c:446)
[   17.216908]  copy_net_ns (net/core/net_namespace.c:579)
[   17.216931]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.216961]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.216999]  ksys_unshare (kernel/fork.c:3243)
[   17.217025]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.217047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.217070]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.217102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.217133] RIP: 0033:0x7f1c4089bbcb
[   17.217155] 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
[   17.217241] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.217282] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.217323] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.217364] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.217415] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.217456] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.217592] ------------[ cut here ]------------
| [   17.217624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.217671] Modules linked in:
| [   17.217757] Tainted: [W]=WARN
[   17.217779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.217813] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.217842] 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
[   17.217939] RSP: 0018:ff264db20047fc10 EFLAGS: 00010286
[   17.217965] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.218006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16900
[   17.218045] RBP: 0000000000000000 R08: ff15aec903dfa690 R09: ff15aec906f41030
[   17.218087] R10: ff15aec903fe4120 R11: fefefefefefefeff R12: 0000000000000000
[   17.218136] R13: 0000000000000010 R14: ff15aec903fe4000 R15: ff15aec903c16900
[   17.218181] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.218224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.218265] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.218311] PKRU: 55555554
[   17.218327] Call Trace:
[   17.218346]  <TASK>
[   17.218362]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.218384]  register_netdevice (net/core/dev.c:11488)
[   17.218407]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   17.218439]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   17.218462]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   17.218492]  ops_init (net/core/net_namespace.c:137)
[   17.218515]  setup_net (net/core/net_namespace.c:446)
[   17.218538]  copy_net_ns (net/core/net_namespace.c:579)
[   17.218561]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.218590]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.218619]  ksys_unshare (kernel/fork.c:3243)
[   17.218642]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.218666]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.218688]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.218717]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.218746] RIP: 0033:0x7f1c4089bbcb
[   17.218769] 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
[   17.218864] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.218908] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.218948] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.218998] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.219043] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.219084] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.219216] ------------[ cut here ]------------
| [   17.219247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.219298] Modules linked in:
| [   17.219423] Tainted: [W]=WARN
[   17.219448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.219485] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.219514] 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
[   17.219604] RSP: 0018:ff264db20047fbf0 EFLAGS: 00010286
[   17.219636] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.219674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01f00
[   17.219712] RBP: 0000000000000000 R08: ff15aec903e147d0 R09: ff15aec904e2a030
[   17.219752] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   17.219790] R13: 0000000000000010 R14: ff15aec906e5b000 R15: ff15aec903c01f00
[   17.219834] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.219875] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.219911] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.219952] PKRU: 55555554
[   17.219965] Call Trace:
[   17.219980]  <TASK>
[   17.219995]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.220020]  register_netdevice (net/core/dev.c:11488)
[   17.220043]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   17.220065]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   17.220089]  vti_init_net (net/ipv4/ip_vti.c:517)
[   17.220111]  ops_init (net/core/net_namespace.c:137)
[   17.220136]  setup_net (net/core/net_namespace.c:446)
[   17.220159]  copy_net_ns (net/core/net_namespace.c:579)
[   17.220182]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.220209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.220236]  ksys_unshare (kernel/fork.c:3243)
[   17.220259]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.220280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.220302]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.220332]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.220360] RIP: 0033:0x7f1c4089bbcb
[   17.220379] 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
[   17.220480] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.220520] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.220559] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.220599] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.220643] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.220680] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.220822] ------------[ cut here ]------------
| [   17.220851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.220905] Modules linked in:
| [   17.220989] Tainted: [W]=WARN
[   17.221012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.221051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.221079] 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
[   17.221170] RSP: 0018:ff264db20047fca8 EFLAGS: 00010286
[   17.221198] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.221238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   17.221282] RBP: 0000000000000000 R08: ff15aec903df2610 R09: ff15aec906e5a034
[   17.221319] R10: ff15aec904c90120 R11: fefefefefefefeff R12: 0000000000000000
[   17.221364] R13: 0000000000000010 R14: ff15aec904c90000 R15: ff15aec903c06000
[   17.221413] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.221458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.221494] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.221531] PKRU: 55555554
[   17.221550] Call Trace:
[   17.221565]  <TASK>
[   17.221581]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.221601]  register_netdevice (net/core/dev.c:11488)
[   17.221623]  register_netdev (net/core/dev.c:11552)
[   17.221647]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   17.221670]  ops_init (net/core/net_namespace.c:137)
[   17.221693]  setup_net (net/core/net_namespace.c:446)
[   17.221719]  copy_net_ns (net/core/net_namespace.c:579)
[   17.221744]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.221776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.221808]  ksys_unshare (kernel/fork.c:3243)
[   17.221830]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.221850]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.221874]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.221902]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.221932] RIP: 0033:0x7f1c4089bbcb
[   17.221959] 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
[   17.222064] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.222105] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.222147] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.222189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.222234] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.222277] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.222414] ------------[ cut here ]------------
| [   17.222446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.222494] Modules linked in:
| [   17.222571] Tainted: [W]=WARN
[   17.222592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.222627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.222660] 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
[   17.222750] RSP: 0018:ff264db20047fca0 EFLAGS: 00010286
[   17.222776] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.222816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[   17.222855] RBP: 0000000000000000 R08: ff15aec903ddec50 R09: ff15aec903c64030
[   17.222905] R10: ff15aec906e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   17.222946] R13: 0000000000000010 R14: ff15aec906e5a000 R15: ff15aec9033fba00
[   17.222998] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.223041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.223078] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.223128] PKRU: 55555554
[   17.223143] Call Trace:
[   17.223161]  <TASK>
[   17.223174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.223195]  register_netdevice (net/core/dev.c:11488)
[   17.223217]  register_netdev (net/core/dev.c:11552)
[   17.223244]  sit_init_net (net/ipv6/sit.c:1860)
[   17.223269]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   17.223292]  ops_init (net/core/net_namespace.c:137)
[   17.223316]  setup_net (net/core/net_namespace.c:446)
[   17.223339]  copy_net_ns (net/core/net_namespace.c:579)
[   17.223368]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.223399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.223438]  ksys_unshare (kernel/fork.c:3243)
[   17.223466]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.223488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.223514]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.223544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.223574] RIP: 0033:0x7f1c4089bbcb
[   17.223600] 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
[   17.223692] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.223732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.223772] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.223815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.223854] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.223897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.224065] ------------[ cut here ]------------
| [   17.224098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/298
| [   17.224149] Modules linked in:
| [   17.224230] Tainted: [W]=WARN
[   17.224254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.224290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.224315] 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
[   17.224414] RSP: 0018:ff264db20047fca8 EFLAGS: 00010286
[   17.224443] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.224492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033ef100
[   17.224539] RBP: 0000000000000000 R08: ff15aec901925f90 R09: ff15aec903c66030
[   17.224582] R10: ff15aec903c64120 R11: fefefefefefefeff R12: 0000000000000000
[   17.224624] R13: 0000000000000010 R14: ff15aec903c64000 R15: ff15aec9033ef100
[   17.224675] FS:  00007f1c405d9840(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.224720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.224757] CR2: 00007f1c407dac20 CR3: 0000000003d05005 CR4: 0000000000771ef0
[   17.224801] PKRU: 55555554
[   17.224814] Call Trace:
[   17.224830]  <TASK>
[   17.224846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.224867]  register_netdevice (net/core/dev.c:11488)
[   17.224889]  register_netdev (net/core/dev.c:11552)
[   17.224910]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   17.224931]  ops_init (net/core/net_namespace.c:137)
[   17.224951]  setup_net (net/core/net_namespace.c:446)
[   17.224975]  copy_net_ns (net/core/net_namespace.c:579)
[   17.224999]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.225029]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.225057]  ksys_unshare (kernel/fork.c:3243)
[   17.225080]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.225102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.225127]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   17.225155]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.225183] RIP: 0033:0x7f1c4089bbcb
[   17.225203] 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
[   17.225296] RSP: 002b:00007ffd29954598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.225336] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1c4089bbcb
[   17.225378] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.225427] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.225469] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd299567c0
[   17.225511] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd299588af
| [   17.229139] ------------[ cut here ]------------
| [   17.229178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.229230] Modules linked in:
| [   17.229306] Tainted: [W]=WARN
[   17.229329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.229362] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.229392] 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
[   17.229483] RSP: 0018:ff264db200637cb8 EFLAGS: 00010286
[   17.229513] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.229553] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3600
[   17.229591] RBP: 0000000000000000 R08: ff15aec903d5a350 R09: ff15aec902fc702c
[   17.229631] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   17.229669] R13: 0000000000000010 R14: ff15aec901180000 R15: ff15aec9030f3600
[   17.229708] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.229754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.229789] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.229840] PKRU: 55555554
[   17.229854] Call Trace:
[   17.229872]  <TASK>
[   17.229885]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.229904]  register_netdevice (net/core/dev.c:11488)
[   17.229924]  register_netdev (net/core/dev.c:11552)
[   17.229948]  loopback_net_init (drivers/net/loopback.c:218)
[   17.229974]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   17.230003]  ops_init (net/core/net_namespace.c:137)
[   17.230024]  setup_net (net/core/net_namespace.c:446)
[   17.230048]  copy_net_ns (net/core/net_namespace.c:579)
[   17.230070]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.230099]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.230125]  ksys_unshare (kernel/fork.c:3243)
[   17.230146]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.230167]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.230187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.230214] RIP: 0033:0x7f2fbc33bbcb
[   17.230242] 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
[   17.230334] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.230374] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.230418] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.230459] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.230500] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.230541] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.230648] ------------[ cut here ]------------
| [   17.230673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.230720] Modules linked in:
| [   17.230794] Tainted: [W]=WARN
[   17.230815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.230847] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.230875] 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
[   17.230961] RSP: 0018:ff264db200637c10 EFLAGS: 00010286
[   17.230991] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.231028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[   17.231068] RBP: 0000000000000000 R08: ff15aec901976a90 R09: ff15aec904e62830
[   17.231106] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   17.231141] R13: 0000000000000010 R14: ff15aec902fc7000 R15: ff15aec903c16200
[   17.231186] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.231226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.231259] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.231296] PKRU: 55555554
[   17.231311] Call Trace:
[   17.231326]  <TASK>
[   17.231339]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.231361]  register_netdevice (net/core/dev.c:11488)
[   17.231383]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   17.231404]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   17.231431]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   17.231460]  ops_init (net/core/net_namespace.c:137)
[   17.231480]  setup_net (net/core/net_namespace.c:446)
[   17.231501]  copy_net_ns (net/core/net_namespace.c:579)
[   17.231521]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.231550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.231576]  ksys_unshare (kernel/fork.c:3243)
[   17.231598]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.231618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.231640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.231667] RIP: 0033:0x7f2fbc33bbcb
[   17.231691] 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
[   17.231781] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.231824] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.231862] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.231901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.231941] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.231989] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.232108] ------------[ cut here ]------------
| [   17.232135] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.232178] Modules linked in:
| [   17.232245] Tainted: [W]=WARN
[   17.232265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.232296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.232321] 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
[   17.232423] RSP: 0018:ff264db200637bf0 EFLAGS: 00010286
[   17.232450] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.232494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[   17.232537] RBP: 0000000000000000 R08: ff15aec903d5a390 R09: ff15aec904e4e830
[   17.232579] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   17.232623] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec903c13b00
[   17.232669] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.232713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.232749] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.232789] PKRU: 55555554
[   17.232804] Call Trace:
[   17.232818]  <TASK>
[   17.232830]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.232851]  register_netdevice (net/core/dev.c:11488)
[   17.232870]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   17.232893]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   17.232915]  vti_init_net (net/ipv4/ip_vti.c:517)
[   17.232939]  ops_init (net/core/net_namespace.c:137)
[   17.232959]  setup_net (net/core/net_namespace.c:446)
[   17.232985]  copy_net_ns (net/core/net_namespace.c:579)
[   17.233006]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.233029]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.233061]  ksys_unshare (kernel/fork.c:3243)
[   17.233086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.233106]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.233125]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.233153] RIP: 0033:0x7f2fbc33bbcb
[   17.233174] 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
[   17.233265] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.233309] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.233358] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.233397] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.233440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.233480] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.233595] ------------[ cut here ]------------
| [   17.233621] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.233670] Modules linked in:
| [   17.233743] Tainted: [W]=WARN
[   17.233763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.233795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.233822] 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
[   17.233912] RSP: 0018:ff264db200637ca8 EFLAGS: 00010286
[   17.233940] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.233979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb000
[   17.234023] RBP: 0000000000000000 R08: ff15aec903e3e310 R09: ff15aec902ec6034
[   17.234065] R10: ff15aec90201e120 R11: fefefefefefefeff R12: 0000000000000000
[   17.234105] R13: 0000000000000010 R14: ff15aec90201e000 R15: ff15aec9033fb000
[   17.234150] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.234193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.234225] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.234267] PKRU: 55555554
[   17.234279] Call Trace:
[   17.234293]  <TASK>
[   17.234305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.234327]  register_netdevice (net/core/dev.c:11488)
[   17.234348]  register_netdev (net/core/dev.c:11552)
[   17.234367]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   17.234389]  ops_init (net/core/net_namespace.c:137)
[   17.234411]  setup_net (net/core/net_namespace.c:446)
[   17.234433]  copy_net_ns (net/core/net_namespace.c:579)
[   17.234453]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.234480]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.234506]  ksys_unshare (kernel/fork.c:3243)
[   17.234527]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.234547]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.234569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.234597] RIP: 0033:0x7f2fbc33bbcb
[   17.234617] 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
[   17.234710] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.234749] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.234788] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.234830] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.234874] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.234917] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.235046] ------------[ cut here ]------------
| [   17.235072] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.235123] Modules linked in:
| [   17.235196] Tainted: [W]=WARN
[   17.235216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.235248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.235276] 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
[   17.235375] RSP: 0018:ff264db200637ca0 EFLAGS: 00010286
[   17.235403] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.235445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02300
[   17.235488] RBP: 0000000000000000 R08: ff15aec903e1a950 R09: ff15aec904e59030
[   17.235526] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   17.235567] R13: 0000000000000010 R14: ff15aec902ec6000 R15: ff15aec903c02300
[   17.235620] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.235666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.235701] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.235739] PKRU: 55555554
[   17.235756] Call Trace:
[   17.235769]  <TASK>
[   17.235786]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.235808]  register_netdevice (net/core/dev.c:11488)
[   17.235827]  register_netdev (net/core/dev.c:11552)
[   17.235850]  sit_init_net (net/ipv6/sit.c:1860)
[   17.235869]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   17.235891]  ops_init (net/core/net_namespace.c:137)
[   17.235916]  setup_net (net/core/net_namespace.c:446)
[   17.235938]  copy_net_ns (net/core/net_namespace.c:579)
[   17.235960]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.235988]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.236018]  ksys_unshare (kernel/fork.c:3243)
[   17.236036]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.236056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.236076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.236104] RIP: 0033:0x7f2fbc33bbcb
[   17.236130] 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
[   17.236229] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.236270] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.236313] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.236356] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.236395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.236440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.236559] ------------[ cut here ]------------
| [   17.236585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/299
| [   17.236636] Modules linked in:
| [   17.236715] Tainted: [W]=WARN
[   17.236737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.236767] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.236796] 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
[   17.236887] RSP: 0018:ff264db200637ca8 EFLAGS: 00010286
[   17.236917] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.236963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16d00
[   17.237009] RBP: 0000000000000000 R08: ff15aec90197e210 R09: ff15aec904e38030
[   17.237050] R10: ff15aec904e59120 R11: fefefefefefefeff R12: 0000000000000000
[   17.237091] R13: 0000000000000010 R14: ff15aec904e59000 R15: ff15aec903c16d00
[   17.237138] FS:  00007f2fbc079840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.237184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.237218] CR2: 00007f2fbc27ac20 CR3: 000000000735b004 CR4: 0000000000771ef0
[   17.237262] PKRU: 55555554
[   17.237276] Call Trace:
[   17.237290]  <TASK>
[   17.237303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.237328]  register_netdevice (net/core/dev.c:11488)
[   17.237351]  register_netdev (net/core/dev.c:11552)
[   17.237372]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   17.237396]  ops_init (net/core/net_namespace.c:137)
[   17.237423]  setup_net (net/core/net_namespace.c:446)
[   17.237447]  copy_net_ns (net/core/net_namespace.c:579)
[   17.237468]  create_new_namespaces (kernel/nsproxy.c:132)
[   17.237497]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   17.237528]  ksys_unshare (kernel/fork.c:3243)
[   17.237548]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   17.237568]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.237591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.237620] RIP: 0033:0x7f2fbc33bbcb
[   17.237640] 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
[   17.237737] RSP: 002b:00007ffcddd18638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   17.237778] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2fbc33bbcb
[   17.237820] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   17.237861] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   17.237900] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcddd1a860
[   17.237941] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcddd1b8af
| [   17.248115] ------------[ cut here ]------------
| [   17.248166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.248236] Modules linked in:
| [   17.248321] Tainted: [W]=WARN
[   17.248344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.248381] Workqueue: netns cleanup_net
[   17.248405] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.248439] 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
[   17.248533] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.248561] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.248604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14b00
[   17.248645] RBP: 0000000000000000 R08: ff15aec903df2810 R09: ff15aec904e53830
[   17.248685] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   17.248725] R13: 0000000000000011 R14: ff15aec904c73000 R15: ff15aec903c14b00
[   17.248767] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.248809] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.248849] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.248893] PKRU: 55555554
[   17.248909] Call Trace:
[   17.248926]  <TASK>
[   17.248943]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.248986]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.249010]  cleanup_net (net/core/net_namespace.c:702)
[   17.249032]  process_one_work (kernel/workqueue.c:3314)
[   17.249054]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.249076]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.249101]  kthread (kernel/kthread.c:436)
[   17.249124]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.249147]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.249170]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.249193]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.249376] ------------[ cut here ]------------
| [   17.249423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.249482] Modules linked in:
| [   17.249565] Tainted: [W]=WARN
[   17.249592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.249631] Workqueue: netns cleanup_net
[   17.249655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.249688] 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
[   17.249781] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.249811] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.249848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbb00
[   17.249890] RBP: 0000000000000000 R08: ff15aec901976b10 R09: ff15aec90333b030
[   17.249930] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   17.249986] R13: 0000000000000011 R14: ff15aec904c60000 R15: ff15aec9033fbb00
[   17.250029] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.250074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.250110] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.250151] PKRU: 55555554
[   17.250168] Call Trace:
[   17.250184]  <TASK>
[   17.250200]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.250229]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.250251]  cleanup_net (net/core/net_namespace.c:702)
[   17.250277]  process_one_work (kernel/workqueue.c:3314)
[   17.250300]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.250321]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.250344]  kthread (kernel/kthread.c:436)
[   17.250365]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.250387]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.250413]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.250438]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.250615] ------------[ cut here ]------------
| [   17.250652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.250709] Modules linked in:
| [   17.250792] Tainted: [W]=WARN
[   17.250815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.250851] Workqueue: netns cleanup_net
[   17.250873] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.250902] 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
[   17.251009] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.251038] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.251074] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbf00
[   17.251114] RBP: 0000000000000000 R08: ff15aec903df21d0 R09: ff15aec904e86834
[   17.251153] R10: ff15aec904c63120 R11: fefefefefefefeff R12: 0000000000000000
[   17.251192] R13: 0000000000000011 R14: ff15aec904c63000 R15: ff15aec9033fbf00
[   17.251240] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.251282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.251316] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.251355] PKRU: 55555554
[   17.251370] Call Trace:
[   17.251385]  <TASK>
[   17.251401]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.251437]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.251460]  cleanup_net (net/core/net_namespace.c:702)
[   17.251483]  process_one_work (kernel/workqueue.c:3314)
[   17.251505]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.251528]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.251550]  kthread (kernel/kthread.c:436)
[   17.251574]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.251596]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.251618]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.251642]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.251814] ------------[ cut here ]------------
| [   17.251848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.251908] Modules linked in:
| [   17.252005] Tainted: [W]=WARN
[   17.252026] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.252062] Workqueue: netns cleanup_net
[   17.252086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.252113] 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
[   17.252208] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.252238] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.252277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06100
[   17.252322] RBP: 0000000000000000 R08: ff15aec903dde010 R09: ff15aec904f52830
[   17.252358] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[   17.252399] R13: 0000000000000011 R14: ff15aec904e94000 R15: ff15aec903c06100
[   17.252450] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.252493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.252527] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.252567] PKRU: 55555554
[   17.252583] Call Trace:
[   17.252597]  <TASK>
[   17.252613]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.252641]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.252667]  cleanup_net (net/core/net_namespace.c:702)
[   17.252689]  process_one_work (kernel/workqueue.c:3314)
[   17.252710]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.252731]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.252754]  kthread (kernel/kthread.c:436)
[   17.252776]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.252800]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.252823]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.252845]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.253009] ------------[ cut here ]------------
| [   17.253047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.253107] Modules linked in:
| [   17.253184] Tainted: [W]=WARN
[   17.253206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.253239] Workqueue: netns cleanup_net
[   17.253260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.253288] 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
[   17.253383] RSP: 0018:ff264db200067ce8 EFLAGS: 00010286
[   17.253417] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.253457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.253495] RBP: 0000000000000000 R08: ff15aec903d35890 R09: ff15aec904e31830
[   17.253536] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   17.253574] R13: 0000000000000011 R14: ff15aec904e7a000 R15: ff15aec903c01000
[   17.253617] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.253659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.253698] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.253743] PKRU: 55555554
[   17.253759] Call Trace:
[   17.253773]  <TASK>
[   17.253789]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.253819]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   17.253847]  cleanup_net (net/core/net_namespace.c:702)
[   17.253869]  process_one_work (kernel/workqueue.c:3314)
[   17.253893]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.253914]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.253938]  kthread (kernel/kthread.c:436)
[   17.253960]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.253992]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.254014]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.254036]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.255599] ------------[ cut here ]------------
| [   17.255664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/302
| [   17.255751] Modules linked in:
| [   17.255904] Tainted: [W]=WARN
[   17.255964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.256048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.256114] 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
[   17.256239] RSP: 0018:ff264db20064f5f0 EFLAGS: 00010286
[   17.256306] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.256383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   17.256468] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec903fe6030
[   17.256550] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   17.256627] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c01300
[   17.256710] FS:  00007fc106838840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   17.256791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.256865] CR2: 000000000042ebe0 CR3: 0000000003f35003 CR4: 0000000000771ef0
[   17.256949] PKRU: 55555554
[   17.257003] Call Trace:
[   17.257055]  <TASK>
[   17.257105]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.257167]  __dev_notify_flags (net/core/dev.c:9787)
[   17.257230]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.257289]  veth_newlink (drivers/net/veth.c:1871)
[   17.257355]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   17.257427]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.257494]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.257557]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   17.257627]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   17.257695]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.257764]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.257826]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.257886]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.257948]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.258015]  ___sys_sendmsg (net/socket.c:2752)
[   17.258080]  __sys_sendmsg (net/socket.c:2784)
[   17.258139]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.258197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.258262] RIP: 0033:0x7fc106a7208e
[   17.258323] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.258457] RSP: 002b:00007ffed1282ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.258533] RAX: ffffffffffffffda RBX: 00007ffed1283498 RCX: 00007fc106a7208e
[   17.258609] RDX: 0000000000000000 RSI: 00007ffed1282d90 RDI: 0000000000000005
[   17.258684] RBP: 00007ffed1282cf0 R08: 0000000000000000 R09: 0000000000000000
[   17.258757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d7
[   17.258834] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed1283450
| [   17.259127] ------------[ cut here ]------------
| [   17.259194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/302
| [   17.259278] Modules linked in:
| [   17.259436] Tainted: [W]=WARN
[   17.259497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.259570] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.259639] 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
[   17.259765] RSP: 0018:ff264db20064f870 EFLAGS: 00010286
[   17.259836] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.259911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   17.260001] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec904c61030
[   17.260079] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   17.260156] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec903c01300
[   17.260235] FS:  00007fc106838840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   17.260314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.260390] CR2: 000000000042ebe0 CR3: 0000000003f35003 CR4: 0000000000771ef0
[   17.260476] PKRU: 55555554
[   17.260527] Call Trace:
[   17.260577]  <TASK>
[   17.260628]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.260690]  __dev_notify_flags (net/core/dev.c:9787)
[   17.260750]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.260811]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   17.260874]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.260939]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.261006]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   17.261073]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   17.261136]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.261204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.261274]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.261334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.261395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.261463]  ___sys_sendmsg (net/socket.c:2752)
[   17.261525]  __sys_sendmsg (net/socket.c:2784)
[   17.261584]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.261642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.261707] RIP: 0033:0x7fc106a7208e
[   17.261767] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.261890] RSP: 002b:00007ffed1282ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.261966] RAX: ffffffffffffffda RBX: 00007ffed1283498 RCX: 00007fc106a7208e
[   17.262049] RDX: 0000000000000000 RSI: 00007ffed1282d90 RDI: 0000000000000005
[   17.262131] RBP: 00007ffed1282cf0 R08: 0000000000000000 R09: 0000000000000000
[   17.262210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d7
[   17.262287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed1283450
| [   17.264136] ------------[ cut here ]------------
| [   17.264174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   17.264234] Modules linked in:
| [   17.264315] Tainted: [W]=WARN
[   17.264336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.264374] Workqueue: netns cleanup_net
[   17.264402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.264436] 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
[   17.264528] RSP: 0018:ff264db200067c78 EFLAGS: 00010286
[   17.264558] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   17.264598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01000
[   17.264636] RBP: 0000000000000000 R08: ff15aec9019254d0 R09: ff15aec904e2e02c
[   17.264675] R10: ff15aec904c94120 R11: fefefefefefefeff R12: 0000000000000000
[   17.264714] R13: 0000000000000011 R14: ff15aec904c94000 R15: ff15aec903c01000
[   17.264756] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   17.264798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.264832] CR2: 00007f1c406a6574 CR3: 000000001e047006 CR4: 0000000000771ef0
[   17.264877] PKRU: 55555554
[   17.264892] Call Trace:
[   17.264912]  <TASK>
[   17.264927]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.264959]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   17.265000]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   17.265022]  cleanup_net (net/core/net_namespace.c:702)
[   17.265046]  process_one_work (kernel/workqueue.c:3314)
[   17.265067]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.265089]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.265112]  kthread (kernel/kthread.c:436)
[   17.265134]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.265157]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.265179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.265203]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.266847] ------------[ cut here ]------------
| [   17.266913] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/303
| [   17.266975] Modules linked in:
| [   17.267057] Tainted: [W]=WARN
[   17.267080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.267115] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.267139] 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
[   17.267235] RSP: 0018:ff264db200657720 EFLAGS: 00010286
[   17.267257] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   17.267300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb700
[   17.267346] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec904e38030
[   17.267385] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   17.267466] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec9033fb700
[   17.267509] FS:  00007f347e840840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.267556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.267586] CR2: 00007f347eb101a0 CR3: 0000000004ff9004 CR4: 0000000000771ef0
[   17.267630] PKRU: 55555554
[   17.267646] Call Trace:
[   17.267661]  <TASK>
[   17.267676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.267698]  __dev_notify_flags (net/core/dev.c:9787)
[   17.267720]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   17.267743]  netif_change_flags (net/core/dev.c:9820)
[   17.267766]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.267792]  ? __nla_validate_parse (lib/nlattr.c:620)
[   17.267827]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   17.267850]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   17.267874]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.267902]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.267922]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   17.267944]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.267978]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.268000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.268025]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.268047]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.268070]  ___sys_sendmsg (net/socket.c:2752)
[   17.268097]  __sys_sendmsg (net/socket.c:2784)
[   17.268119]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.268141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.268170] RIP: 0033:0x7f347ea7a08e
[   17.268191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.268282] RSP: 002b:00007ffcdc1549c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.268324] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f347ea7a08e
[   17.268367] RDX: 0000000000000000 RSI: 00007ffcdc154a70 RDI: 0000000000000005
[   17.268412] RBP: 00007ffcdc1549d0 R08: 0000000000000000 R09: 0000000000000000
[   17.268446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d7
[   17.268496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc155140
| [   17.271750] ------------[ cut here ]------------
| [   17.271818] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/304
| [   17.271907] Modules linked in:
| [   17.272066] Tainted: [W]=WARN
[   17.272125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.272198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.272264] 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
[   17.272389] RSP: 0018:ff264db20065f720 EFLAGS: 00010286
[   17.272458] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   17.272536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   17.272613] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec904c61030
[   17.272694] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   17.272770] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c01300
[   17.272851] FS:  00007fbaa060f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   17.272930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.273011] CR2: 000000003eb5a988 CR3: 0000000003f35005 CR4: 0000000000771ef0
[   17.273094] PKRU: 55555554
[   17.273144] Call Trace:
[   17.273193]  <TASK>
[   17.273243]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.273306]  __dev_notify_flags (net/core/dev.c:9787)
[   17.273365]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   17.273433]  netif_change_flags (net/core/dev.c:9820)
[   17.273496]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.273559]  ? __nla_validate_parse (lib/nlattr.c:620)
[   17.273628]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   17.273690]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   17.273753]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.273824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.273885]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   17.273946]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.274016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.274077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.274139]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.274202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.274261]  ___sys_sendmsg (net/socket.c:2752)
[   17.274324]  __sys_sendmsg (net/socket.c:2784)
[   17.274386]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.274452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.274518] RIP: 0033:0x7fbaa084908e
[   17.274576] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.274703] RSP: 002b:00007ffea0cb0500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.274778] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbaa084908e
[   17.274856] RDX: 0000000000000000 RSI: 00007ffea0cb05b0 RDI: 0000000000000005
[   17.274933] RBP: 00007ffea0cb0510 R08: 0000000000000000 R09: 0000000000000000
[   17.275017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d7
[   17.275098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0cb0c80
| [   17.275326] ------------[ cut here ]------------
| [   17.275355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 2/107
| [   17.275408] Modules linked in:
| [   17.275485] Tainted: [W]=WARN
[   17.275506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.275540] Workqueue: events_unbound linkwatch_event
[   17.275569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.275596] 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
[   17.275692] RSP: 0018:ff264db20031bd50 EFLAGS: 00010286
[   17.275718] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   17.275757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb800
[   17.275804] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec904e38030
[   17.275845] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   17.275887] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec9033fb800
[   17.275933] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.275981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.276014] CR2: 00007f347e90d574 CR3: 000000001e047005 CR4: 0000000000771ef0
[   17.276057] PKRU: 55555554
[   17.276071] Call Trace:
[   17.276087]  <TASK>
[   17.276101]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.276123]  netif_state_change (net/core/dev.c:1605)
[   17.276144]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.276164]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.276196]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.276216]  process_one_work (kernel/workqueue.c:3314)
[   17.276238]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.276257]  ? rescuer_thread (kernel/workqueue.c:3672)
[   17.276280]  kthread (kernel/kthread.c:436)
[   17.276301]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.276323]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.276343]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   17.276365]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.279645] ------------[ cut here ]------------
| [   17.279768] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/305
| [   17.280068] Modules linked in:
| [   17.280156] Tainted: [W]=WARN
[   17.280177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.280207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.280232] 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
[   17.280320] RSP: 0018:ff264db200667708 EFLAGS: 00010286
[   17.280347] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   17.280384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   17.280429] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec904e38030
[   17.280473] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   17.280513] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec903c16000
[   17.280555] FS:  00007f86cb747840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   17.280597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.280630] CR2: 000000000b65c988 CR3: 0000000004ff9006 CR4: 0000000000771ef0
[   17.280675] PKRU: 55555554
[   17.280689] Call Trace:
[   17.280704]  <TASK>
[   17.280719]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.280740]  notifier_call_chain (kernel/notifier.c:85)
[   17.280761]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   17.280786]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   17.280808]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   17.280830]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   17.280851]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.280880]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.280901]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   17.280922]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.280954]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.280982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.281004]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.281026]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.281048]  ___sys_sendmsg (net/socket.c:2752)
[   17.281070]  __sys_sendmsg (net/socket.c:2784)
[   17.281091]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.281114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.281146] RIP: 0033:0x7f86cb98108e
[   17.281170] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.281262] RSP: 002b:00007ffca8a020c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.281303] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f86cb98108e
[   17.281342] RDX: 0000000000000000 RSI: 00007ffca8a02170 RDI: 0000000000000005
[   17.281382] RBP: 00007ffca8a020d0 R08: 0000000000000000 R09: 0000000000000000
[   17.281426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d8
[   17.281469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca8a02840
| [   17.287030] ------------[ cut here ]------------
| [   17.287100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/306
| [   17.287186] Modules linked in:
| [   17.287334] Tainted: [W]=WARN
[   17.287392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.287467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.287537] 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
[   17.287673] RSP: 0018:ff264db20066f6d0 EFLAGS: 00010286
[   17.287737] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   17.287813] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01200
[   17.287892] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec904c61030
[   17.287977] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   17.288055] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c01200
[   17.288135] FS:  00007f2da6e00840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   17.288211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.288284] CR2: 00000000004ebb20 CR3: 0000000003f35001 CR4: 0000000000771ef0
[   17.288357] PKRU: 55555554
[   17.288408] Call Trace:
[   17.288468]  <TASK>
[   17.288519]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   17.288582]  netif_state_change (net/core/dev.c:1605)
[   17.288644]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.288706]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   17.288766]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   17.288831]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   17.288900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.288959]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   17.289034]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.289109]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.289172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.289235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.289297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.289360]  ___sys_sendmsg (net/socket.c:2752)
[   17.289429]  __sys_sendmsg (net/socket.c:2784)
[   17.289491]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.289551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.289616] RIP: 0033:0x7f2da703a08e
[   17.289674] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.289797] RSP: 002b:00007fff85ea46d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.289876] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2da703a08e
[   17.289966] RDX: 0000000000000000 RSI: 00007fff85ea4780 RDI: 0000000000000006
[   17.290054] RBP: 00007fff85ea46e0 R08: 0000000000000000 R09: 0000000000000000
[   17.290134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d7
[   17.290213] R13: 00007fff85ea4830 R14: 0000000000000000 R15: 0000000000000004
| [   17.290475] ------------[ cut here ]------------
| [   17.290558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/306
| [   17.290653] Modules linked in:
| [   17.290871] Tainted: [W]=WARN
[   17.290935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.291049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.291116] 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
[   17.291277] RSP: 0018:ff264db20066f708 EFLAGS: 00010286
[   17.291358] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   17.291452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   17.291535] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec904c61030
[   17.291626] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   17.291706] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c01300
[   17.291797] FS:  00007f2da6e00840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   17.291893] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.291988] CR2: 00007f2da70d01a0 CR3: 0000000003f35001 CR4: 0000000000771ef0
[   17.292104] PKRU: 55555554
[   17.292167] Call Trace:
[   17.292235]  <TASK>
[   17.292306]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.292378]  notifier_call_chain (kernel/notifier.c:85)
[   17.292446]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   17.292510]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   17.292568]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   17.292633]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   17.292701]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   17.292778]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.292841]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   17.292907]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   17.292988]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.293057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.293140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.293197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.293257]  ___sys_sendmsg (net/socket.c:2752)
[   17.293325]  __sys_sendmsg (net/socket.c:2784)
[   17.293393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.293475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.293537] RIP: 0033:0x7f2da703a08e
[   17.293598] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.293720] RSP: 002b:00007fff85ea6350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.293799] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2da703a08e
[   17.293876] RDX: 0000000000000000 RSI: 00007fff85ea6400 RDI: 0000000000000005
[   17.293951] RBP: 00007fff85ea6360 R08: 0000000000000000 R09: 0000000000000000
[   17.294035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0d8
[   17.294111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff85ea6ad0
| [   20.122015] ------------[ cut here ]------------
| [   20.122070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.122145] Modules linked in:
| [   20.122227] Tainted: [W]=WARN
[   20.122248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.122280] Workqueue: netns cleanup_net
[   20.122304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.122334] 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
[   20.122432] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.122461] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.122501] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.122541] RBP: 0000000000000000 R08: ff15aec90197e210 R09: ff15aec907d60030
[   20.122580] R10: ff15aec904e59120 R11: fefefefefefefeff R12: 0000000000000000
[   20.122620] R13: 0000000000000011 R14: ff15aec904e59000 R15: ff15aec903c01c00
[   20.122666] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.122710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.122742] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.122780] PKRU: 55555554
[   20.122793] Call Trace:
[   20.122809]  <TASK>
[   20.122823]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.122856]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.122878]  cleanup_net (net/core/net_namespace.c:702)
[   20.122902]  process_one_work (kernel/workqueue.c:3314)
[   20.122930]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.122950]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.122981]  kthread (kernel/kthread.c:436)
[   20.123163]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.123183]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.123213]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.123246]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.123394] ------------[ cut here ]------------
| [   20.123434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.123494] Modules linked in:
| [   20.123573] Tainted: [W]=WARN
[   20.123593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.123627] Workqueue: netns cleanup_net
[   20.123648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.123675] 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
[   20.123766] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.123796] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.123837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.123876] RBP: 0000000000000000 R08: ff15aec903e1a950 R09: ff15aec902ed0830
[   20.123917] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   20.123959] R13: 0000000000000011 R14: ff15aec902ec6000 R15: ff15aec903c01c00
[   20.123996] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.124037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.124075] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.124120] PKRU: 55555554
[   20.124133] Call Trace:
[   20.124147]  <TASK>
[   20.124160]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.124188]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.124211]  cleanup_net (net/core/net_namespace.c:702)
[   20.124230]  process_one_work (kernel/workqueue.c:3314)
[   20.124251]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.124271]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.124294]  kthread (kernel/kthread.c:436)
[   20.124317]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.124336]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.124358]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.124378]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.124495] ------------[ cut here ]------------
| [   20.124523] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.124580] Modules linked in:
| [   20.124656] Tainted: [W]=WARN
[   20.124679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.124718] Workqueue: netns cleanup_net
[   20.124742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.124771] 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
[   20.124867] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.124895] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.124935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.124977] RBP: 0000000000000000 R08: ff15aec903e3e310 R09: ff15aec902ed1034
[   20.125022] R10: ff15aec90201e120 R11: fefefefefefefeff R12: 0000000000000000
[   20.125061] R13: 0000000000000011 R14: ff15aec90201e000 R15: ff15aec903c01c00
[   20.125108] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.125148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.125184] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.125231] PKRU: 55555554
[   20.125243] Call Trace:
[   20.125253]  <TASK>
[   20.125268]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.125296]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.126055]  cleanup_net (net/core/net_namespace.c:702)
[   20.126086]  process_one_work (kernel/workqueue.c:3314)
[   20.126108]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.126128]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.126148]  kthread (kernel/kthread.c:436)
[   20.126168]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.126190]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.126213]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.126240]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.126339] ------------[ cut here ]------------
| [   20.126391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.126448] Modules linked in:
| [   20.126527] Tainted: [W]=WARN
[   20.126547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.126579] Workqueue: netns cleanup_net
[   20.126602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.126629] 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
[   20.126728] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.126757] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.126802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.126842] RBP: 0000000000000000 R08: ff15aec903d5a390 R09: ff15aec904e85030
[   20.126885] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   20.126926] R13: 0000000000000011 R14: ff15aec90201f000 R15: ff15aec903c01c00
[   20.126975] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.127016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.127043] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.127084] PKRU: 55555554
[   20.127099] Call Trace:
[   20.127110]  <TASK>
[   20.127125]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.127155]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.127177]  cleanup_net (net/core/net_namespace.c:702)
[   20.127196]  process_one_work (kernel/workqueue.c:3314)
[   20.127216]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.127236]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.127257]  kthread (kernel/kthread.c:436)
[   20.127279]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.127301]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.127323]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.127343]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.127451] ------------[ cut here ]------------
| [   20.127484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.127542] Modules linked in:
| [   20.127617] Tainted: [W]=WARN
[   20.127640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.127673] Workqueue: netns cleanup_net
[   20.127695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.127723] 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
[   20.127825] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.127853] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.127895] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.127934] RBP: 0000000000000000 R08: ff15aec901976a90 R09: ff15aec904e81830
[   20.127979] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   20.128021] R13: 0000000000000011 R14: ff15aec902fc7000 R15: ff15aec903c01c00
[   20.128060] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.128097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.128133] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.128176] PKRU: 55555554
[   20.128189] Call Trace:
[   20.128203]  <TASK>
[   20.128215]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.128244]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.128265]  cleanup_net (net/core/net_namespace.c:702)
[   20.128286]  process_one_work (kernel/workqueue.c:3314)
[   20.128306]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.128326]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.128346]  kthread (kernel/kthread.c:436)
[   20.128366]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.128385]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.128410]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.128476]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.134029] ------------[ cut here ]------------
| [   20.134064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.134115] Modules linked in:
| [   20.134193] Tainted: [W]=WARN
[   20.134213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.134248] Workqueue: netns cleanup_net
[   20.134270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.134298] 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
[   20.134389] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   20.134417] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   20.134463] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.134510] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec902fc7030
[   20.134557] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   20.134602] R13: 0000000000000010 R14: ff15aec904e92000 R15: ff15aec903c01c00
[   20.134641] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.134684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.134718] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.134763] PKRU: 55555554
[   20.134778] Call Trace:
[   20.134794]  <TASK>
[   20.134808]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.134830]  netif_close_many (net/core/dev.c:1804)
[   20.134850]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   20.134877]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   20.134906]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.134930]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.134954]  cleanup_net (net/core/net_namespace.c:702)
[   20.134982]  process_one_work (kernel/workqueue.c:3314)
[   20.135006]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.135029]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.135052]  kthread (kernel/kthread.c:436)
[   20.135076]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.135098]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.135122]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.135144]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.135244] ------------[ cut here ]------------
| [   20.135273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.135333] Modules linked in:
| [   20.135410] Tainted: [W]=WARN
[   20.135477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.135512] Workqueue: netns cleanup_net
[   20.135531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.135560] 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
[   20.135660] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   20.135693] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   20.135734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.135778] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec902fc7030
[   20.135820] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   20.135863] R13: 0000000000000010 R14: ff15aec904e70000 R15: ff15aec903c01c00
[   20.135904] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.135946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.135987] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.136030] PKRU: 55555554
[   20.136045] Call Trace:
[   20.136060]  <TASK>
[   20.136072]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.136094]  netif_close_many (net/core/dev.c:1804)
[   20.136125]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   20.136152]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   20.136181]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.136212]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.136233]  cleanup_net (net/core/net_namespace.c:702)
[   20.136255]  process_one_work (kernel/workqueue.c:3314)
[   20.136274]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.136298]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.136319]  kthread (kernel/kthread.c:436)
[   20.136340]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.136360]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.136381]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.136404]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.136554] ------------[ cut here ]------------
| [   20.136579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.136636] Modules linked in:
| [   20.136709] Tainted: [W]=WARN
[   20.136732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.136768] Workqueue: netns cleanup_net
[   20.136787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.136813] 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
[   20.136913] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   20.136938] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.136983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.137029] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec904e80830
[   20.137074] R10: ff15aec904e92120 R11: fefefefefefefeff R12: 0000000000000000
[   20.137118] R13: 0000000000000011 R14: ff15aec904e92000 R15: ff15aec903c01c00
[   20.137163] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.137206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.137241] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.137280] PKRU: 55555554
[   20.137294] Call Trace:
[   20.137306]  <TASK>
[   20.137322]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.137349]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.137373]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.137394]  cleanup_net (net/core/net_namespace.c:702)
[   20.137423]  process_one_work (kernel/workqueue.c:3314)
[   20.137449]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.137470]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.137492]  kthread (kernel/kthread.c:436)
[   20.137513]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.137533]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.137557]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.137578]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.137699] ------------[ cut here ]------------
| [   20.137725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.137777] Modules linked in:
| [   20.137855] Tainted: [W]=WARN
[   20.137873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.137913] Workqueue: netns cleanup_net
[   20.137936] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.137967] 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
[   20.138056] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   20.138085] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.138124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.138166] RBP: 0000000000000000 R08: ff15aec90311b8d0 R09: ff15aec902ed1830
[   20.138205] R10: ff15aec904e70120 R11: fefefefefefefeff R12: 0000000000000000
[   20.138245] R13: 0000000000000011 R14: ff15aec904e70000 R15: ff15aec903c01c00
[   20.138287] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.138328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.138359] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.138401] PKRU: 55555554
[   20.138414] Call Trace:
[   20.138435]  <TASK>
[   20.138450]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.138476]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.138507]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.138530]  cleanup_net (net/core/net_namespace.c:702)
[   20.138552]  process_one_work (kernel/workqueue.c:3314)
[   20.138575]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.138596]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.138618]  kthread (kernel/kthread.c:436)
[   20.138640]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.138663]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.138684]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.138704]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.138814] ------------[ cut here ]------------
| [   20.138841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [   20.138891] Modules linked in:
| [   20.138962] Tainted: [W]=WARN
[   20.138986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.139020] Workqueue: netns cleanup_net
[   20.139044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.139075] 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
[   20.139169] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   20.139196] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.139235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.139278] RBP: 0000000000000000 R08: ff15aec903d5a350 R09: ff15aec902fb802c
[   20.139321] R10: ff15aec901180120 R11: fefefefefefefeff R12: 0000000000000000
[   20.139364] R13: 0000000000000011 R14: ff15aec901180000 R15: ff15aec903c01c00
[   20.139408] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.139454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.139489] CR2: 0000559070bf3d5c CR3: 000000001e047005 CR4: 0000000000771ef0
[   20.139531] PKRU: 55555554
[   20.139544] Call Trace:
[   20.139559]  <TASK>
[   20.139574]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.139602]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.139630]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.139653]  cleanup_net (net/core/net_namespace.c:702)
[   20.139674]  process_one_work (kernel/workqueue.c:3314)
[   20.139696]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.139719]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.139743]  kthread (kernel/kthread.c:436)
[   20.139767]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.139788]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.139806]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.139830]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.144951] ------------[ cut here ]------------
| [   20.145015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.145070] Modules linked in:
| [   20.145154] Tainted: [W]=WARN
[   20.145173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.145205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.145231] 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
[   20.145318] RSP: 0018:ff264db2006b7cb8 EFLAGS: 00010286
[   20.145348] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.145387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.145435] RBP: 0000000000000000 R08: ff15aec90195bc90 R09: ff15aec902ec602c
[   20.145480] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   20.145523] R13: 0000000000000010 R14: ff15aec902fc7000 R15: ff15aec903c01c00
[   20.145566] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.145612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.145646] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.145685] PKRU: 55555554
[   20.145699] Call Trace:
[   20.145717]  <TASK>
[   20.145731]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.145752]  register_netdevice (net/core/dev.c:11488)
[   20.145800]  register_netdev (net/core/dev.c:11552)
[   20.145820]  loopback_net_init (drivers/net/loopback.c:218)
[   20.145847]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   20.145879]  ops_init (net/core/net_namespace.c:137)
[   20.145903]  setup_net (net/core/net_namespace.c:446)
[   20.145928]  copy_net_ns (net/core/net_namespace.c:579)
[   20.145949]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.145983]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.146013]  ksys_unshare (kernel/fork.c:3243)
[   20.146044]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.146068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.146093]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.146124] RIP: 0033:0x7f18e4ef7bcb
[   20.146146] 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
[   20.146239] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.146282] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.146320] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.146363] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.146402] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.146449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.146622] ------------[ cut here ]------------
| [   20.146654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.146703] Modules linked in:
| [   20.146779] Tainted: [W]=WARN
[   20.146801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.146838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.146865] 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
[   20.146961] RSP: 0018:ff264db2006b7c10 EFLAGS: 00010286
[   20.146992] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.147033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[   20.147075] RBP: 0000000000000000 R08: ff15aec903d5a350 R09: ff15aec906f42830
[   20.147117] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   20.147158] R13: 0000000000000010 R14: ff15aec902ec6000 R15: ff15aec9030f8100
[   20.147199] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.147243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.147280] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.147324] PKRU: 55555554
[   20.147337] Call Trace:
[   20.147352]  <TASK>
[   20.147365]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.147386]  register_netdevice (net/core/dev.c:11488)
[   20.147409]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   20.147437]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   20.147457]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   20.147480]  ops_init (net/core/net_namespace.c:137)
[   20.147503]  setup_net (net/core/net_namespace.c:446)
[   20.147522]  copy_net_ns (net/core/net_namespace.c:579)
[   20.147545]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.147571]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.147594]  ksys_unshare (kernel/fork.c:3243)
[   20.147618]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.147639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.147662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.147692] RIP: 0033:0x7f18e4ef7bcb
[   20.147712] 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
[   20.147813] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.147857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.147903] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.147943] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.147989] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.148031] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.148146] ------------[ cut here ]------------
| [   20.148174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.148223] Modules linked in:
| [   20.148303] Tainted: [W]=WARN
[   20.148323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.148353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.148380] 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
[   20.148491] RSP: 0018:ff264db2006b7bf0 EFLAGS: 00010286
[   20.148520] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.148560] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[   20.148600] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec904e82030
[   20.148642] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   20.148686] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec9030f8500
[   20.148725] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.148765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.148794] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.148838] PKRU: 55555554
[   20.148852] Call Trace:
[   20.148866]  <TASK>
[   20.148879]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.148901]  register_netdevice (net/core/dev.c:11488)
[   20.148922]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   20.148945]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   20.148967]  vti_init_net (net/ipv4/ip_vti.c:517)
[   20.148991]  ops_init (net/core/net_namespace.c:137)
[   20.149012]  setup_net (net/core/net_namespace.c:446)
[   20.149035]  copy_net_ns (net/core/net_namespace.c:579)
[   20.149055]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.149084]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.149114]  ksys_unshare (kernel/fork.c:3243)
[   20.149136]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.149156]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.149178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.149206] RIP: 0033:0x7f18e4ef7bcb
[   20.149227] 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
[   20.149327] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.149366] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.149404] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.149452] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.149494] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.149536] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.149664] ------------[ cut here ]------------
| [   20.149690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.149732] Modules linked in:
| [   20.149805] Tainted: [W]=WARN
[   20.149828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.149863] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.149893] 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
[   20.149993] RSP: 0018:ff264db2006b7ca8 EFLAGS: 00010286
[   20.150022] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.150064] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01b00
[   20.150104] RBP: 0000000000000000 R08: ff15aec903dd5ed0 R09: ff15aec904e59034
[   20.150145] R10: ff15aec90201c120 R11: fefefefefefefeff R12: 0000000000000000
[   20.150185] R13: 0000000000000010 R14: ff15aec90201c000 R15: ff15aec903c01b00
[   20.150230] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.150272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.150306] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.150348] PKRU: 55555554
[   20.150362] Call Trace:
[   20.150377]  <TASK>
[   20.150391]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.150411]  register_netdevice (net/core/dev.c:11488)
[   20.150437]  register_netdev (net/core/dev.c:11552)
[   20.150459]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   20.150484]  ops_init (net/core/net_namespace.c:137)
[   20.150506]  setup_net (net/core/net_namespace.c:446)
[   20.150530]  copy_net_ns (net/core/net_namespace.c:579)
[   20.150551]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.150578]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.150607]  ksys_unshare (kernel/fork.c:3243)
[   20.150629]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.150648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.150668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.150694] RIP: 0033:0x7f18e4ef7bcb
[   20.150715] 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
[   20.150813] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.150852] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.150895] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.150937] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.150980] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.151020] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.151142] ------------[ cut here ]------------
| [   20.151168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.151221] Modules linked in:
| [   20.151304] Tainted: [W]=WARN
[   20.151325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.151359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.151390] 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
[   20.151531] RSP: 0018:ff264db2006b7ca0 EFLAGS: 00010286
[   20.151563] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.151604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfad00
[   20.151642] RBP: 0000000000000000 R08: ff15aec903ddeed0 R09: ff15aec903c61030
[   20.151685] R10: ff15aec904e59120 R11: fefefefefefefeff R12: 0000000000000000
[   20.151726] R13: 0000000000000010 R14: ff15aec904e59000 R15: ff15aec901dfad00
[   20.151768] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.151808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.151841] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.151896] PKRU: 55555554
[   20.151910] Call Trace:
[   20.151924]  <TASK>
[   20.151939]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.151961]  register_netdevice (net/core/dev.c:11488)
[   20.151982]  register_netdev (net/core/dev.c:11552)
[   20.152004]  sit_init_net (net/ipv6/sit.c:1860)
[   20.152024]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   20.152046]  ops_init (net/core/net_namespace.c:137)
[   20.152067]  setup_net (net/core/net_namespace.c:446)
[   20.152085]  copy_net_ns (net/core/net_namespace.c:579)
[   20.152108]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.152136]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.152163]  ksys_unshare (kernel/fork.c:3243)
[   20.152184]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.152206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.152228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.152255] RIP: 0033:0x7f18e4ef7bcb
[   20.152279] 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
[   20.152380] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.152426] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.152470] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.152510] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.152552] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.152591] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.152706] ------------[ cut here ]------------
| [   20.152733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/321
| [   20.152777] Modules linked in:
| [   20.152859] Tainted: [W]=WARN
[   20.152878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.152914] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.152943] 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
[   20.153038] RSP: 0018:ff264db2006b7ca8 EFLAGS: 00010286
[   20.153064] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.153105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13900
[   20.153146] RBP: 0000000000000000 R08: ff15aec90195bed0 R09: ff15aec904e7d030
[   20.153185] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[   20.153228] R13: 0000000000000010 R14: ff15aec903c61000 R15: ff15aec903c13900
[   20.153271] FS:  00007f18e4c35840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.153312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.153348] CR2: 00007f18e4e41690 CR3: 0000000007172001 CR4: 0000000000771ef0
[   20.153392] PKRU: 55555554
[   20.153405] Call Trace:
[   20.153423]  <TASK>
[   20.153438]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.153462]  register_netdevice (net/core/dev.c:11488)
[   20.153483]  register_netdev (net/core/dev.c:11552)
[   20.153504]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   20.153527]  ops_init (net/core/net_namespace.c:137)
[   20.153545]  setup_net (net/core/net_namespace.c:446)
[   20.153566]  copy_net_ns (net/core/net_namespace.c:579)
[   20.153586]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.153614]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.153639]  ksys_unshare (kernel/fork.c:3243)
[   20.153663]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.153683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.153703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.153730] RIP: 0033:0x7f18e4ef7bcb
[   20.153750] 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
[   20.153844] RSP: 002b:00007ffc3a8df7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   20.153882] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f18e4ef7bcb
[   20.153921] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.153959] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.154001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3a8e19f0
[   20.154044] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc3a8e28af
| [   20.157551] ------------[ cut here ]------------
| [   20.157632] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.157724] Modules linked in:
| [   20.157878] Tainted: [W]=WARN
[   20.157931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.158010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.158072] 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
[   20.158209] RSP: 0018:ff264db2006bfcb8 EFLAGS: 00010286
[   20.158276] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.158360] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7900
[   20.158446] RBP: 0000000000000000 R08: ff15aec903d350d0 R09: ff15aec904c7202c
[   20.158526] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[   20.158602] R13: 0000000000000010 R14: ff15aec904e97000 R15: ff15aec9030f7900
[   20.158680] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.158756] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.158829] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.158913] PKRU: 55555554
[   20.158961] Call Trace:
[   20.159016]  <TASK>
[   20.159064]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.159120]  register_netdevice (net/core/dev.c:11488)
[   20.159176]  register_netdev (net/core/dev.c:11552)
[   20.159231]  loopback_net_init (drivers/net/loopback.c:218)
[   20.159289]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   20.159353]  ops_init (net/core/net_namespace.c:137)
[   20.159410]  setup_net (net/core/net_namespace.c:446)
[   20.159476]  copy_net_ns (net/core/net_namespace.c:579)
[   20.159533]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.159596]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.159660]  ksys_unshare (kernel/fork.c:3243)
[   20.159716]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.159773]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.159830]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.159894] RIP: 0033:0x7fb745ca0bcb
[   20.159948] 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
[   20.160093] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.160170] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.160246] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.160323] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.160398] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.160480] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.160727] ------------[ cut here ]------------
| [   20.160789] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.160873] Modules linked in:
| [   20.161023] Tainted: [W]=WARN
[   20.161077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.161143] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.161206] 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
[   20.161341] RSP: 0018:ff264db2006bfc10 EFLAGS: 00010286
[   20.161402] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.161480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfaf00
[   20.161555] RBP: 0000000000000000 R08: ff15aec903d5a490 R09: ff15aec904e50830
[   20.161631] R10: ff15aec904c72120 R11: fefefefefefefeff R12: 0000000000000000
[   20.161708] R13: 0000000000000010 R14: ff15aec904c72000 R15: ff15aec901dfaf00
[   20.161787] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.161864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.161933] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.162018] PKRU: 55555554
[   20.162065] Call Trace:
[   20.162112]  <TASK>
[   20.162160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.162215]  register_netdevice (net/core/dev.c:11488)
[   20.162271]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   20.162328]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   20.162385]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   20.162449]  ops_init (net/core/net_namespace.c:137)
[   20.162506]  setup_net (net/core/net_namespace.c:446)
[   20.162562]  copy_net_ns (net/core/net_namespace.c:579)
[   20.162618]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.162681]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.162746]  ksys_unshare (kernel/fork.c:3243)
[   20.162806]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.162882]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.162942]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.163012] RIP: 0033:0x7fb745ca0bcb
[   20.163068] 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
[   20.163204] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.163283] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.163359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.163442] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.163518] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.163593] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.163832] ------------[ cut here ]------------
| [   20.163894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.163987] Modules linked in:
| [   20.164169] Tainted: [W]=WARN
[   20.164224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.164293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.164356] 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
[   20.164511] RSP: 0018:ff264db2006bfbf0 EFLAGS: 00010286
[   20.164573] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.164647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fba00
[   20.164721] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904c6d030
[   20.164796] R10: ff15aec904c74120 R11: fefefefefefefeff R12: 0000000000000000
[   20.164870] R13: 0000000000000010 R14: ff15aec904c74000 R15: ff15aec9033fba00
[   20.164949] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.165033] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.165101] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.165176] PKRU: 55555554
[   20.165222] Call Trace:
[   20.165270]  <TASK>
[   20.165317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.165372]  register_netdevice (net/core/dev.c:11488)
[   20.165436]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   20.165493]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   20.165549]  vti_init_net (net/ipv4/ip_vti.c:517)
[   20.165605]  ops_init (net/core/net_namespace.c:137)
[   20.165681]  setup_net (net/core/net_namespace.c:446)
[   20.165741]  copy_net_ns (net/core/net_namespace.c:579)
[   20.165826]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.165895]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.165958]  ksys_unshare (kernel/fork.c:3243)
[   20.166018]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.166073]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.166129]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.166193] RIP: 0033:0x7fb745ca0bcb
[   20.166248] 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
[   20.166379] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.166461] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.166535] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.166610] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.166687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.166763] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.167015] ------------[ cut here ]------------
| [   20.167087] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.167175] Modules linked in:
| [   20.167319] Tainted: [W]=WARN
[   20.167373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.167448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.167510] 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
[   20.167637] RSP: 0018:ff264db2006bfca8 EFLAGS: 00010286
[   20.167699] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.167772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbb00
[   20.167849] RBP: 0000000000000000 R08: ff15aec903d925d0 R09: ff15aec904c95034
[   20.167923] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   20.168002] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec9033fbb00
[   20.168083] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.168159] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.168229] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.168306] PKRU: 55555554
[   20.168353] Call Trace:
[   20.168400]  <TASK>
[   20.168454]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.168510]  register_netdevice (net/core/dev.c:11488)
[   20.168565]  register_netdev (net/core/dev.c:11552)
[   20.168621]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   20.168678]  ops_init (net/core/net_namespace.c:137)
[   20.168735]  setup_net (net/core/net_namespace.c:446)
[   20.168791]  copy_net_ns (net/core/net_namespace.c:579)
[   20.168848]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.168911]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.168981]  ksys_unshare (kernel/fork.c:3243)
[   20.169038]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.169093]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.169150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.169214] RIP: 0033:0x7fb745ca0bcb
[   20.169269] 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
[   20.169404] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.169484] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.169559] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.169634] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.169710] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.169786] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.170039] ------------[ cut here ]------------
| [   20.170101] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.170188] Modules linked in:
| [   20.170338] Tainted: [W]=WARN
[   20.170392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.170469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.170532] 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
[   20.170673] RSP: 0018:ff264db2006bfca0 EFLAGS: 00010286
[   20.170736] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.170814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   20.170895] RBP: 0000000000000000 R08: ff15aec903ee85d0 R09: ff15aec904e7b030
[   20.170977] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   20.171054] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f8900
[   20.171133] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.171208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.171278] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.171355] PKRU: 55555554
[   20.171403] Call Trace:
[   20.171454]  <TASK>
[   20.171502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.171557]  register_netdevice (net/core/dev.c:11488)
[   20.171614]  register_netdev (net/core/dev.c:11552)
[   20.171670]  sit_init_net (net/ipv6/sit.c:1860)
[   20.171726]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   20.171783]  ops_init (net/core/net_namespace.c:137)
[   20.171862]  setup_net (net/core/net_namespace.c:446)
[   20.171923]  copy_net_ns (net/core/net_namespace.c:579)
[   20.171985]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.172048]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.172110]  ksys_unshare (kernel/fork.c:3243)
[   20.172166]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.172229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.172285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.172347] RIP: 0033:0x7fb745ca0bcb
[   20.172402] 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
[   20.172537] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.172612] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.172688] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.172762] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.172855] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.172934] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.173188] ------------[ cut here ]------------
| [   20.173251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/322
| [   20.173339] Modules linked in:
| [   20.173491] Tainted: [W]=WARN
[   20.173546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.173615] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.173678] 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
[   20.173811] RSP: 0018:ff264db2006bfca8 EFLAGS: 00010286
[   20.173875] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.173950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6100
[   20.174030] RBP: 0000000000000000 R08: ff15aec901963250 R09: ff15aec904c63030
[   20.174105] R10: ff15aec904e7b120 R11: fefefefefefefeff R12: 0000000000000000
[   20.174181] R13: 0000000000000010 R14: ff15aec904e7b000 R15: ff15aec9030f6100
[   20.174272] FS:  00007fb7459de840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.174350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.174426] CR2: 00007fb745bdfc20 CR3: 0000000004f8b003 CR4: 0000000000771ef0
[   20.174502] PKRU: 55555554
[   20.174550] Call Trace:
[   20.174597]  <TASK>
[   20.174644]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.174700]  register_netdevice (net/core/dev.c:11488)
[   20.174755]  register_netdev (net/core/dev.c:11552)
[   20.174810]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   20.174867]  ops_init (net/core/net_namespace.c:137)
[   20.174923]  setup_net (net/core/net_namespace.c:446)
[   20.174986]  copy_net_ns (net/core/net_namespace.c:579)
[   20.175043]  create_new_namespaces (kernel/nsproxy.c:132)
[   20.175106]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   20.175182]  ksys_unshare (kernel/fork.c:3243)
[   20.175238]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   20.175294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.175350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.175412] RIP: 0033:0x7fb745ca0bcb
[   20.175475] 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
[   20.175601] RSP: 002b:00007ffd236bf218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   20.175678] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb745ca0bcb
[   20.175752] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   20.175826] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   20.175901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd236c1440
[   20.175990] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd236c18af
| [   20.178029] ------------[ cut here ]------------
| [   20.178063] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.178128] Modules linked in:
| [   20.178210] Tainted: [W]=WARN
[   20.178229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.178261] Workqueue: netns cleanup_net
[   20.178281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.178310] 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
[   20.178411] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.178445] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.178481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.178524] RBP: 0000000000000000 R08: ff15aec901925f90 R09: ff15aec90319f030
[   20.178567] R10: ff15aec903c64120 R11: fefefefefefefeff R12: 0000000000000000
[   20.178616] R13: 0000000000000011 R14: ff15aec903c64000 R15: ff15aec903c16000
[   20.178661] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.178703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.178735] CR2: 000055dc0f324d5c CR3: 0000000004d94003 CR4: 0000000000771ef0
[   20.178776] PKRU: 55555554
[   20.178790] Call Trace:
[   20.178804]  <TASK>
[   20.178820]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.178850]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.178873]  cleanup_net (net/core/net_namespace.c:702)
[   20.178896]  process_one_work (kernel/workqueue.c:3314)
[   20.178916]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.178937]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.178960]  kthread (kernel/kthread.c:436)
[   20.178987]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.179009]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.179034]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.179054]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.179169] ------------[ cut here ]------------
| [   20.179201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.179266] Modules linked in:
| [   20.179352] Tainted: [W]=WARN
[   20.179373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.179410] Workqueue: netns cleanup_net
[   20.179437] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.179467] 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
[   20.179566] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.179594] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.179635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.179675] RBP: 0000000000000000 R08: ff15aec903ddec50 R09: ff15aec904e6e030
[   20.179713] R10: ff15aec906e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   20.179753] R13: 0000000000000011 R14: ff15aec906e5a000 R15: ff15aec903c16000
[   20.179787] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.179831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.179868] CR2: 000055dc0f324d5c CR3: 0000000004d94003 CR4: 0000000000771ef0
[   20.179912] PKRU: 55555554
[   20.179927] Call Trace:
[   20.179939]  <TASK>
[   20.179959]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.179990]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.180014]  cleanup_net (net/core/net_namespace.c:702)
[   20.180037]  process_one_work (kernel/workqueue.c:3314)
[   20.180058]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.180080]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.180102]  kthread (kernel/kthread.c:436)
[   20.180125]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.180148]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.180169]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.180193]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.180305] ------------[ cut here ]------------
| [   20.180332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.180387] Modules linked in:
| [   20.180472] Tainted: [W]=WARN
[   20.180493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.180525] Workqueue: netns cleanup_net
[   20.180549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.180574] 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
[   20.180673] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.180701] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.180744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.180787] RBP: 0000000000000000 R08: ff15aec903df2610 R09: ff15aec904c6e034
[   20.180826] R10: ff15aec904c90120 R11: fefefefefefefeff R12: 0000000000000000
[   20.180866] R13: 0000000000000011 R14: ff15aec904c90000 R15: ff15aec903c16000
[   20.180909] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.180950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.180988] CR2: 000055dc0f324d5c CR3: 0000000004d94003 CR4: 0000000000771ef0
[   20.181031] PKRU: 55555554
[   20.181046] Call Trace:
[   20.181060]  <TASK>
[   20.181072]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.181101]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.181122]  cleanup_net (net/core/net_namespace.c:702)
[   20.181145]  process_one_work (kernel/workqueue.c:3314)
[   20.181166]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.181181]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.181199]  kthread (kernel/kthread.c:436)
[   20.181217]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.181237]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.181256]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.181277]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.181390] ------------[ cut here ]------------
| [   20.181416] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.181472] Modules linked in:
| [   20.181555] Tainted: [W]=WARN
[   20.181577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.181615] Workqueue: netns cleanup_net
[   20.181636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.181666] 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
[   20.181766] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.181792] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.181836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.181875] RBP: 0000000000000000 R08: ff15aec903e147d0 R09: ff15aec902ed5830
[   20.181917] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   20.181958] R13: 0000000000000011 R14: ff15aec906e5b000 R15: ff15aec903c16000
[   20.182003] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.182048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.182079] CR2: 000055dc0f324d5c CR3: 0000000004d94003 CR4: 0000000000771ef0
[   20.182124] PKRU: 55555554
[   20.182139] Call Trace:
[   20.182151]  <TASK>
[   20.182164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.182193]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.182213]  cleanup_net (net/core/net_namespace.c:702)
[   20.182237]  process_one_work (kernel/workqueue.c:3314)
[   20.182263]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.182285]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.182305]  kthread (kernel/kthread.c:436)
[   20.182331]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.182356]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.182376]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.182398]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.182501] ------------[ cut here ]------------
| [   20.182532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.182590] Modules linked in:
| [   20.182665] Tainted: [W]=WARN
[   20.182687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.182722] Workqueue: netns cleanup_net
[   20.182746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.182776] 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
[   20.182873] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   20.182900] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.182944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.182992] RBP: 0000000000000000 R08: ff15aec903dfa690 R09: ff15aec902ed6030
[   20.183033] R10: ff15aec903fe4120 R11: fefefefefefefeff R12: 0000000000000000
[   20.183074] R13: 0000000000000011 R14: ff15aec903fe4000 R15: ff15aec903c16000
[   20.183116] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.183158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.183195] CR2: 000055dc0f324d5c CR3: 000000001e047004 CR4: 0000000000771ef0
[   20.183235] PKRU: 55555554
[   20.183254] Call Trace:
[   20.183266]  <TASK>
[   20.183280]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.183310]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   20.183329]  cleanup_net (net/core/net_namespace.c:702)
[   20.183351]  process_one_work (kernel/workqueue.c:3314)
[   20.183372]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.183393]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.183415]  kthread (kernel/kthread.c:436)
[   20.183486]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.183506]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.183532]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.183551]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.189016] ------------[ cut here ]------------
| [   20.189056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   20.189117] Modules linked in:
| [   20.189198] Tainted: [W]=WARN
[   20.189222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.189258] Workqueue: netns cleanup_net
[   20.189279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.189305] 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
[   20.189398] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   20.189434] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.189470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   20.189516] RBP: 0000000000000000 R08: ff15aec903231e10 R09: ff15aec904c8602c
[   20.189558] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   20.189601] R13: 0000000000000011 R14: ff15aec904e5a000 R15: ff15aec903c16000
[   20.189639] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   20.189680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.189711] CR2: 000055dc0f324d5c CR3: 000000001e047004 CR4: 0000000000771ef0
[   20.189747] PKRU: 55555554
[   20.189762] Call Trace:
[   20.189771]  <TASK>
[   20.189785]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.189810]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   20.189838]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   20.189860]  cleanup_net (net/core/net_namespace.c:702)
[   20.189881]  process_one_work (kernel/workqueue.c:3314)
[   20.189900]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.189919]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.189940]  kthread (kernel/kthread.c:436)
[   20.189959]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.189982]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.190000]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.190022]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.191216] ------------[ cut here ]------------
| [   20.191258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/325
| [   20.191308] Modules linked in:
| [   20.191393] Tainted: [W]=WARN
[   20.191414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.191453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.191484] 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
[   20.191567] RSP: 0018:ff264db2005ef5f0 EFLAGS: 00010286
[   20.191596] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.191639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01600
[   20.191677] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec906e5a030
[   20.191715] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   20.191758] R13: 0000000000000010 R14: ff15aec904c77000 R15: ff15aec903c01600
[   20.191802] FS:  00007f6ea827f840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.191849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.191886] CR2: 000000000042ebe0 CR3: 0000000007fcd006 CR4: 0000000000771ef0
[   20.191924] PKRU: 55555554
[   20.191942] Call Trace:
[   20.191959]  <TASK>
[   20.191978]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.192001]  __dev_notify_flags (net/core/dev.c:9787)
[   20.192026]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.192049]  veth_newlink (drivers/net/veth.c:1871)
[   20.192076]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   20.192101]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.192131]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.192154]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   20.192182]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   20.192209]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.192238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.192262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.192288]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.192311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.192335]  ___sys_sendmsg (net/socket.c:2752)
[   20.192356]  __sys_sendmsg (net/socket.c:2784)
[   20.192380]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.192404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.192470] RIP: 0033:0x7f6ea84b908e
[   20.192493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.192590] RSP: 002b:00007ffec666e1c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.192636] RAX: ffffffffffffffda RBX: 00007ffec666e978 RCX: 00007f6ea84b908e
[   20.192680] RDX: 0000000000000000 RSI: 00007ffec666e270 RDI: 0000000000000005
[   20.192719] RBP: 00007ffec666e1d0 R08: 0000000000000000 R09: 0000000000000000
[   20.192759] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0da
[   20.192801] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec666e930
| [   20.192980] ------------[ cut here ]------------
| [   20.193036] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/325
| [   20.193097] Modules linked in:
| [   20.193184] Tainted: [W]=WARN
[   20.193205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.193236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.193263] 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
[   20.193367] RSP: 0018:ff264db2005ef870 EFLAGS: 00010286
[   20.193395] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   20.193439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.193480] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec906e5c030
[   20.193522] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   20.193568] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec903c01c00
[   20.193614] FS:  00007f6ea827f840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.193659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.193698] CR2: 000000000042ebe0 CR3: 0000000007fcd006 CR4: 0000000000771ef0
[   20.193745] PKRU: 55555554
[   20.193759] Call Trace:
[   20.193773]  <TASK>
[   20.193787]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.193808]  __dev_notify_flags (net/core/dev.c:9787)
[   20.193835]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.193859]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   20.193882]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.193917]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.193944]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   20.193974]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   20.194011]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.194040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.194064]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.194085]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.194114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.194140]  ___sys_sendmsg (net/socket.c:2752)
[   20.194165]  __sys_sendmsg (net/socket.c:2784)
[   20.194186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.194215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.194245] RIP: 0033:0x7f6ea84b908e
[   20.194268] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.194374] RSP: 002b:00007ffec666e1c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.194425] RAX: ffffffffffffffda RBX: 00007ffec666e978 RCX: 00007f6ea84b908e
[   20.194467] RDX: 0000000000000000 RSI: 00007ffec666e270 RDI: 0000000000000005
[   20.194515] RBP: 00007ffec666e1d0 R08: 0000000000000000 R09: 0000000000000000
[   20.194558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0da
[   20.194605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec666e930
| [   20.197820] ------------[ cut here ]------------
| [   20.197905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/326
| [   20.198003] Modules linked in:
| [   20.198153] Tainted: [W]=WARN
[   20.198208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.198278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.198356] 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
[   20.198495] RSP: 0018:ff264db2006cf720 EFLAGS: 00010286
[   20.198558] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   20.198637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6600
[   20.198713] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec904c63030
[   20.198792] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   20.198866] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec9030f6600
[   20.198944] FS:  00007ff21f3f2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.199031] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.199101] CR2: 00007ff21f6c21a0 CR3: 00000000071f3003 CR4: 0000000000771ef0
[   20.199178] PKRU: 55555554
[   20.199226] Call Trace:
[   20.199274]  <TASK>
[   20.199323]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.199378]  __dev_notify_flags (net/core/dev.c:9787)
[   20.199441]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   20.199498]  netif_change_flags (net/core/dev.c:9820)
[   20.199555]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.199612]  ? __nla_validate_parse (lib/nlattr.c:620)
[   20.199680]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   20.199740]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   20.199797]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.199893]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.199956]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   20.200020]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.200086]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.200143]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.200201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.200259]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.200323]  ___sys_sendmsg (net/socket.c:2752)
[   20.200382]  __sys_sendmsg (net/socket.c:2784)
[   20.200445]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.200503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.200567] RIP: 0033:0x7ff21f62c08e
[   20.200622] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.200760] RSP: 002b:00007ffccdd137d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.200840] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff21f62c08e
[   20.200921] RDX: 0000000000000000 RSI: 00007ffccdd13880 RDI: 0000000000000005
[   20.201003] RBP: 00007ffccdd137e0 R08: 0000000000000000 R09: 0000000000000000
[   20.201079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0da
[   20.201160] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccdd13f50
| [   20.204524] ------------[ cut here ]------------
| [   20.204565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/327
| [   20.204619] Modules linked in:
| [   20.204702] Tainted: [W]=WARN
[   20.204722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.204760] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.204790] 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
[   20.204891] RSP: 0018:ff264db2006d7720 EFLAGS: 00010286
[   20.204921] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   20.204959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.205002] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec906e5c030
[   20.205046] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   20.205087] R13: 0000000000000010 R14: ff15aec904c77000 R15: ff15aec903c01c00
[   20.205129] FS:  00007f303a6e0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.205170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.205207] CR2: 00007f303a9b01a0 CR3: 00000000033fa003 CR4: 0000000000771ef0
[   20.205249] PKRU: 55555554
[   20.205266] Call Trace:
[   20.205280]  <TASK>
[   20.205292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.205315]  __dev_notify_flags (net/core/dev.c:9787)
[   20.205342]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   20.205364]  netif_change_flags (net/core/dev.c:9820)
[   20.205384]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.205406]  ? __nla_validate_parse (lib/nlattr.c:620)
[   20.205440]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   20.205460]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   20.205483]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.205510]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.205531]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   20.205554]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.205583]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.205602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.205624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.205650]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.205672]  ___sys_sendmsg (net/socket.c:2752)
[   20.205694]  __sys_sendmsg (net/socket.c:2784)
[   20.205714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.205736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.205763] RIP: 0033:0x7f303a91a08e
[   20.205783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.205874] RSP: 002b:00007ffcb768f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.205915] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f303a91a08e
[   20.205952] RDX: 0000000000000000 RSI: 00007ffcb768f390 RDI: 0000000000000005
[   20.205993] RBP: 00007ffcb768f2f0 R08: 0000000000000000 R09: 0000000000000000
[   20.206037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0da
[   20.206078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb768fa60
| [   20.206188] ------------[ cut here ]------------
| [   20.206224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/56
| [   20.206285] Modules linked in:
| [   20.206367] Tainted: [W]=WARN
[   20.206387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.206427] Workqueue: events_unbound linkwatch_event
[   20.206453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.206484] 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
[   20.206582] RSP: 0018:ff264db2001ebd50 EFLAGS: 00010286
[   20.206608] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   20.206647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   20.206692] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec904c96030
[   20.206732] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   20.206771] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec9030f7400
[   20.206813] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   20.206856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.206892] CR2: 000055dc0f324d5c CR3: 0000000004d94001 CR4: 0000000000771ef0
[   20.206933] PKRU: 55555554
[   20.206945] Call Trace:
[   20.206956]  <TASK>
[   20.206974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.206998]  netif_state_change (net/core/dev.c:1605)
[   20.207020]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   20.207038]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   20.207068]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   20.207089]  process_one_work (kernel/workqueue.c:3314)
[   20.207112]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   20.207134]  ? rescuer_thread (kernel/workqueue.c:3672)
[   20.207155]  kthread (kernel/kthread.c:436)
[   20.207176]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.207200]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.207222]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   20.207243]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   20.210299] ------------[ cut here ]------------
| [   20.210336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/328
| [   20.210412] Modules linked in:
| [   20.210547] Tainted: [W]=WARN
[   20.210584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.210656] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.210685] 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
[   20.210806] RSP: 0018:ff264db2006df708 EFLAGS: 00010286
[   20.210838] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   20.210872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   20.210959] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec906e5c030
[   20.211026] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   20.211088] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec903c01c00
[   20.211135] FS:  00007f7b991d0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   20.211182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.211223] CR2: 00007f7b994a01a0 CR3: 0000000004ea8005 CR4: 0000000000771ef0
[   20.211270] PKRU: 55555554
[   20.211283] Call Trace:
[   20.211307]  <TASK>
[   20.211321]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.211355]  notifier_call_chain (kernel/notifier.c:85)
[   20.211386]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   20.211423]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   20.211448]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   20.211485]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   20.211509]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.211555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.211577]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   20.211608]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.211633]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.211666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.211702]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.211732]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.211772]  ___sys_sendmsg (net/socket.c:2752)
[   20.211792]  __sys_sendmsg (net/socket.c:2784)
[   20.211820]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.211848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.211872] RIP: 0033:0x7f7b9940a08e
[   20.211905] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.212007] RSP: 002b:00007ffdaa2b9720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.212058] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7b9940a08e
[   20.212111] RDX: 0000000000000000 RSI: 00007ffdaa2b97d0 RDI: 0000000000000005
[   20.212155] RBP: 00007ffdaa2b9730 R08: 0000000000000000 R09: 0000000000000000
[   20.212201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0db
[   20.212241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa2b9ea0
| [   20.216083] ------------[ cut here ]------------
| [   20.216152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/329
| [   20.216240] Modules linked in:
| [   20.216391] Tainted: [W]=WARN
[   20.216452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.216521] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.216585] 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
[   20.216723] RSP: 0018:ff264db2006e76d0 EFLAGS: 00010286
[   20.216784] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   20.216863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6d00
[   20.216940] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec904c63030
[   20.217024] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   20.217105] R13: 0000000000000010 R14: ff15aec904c77000 R15: ff15aec9030f6d00
[   20.217184] FS:  00007f239aaff840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.217260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.217328] CR2: 00000000004ebb20 CR3: 0000000004ecb005 CR4: 0000000000771ef0
[   20.217405] PKRU: 55555554
[   20.217457] Call Trace:
[   20.217505]  <TASK>
[   20.217553]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   20.217610]  netif_state_change (net/core/dev.c:1605)
[   20.217666]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   20.217723]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   20.217782]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   20.217839]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   20.217923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.218010]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   20.218079]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.218148]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.218206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.218267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.218329]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.218390]  ___sys_sendmsg (net/socket.c:2752)
[   20.218461]  __sys_sendmsg (net/socket.c:2784)
[   20.218521]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.218584]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.218654] RIP: 0033:0x7f239ad3908e
[   20.218712] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.218845] RSP: 002b:00007ffefeb89aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.218925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f239ad3908e
[   20.219013] RDX: 0000000000000000 RSI: 00007ffefeb89b50 RDI: 0000000000000006
[   20.219090] RBP: 00007ffefeb89ab0 R08: 0000000000000000 R09: 0000000000000000
[   20.219169] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0da
[   20.219247] R13: 00007ffefeb89c00 R14: 0000000000000000 R15: 0000000000000004
| [   20.219508] ------------[ cut here ]------------
| [   20.219594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/329
| [   20.219698] Modules linked in:
| [   20.219906] Tainted: [W]=WARN
[   20.219984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.220067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.220133] 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
[   20.220276] RSP: 0018:ff264db2006e7708 EFLAGS: 00010286
[   20.220356] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   20.220444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   20.220530] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec904c63030
[   20.220610] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   20.220703] R13: 0000000000000010 R14: ff15aec904c77000 R15: ff15aec9030f8900
[   20.220793] FS:  00007f239aaff840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   20.220896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.220985] CR2: 00007f239ae87900 CR3: 0000000004ecb005 CR4: 0000000000771ef0
[   20.221077] PKRU: 55555554
[   20.221138] Call Trace:
[   20.221191]  <TASK>
[   20.221251]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.221311]  notifier_call_chain (kernel/notifier.c:85)
[   20.221380]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   20.221469]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   20.221532]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   20.221593]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   20.221654]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   20.221723]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.221793]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   20.221861]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   20.221941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.222007]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.222069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.222133]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.222194]  ___sys_sendmsg (net/socket.c:2752)
[   20.222257]  __sys_sendmsg (net/socket.c:2784)
[   20.222320]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.222382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.222464] RIP: 0033:0x7f239ad3908e
[   20.222533] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.222687] RSP: 002b:00007ffefeb8b720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.222781] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f239ad3908e
[   20.222875] RDX: 0000000000000000 RSI: 00007ffefeb8b7d0 RDI: 0000000000000005
[   20.222963] RBP: 00007ffefeb8b730 R08: 0000000000000000 R09: 0000000000000000
[   20.223059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0db
[   20.223141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefeb8bea0
| [   23.150538] ------------[ cut here ]------------
| [   23.150603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   23.150671] Modules linked in:
| [   23.150753] Tainted: [W]=WARN
[   23.150773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.150808] Workqueue: netns cleanup_net
[   23.150833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.150862] 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
[   23.150965] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.151000] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.151042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.151088] RBP: 0000000000000000 R08: ff15aec901963250 R09: ff15aec904e54830
[   23.151129] R10: ff15aec904e7b120 R11: fefefefefefefeff R12: 0000000000000000
[   23.151175] R13: 0000000000000011 R14: ff15aec904e7b000 R15: ff15aec903c01100
[   23.151219] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.151262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.151297] CR2: 00007f52d636e000 CR3: 000000001e047001 CR4: 0000000000771ef0
[   23.151343] PKRU: 55555554
[   23.151358] Call Trace:
[   23.151377]  <TASK>
[   23.151395]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.151423]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.151451]  cleanup_net (net/core/net_namespace.c:702)
[   23.151476]  process_one_work (kernel/workqueue.c:3314)
[   23.151502]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.151525]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.151551]  kthread (kernel/kthread.c:436)
[   23.151579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.151600]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.151624]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.151645]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.151785] ------------[ cut here ]------------
| [   23.151814] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   23.151873] Modules linked in:
| [   23.151948] Tainted: [W]=WARN
[   23.151973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.152011] Workqueue: netns cleanup_net
[   23.152032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.152060] 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
[   23.152152] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.152180] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.152214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.152258] RBP: 0000000000000000 R08: ff15aec903ee85d0 R09: ff15aec904e64830
[   23.152305] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   23.152346] R13: 0000000000000011 R14: ff15aec904c95000 R15: ff15aec903c01100
[   23.152396] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.152449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.152484] CR2: 00007f52d636e000 CR3: 000000001e047001 CR4: 0000000000771ef0
[   23.152532] PKRU: 55555554
[   23.152546] Call Trace:
[   23.152563]  <TASK>
[   23.152577]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.152605]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.152628]  cleanup_net (net/core/net_namespace.c:702)
[   23.152651]  process_one_work (kernel/workqueue.c:3314)
[   23.152676]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.152699]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.152732]  kthread (kernel/kthread.c:436)
[   23.152756]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.152779]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.152803]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.152826]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.152955] ------------[ cut here ]------------
| [   23.152991] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   23.153046] Modules linked in:
| [   23.153121] Tainted: [W]=WARN
[   23.153142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.153179] Workqueue: netns cleanup_net
[   23.153204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.153235] 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
[   23.153331] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.153361] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.153402] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.153472] RBP: 0000000000000000 R08: ff15aec903d925d0 R09: ff15aec902fba034
[   23.153514] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   23.153557] R13: 0000000000000011 R14: ff15aec903fe2000 R15: ff15aec903c01100
[   23.153605] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.153640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.153673] CR2: 00007f52d636e000 CR3: 000000001e047001 CR4: 0000000000771ef0
[   23.153717] PKRU: 55555554
[   23.153732] Call Trace:
[   23.153744]  <TASK>
[   23.153758]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.153789]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.153810]  cleanup_net (net/core/net_namespace.c:702)
[   23.153832]  process_one_work (kernel/workqueue.c:3314)
[   23.153851]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.153872]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.153892]  kthread (kernel/kthread.c:436)
[   23.153912]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.153934]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.153954]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.153980]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.154089] ------------[ cut here ]------------
| [   23.154115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   23.154164] Modules linked in:
| [   23.154247] Tainted: [W]=WARN
[   23.154270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.154305] Workqueue: netns cleanup_net
[   23.154328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.154355] 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
[   23.154456] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.154481] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.154523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.154564] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904e66030
[   23.154604] R10: ff15aec904c74120 R11: fefefefefefefeff R12: 0000000000000000
[   23.154644] R13: 0000000000000011 R14: ff15aec904c74000 R15: ff15aec903c01100
[   23.154685] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.154728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.154758] CR2: 00007f52d636e000 CR3: 000000001e047001 CR4: 0000000000771ef0
[   23.154802] PKRU: 55555554
[   23.154815] Call Trace:
[   23.154829]  <TASK>
[   23.154843]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.154870]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.154892]  cleanup_net (net/core/net_namespace.c:702)
[   23.154915]  process_one_work (kernel/workqueue.c:3314)
[   23.154935]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.154956]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.154980]  kthread (kernel/kthread.c:436)
[   23.155000]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.155019]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.155041]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.155061]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.155163] ------------[ cut here ]------------
| [   23.155190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   23.155239] Modules linked in:
| [   23.155320] Tainted: [W]=WARN
[   23.155341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.155378] Workqueue: netns cleanup_net
[   23.155402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.155436] 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
[   23.155532] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.155561] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.155604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.155647] RBP: 0000000000000000 R08: ff15aec903d5a490 R09: ff15aec904e28830
[   23.155686] R10: ff15aec904c72120 R11: fefefefefefefeff R12: 0000000000000000
[   23.155726] R13: 0000000000000011 R14: ff15aec904c72000 R15: ff15aec903c01100
[   23.155767] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.155812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.155845] CR2: 00007f52d636e000 CR3: 000000001e047001 CR4: 0000000000771ef0
[   23.155885] PKRU: 55555554
[   23.155900] Call Trace:
[   23.155914]  <TASK>
[   23.155926]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.155955]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.155980]  cleanup_net (net/core/net_namespace.c:702)
[   23.156003]  process_one_work (kernel/workqueue.c:3314)
[   23.156023]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.156043]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.156065]  kthread (kernel/kthread.c:436)
[   23.156087]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.156110]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.156131]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.156151]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.162074] ------------[ cut here ]------------
| [   23.162124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.162187] Modules linked in:
| [   23.162275] Tainted: [W]=WARN
[   23.162296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.162331] Workqueue: netns cleanup_net
[   23.162351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.162378] 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
[   23.162481] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   23.162509] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   23.162552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.162586] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec904c72030
[   23.162628] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   23.162670] R13: 0000000000000010 R14: ff15aec904c77000 R15: ff15aec9030f7400
[   23.162719] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.162768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.162805] CR2: 000055d6357be518 CR3: 00000000033d3005 CR4: 0000000000771ef0
[   23.162846] PKRU: 55555554
[   23.162861] Call Trace:
[   23.162876]  <TASK>
[   23.162890]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.162912]  netif_close_many (net/core/dev.c:1804)
[   23.162935]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.162965]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.162996]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.163024]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.163047]  cleanup_net (net/core/net_namespace.c:702)
[   23.163069]  process_one_work (kernel/workqueue.c:3314)
[   23.163095]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.163116]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.163137]  kthread (kernel/kthread.c:436)
[   23.163158]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.163179]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.163199]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.163220]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.163320] ------------[ cut here ]------------
| [   23.163346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.163391] Modules linked in:
| [   23.163550] Tainted: [W]=WARN
[   23.163572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.163607] Workqueue: netns cleanup_net
[   23.163630] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.163659] 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
[   23.163755] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   23.163785] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   23.163825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.163869] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec904c72030
[   23.163916] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   23.163962] R13: 0000000000000010 R14: ff15aec904c67000 R15: ff15aec9030f7400
[   23.164009] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.164056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.164092] CR2: 000055d6357be518 CR3: 00000000033d3005 CR4: 0000000000771ef0
[   23.164135] PKRU: 55555554
[   23.164150] Call Trace:
[   23.164163]  <TASK>
[   23.164178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.164200]  netif_close_many (net/core/dev.c:1804)
[   23.164222]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.164249]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.164273]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.164305]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.164327]  cleanup_net (net/core/net_namespace.c:702)
[   23.164347]  process_one_work (kernel/workqueue.c:3314)
[   23.164368]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.164389]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.164409]  kthread (kernel/kthread.c:436)
[   23.164435]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.164460]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.164482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.164502]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.164686] ------------[ cut here ]------------
| [   23.164730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.164792] Modules linked in:
| [   23.164865] Tainted: [W]=WARN
[   23.164891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.164925] Workqueue: netns cleanup_net
[   23.164948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.164989] 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
[   23.165084] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   23.165113] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.165155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.165194] RBP: 0000000000000000 R08: ff15aec901963690 R09: ff15aec903192030
[   23.165234] R10: ff15aec904c77120 R11: fefefefefefefeff R12: 0000000000000000
[   23.165274] R13: 0000000000000011 R14: ff15aec904c77000 R15: ff15aec9030f7400
[   23.165323] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.165364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.165399] CR2: 000055d6357be518 CR3: 00000000033d3005 CR4: 0000000000771ef0
[   23.165448] PKRU: 55555554
[   23.165460] Call Trace:
[   23.165477]  <TASK>
[   23.165494]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.165524]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.165554]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.165580]  cleanup_net (net/core/net_namespace.c:702)
[   23.165600]  process_one_work (kernel/workqueue.c:3314)
[   23.165620]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.165640]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.165660]  kthread (kernel/kthread.c:436)
[   23.165681]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.165702]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.165724]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.165748]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.166060] ------------[ cut here ]------------
| [   23.166097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.166155] Modules linked in:
| [   23.166235] Tainted: [W]=WARN
[   23.166255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.166285] Workqueue: netns cleanup_net
[   23.166306] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.166335] 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
[   23.166458] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   23.166485] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.166531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.166572] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec904e4a830
[   23.166614] R10: ff15aec904c67120 R11: fefefefefefefeff R12: 0000000000000000
[   23.166653] R13: 0000000000000011 R14: ff15aec904c67000 R15: ff15aec9030f7400
[   23.166696] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.166741] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.166778] CR2: 00007fffeae98f70 CR3: 00000000032f4006 CR4: 0000000000771ef0
[   23.166822] PKRU: 55555554
[   23.166837] Call Trace:
[   23.166853]  <TASK>
[   23.166868]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.166899]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.166928]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.166947]  cleanup_net (net/core/net_namespace.c:702)
[   23.166976]  process_one_work (kernel/workqueue.c:3314)
[   23.167003]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.167027]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.167051]  kthread (kernel/kthread.c:436)
[   23.167069]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.167094]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.167115]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.167138]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.167334] ------------[ cut here ]------------
| [   23.167373] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.167436] Modules linked in:
| [   23.167512] Tainted: [W]=WARN
[   23.167536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.167569] Workqueue: netns cleanup_net
[   23.167592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.167620] 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
[   23.167708] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   23.167738] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.167778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.167817] RBP: 0000000000000000 R08: ff15aec903d350d0 R09: ff15aec904f5282c
[   23.167858] R10: ff15aec904e97120 R11: fefefefefefefeff R12: 0000000000000000
[   23.167898] R13: 0000000000000011 R14: ff15aec904e97000 R15: ff15aec9030f7400
[   23.167944] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.167989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.168025] CR2: 00007f31810e6668 CR3: 00000000032f4006 CR4: 0000000000771ef0
[   23.168065] PKRU: 55555554
[   23.168079] Call Trace:
[   23.168100]  <TASK>
[   23.168115]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.168145]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.168174]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.168199]  cleanup_net (net/core/net_namespace.c:702)
[   23.168221]  process_one_work (kernel/workqueue.c:3314)
[   23.168241]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.168261]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.168286]  kthread (kernel/kthread.c:436)
[   23.168309]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.168331]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.168350]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.168371]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.172641] ------------[ cut here ]------------
| [   23.172697] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.172755] Modules linked in:
| [   23.172844] Tainted: [W]=WARN
[   23.172865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.172897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.172929] 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
[   23.173032] RSP: 0018:ff264db2006c7cb8 EFLAGS: 00010286
[   23.173062] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.173107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01100
[   23.173150] RBP: 0000000000000000 R08: ff15aec903216610 R09: ff15aec904e3902c
[   23.173198] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   23.173238] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec903c01100
[   23.173285] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.173329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.173368] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.173412] PKRU: 55555554
[   23.173425] Call Trace:
[   23.173467]  <TASK>
[   23.173483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.173504]  register_netdevice (net/core/dev.c:11488)
[   23.173527]  register_netdev (net/core/dev.c:11552)
[   23.173548]  loopback_net_init (drivers/net/loopback.c:218)
[   23.173570]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   23.173604]  ops_init (net/core/net_namespace.c:137)
[   23.173627]  setup_net (net/core/net_namespace.c:446)
[   23.173650]  copy_net_ns (net/core/net_namespace.c:579)
[   23.173675]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.173704]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.173733]  ksys_unshare (kernel/fork.c:3243)
[   23.173757]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.173780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.173804]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.173836] RIP: 0033:0x7f00f4706bcb
[   23.173858] 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
[   23.173958] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.174007] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.174048] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.174087] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.174129] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.174171] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.174301] ------------[ cut here ]------------
| [   23.174329] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.174380] Modules linked in:
| [   23.174459] Tainted: [W]=WARN
[   23.174478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.174516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.174542] 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
[   23.174640] RSP: 0018:ff264db2006c7c10 EFLAGS: 00010286
[   23.174668] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.174714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[   23.174758] RBP: 0000000000000000 R08: ff15aec903dde2d0 R09: ff15aec904e55030
[   23.174798] R10: ff15aec904e39120 R11: fefefefefefefeff R12: 0000000000000000
[   23.174837] R13: 0000000000000010 R14: ff15aec904e39000 R15: ff15aec903c16200
[   23.174884] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.174927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.174960] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.175002] PKRU: 55555554
[   23.175021] Call Trace:
[   23.175035]  <TASK>
[   23.175049]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.175069]  register_netdevice (net/core/dev.c:11488)
[   23.175091]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.175114]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.175136]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   23.175488]  ops_init (net/core/net_namespace.c:137)
[   23.175539]  setup_net (net/core/net_namespace.c:446)
[   23.175562]  copy_net_ns (net/core/net_namespace.c:579)
[   23.175584]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.175617]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.175643]  ksys_unshare (kernel/fork.c:3243)
[   23.175665]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.175685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.175707]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.175739] RIP: 0033:0x7f00f4706bcb
[   23.175764] 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
[   23.175863] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.175906] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.175954] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.175992] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.176032] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.176072] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.176188] ------------[ cut here ]------------
| [   23.176215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.176271] Modules linked in:
| [   23.176353] Tainted: [W]=WARN
[   23.176375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.176409] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.176447] 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
[   23.176545] RSP: 0018:ff264db2006c7bf0 EFLAGS: 00010286
[   23.176573] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.176614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[   23.176653] RBP: 0000000000000000 R08: ff15aec903df2610 R09: ff15aec903199830
[   23.176693] R10: ff15aec904e95120 R11: fefefefefefefeff R12: 0000000000000000
[   23.176734] R13: 0000000000000010 R14: ff15aec904e95000 R15: ff15aec903c13b00
[   23.176786] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.176830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.176867] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.176912] PKRU: 55555554
[   23.176927] Call Trace:
[   23.176942]  <TASK>
[   23.176956]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.176988]  register_netdevice (net/core/dev.c:11488)
[   23.177008]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.177031]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.177052]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.177080]  ops_init (net/core/net_namespace.c:137)
[   23.177102]  setup_net (net/core/net_namespace.c:446)
[   23.177126]  copy_net_ns (net/core/net_namespace.c:579)
[   23.177148]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.177175]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.177204]  ksys_unshare (kernel/fork.c:3243)
[   23.177225]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.177247]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.177268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.177296] RIP: 0033:0x7f00f4706bcb
[   23.177315] 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
[   23.177410] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.177459] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.177504] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.177549] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.177593] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.177636] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.177756] ------------[ cut here ]------------
| [   23.177785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.177841] Modules linked in:
| [   23.177921] Tainted: [W]=WARN
[   23.177940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.177980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.178008] 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
[   23.178104] RSP: 0018:ff264db2006c7ca8 EFLAGS: 00010286
[   23.178128] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.178172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb000
[   23.178218] RBP: 0000000000000000 R08: ff15aec903ddec50 R09: ff15aec904e7d034
[   23.178264] R10: ff15aec904e3b120 R11: fefefefefefefeff R12: 0000000000000000
[   23.178306] R13: 0000000000000010 R14: ff15aec904e3b000 R15: ff15aec9033fb000
[   23.178350] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.178390] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.178423] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.178473] PKRU: 55555554
[   23.178488] Call Trace:
[   23.178508]  <TASK>
[   23.178520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.178542]  register_netdevice (net/core/dev.c:11488)
[   23.178564]  register_netdev (net/core/dev.c:11552)
[   23.178589]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.178613]  ops_init (net/core/net_namespace.c:137)
[   23.178635]  setup_net (net/core/net_namespace.c:446)
[   23.178657]  copy_net_ns (net/core/net_namespace.c:579)
[   23.178680]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.178709]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.178738]  ksys_unshare (kernel/fork.c:3243)
[   23.178758]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.178780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.178801]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.178835] RIP: 0033:0x7f00f4706bcb
[   23.178856] 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
[   23.178966] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.179010] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.179050] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.179094] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.179138] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.179184] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.179310] ------------[ cut here ]------------
| [   23.179336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.179389] Modules linked in:
| [   23.179473] Tainted: [W]=WARN
[   23.179495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.179530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.179558] 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
[   23.179665] RSP: 0018:ff264db2006c7ca0 EFLAGS: 00010286
[   23.179693] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.179734] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02300
[   23.179777] RBP: 0000000000000000 R08: ff15aec903df2910 R09: ff15aec902fc4030
[   23.179822] R10: ff15aec904e7d120 R11: fefefefefefefeff R12: 0000000000000000
[   23.179863] R13: 0000000000000010 R14: ff15aec904e7d000 R15: ff15aec903c02300
[   23.179909] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.179949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.179988] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.180035] PKRU: 55555554
[   23.180049] Call Trace:
[   23.180067]  <TASK>
[   23.180082]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.180109]  register_netdevice (net/core/dev.c:11488)
[   23.180130]  register_netdev (net/core/dev.c:11552)
[   23.180151]  sit_init_net (net/ipv6/sit.c:1860)
[   23.180173]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   23.180194]  ops_init (net/core/net_namespace.c:137)
[   23.180216]  setup_net (net/core/net_namespace.c:446)
[   23.180237]  copy_net_ns (net/core/net_namespace.c:579)
[   23.180262]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.180291]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.180323]  ksys_unshare (kernel/fork.c:3243)
[   23.180346]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.180370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.180392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.180423] RIP: 0033:0x7f00f4706bcb
[   23.180452] 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
[   23.180545] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.180587] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.180623] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.180662] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.180710] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.180755] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.180879] ------------[ cut here ]------------
| [   23.180911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/343
| [   23.180957] Modules linked in:
| [   23.181034] Tainted: [W]=WARN
[   23.181053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.181093] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.181121] 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
[   23.181212] RSP: 0018:ff264db2006c7ca8 EFLAGS: 00010286
[   23.181243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.181281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13e00
[   23.181322] RBP: 0000000000000000 R08: ff15aec903e1a090 R09: ff15aec902fc6030
[   23.181364] R10: ff15aec902fc4120 R11: fefefefefefefeff R12: 0000000000000000
[   23.181406] R13: 0000000000000010 R14: ff15aec902fc4000 R15: ff15aec903c13e00
[   23.181468] FS:  00007f00f4444840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.181513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.181549] CR2: 00007f00f4650690 CR3: 0000000006f4f005 CR4: 0000000000771ef0
[   23.181594] PKRU: 55555554
[   23.181608] Call Trace:
[   23.181621]  <TASK>
[   23.181634]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.181655]  register_netdevice (net/core/dev.c:11488)
[   23.181677]  register_netdev (net/core/dev.c:11552)
[   23.181697]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.181719]  ops_init (net/core/net_namespace.c:137)
[   23.181741]  setup_net (net/core/net_namespace.c:446)
[   23.181763]  copy_net_ns (net/core/net_namespace.c:579)
[   23.181785]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.181818]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.181846]  ksys_unshare (kernel/fork.c:3243)
[   23.181867]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.181889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.181908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.181938] RIP: 0033:0x7f00f4706bcb
[   23.181959] 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
[   23.182062] RSP: 002b:00007ffc079a3958 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.182110] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f00f4706bcb
[   23.182152] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.182191] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.182235] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc079a5b80
[   23.182273] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc079a78af
| [   23.186350] ------------[ cut here ]------------
| [   23.186436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.186530] Modules linked in:
| [   23.186689] Tainted: [W]=WARN
[   23.186751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.186828] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.186894] 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
[   23.187043] RSP: 0018:ff264db20073fcb8 EFLAGS: 00010286
[   23.187110] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.187190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   23.187270] RBP: 0000000000000000 R08: ff15aec90193e310 R09: ff15aec904c6402c
[   23.187350] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   23.187469] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec9030f8900
[   23.187563] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.187648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.187727] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.187811] PKRU: 55555554
[   23.187866] Call Trace:
[   23.187919]  <TASK>
[   23.187981]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.188045]  register_netdevice (net/core/dev.c:11488)
[   23.188107]  register_netdev (net/core/dev.c:11552)
[   23.188169]  loopback_net_init (drivers/net/loopback.c:218)
[   23.188241]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   23.188312]  ops_init (net/core/net_namespace.c:137)
[   23.188387]  setup_net (net/core/net_namespace.c:446)
[   23.188461]  copy_net_ns (net/core/net_namespace.c:579)
[   23.188552]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.188630]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.188701]  ksys_unshare (kernel/fork.c:3243)
[   23.188768]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.188831]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.188895]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.188963] RIP: 0033:0x7f6e25381bcb
[   23.189034] 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
[   23.189172] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.189254] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.189336] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.189415] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.189505] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.189589] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.189885] ------------[ cut here ]------------
| [   23.189954] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.190053] Modules linked in:
| [   23.190216] Tainted: [W]=WARN
[   23.190278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.190352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.190422] 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
[   23.190569] RSP: 0018:ff264db20073fc10 EFLAGS: 00010286
[   23.190635] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.190717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbd00
[   23.190798] RBP: 0000000000000000 R08: ff15aec901976d10 R09: ff15aec904e67830
[   23.190878] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   23.190994] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec9033fbd00
[   23.191082] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.191168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.191246] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.191331] PKRU: 55555554
[   23.191384] Call Trace:
[   23.191444]  <TASK>
[   23.191496]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.191558]  register_netdevice (net/core/dev.c:11488)
[   23.191620]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.191686]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.191749]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   23.191814]  ops_init (net/core/net_namespace.c:137)
[   23.191878]  setup_net (net/core/net_namespace.c:446)
[   23.191957]  copy_net_ns (net/core/net_namespace.c:579)
[   23.192031]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.192101]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.192169]  ksys_unshare (kernel/fork.c:3243)
[   23.192229]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.192289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.192355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.192425] RIP: 0033:0x7f6e25381bcb
[   23.192517] 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
[   23.192655] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.192736] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.192815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.192894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.192982] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.193062] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.193359] ------------[ cut here ]------------
| [   23.193453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.193547] Modules linked in:
| [   23.193714] Tainted: [W]=WARN
[   23.193772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.193845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.193913] 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
[   23.194058] RSP: 0018:ff264db20073fbf0 EFLAGS: 00010286
[   23.194124] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.194205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   23.194284] RBP: 0000000000000000 R08: ff15aec903ddeb50 R09: ff15aec902ed5830
[   23.194366] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   23.194452] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec9030f7700
[   23.194536] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.194617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.194690] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.194771] PKRU: 55555554
[   23.194821] Call Trace:
[   23.194874]  <TASK>
[   23.194926]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.194996]  register_netdevice (net/core/dev.c:11488)
[   23.195061]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.195124]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.195190]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.195256]  ops_init (net/core/net_namespace.c:137)
[   23.195321]  setup_net (net/core/net_namespace.c:446)
[   23.195384]  copy_net_ns (net/core/net_namespace.c:579)
[   23.195452]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.195521]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.195592]  ksys_unshare (kernel/fork.c:3243)
[   23.195651]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.195714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.195776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.195843] RIP: 0033:0x7f6e25381bcb
[   23.195902] 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
[   23.196050] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.196129] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.196208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.196288] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.196368] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.196455] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.196744] ------------[ cut here ]------------
| [   23.196809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.196899] Modules linked in:
| [   23.197061] Tainted: [W]=WARN
[   23.197119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.197190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.197259] 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
[   23.197394] RSP: 0018:ff264db20073fca8 EFLAGS: 00010286
[   23.197464] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.197543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8b00
[   23.197623] RBP: 0000000000000000 R08: ff15aec903231450 R09: ff15aec904e76034
[   23.197703] R10: ff15aec904c97120 R11: fefefefefefefeff R12: 0000000000000000
[   23.197782] R13: 0000000000000010 R14: ff15aec904c97000 R15: ff15aec9030f8b00
[   23.197863] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.197945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.198029] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.198111] PKRU: 55555554
[   23.198190] Call Trace:
[   23.198242]  <TASK>
[   23.198294]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.198358]  register_netdevice (net/core/dev.c:11488)
[   23.198418]  register_netdev (net/core/dev.c:11552)
[   23.198486]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.198549]  ops_init (net/core/net_namespace.c:137)
[   23.198609]  setup_net (net/core/net_namespace.c:446)
[   23.198669]  copy_net_ns (net/core/net_namespace.c:579)
[   23.198730]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.198798]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.198887]  ksys_unshare (kernel/fork.c:3243)
[   23.198949]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.199013]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.199076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.199143] RIP: 0033:0x7f6e25381bcb
[   23.199203] 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
[   23.199338] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.199420] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.199505] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.199585] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.199663] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.199742] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.200047] ------------[ cut here ]------------
| [   23.200116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.200204] Modules linked in:
| [   23.200362] Tainted: [W]=WARN
[   23.200420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.200495] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.200561] 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
[   23.200698] RSP: 0018:ff264db20073fca0 EFLAGS: 00010286
[   23.200765] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.200845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8c00
[   23.200925] RBP: 0000000000000000 R08: ff15aec903df2010 R09: ff15aec904c70030
[   23.201015] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   23.201094] R13: 0000000000000010 R14: ff15aec904e76000 R15: ff15aec9030f8c00
[   23.201178] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.201262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.201335] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.201417] PKRU: 55555554
[   23.201472] Call Trace:
[   23.201524]  <TASK>
[   23.201576]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.201636]  register_netdevice (net/core/dev.c:11488)
[   23.201696]  register_netdev (net/core/dev.c:11552)
[   23.201756]  sit_init_net (net/ipv6/sit.c:1860)
[   23.201818]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   23.201878]  ops_init (net/core/net_namespace.c:137)
[   23.201940]  setup_net (net/core/net_namespace.c:446)
[   23.202007]  copy_net_ns (net/core/net_namespace.c:579)
[   23.202095]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.202166]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.202236]  ksys_unshare (kernel/fork.c:3243)
[   23.202297]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.202356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.202417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.202489] RIP: 0033:0x7f6e25381bcb
[   23.202548] 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
[   23.202682] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.202772] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.202852] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.202931] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.203020] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.203100] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.203393] ------------[ cut here ]------------
| [   23.203468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/344
| [   23.203555] Modules linked in:
| [   23.203708] Tainted: [W]=WARN
[   23.203766] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.203839] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.203908] 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
[   23.204059] RSP: 0018:ff264db20073fca8 EFLAGS: 00010286
[   23.204126] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.204206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6800
[   23.204285] RBP: 0000000000000000 R08: ff15aec903ee8ed0 R09: ff15aec904e5a030
[   23.204364] R10: ff15aec904c70120 R11: fefefefefefefeff R12: 0000000000000000
[   23.204451] R13: 0000000000000010 R14: ff15aec904c70000 R15: ff15aec9030f6800
[   23.204535] FS:  00007f6e250bf840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.204615] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.204700] CR2: 00007f6e252c6430 CR3: 0000000007f7b006 CR4: 0000000000771ef0
[   23.204781] PKRU: 55555554
[   23.204832] Call Trace:
[   23.204887]  <TASK>
[   23.204938]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.205007]  register_netdevice (net/core/dev.c:11488)
[   23.205077]  register_netdev (net/core/dev.c:11552)
[   23.205137]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.205198]  ops_init (net/core/net_namespace.c:137)
[   23.205258]  setup_net (net/core/net_namespace.c:446)
[   23.205321]  copy_net_ns (net/core/net_namespace.c:579)
[   23.205385]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.205464]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.205536]  ksys_unshare (kernel/fork.c:3243)
[   23.205597]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.205657]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.205718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.205784] RIP: 0033:0x7f6e25381bcb
[   23.205843] 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
[   23.205986] RSP: 002b:00007ffcf618db38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.206067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e25381bcb
[   23.206147] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.206227] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.206306] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf618fd60
[   23.206387] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf61918af
| [   23.208092] ------------[ cut here ]------------
| [   23.208136] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.208195] Modules linked in:
| [   23.208269] Tainted: [W]=WARN
[   23.208292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.208327] Workqueue: netns cleanup_net
[   23.208349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.208383] 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
[   23.208490] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.208520] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.208565] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.208608] RBP: 0000000000000000 R08: ff15aec90195bed0 R09: ff15aec904e6d830
[   23.208651] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[   23.208691] R13: 0000000000000011 R14: ff15aec903c61000 R15: ff15aec9030f7400
[   23.208733] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.208776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.208817] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.208863] PKRU: 55555554
[   23.208877] Call Trace:
[   23.208892]  <TASK>
[   23.208908]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.208939]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.208957]  cleanup_net (net/core/net_namespace.c:702)
[   23.208986]  process_one_work (kernel/workqueue.c:3314)
[   23.209009]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.209033]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.209059]  kthread (kernel/kthread.c:436)
[   23.209082]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.209103]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.209134]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.209157]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.209275] ------------[ cut here ]------------
| [   23.209301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.209365] Modules linked in:
| [   23.209455] Tainted: [W]=WARN
[   23.209477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.209512] Workqueue: netns cleanup_net
[   23.209534] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.209560] 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
[   23.209658] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.209688] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.209730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.209773] RBP: 0000000000000000 R08: ff15aec903ddeed0 R09: ff15aec907d63030
[   23.209817] R10: ff15aec904e59120 R11: fefefefefefefeff R12: 0000000000000000
[   23.209856] R13: 0000000000000011 R14: ff15aec904e59000 R15: ff15aec9030f7400
[   23.209905] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.209948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.209987] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.210031] PKRU: 55555554
[   23.210046] Call Trace:
[   23.210060]  <TASK>
[   23.210074]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.210104]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.210129]  cleanup_net (net/core/net_namespace.c:702)
[   23.210151]  process_one_work (kernel/workqueue.c:3314)
[   23.210172]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.210194]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.210217]  kthread (kernel/kthread.c:436)
[   23.210241]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.210269]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.210291]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.210313]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.210469] ------------[ cut here ]------------
| [   23.210504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.210565] Modules linked in:
| [   23.210649] Tainted: [W]=WARN
[   23.210672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.210709] Workqueue: netns cleanup_net
[   23.210733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.210762] 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
[   23.210836] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.210863] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.210909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.210950] RBP: 0000000000000000 R08: ff15aec903dd5ed0 R09: ff15aec904e84834
[   23.210998] R10: ff15aec90201c120 R11: fefefefefefefeff R12: 0000000000000000
[   23.211041] R13: 0000000000000011 R14: ff15aec90201c000 R15: ff15aec9030f7400
[   23.211087] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.211131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.211167] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.211209] PKRU: 55555554
[   23.211223] Call Trace:
[   23.211238]  <TASK>
[   23.211253]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.211281]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.211303]  cleanup_net (net/core/net_namespace.c:702)
[   23.211330]  process_one_work (kernel/workqueue.c:3314)
[   23.211352]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.211373]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.211396]  kthread (kernel/kthread.c:436)
[   23.211419]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.211450]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.211473]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.211494]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.211644] ------------[ cut here ]------------
| [   23.211682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.211741] Modules linked in:
| [   23.211817] Tainted: [W]=WARN
[   23.211836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.211872] Workqueue: netns cleanup_net
[   23.211895] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.211925] 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
[   23.212036] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.212066] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.212108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.212148] RBP: 0000000000000000 R08: ff15aec901963750 R09: ff15aec907d63830
[   23.212194] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   23.212237] R13: 0000000000000011 R14: ff15aec90201d000 R15: ff15aec9030f7400
[   23.212279] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.212324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.212360] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.212402] PKRU: 55555554
[   23.212416] Call Trace:
[   23.212441]  <TASK>
[   23.212455]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.212485]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.212511]  cleanup_net (net/core/net_namespace.c:702)
[   23.212532]  process_one_work (kernel/workqueue.c:3314)
[   23.212551]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.212573]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.212595]  kthread (kernel/kthread.c:436)
[   23.212617]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.212639]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.212662]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.212684]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.212828] ------------[ cut here ]------------
| [   23.212864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.212928] Modules linked in:
| [   23.213014] Tainted: [W]=WARN
[   23.213035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.213073] Workqueue: netns cleanup_net
[   23.213098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.213134] 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
[   23.213240] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   23.213268] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.213311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.213353] RBP: 0000000000000000 R08: ff15aec903d5a350 R09: ff15aec904c84830
[   23.213397] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   23.213449] R13: 0000000000000011 R14: ff15aec902ec6000 R15: ff15aec9030f7400
[   23.213496] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.213539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.213576] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.213619] PKRU: 55555554
[   23.213632] Call Trace:
[   23.213645]  <TASK>
[   23.213659]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.213687]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.213708]  cleanup_net (net/core/net_namespace.c:702)
[   23.213730]  process_one_work (kernel/workqueue.c:3314)
[   23.213750]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.213770]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.213789]  kthread (kernel/kthread.c:436)
[   23.213811]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.213834]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.213858]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.213880]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.222051] ------------[ cut here ]------------
| [   23.222097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   23.222157] Modules linked in:
| [   23.222240] Tainted: [W]=WARN
[   23.222259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.222294] Workqueue: netns cleanup_net
[   23.222322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.222354] 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
[   23.222459] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   23.222492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.222531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.222574] RBP: 0000000000000000 R08: ff15aec90195bc90 R09: ff15aec904e2f82c
[   23.222626] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   23.222667] R13: 0000000000000011 R14: ff15aec902fc7000 R15: ff15aec9030f7400
[   23.222715] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.222764] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.222799] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.222843] PKRU: 55555554
[   23.222859] Call Trace:
[   23.222872]  <TASK>
[   23.222888]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.222915]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.222942]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.222975]  cleanup_net (net/core/net_namespace.c:702)
[   23.223000]  process_one_work (kernel/workqueue.c:3314)
[   23.223021]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.223044]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.223072]  kthread (kernel/kthread.c:436)
[   23.223097]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.223124]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.223157]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.223180]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.225648] ------------[ cut here ]------------
| [   23.225729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/347
| [   23.225830] Modules linked in:
| [   23.226010] Tainted: [W]=WARN
[   23.226070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.226149] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.226218] 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
[   23.226360] RSP: 0018:ff264db2007575f0 EFLAGS: 00010286
[   23.226440] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.226524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3900
[   23.226606] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec904e59030
[   23.226688] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   23.226770] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9030f3900
[   23.226857] FS:  00007fdeece57840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.226945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.227031] CR2: 000000000042ebe0 CR3: 0000000003f64006 CR4: 0000000000771ef0
[   23.227119] PKRU: 55555554
[   23.227170] Call Trace:
[   23.227222]  <TASK>
[   23.227278]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.227342]  __dev_notify_flags (net/core/dev.c:9787)
[   23.227411]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.227481]  veth_newlink (drivers/net/veth.c:1871)
[   23.227550]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   23.227614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.227686]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.227750]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   23.227830]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   23.227898]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.227965]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.228037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.228098]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.228159]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.228221]  ___sys_sendmsg (net/socket.c:2752)
[   23.228284]  __sys_sendmsg (net/socket.c:2784)
[   23.228345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.228406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.228496] RIP: 0033:0x7fdeed09108e
[   23.228560] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.228702] RSP: 002b:00007fff0d968f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.228783] RAX: ffffffffffffffda RBX: 00007fff0d9696e8 RCX: 00007fdeed09108e
[   23.228864] RDX: 0000000000000000 RSI: 00007fff0d968fe0 RDI: 0000000000000005
[   23.228945] RBP: 00007fff0d968f40 R08: 0000000000000000 R09: 0000000000000000
[   23.229038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0dd
[   23.229138] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d9696a0
| [   23.229498] ------------[ cut here ]------------
| [   23.229567] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/347
| [   23.229661] Modules linked in:
| [   23.229818] Tainted: [W]=WARN
[   23.229881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.229956] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.230037] 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
[   23.230178] RSP: 0018:ff264db200757870 EFLAGS: 00010286
[   23.230246] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.230332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   23.230415] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec903c65030
[   23.230503] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   23.230585] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec9030f8900
[   23.230668] FS:  00007fdeece57840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.230750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.230849] CR2: 000000000042ebe0 CR3: 0000000003f64006 CR4: 0000000000771ef0
[   23.230933] PKRU: 55555554
[   23.230992] Call Trace:
[   23.231044]  <TASK>
[   23.231095]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.231155]  __dev_notify_flags (net/core/dev.c:9787)
[   23.231216]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.231276]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   23.231337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.231405]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.231473]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   23.231540]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   23.231616]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.231682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.231744]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.231805]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.231868]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.231930]  ___sys_sendmsg (net/socket.c:2752)
[   23.232002]  __sys_sendmsg (net/socket.c:2784)
[   23.232063]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.232122]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.232189] RIP: 0033:0x7fdeed09108e
[   23.232248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.232381] RSP: 002b:00007fff0d968f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.232465] RAX: ffffffffffffffda RBX: 00007fff0d9696e8 RCX: 00007fdeed09108e
[   23.232542] RDX: 0000000000000000 RSI: 00007fff0d968fe0 RDI: 0000000000000005
[   23.232623] RBP: 00007fff0d968f40 R08: 0000000000000000 R09: 0000000000000000
[   23.232702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0dd
[   23.232781] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d9696a0
| [   23.236208] ------------[ cut here ]------------
| [   23.236245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/348
| [   23.236301] Modules linked in:
| [   23.236385] Tainted: [W]=WARN
[   23.236407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.236455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.236483] 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
[   23.236588] RSP: 0018:ff264db20075f720 EFLAGS: 00010286
[   23.236618] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   23.236662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16100
[   23.236706] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec902fc6030
[   23.236750] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   23.236793] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec903c16100
[   23.236839] FS:  00007f1da1c31840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.236885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.236914] CR2: 00007f1da1f011a0 CR3: 0000000006cfb005 CR4: 0000000000771ef0
[   23.236957] PKRU: 55555554
[   23.236975] Call Trace:
[   23.236991]  <TASK>
[   23.237006]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.237024]  __dev_notify_flags (net/core/dev.c:9787)
[   23.237046]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   23.237066]  netif_change_flags (net/core/dev.c:9820)
[   23.237087]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.237105]  ? __nla_validate_parse (lib/nlattr.c:620)
[   23.237136]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   23.237157]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   23.237180]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.237215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.237236]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   23.237259]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.237287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.237310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.237332]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.237356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.237375]  ___sys_sendmsg (net/socket.c:2752)
[   23.237399]  __sys_sendmsg (net/socket.c:2784)
[   23.237419]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.237445]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.237472] RIP: 0033:0x7f1da1e6b08e
[   23.237495] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.237600] RSP: 002b:00007ffc107ff440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.237643] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1da1e6b08e
[   23.237686] RDX: 0000000000000000 RSI: 00007ffc107ff4f0 RDI: 0000000000000005
[   23.237728] RBP: 00007ffc107ff450 R08: 0000000000000000 R09: 0000000000000000
[   23.237769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0dd
[   23.237812] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc107ffbc0
| [   23.241085] ------------[ cut here ]------------
| [   23.241172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/349
| [   23.241263] Modules linked in:
| [   23.241417] Tainted: [W]=WARN
[   23.241480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.241552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.241621] 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
[   23.241755] RSP: 0018:ff264db200767720 EFLAGS: 00010286
[   23.241820] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   23.241899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   23.242019] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec903c65030
[   23.242102] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   23.242185] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9030f8900
[   23.242268] FS:  00007f7b4bb14840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.242351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.242424] CR2: 0000000009f68988 CR3: 0000000006cca002 CR4: 0000000000771ef0
[   23.242535] PKRU: 55555554
[   23.242586] Call Trace:
[   23.242637]  <TASK>
[   23.242689]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.242749]  __dev_notify_flags (net/core/dev.c:9787)
[   23.242809]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   23.242867]  netif_change_flags (net/core/dev.c:9820)
[   23.242952]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.243026]  ? __nla_validate_parse (lib/nlattr.c:620)
[   23.243096]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   23.243164]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   23.243226]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.243293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.243356]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   23.243417]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.243488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.243553]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.243613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.243674]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.243734]  ___sys_sendmsg (net/socket.c:2752)
[   23.243799]  __sys_sendmsg (net/socket.c:2784)
[   23.243861]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.243922]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.243998] RIP: 0033:0x7f7b4bd4e08e
[   23.244057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.244221] RSP: 002b:00007ffeb14088a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.244302] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b4bd4e08e
[   23.244383] RDX: 0000000000000000 RSI: 00007ffeb1408950 RDI: 0000000000000005
[   23.244467] RBP: 00007ffeb14088b0 R08: 0000000000000000 R09: 0000000000000000
[   23.244546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0dd
[   23.244623] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb1409020
| [   23.244897] ------------[ cut here ]------------
| [   23.244933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 2/107
| [   23.245001] Modules linked in:
| [   23.245085] Tainted: [W]=WARN
[   23.245106] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.245139] Workqueue: events_unbound linkwatch_event
[   23.245170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.245198] 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
[   23.245296] RSP: 0018:ff264db20031bd50 EFLAGS: 00010286
[   23.245325] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   23.245369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   23.245412] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec903fe5030
[   23.245459] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   23.245503] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec9030f7400
[   23.245549] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   23.245594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.245628] CR2: 00007f3180fab2a0 CR3: 000000001e047004 CR4: 0000000000771ef0
[   23.245672] PKRU: 55555554
[   23.245686] Call Trace:
[   23.245701]  <TASK>
[   23.245716]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.245741]  netif_state_change (net/core/dev.c:1605)
[   23.245766]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.245789]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.245821]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.245848]  process_one_work (kernel/workqueue.c:3314)
[   23.245870]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.245890]  ? rescuer_thread (kernel/workqueue.c:3672)
[   23.245911]  kthread (kernel/kthread.c:436)
[   23.245935]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.245956]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.245980]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   23.246002]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.249105] ------------[ cut here ]------------
| [   23.249221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/350
| [   23.249283] Modules linked in:
| [   23.249369] Tainted: [W]=WARN
[   23.249392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.249433] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.249461] 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
[   23.249558] RSP: 0018:ff264db20076f708 EFLAGS: 00010286
[   23.249586] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   23.249628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   23.249670] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec902fc6030
[   23.249713] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   23.249756] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec903c16000
[   23.249798] FS:  00007f15a0505840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   23.249842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.249878] CR2: 00000000073f4988 CR3: 0000000006d0a001 CR4: 0000000000771ef0
[   23.249921] PKRU: 55555554
[   23.249935] Call Trace:
[   23.249948]  <TASK>
[   23.249963]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.249993]  notifier_call_chain (kernel/notifier.c:85)
[   23.250017]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   23.250046]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   23.250070]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   23.250098]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   23.250125]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.250154]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.250175]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   23.250197]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.250226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.250251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.250273]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.250294]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.250320]  ___sys_sendmsg (net/socket.c:2752)
[   23.250343]  __sys_sendmsg (net/socket.c:2784)
[   23.250364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.250385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.250412] RIP: 0033:0x7f15a073f08e
[   23.250439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.250533] RSP: 002b:00007ffd90b81bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.250579] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f15a073f08e
[   23.250626] RDX: 0000000000000000 RSI: 00007ffd90b81ca0 RDI: 0000000000000005
[   23.250670] RBP: 00007ffd90b81c00 R08: 0000000000000000 R09: 0000000000000000
[   23.250711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0de
[   23.250754] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd90b82370
| [   23.256528] ------------[ cut here ]------------
| [   23.256603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/351
| [   23.256695] Modules linked in:
| [   23.256852] Tainted: [W]=WARN
[   23.256909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.256989] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.257060] 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
[   23.257194] RSP: 0018:ff264db2007776d0 EFLAGS: 00010286
[   23.257261] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   23.257340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6500
[   23.257419] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec903c65030
[   23.257501] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   23.257581] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9030f6500
[   23.257667] FS:  00007fd4a08ba840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.257750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.257822] CR2: 00000000004ebb20 CR3: 0000000003e9c005 CR4: 0000000000771ef0
[   23.257925] PKRU: 55555554
[   23.257988] Call Trace:
[   23.258041]  <TASK>
[   23.258093]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   23.258155]  netif_state_change (net/core/dev.c:1605)
[   23.258216]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.258276]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   23.258336]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   23.258399]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   23.258472]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.258534]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   23.258603]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.258670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.258732]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.258793]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.258855]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.258917]  ___sys_sendmsg (net/socket.c:2752)
[   23.258988]  __sys_sendmsg (net/socket.c:2784)
[   23.259049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.259109]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.259177] RIP: 0033:0x7fd4a0af408e
[   23.259237] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.259376] RSP: 002b:00007fff266bbc90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.259462] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4a0af408e
[   23.259541] RDX: 0000000000000000 RSI: 00007fff266bbd40 RDI: 0000000000000006
[   23.259620] RBP: 00007fff266bbca0 R08: 0000000000000000 R09: 0000000000000000
[   23.259698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0dd
[   23.259776] R13: 00007fff266bbdf0 R14: 0000000000000000 R15: 0000000000000004
| [   23.260058] ------------[ cut here ]------------
| [   23.260124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/351
| [   23.260213] Modules linked in:
| [   23.260365] Tainted: [W]=WARN
[   23.260422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.260505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.260572] 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
[   23.260707] RSP: 0018:ff264db200777708 EFLAGS: 00010286
[   23.260774] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   23.260854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8900
[   23.260936] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec903c65030
[   23.261054] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   23.261165] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9030f8900
[   23.261301] FS:  00007fd4a08ba840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   23.261403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.261499] CR2: 00007fd4a0c42900 CR3: 0000000003e9c005 CR4: 0000000000771ef0
[   23.261599] PKRU: 55555554
[   23.261660] Call Trace:
[   23.261719]  <TASK>
[   23.261783]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.261853]  notifier_call_chain (kernel/notifier.c:85)
[   23.261920]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   23.262007]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   23.262079]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   23.262163]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   23.262232]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   23.262304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.262376]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   23.262462]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   23.262537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.262605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.262682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.262752]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.262819]  ___sys_sendmsg (net/socket.c:2752)
[   23.262893]  __sys_sendmsg (net/socket.c:2784)
[   23.262954]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.263025]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.263112] RIP: 0033:0x7fd4a0af408e
[   23.263181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.263358] RSP: 002b:00007fff266bd910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.263453] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd4a0af408e
[   23.263542] RDX: 0000000000000000 RSI: 00007fff266bd9c0 RDI: 0000000000000005
[   23.263637] RBP: 00007fff266bd920 R08: 0000000000000000 R09: 0000000000000000
[   23.263716] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0de
[   23.263797] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff266be090
| [   26.087519] ------------[ cut here ]------------
| [   26.087610] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.087676] Modules linked in:
| [   26.087760] Tainted: [W]=WARN
[   26.087781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.087823] Workqueue: netns cleanup_net
[   26.087849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.087881] 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
[   26.087991] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.088025] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.088069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.088106] RBP: 0000000000000000 R08: ff15aec903ee8ed0 R09: ff15aec907d65830
[   26.088145] R10: ff15aec904c70120 R11: fefefefefefefeff R12: 0000000000000000
[   26.088186] R13: 0000000000000011 R14: ff15aec904c70000 R15: ff15aec9030f7400
[   26.088233] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.088275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.088311] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.088352] PKRU: 55555554
[   26.088369] Call Trace:
[   26.088385]  <TASK>
[   26.088405]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.088435]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.088464]  cleanup_net (net/core/net_namespace.c:702)
[   26.088487]  process_one_work (kernel/workqueue.c:3314)
[   26.088511]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.088534]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.088556]  kthread (kernel/kthread.c:436)
[   26.088580]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.088601]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.088626]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.088648]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.088842] ------------[ cut here ]------------
| [   26.088878] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.088936] Modules linked in:
| [   26.089022] Tainted: [W]=WARN
[   26.089043] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.089079] Workqueue: netns cleanup_net
[   26.089101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.089131] 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
[   26.089223] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.089249] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.089292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.089333] RBP: 0000000000000000 R08: ff15aec903df2010 R09: ff15aec904e6c030
[   26.089373] R10: ff15aec904e76120 R11: fefefefefefefeff R12: 0000000000000000
[   26.089413] R13: 0000000000000011 R14: ff15aec904e76000 R15: ff15aec9030f7400
[   26.089464] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.089504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.089537] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.089578] PKRU: 55555554
[   26.089593] Call Trace:
[   26.089606]  <TASK>
[   26.089621]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.089651]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.089677]  cleanup_net (net/core/net_namespace.c:702)
[   26.089699]  process_one_work (kernel/workqueue.c:3314)
[   26.089720]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.089742]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.089764]  kthread (kernel/kthread.c:436)
[   26.089785]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.089810]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.089832]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.089855]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.089988] ------------[ cut here ]------------
| [   26.090017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.090123] Modules linked in:
| [   26.090208] Tainted: [W]=WARN
[   26.090229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.090260] Workqueue: netns cleanup_net
[   26.090281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.090311] 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
[   26.090402] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.090433] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.090476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.090512] RBP: 0000000000000000 R08: ff15aec903231450 R09: ff15aec90333b834
[   26.090549] R10: ff15aec904c97120 R11: fefefefefefefeff R12: 0000000000000000
[   26.090587] R13: 0000000000000011 R14: ff15aec904c97000 R15: ff15aec9030f7400
[   26.090630] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.090671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.090708] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.090747] PKRU: 55555554
[   26.090762] Call Trace:
[   26.090775]  <TASK>
[   26.090788]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.090817]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.090839]  cleanup_net (net/core/net_namespace.c:702)
[   26.090860]  process_one_work (kernel/workqueue.c:3314)
[   26.090879]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.090900]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.090920]  kthread (kernel/kthread.c:436)
[   26.090941]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.090960]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.090989]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.091010]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.091165] ------------[ cut here ]------------
| [   26.091203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.091256] Modules linked in:
| [   26.091327] Tainted: [W]=WARN
[   26.091347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.091383] Workqueue: netns cleanup_net
[   26.091404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.091432] 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
[   26.091525] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.091553] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.091591] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.091635] RBP: 0000000000000000 R08: ff15aec903ddeb50 R09: ff15aec90319c030
[   26.091679] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.091715] R13: 0000000000000011 R14: ff15aec904e7a000 R15: ff15aec9030f7400
[   26.091759] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.091800] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.091833] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.091873] PKRU: 55555554
[   26.091889] Call Trace:
[   26.091901]  <TASK>
[   26.091913]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.091943]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.091964]  cleanup_net (net/core/net_namespace.c:702)
[   26.091990]  process_one_work (kernel/workqueue.c:3314)
[   26.092010]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.092029]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.092051]  kthread (kernel/kthread.c:436)
[   26.092073]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.092095]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.092116]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.092136]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.092283] ------------[ cut here ]------------
| [   26.092318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.092373] Modules linked in:
| [   26.092451] Tainted: [W]=WARN
[   26.092472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.092507] Workqueue: netns cleanup_net
[   26.092527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.092556] 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
[   26.092647] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.092678] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.092717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.092757] RBP: 0000000000000000 R08: ff15aec901976d10 R09: ff15aec904e2f030
[   26.092796] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   26.092832] R13: 0000000000000011 R14: ff15aec904c64000 R15: ff15aec9030f7400
[   26.092875] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.092918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.092952] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.093008] PKRU: 55555554
[   26.093024] Call Trace:
[   26.093036]  <TASK>
[   26.093053]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.093082]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.093103]  cleanup_net (net/core/net_namespace.c:702)
[   26.093123]  process_one_work (kernel/workqueue.c:3314)
[   26.093148]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.093169]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.093191]  kthread (kernel/kthread.c:436)
[   26.093212]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.093233]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.093257]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.093281]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.102984] ------------[ cut here ]------------
| [   26.103028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.103084] Modules linked in:
| [   26.103167] Tainted: [W]=WARN
[   26.103191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.103226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.103257] 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
[   26.103362] RSP: 0018:ff264db20063fcb8 EFLAGS: 00010286
[   26.103390] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.103431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   26.103477] RBP: 0000000000000000 R08: ff15aec90320ea10 R09: ff15aec904e5802c
[   26.103517] R10: ff15aec904e3d120 R11: fefefefefefefeff R12: 0000000000000000
[   26.103560] R13: 0000000000000010 R14: ff15aec904e3d000 R15: ff15aec9030f7700
[   26.103602] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.103645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.103684] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.103727] PKRU: 55555554
[   26.103744] Call Trace:
[   26.103758]  <TASK>
[   26.103775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.103799]  register_netdevice (net/core/dev.c:11488)
[   26.103823]  register_netdev (net/core/dev.c:11552)
[   26.103846]  loopback_net_init (drivers/net/loopback.c:218)
[   26.103873]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   26.103904]  ops_init (net/core/net_namespace.c:137)
[   26.103926]  setup_net (net/core/net_namespace.c:446)
[   26.103949]  copy_net_ns (net/core/net_namespace.c:579)
[   26.103974]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.104004]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.104032]  ksys_unshare (kernel/fork.c:3243)
[   26.104056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.104079]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.104105]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.104132] RIP: 0033:0x7f695bdcabcb
[   26.104156] 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
[   26.104258] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.104300] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.104339] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.104380] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.104420] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.104466] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.104582] ------------[ cut here ]------------
| [   26.104608] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.104653] Modules linked in:
| [   26.104729] Tainted: [W]=WARN
[   26.104748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.104787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.104815] 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
[   26.104903] RSP: 0018:ff264db20063fc10 EFLAGS: 00010286
[   26.104929] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.104973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[   26.105011] RBP: 0000000000000000 R08: ff15aec9018c9550 R09: ff15aec907d65830
[   26.105054] R10: ff15aec904e58120 R11: fefefefefefefeff R12: 0000000000000000
[   26.105094] R13: 0000000000000010 R14: ff15aec904e58000 R15: ff15aec903c16200
[   26.105131] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.105171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.105209] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.105246] PKRU: 55555554
[   26.105261] Call Trace:
[   26.105277]  <TASK>
[   26.105292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.105314]  register_netdevice (net/core/dev.c:11488)
[   26.105337]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.105361]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.105382]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   26.105405]  ops_init (net/core/net_namespace.c:137)
[   26.105426]  setup_net (net/core/net_namespace.c:446)
[   26.105451]  copy_net_ns (net/core/net_namespace.c:579)
[   26.105473]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.105500]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.105528]  ksys_unshare (kernel/fork.c:3243)
[   26.105549]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.105570]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.105590]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.105616] RIP: 0033:0x7f695bdcabcb
[   26.105635] 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
[   26.105723] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.105767] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.105808] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.105846] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.105892] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.105931] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.106046] ------------[ cut here ]------------
| [   26.106071] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.106116] Modules linked in:
| [   26.106188] Tainted: [W]=WARN
[   26.106211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.106244] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.106269] 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
[   26.106355] RSP: 0018:ff264db20063fbf0 EFLAGS: 00010286
[   26.106380] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.106421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06700
[   26.106467] RBP: 0000000000000000 R08: ff15aec901963010 R09: ff15aec904e60830
[   26.106508] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   26.106546] R13: 0000000000000010 R14: ff15aec904e5b000 R15: ff15aec903c06700
[   26.106591] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.106633] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.106668] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.106707] PKRU: 55555554
[   26.106722] Call Trace:
[   26.106737]  <TASK>
[   26.106757]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.106778]  register_netdevice (net/core/dev.c:11488)
[   26.106800]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.106822]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.106845]  vti_init_net (net/ipv4/ip_vti.c:517)
[   26.106868]  ops_init (net/core/net_namespace.c:137)
[   26.106890]  setup_net (net/core/net_namespace.c:446)
[   26.106912]  copy_net_ns (net/core/net_namespace.c:579)
[   26.106933]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.106961]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.106993]  ksys_unshare (kernel/fork.c:3243)
[   26.107015]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.107037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.107058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.107086] RIP: 0033:0x7f695bdcabcb
[   26.107103] 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
[   26.107188] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.107227] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.107265] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.107299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.107338] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.107379] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.107507] ------------[ cut here ]------------
| [   26.107535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.107583] Modules linked in:
| [   26.107658] Tainted: [W]=WARN
[   26.107679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.107716] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.107743] 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
[   26.107828] RSP: 0018:ff264db20063fca8 EFLAGS: 00010286
[   26.107858] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.107897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   26.107933] RBP: 0000000000000000 R08: ff15aec903e37710 R09: ff15aec902fc7034
[   26.107973] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   26.108011] R13: 0000000000000010 R14: ff15aec903fe1000 R15: ff15aec903c16000
[   26.108049] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.108088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.108124] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.108162] PKRU: 55555554
[   26.108177] Call Trace:
[   26.108192]  <TASK>
[   26.108205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.108223]  register_netdevice (net/core/dev.c:11488)
[   26.108243]  register_netdev (net/core/dev.c:11552)
[   26.108263]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   26.108287]  ops_init (net/core/net_namespace.c:137)
[   26.108308]  setup_net (net/core/net_namespace.c:446)
[   26.108331]  copy_net_ns (net/core/net_namespace.c:579)
[   26.108352]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.108378]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.108404]  ksys_unshare (kernel/fork.c:3243)
[   26.108425]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.108463]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.108485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.108514] RIP: 0033:0x7f695bdcabcb
[   26.108533] 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
[   26.108624] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.108665] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.108707] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.108747] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.108788] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.108825] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.108944] ------------[ cut here ]------------
| [   26.108974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.109019] Modules linked in:
| [   26.109096] Tainted: [W]=WARN
[   26.109117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.109154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.109182] 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
[   26.109272] RSP: 0018:ff264db20063fca0 EFLAGS: 00010286
[   26.109299] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.109340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   26.109381] RBP: 0000000000000000 R08: ff15aec9019765d0 R09: ff15aec902ec6030
[   26.109419] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   26.109462] R13: 0000000000000010 R14: ff15aec902fc7000 R15: ff15aec903c06000
[   26.109508] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.109547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.109579] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.109618] PKRU: 55555554
[   26.109635] Call Trace:
[   26.109647]  <TASK>
[   26.109662]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.109685]  register_netdevice (net/core/dev.c:11488)
[   26.109707]  register_netdev (net/core/dev.c:11552)
[   26.109730]  sit_init_net (net/ipv6/sit.c:1860)
[   26.109752]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   26.109773]  ops_init (net/core/net_namespace.c:137)
[   26.109794]  setup_net (net/core/net_namespace.c:446)
[   26.109815]  copy_net_ns (net/core/net_namespace.c:579)
[   26.109839]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.109867]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.109894]  ksys_unshare (kernel/fork.c:3243)
[   26.109915]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.109934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.109956]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.109989] RIP: 0033:0x7f695bdcabcb
[   26.110010] 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
[   26.110095] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.110133] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.110169] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.110206] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.110242] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.110282] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.110384] ------------[ cut here ]------------
| [   26.110419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.110485] Modules linked in:
| [   26.110558] Tainted: [W]=WARN
[   26.110578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.110608] Workqueue: netns cleanup_net
[   26.110628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.110658] 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
[   26.110749] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   26.110776] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   26.110814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.110853] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec904c64030
[   26.110887] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   26.110925] R13: 0000000000000010 R14: ff15aec904e79000 R15: ff15aec9030f7400
[   26.110967] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.111014] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.111053] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.111091] PKRU: 55555554
[   26.111105] Call Trace:
[   26.111119]  <TASK>
[   26.111134]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.111155]  netif_close_many (net/core/dev.c:1804)
[   26.111177]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.111203]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   26.111234]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.111261]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.111280]  cleanup_net (net/core/net_namespace.c:702)
[   26.111301]  process_one_work (kernel/workqueue.c:3314)
[   26.111320]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.111343]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.111363]  kthread (kernel/kthread.c:436)
[   26.111385]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.111409]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.111431]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.111457]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.111551] ------------[ cut here ]------------
| [   26.111578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.111627] Modules linked in:
| [   26.111703] Tainted: [W]=WARN
[   26.111725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.111759] Workqueue: netns cleanup_net
[   26.111780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.111808] 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
[   26.111894] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   26.111921] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   26.111967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.112008] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec904c64030
[   26.112044] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.112090] R13: 0000000000000010 R14: ff15aec904e5a000 R15: ff15aec9030f7400
[   26.112132] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.112171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.112203] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.112241] PKRU: 55555554
[   26.112255] Call Trace:
[   26.112267]  <TASK>
[   26.112282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.112303]  netif_close_many (net/core/dev.c:1804)
[   26.112324]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.112350]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   26.112377]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.112403]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.112424]  cleanup_net (net/core/net_namespace.c:702)
[   26.112448]  process_one_work (kernel/workqueue.c:3314)
[   26.112469]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.112491]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.112515]  kthread (kernel/kthread.c:436)
[   26.112535]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.112556]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.112577]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.112597]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.112712] ------------[ cut here ]------------
| [   26.112738] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.112791] Modules linked in:
| [   26.112868] Tainted: [W]=WARN
[   26.112891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.112921] Workqueue: netns cleanup_net
[   26.112941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.112973] 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
[   26.113058] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   26.113089] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.113129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.113164] RBP: 0000000000000000 R08: ff15aec903e1a150 R09: ff15aec903195830
[   26.113204] R10: ff15aec904e79120 R11: fefefefefefefeff R12: 0000000000000000
[   26.113241] R13: 0000000000000011 R14: ff15aec904e79000 R15: ff15aec9030f7400
[   26.113282] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.113321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.113353] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.113394] PKRU: 55555554
[   26.113409] Call Trace:
[   26.113422]  <TASK>
[   26.113443]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.113470]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.113497]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.113518]  cleanup_net (net/core/net_namespace.c:702)
[   26.113539]  process_one_work (kernel/workqueue.c:3314)
[   26.113559]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.113580]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.113601]  kthread (kernel/kthread.c:436)
[   26.113623]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.113644]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.113665]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.113686]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.113795] ------------[ cut here ]------------
| [   26.113823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.113873] Modules linked in:
| [   26.113949] Tainted: [W]=WARN
[   26.113973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.114008] Workqueue: netns cleanup_net
[   26.114030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.114060] 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
[   26.114147] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   26.114174] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.114213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.114251] RBP: 0000000000000000 R08: ff15aec90194edd0 R09: ff15aec904e54030
[   26.114292] R10: ff15aec904e5a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.114331] R13: 0000000000000011 R14: ff15aec904e5a000 R15: ff15aec9030f7400
[   26.114376] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.114420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.114456] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.114499] PKRU: 55555554
[   26.114513] Call Trace:
[   26.114526]  <TASK>
[   26.114541]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.114571]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.114599]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.114620]  cleanup_net (net/core/net_namespace.c:702)
[   26.114641]  process_one_work (kernel/workqueue.c:3314)
[   26.114663]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.114683]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.114707]  kthread (kernel/kthread.c:436)
[   26.114730]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.114751]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.114772]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.114797]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.114903] ------------[ cut here ]------------
| [   26.114929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.114985] Modules linked in:
| [   26.115058] Tainted: [W]=WARN
[   26.115077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.115119] Workqueue: netns cleanup_net
[   26.115141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.115169] 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
[   26.115259] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   26.115288] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.115336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.115376] RBP: 0000000000000000 R08: ff15aec90193e310 R09: ff15aec904e2802c
[   26.115415] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   26.115455] R13: 0000000000000011 R14: ff15aec903fe6000 R15: ff15aec9030f7400
[   26.115495] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.115534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.115566] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.115607] PKRU: 55555554
[   26.115622] Call Trace:
[   26.115635]  <TASK>
[   26.115649]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.115677]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.115705]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.115726]  cleanup_net (net/core/net_namespace.c:702)
[   26.115747]  process_one_work (kernel/workqueue.c:3314)
[   26.115768]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.115791]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.115811]  kthread (kernel/kthread.c:436)
[   26.115832]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.115854]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.115875]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.115896]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.116037] ------------[ cut here ]------------
| [   26.116066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/365
| [   26.116111] Modules linked in:
| [   26.116192] Tainted: [W]=WARN
[   26.116212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.116245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.116273] 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
[   26.116356] RSP: 0018:ff264db20063fca8 EFLAGS: 00010286
[   26.116384] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.116425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7b00
[   26.116480] RBP: 0000000000000000 R08: ff15aec901937e90 R09: ff15aec904c64030
[   26.116522] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   26.116566] R13: 0000000000000010 R14: ff15aec902ec6000 R15: ff15aec9030f7b00
[   26.116609] FS:  00007f695bb08840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.116649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.116684] CR2: 00007f695bd127d0 CR3: 0000000004eab005 CR4: 0000000000771ef0
[   26.116723] PKRU: 55555554
[   26.116735] Call Trace:
[   26.116751]  <TASK>
[   26.116766]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.116789]  register_netdevice (net/core/dev.c:11488)
[   26.116810]  register_netdev (net/core/dev.c:11552)
[   26.116831]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   26.116853]  ops_init (net/core/net_namespace.c:137)
[   26.116874]  setup_net (net/core/net_namespace.c:446)
[   26.116895]  copy_net_ns (net/core/net_namespace.c:579)
[   26.116916]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.116943]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.116973]  ksys_unshare (kernel/fork.c:3243)
[   26.116996]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.117017]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.117043]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.117073] RIP: 0033:0x7f695bdcabcb
[   26.117100] 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
[   26.117187] RSP: 002b:00007ffccce67558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.117224] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f695bdcabcb
[   26.117265] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.117308] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.117348] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccce69780
[   26.117385] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffccce6a8af
| [   26.120899] ------------[ cut here ]------------
| [   26.120941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.121001] Modules linked in:
| [   26.121084] Tainted: [W]=WARN
[   26.121103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.121136] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.121166] 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
[   26.121256] RSP: 0018:ff264db2007c7cb8 EFLAGS: 00010286
[   26.121286] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.121329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   26.121372] RBP: 0000000000000000 R08: ff15aec903e33650 R09: ff15aec906e5b02c
[   26.121416] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   26.121458] R13: 0000000000000010 R14: ff15aec904e72000 R15: ff15aec903c01c00
[   26.121499] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.121542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.121576] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.121620] PKRU: 55555554
[   26.121635] Call Trace:
[   26.121649]  <TASK>
[   26.121665]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.121690]  register_netdevice (net/core/dev.c:11488)
[   26.121711]  register_netdev (net/core/dev.c:11552)
[   26.121734]  loopback_net_init (drivers/net/loopback.c:218)
[   26.121758]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   26.121785]  ops_init (net/core/net_namespace.c:137)
[   26.121812]  setup_net (net/core/net_namespace.c:446)
[   26.121835]  copy_net_ns (net/core/net_namespace.c:579)
[   26.121857]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.121884]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.121913]  ksys_unshare (kernel/fork.c:3243)
[   26.121938]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.121958]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.121989]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.122017] RIP: 0033:0x7ff47ea62bcb
[   26.122039] 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
[   26.122132] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.122169] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.122206] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.122246] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.122286] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.122329] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.122465] ------------[ cut here ]------------
| [   26.122493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.122541] Modules linked in:
| [   26.122619] Tainted: [W]=WARN
[   26.122640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.122673] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.122697] 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
[   26.122787] RSP: 0018:ff264db2007c7c10 EFLAGS: 00010286
[   26.122817] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.122854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[   26.122894] RBP: 0000000000000000 R08: ff15aec903df2890 R09: ff15aec90319b830
[   26.122940] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   26.122984] R13: 0000000000000010 R14: ff15aec906e5b000 R15: ff15aec9030f8100
[   26.123025] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.123073] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.123106] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.123143] PKRU: 55555554
[   26.123158] Call Trace:
[   26.123173]  <TASK>
[   26.123188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.123209]  register_netdevice (net/core/dev.c:11488)
[   26.123230]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.123250]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.123272]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   26.123294]  ops_init (net/core/net_namespace.c:137)
[   26.123316]  setup_net (net/core/net_namespace.c:446)
[   26.123337]  copy_net_ns (net/core/net_namespace.c:579)
[   26.123365]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.123392]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.123418]  ksys_unshare (kernel/fork.c:3243)
[   26.123445]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.123467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.123490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.123517] RIP: 0033:0x7ff47ea62bcb
[   26.123538] 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
[   26.123628] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.123666] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.123706] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.123746] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.123785] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.123824] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.123945] ------------[ cut here ]------------
| [   26.123974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.124021] Modules linked in:
| [   26.124100] Tainted: [W]=WARN
[   26.124122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.124161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.124189] 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
[   26.124285] RSP: 0018:ff264db2007c7bf0 EFLAGS: 00010286
[   26.124311] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.124352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[   26.124395] RBP: 0000000000000000 R08: ff15aec903df2750 R09: ff15aec902ed6830
[   26.124435] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   26.124480] R13: 0000000000000010 R14: ff15aec904c60000 R15: ff15aec9030f8500
[   26.124522] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.124563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.124596] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.124637] PKRU: 55555554
[   26.124652] Call Trace:
[   26.124668]  <TASK>
[   26.124680]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.124701]  register_netdevice (net/core/dev.c:11488)
[   26.124723]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.124745]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.124766]  vti_init_net (net/ipv4/ip_vti.c:517)
[   26.124788]  ops_init (net/core/net_namespace.c:137)
[   26.124811]  setup_net (net/core/net_namespace.c:446)
[   26.124832]  copy_net_ns (net/core/net_namespace.c:579)
[   26.124853]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.124880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.124907]  ksys_unshare (kernel/fork.c:3243)
[   26.124926]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.124948]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.124974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.125002] RIP: 0033:0x7ff47ea62bcb
[   26.125024] 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
[   26.125118] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.125163] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.125209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.125255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.125299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.125342] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.125485] ------------[ cut here ]------------
| [   26.125512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.125560] Modules linked in:
| [   26.125630] Tainted: [W]=WARN
[   26.125651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.125683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.125709] 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
[   26.125796] RSP: 0018:ff264db2007c7ca8 EFLAGS: 00010286
[   26.125820] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.125861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01a00
[   26.125901] RBP: 0000000000000000 R08: ff15aec90194ebd0 R09: ff15aec902fc2034
[   26.125937] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   26.125982] R13: 0000000000000010 R14: ff15aec904c73000 R15: ff15aec903c01a00
[   26.126026] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.126066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.126100] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.126141] PKRU: 55555554
[   26.126155] Call Trace:
[   26.126171]  <TASK>
[   26.126186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.126206]  register_netdevice (net/core/dev.c:11488)
[   26.126225]  register_netdev (net/core/dev.c:11552)
[   26.126247]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   26.126269]  ops_init (net/core/net_namespace.c:137)
[   26.126292]  setup_net (net/core/net_namespace.c:446)
[   26.126316]  copy_net_ns (net/core/net_namespace.c:579)
[   26.126343]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.126371]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.126397]  ksys_unshare (kernel/fork.c:3243)
[   26.126420]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.126445]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.126468]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.126496] RIP: 0033:0x7ff47ea62bcb
[   26.126519] 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
[   26.126617] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.126659] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.126700] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.126741] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.126781] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.126819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.126946] ------------[ cut here ]------------
| [   26.126976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.127026] Modules linked in:
| [   26.127100] Tainted: [W]=WARN
[   26.127121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.127154] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.127179] 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
[   26.127268] RSP: 0018:ff264db2007c7ca0 EFLAGS: 00010286
[   26.127294] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.127337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17300
[   26.127377] RBP: 0000000000000000 R08: ff15aec903e14e10 R09: ff15aec904e3e030
[   26.127416] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[   26.127462] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec903c17300
[   26.127502] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.127546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.127580] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.127618] PKRU: 55555554
[   26.127638] Call Trace:
[   26.127650]  <TASK>
[   26.127666]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.127687]  register_netdevice (net/core/dev.c:11488)
[   26.127707]  register_netdev (net/core/dev.c:11552)
[   26.127728]  sit_init_net (net/ipv6/sit.c:1860)
[   26.127749]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   26.127771]  ops_init (net/core/net_namespace.c:137)
[   26.127796]  setup_net (net/core/net_namespace.c:446)
[   26.127816]  copy_net_ns (net/core/net_namespace.c:579)
[   26.127840]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.127868]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.127896]  ksys_unshare (kernel/fork.c:3243)
[   26.127917]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.127936]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.127959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.127986] RIP: 0033:0x7ff47ea62bcb
[   26.128007] 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
[   26.128097] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.128136] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.128175] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.128217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.128255] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.128294] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.128418] ------------[ cut here ]------------
| [   26.128447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/366
| [   26.128497] Modules linked in:
| [   26.128571] Tainted: [W]=WARN
[   26.128588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.128619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.128648] 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
[   26.128734] RSP: 0018:ff264db2007c7ca8 EFLAGS: 00010286
[   26.128762] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.128800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13900
[   26.128839] RBP: 0000000000000000 R08: ff15aec9018c9bd0 R09: ff15aec904e78030
[   26.128879] R10: ff15aec904e3e120 R11: fefefefefefefeff R12: 0000000000000000
[   26.128917] R13: 0000000000000010 R14: ff15aec904e3e000 R15: ff15aec903c13900
[   26.128959] FS:  00007ff47e7a0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.129002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.129035] CR2: 00007ff47e9a7430 CR3: 0000000004f10001 CR4: 0000000000771ef0
[   26.129074] PKRU: 55555554
[   26.129089] Call Trace:
[   26.129102]  <TASK>
[   26.129119]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.129139]  register_netdevice (net/core/dev.c:11488)
[   26.129165]  register_netdev (net/core/dev.c:11552)
[   26.129185]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   26.129205]  ops_init (net/core/net_namespace.c:137)
[   26.129226]  setup_net (net/core/net_namespace.c:446)
[   26.129247]  copy_net_ns (net/core/net_namespace.c:579)
[   26.129266]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.129293]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.129319]  ksys_unshare (kernel/fork.c:3243)
[   26.129338]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.129360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.129378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.129406] RIP: 0033:0x7ff47ea62bcb
[   26.129427] 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
[   26.129521] RSP: 002b:00007ffeaefcb8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.129562] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff47ea62bcb
[   26.129606] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.129651] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.129689] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeaefcdb00
[   26.129735] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeaefce8af
| [   26.140812] ------------[ cut here ]------------
| [   26.140853] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/369
| [   26.140906] Modules linked in:
| [   26.141006] Tainted: [W]=WARN
[   26.141031] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.141071] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.141104] 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
[   26.141199] RSP: 0018:ff264db2007df5f0 EFLAGS: 00010286
[   26.141226] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.141273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06700
[   26.141316] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec904c61030
[   26.141356] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.141398] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec903c06700
[   26.141449] FS:  00007fcdbedce840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.141497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.141534] CR2: 000000000042ebe0 CR3: 0000000003d10005 CR4: 0000000000771ef0
[   26.141583] PKRU: 55555554
[   26.141597] Call Trace:
[   26.141610]  <TASK>
[   26.141629]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.141651]  __dev_notify_flags (net/core/dev.c:9787)
[   26.141676]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.141699]  veth_newlink (drivers/net/veth.c:1871)
[   26.141728]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   26.141754]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.141783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.141807]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   26.141841]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   26.141870]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.141901]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.141928]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.141955]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.141979]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.142004]  ___sys_sendmsg (net/socket.c:2752)
[   26.142029]  __sys_sendmsg (net/socket.c:2784)
[   26.142050]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.142072]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.142103] RIP: 0033:0x7fcdbf00808e
[   26.142124] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.142215] RSP: 002b:00007ffe2d6789e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.142259] RAX: ffffffffffffffda RBX: 00007ffe2d679198 RCX: 00007fcdbf00808e
[   26.142302] RDX: 0000000000000000 RSI: 00007ffe2d678a90 RDI: 0000000000000005
[   26.142340] RBP: 00007ffe2d6789f0 R08: 0000000000000000 R09: 0000000000000000
[   26.142379] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e0
[   26.142423] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d679150
| [   26.142601] ------------[ cut here ]------------
| [   26.142629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/369
| [   26.142679] Modules linked in:
| [   26.142754] Tainted: [W]=WARN
[   26.142775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.142805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.142834] 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
[   26.142934] RSP: 0018:ff264db2007df870 EFLAGS: 00010286
[   26.142960] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.143000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   26.143040] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec904e5a030
[   26.143080] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   26.143117] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec9030f7700
[   26.143161] FS:  00007fcdbedce840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.143205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.143241] CR2: 000000000042ebe0 CR3: 0000000003d10005 CR4: 0000000000771ef0
[   26.143284] PKRU: 55555554
[   26.143301] Call Trace:
[   26.143315]  <TASK>
[   26.143332]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.143356]  __dev_notify_flags (net/core/dev.c:9787)
[   26.143377]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.143400]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   26.143422]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.143453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.143481]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   26.143509]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   26.143536]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.143562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.143586]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.143608]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.143632]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.143657]  ___sys_sendmsg (net/socket.c:2752)
[   26.143682]  __sys_sendmsg (net/socket.c:2784)
[   26.143707]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.143730]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.143757] RIP: 0033:0x7fcdbf00808e
[   26.143775] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.143869] RSP: 002b:00007ffe2d6789e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.143907] RAX: ffffffffffffffda RBX: 00007ffe2d679198 RCX: 00007fcdbf00808e
[   26.143945] RDX: 0000000000000000 RSI: 00007ffe2d678a90 RDI: 0000000000000005
[   26.143995] RBP: 00007ffe2d6789f0 R08: 0000000000000000 R09: 0000000000000000
[   26.144039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e0
[   26.144077] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d679150
| [   26.145029] ------------[ cut here ]------------
| [   26.145072] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.145129] Modules linked in:
| [   26.145202] Tainted: [W]=WARN
[   26.145224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.145258] Workqueue: netns cleanup_net
[   26.145280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.145309] 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
[   26.145399] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.145426] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.145471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.145512] RBP: 0000000000000000 R08: ff15aec903e1a090 R09: ff15aec90333a030
[   26.145551] R10: ff15aec902fc4120 R11: fefefefefefefeff R12: 0000000000000000
[   26.145591] R13: 0000000000000011 R14: ff15aec902fc4000 R15: ff15aec9030f7400
[   26.145636] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.145678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.145711] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.145754] PKRU: 55555554
[   26.145769] Call Trace:
[   26.145784]  <TASK>
[   26.145797]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.145825]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.145844]  cleanup_net (net/core/net_namespace.c:702)
[   26.145866]  process_one_work (kernel/workqueue.c:3314)
[   26.145886]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.145907]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.145928]  kthread (kernel/kthread.c:436)
[   26.145948]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.145974]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.145995]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.146014]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.146127] ------------[ cut here ]------------
| [   26.146154] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.146210] Modules linked in:
| [   26.146285] Tainted: [W]=WARN
[   26.146308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.146346] Workqueue: netns cleanup_net
[   26.146367] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.146395] 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
[   26.146486] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.146511] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.146547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.146583] RBP: 0000000000000000 R08: ff15aec903df2910 R09: ff15aec907d67030
[   26.146618] R10: ff15aec904e7d120 R11: fefefefefefefeff R12: 0000000000000000
[   26.146658] R13: 0000000000000011 R14: ff15aec904e7d000 R15: ff15aec9030f7400
[   26.146699] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.146738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.146772] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.146814] PKRU: 55555554
[   26.146828] Call Trace:
[   26.146843]  <TASK>
[   26.146862]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.146890]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.146911]  cleanup_net (net/core/net_namespace.c:702)
[   26.146932]  process_one_work (kernel/workqueue.c:3314)
[   26.146953]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.146982]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.147002]  kthread (kernel/kthread.c:436)
[   26.147029]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.147049]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.147071]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.147091]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.147271] ------------[ cut here ]------------
| [   26.147309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.147360] Modules linked in:
| [   26.147434] Tainted: [W]=WARN
[   26.147455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.147488] Workqueue: netns cleanup_net
[   26.147509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.147536] 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
[   26.147627] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.147655] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.147695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.147736] RBP: 0000000000000000 R08: ff15aec903ddec50 R09: ff15aec904f55834
[   26.147778] R10: ff15aec904e3b120 R11: fefefefefefefeff R12: 0000000000000000
[   26.147817] R13: 0000000000000011 R14: ff15aec904e3b000 R15: ff15aec9030f7400
[   26.147861] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.147901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.147933] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.147977] PKRU: 55555554
[   26.147992] Call Trace:
[   26.148005]  <TASK>
[   26.148019]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.148046]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.148069]  cleanup_net (net/core/net_namespace.c:702)
[   26.148090]  process_one_work (kernel/workqueue.c:3314)
[   26.148111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.148135]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.148156]  kthread (kernel/kthread.c:436)
[   26.148179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.148200]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.148221]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.148241]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.148414] ------------[ cut here ]------------
| [   26.148459] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.148514] Modules linked in:
| [   26.148588] Tainted: [W]=WARN
[   26.148610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.148647] Workqueue: netns cleanup_net
[   26.148668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.148695] 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
[   26.148787] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.148815] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.148852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.148892] RBP: 0000000000000000 R08: ff15aec903df2610 R09: ff15aec906f41030
[   26.148931] R10: ff15aec904e95120 R11: fefefefefefefeff R12: 0000000000000000
[   26.148985] R13: 0000000000000011 R14: ff15aec904e95000 R15: ff15aec9030f7400
[   26.149024] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.149062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.149096] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.149132] PKRU: 55555554
[   26.149146] Call Trace:
[   26.149159]  <TASK>
[   26.149171]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.149199]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.149220]  cleanup_net (net/core/net_namespace.c:702)
[   26.149242]  process_one_work (kernel/workqueue.c:3314)
[   26.149262]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.149282]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.149304]  kthread (kernel/kthread.c:436)
[   26.149324]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.149345]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.149366]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.149387]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.149562] ------------[ cut here ]------------
| [   26.149596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.149649] Modules linked in:
| [   26.149725] Tainted: [W]=WARN
[   26.149749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.149784] Workqueue: netns cleanup_net
[   26.149805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.149833] 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
[   26.149926] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   26.149955] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.150008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.150051] RBP: 0000000000000000 R08: ff15aec903dde2d0 R09: ff15aec902ed3830
[   26.150093] R10: ff15aec904e39120 R11: fefefefefefefeff R12: 0000000000000000
[   26.150130] R13: 0000000000000011 R14: ff15aec904e39000 R15: ff15aec9030f7400
[   26.150168] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.150210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.150242] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.150279] PKRU: 55555554
[   26.150294] Call Trace:
[   26.150310]  <TASK>
[   26.150325]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.150353]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.150375]  cleanup_net (net/core/net_namespace.c:702)
[   26.150395]  process_one_work (kernel/workqueue.c:3314)
[   26.150416]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.150442]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.150463]  kthread (kernel/kthread.c:436)
[   26.150484]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.150505]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.150526]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.150547]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.152715] ------------[ cut here ]------------
| [   26.152758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/370
| [   26.152807] Modules linked in:
| [   26.152888] Tainted: [W]=WARN
[   26.152909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.152944] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.152975] 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
[   26.153064] RSP: 0018:ff264db2007e7720 EFLAGS: 00010286
[   26.153100] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   26.153138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02100
[   26.153179] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec904e78030
[   26.153221] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   26.153262] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec903c02100
[   26.153304] FS:  00007fb4960ff840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.153345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.153380] CR2: 00000000064c7988 CR3: 0000000004ed6001 CR4: 0000000000771ef0
[   26.153424] PKRU: 55555554
[   26.153442] Call Trace:
[   26.153458]  <TASK>
[   26.153474]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.153493]  __dev_notify_flags (net/core/dev.c:9787)
[   26.153515]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   26.153533]  netif_change_flags (net/core/dev.c:9820)
[   26.153554]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.153574]  ? __nla_validate_parse (lib/nlattr.c:620)
[   26.153603]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   26.153624]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   26.153645]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.153674]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.153695]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   26.153717]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.153744]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.153765]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.153785]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.153806]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.153827]  ___sys_sendmsg (net/socket.c:2752)
[   26.153848]  __sys_sendmsg (net/socket.c:2784)
[   26.153873]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.153900]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   26.153931]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.153958] RIP: 0033:0x7fb49633908e
[   26.153980] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.154071] RSP: 002b:00007ffd0366db60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.154107] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb49633908e
[   26.154147] RDX: 0000000000000000 RSI: 00007ffd0366dc10 RDI: 0000000000000005
[   26.154192] RBP: 00007ffd0366db70 R08: 0000000000000000 R09: 0000000000000000
[   26.154237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e0
[   26.154275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0366e2e0
| [   26.157352] ------------[ cut here ]------------
| [   26.157386] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/371
| [   26.157434] Modules linked in:
| [   26.157518] Tainted: [W]=WARN
[   26.157538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.157571] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.157597] 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
[   26.157689] RSP: 0018:ff264db2007ef720 EFLAGS: 00010286
[   26.157715] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   26.157753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   26.157794] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec904e5a030
[   26.157836] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.157876] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec9030f7700
[   26.157918] FS:  00007fd34b718840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   26.157957] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.157995] CR2: 00000000212cf988 CR3: 0000000003d10001 CR4: 0000000000771ef0
[   26.158034] PKRU: 55555554
[   26.158049] Call Trace:
[   26.158064]  <TASK>
[   26.158079]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.158100]  __dev_notify_flags (net/core/dev.c:9787)
[   26.158121]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   26.158142]  netif_change_flags (net/core/dev.c:9820)
[   26.158163]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.158185]  ? __nla_validate_parse (lib/nlattr.c:620)
[   26.158214]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   26.158236]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   26.158255]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.158281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.158303]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   26.158325]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.158352]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.158376]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.158398]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.158425]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.158451]  ___sys_sendmsg (net/socket.c:2752)
[   26.158473]  __sys_sendmsg (net/socket.c:2784)
[   26.158495]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.158519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.158546] RIP: 0033:0x7fd34b95208e
[   26.158569] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.158659] RSP: 002b:00007fffdb6532b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.158702] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd34b95208e
[   26.158740] RDX: 0000000000000000 RSI: 00007fffdb653360 RDI: 0000000000000005
[   26.158781] RBP: 00007fffdb6532c0 R08: 0000000000000000 R09: 0000000000000000
[   26.158824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e0
[   26.158861] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdb653a30
| [   26.159016] ------------[ cut here ]------------
| [   26.159082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [   26.159174] Modules linked in:
| [   26.159325] Tainted: [W]=WARN
[   26.159384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.159463] Workqueue: events_unbound linkwatch_event
[   26.159531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.159598] 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
[   26.159717] RSP: 0018:ff264db20014bd50 EFLAGS: 00010286
[   26.159785] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   26.159862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbf00
[   26.159940] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec903c65030
[   26.160021] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   26.160100] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec9033fbf00
[   26.160181] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   26.160262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.160335] CR2: 000055ea03408d5c CR3: 00000000071f3002 CR4: 0000000000771ef0
[   26.160411] PKRU: 55555554
[   26.160470] Call Trace:
[   26.160522]  <TASK>
[   26.160573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.160633]  netif_state_change (net/core/dev.c:1605)
[   26.160697]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.160759]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.160827]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.160889]  process_one_work (kernel/workqueue.c:3314)
[   26.160950]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.161019]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.161084]  kthread (kernel/kthread.c:436)
[   26.161143]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.161206]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.161266]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.161329]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.163089] ------------[ cut here ]------------
| [   26.163129] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   26.163194] Modules linked in:
| [   26.163272] Tainted: [W]=WARN
[   26.163293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.163326] Workqueue: netns cleanup_net
[   26.163347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.163373] 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
[   26.163473] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   26.163499] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   26.163536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   26.163574] RBP: 0000000000000000 R08: ff15aec903216610 R09: ff15aec904e3202c
[   26.163615] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   26.163658] R13: 0000000000000011 R14: ff15aec904c95000 R15: ff15aec9030f7400
[   26.163699] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   26.163739] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.163770] CR2: 000055d6357c6128 CR3: 000000001e047004 CR4: 0000000000771ef0
[   26.163816] PKRU: 55555554
[   26.163830] Call Trace:
[   26.163846]  <TASK>
[   26.163858]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.163885]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.163913]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.163932]  cleanup_net (net/core/net_namespace.c:702)
[   26.163954]  process_one_work (kernel/workqueue.c:3314)
[   26.163984]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.164004]  ? rescuer_thread (kernel/workqueue.c:3672)
[   26.164025]  kthread (kernel/kthread.c:436)
[   26.164045]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.164067]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.164089]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   26.164109]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.165627] ------------[ cut here ]------------
| [   26.165687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/372
| [   26.165739] Modules linked in:
| [   26.165833] Tainted: [W]=WARN
[   26.165862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.165919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.165982] 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
[   26.166145] RSP: 0018:ff264db2007f7708 EFLAGS: 00010286
[   26.166176] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   26.166226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01400
[   26.166281] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec904e78030
[   26.166331] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   26.166387] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec903c01400
[   26.166442] FS:  00007fdd248d6840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.166493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.166540] CR2: 000000001caeb988 CR3: 0000000004ed6003 CR4: 0000000000771ef0
[   26.166579] PKRU: 55555554
[   26.166595] Call Trace:
[   26.166613]  <TASK>
[   26.166639]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.166664]  notifier_call_chain (kernel/notifier.c:85)
[   26.166688]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   26.166716]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   26.166747]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   26.166771]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   26.166798]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.166841]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.166866]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   26.166894]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.166922]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.166949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.166982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.167004]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.167034]  ___sys_sendmsg (net/socket.c:2752)
[   26.167059]  __sys_sendmsg (net/socket.c:2784)
[   26.167086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.167116]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.167141] RIP: 0033:0x7fdd24b1008e
[   26.167166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.167280] RSP: 002b:00007fffa6c9e7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.167328] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fdd24b1008e
[   26.167384] RDX: 0000000000000000 RSI: 00007fffa6c9e860 RDI: 0000000000000005
[   26.167436] RBP: 00007fffa6c9e7c0 R08: 0000000000000000 R09: 0000000000000000
[   26.167488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e1
[   26.167531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa6c9ef30
| [   26.170820] ------------[ cut here ]------------
| [   26.170853] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/373
| [   26.170902] Modules linked in:
| [   26.170985] Tainted: [W]=WARN
[   26.171013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.171045] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.171079] 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
[   26.171169] RSP: 0018:ff264db2007ff6d0 EFLAGS: 00010286
[   26.171194] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   26.171234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14a00
[   26.171275] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec904e78030
[   26.171317] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.171357] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec903c14a00
[   26.171401] FS:  00007f9d3ebbf840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.171449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.171480] CR2: 00000000004ebb20 CR3: 0000000004ed6006 CR4: 0000000000771ef0
[   26.171520] PKRU: 55555554
[   26.171537] Call Trace:
[   26.171558]  <TASK>
[   26.171571]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   26.171593]  netif_state_change (net/core/dev.c:1605)
[   26.171614]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.171636]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   26.171658]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   26.171682]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   26.171709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.171731]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   26.171769]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.171798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.171822]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.171844]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.171865]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.171887]  ___sys_sendmsg (net/socket.c:2752)
[   26.171910]  __sys_sendmsg (net/socket.c:2784)
[   26.171931]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.171952]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.171986] RIP: 0033:0x7f9d3edf908e
[   26.172006] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.172098] RSP: 002b:00007fff93e3e000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.172146] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9d3edf908e
[   26.172185] RDX: 0000000000000000 RSI: 00007fff93e3e0b0 RDI: 0000000000000006
[   26.172223] RBP: 00007fff93e3e010 R08: 0000000000000000 R09: 0000000000000000
[   26.172270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e0
[   26.172317] R13: 00007fff93e3e160 R14: 0000000000000000 R15: 0000000000000004
| [   26.172434] ------------[ cut here ]------------
| [   26.172468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/373
| [   26.172543] Modules linked in:
| [   26.172679] Tainted: [W]=WARN
[   26.172706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.172767] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.172805] 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
[   26.172922] RSP: 0018:ff264db2007ff708 EFLAGS: 00010286
[   26.172949] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   26.173025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01c00
[   26.173073] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec904e78030
[   26.173112] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   26.173187] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec903c01c00
[   26.173228] FS:  00007f9d3ebbf840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   26.173284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.173340] CR2: 00007f9d3ef47900 CR3: 0000000004ed6006 CR4: 0000000000771ef0
[   26.173391] PKRU: 55555554
[   26.173416] Call Trace:
[   26.173450]  <TASK>
[   26.173463]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.173485]  notifier_call_chain (kernel/notifier.c:85)
[   26.173513]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   26.173559]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   26.173591]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   26.173614]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   26.173647]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   26.173683]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.173704]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   26.173737]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   26.173773]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.173798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.173819]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.173846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.173872]  ___sys_sendmsg (net/socket.c:2752)
[   26.173896]  __sys_sendmsg (net/socket.c:2784)
[   26.173920]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.173947]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.173977] RIP: 0033:0x7f9d3edf908e
[   26.174010] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.174138] RSP: 002b:00007fff93e3fc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.174184] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9d3edf908e
[   26.174222] RDX: 0000000000000000 RSI: 00007fff93e3fd30 RDI: 0000000000000005
[   26.174278] RBP: 00007fff93e3fc90 R08: 0000000000000000 R09: 0000000000000000
[   26.174335] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e1
[   26.174376] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93e40400
| [   29.100150] ------------[ cut here ]------------
| [   29.100213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.100281] Modules linked in:
| [   29.100362] Tainted: [W]=WARN
[   29.100384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.100421] Workqueue: netns cleanup_net
[   29.100455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.100485] 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
[   29.100583] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.100610] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.100650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.100691] RBP: 0000000000000000 R08: ff15aec9018c9bd0 R09: ff15aec90318a830
[   29.100731] R10: ff15aec904e3e120 R11: fefefefefefefeff R12: 0000000000000000
[   29.100768] R13: 0000000000000011 R14: ff15aec904e3e000 R15: ff15aec9030f7400
[   29.100808] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.100852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.100887] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.100927] PKRU: 55555554
[   29.100941] Call Trace:
[   29.100954]  <TASK>
[   29.100977]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.101007]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.101028]  cleanup_net (net/core/net_namespace.c:702)
[   29.101052]  process_one_work (kernel/workqueue.c:3314)
[   29.101073]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.101094]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.101118]  kthread (kernel/kthread.c:436)
[   29.101137]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.101159]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.101185]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.101204]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.101419] ------------[ cut here ]------------
| [   29.101457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.101513] Modules linked in:
| [   29.101594] Tainted: [W]=WARN
[   29.101617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.101650] Workqueue: netns cleanup_net
[   29.101672] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.101700] 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
[   29.101801] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.101828] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.101865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.101901] RBP: 0000000000000000 R08: ff15aec903e14e10 R09: ff15aec904f54830
[   29.101942] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.101991] R13: 0000000000000011 R14: ff15aec902fc2000 R15: ff15aec9030f7400
[   29.102036] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.102080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.102119] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.102164] PKRU: 55555554
[   29.102176] Call Trace:
[   29.102190]  <TASK>
[   29.102205]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.102234]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.102253]  cleanup_net (net/core/net_namespace.c:702)
[   29.102275]  process_one_work (kernel/workqueue.c:3314)
[   29.102297]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.102319]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.102339]  kthread (kernel/kthread.c:436)
[   29.102359]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.102381]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.102401]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.102421]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.102584] ------------[ cut here ]------------
| [   29.102641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.102701] Modules linked in:
| [   29.102776] Tainted: [W]=WARN
[   29.102797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.102830] Workqueue: netns cleanup_net
[   29.102852] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.102883] 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
[   29.102985] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.103011] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.103055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.103095] RBP: 0000000000000000 R08: ff15aec90194ebd0 R09: ff15aec904c6d834
[   29.103139] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   29.103179] R13: 0000000000000011 R14: ff15aec904c73000 R15: ff15aec9030f7400
[   29.103220] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.103260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.103294] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.103335] PKRU: 55555554
[   29.103348] Call Trace:
[   29.103367]  <TASK>
[   29.103382]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.103411]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.103435]  cleanup_net (net/core/net_namespace.c:702)
[   29.103461]  process_one_work (kernel/workqueue.c:3314)
[   29.103481]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.103503]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.103522]  kthread (kernel/kthread.c:436)
[   29.103540]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.103561]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.103584]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.103605]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.103759] ------------[ cut here ]------------
| [   29.103795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.103855] Modules linked in:
| [   29.103934] Tainted: [W]=WARN
[   29.103955] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.103997] Workqueue: netns cleanup_net
[   29.104021] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.104052] 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
[   29.104146] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.104175] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.104215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.104252] RBP: 0000000000000000 R08: ff15aec903df2750 R09: ff15aec903c5f030
[   29.104292] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   29.104332] R13: 0000000000000011 R14: ff15aec904c60000 R15: ff15aec9030f7400
[   29.104376] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.104423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.104492] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.104531] PKRU: 55555554
[   29.104546] Call Trace:
[   29.104560]  <TASK>
[   29.104575]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.104602]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.104624]  cleanup_net (net/core/net_namespace.c:702)
[   29.104646]  process_one_work (kernel/workqueue.c:3314)
[   29.104664]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.104684]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.104705]  kthread (kernel/kthread.c:436)
[   29.104728]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.104749]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.104772]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.104791]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.104961] ------------[ cut here ]------------
| [   29.105002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.105057] Modules linked in:
| [   29.105135] Tainted: [W]=WARN
[   29.105156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.105186] Workqueue: netns cleanup_net
[   29.105215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.105243] 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
[   29.105339] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.105367] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.105408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.105454] RBP: 0000000000000000 R08: ff15aec903df2890 R09: ff15aec904e56030
[   29.105493] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   29.105532] R13: 0000000000000011 R14: ff15aec906e5b000 R15: ff15aec9030f7400
[   29.105580] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.105623] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.105656] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.105695] PKRU: 55555554
[   29.105710] Call Trace:
[   29.105725]  <TASK>
[   29.105739]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.105766]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.105786]  cleanup_net (net/core/net_namespace.c:702)
[   29.105805]  process_one_work (kernel/workqueue.c:3314)
[   29.105826]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.105846]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.105866]  kthread (kernel/kthread.c:436)
[   29.105886]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.105905]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.105924]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.105946]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.112039] ------------[ cut here ]------------
| [   29.112079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.112137] Modules linked in:
| [   29.112215] Tainted: [W]=WARN
[   29.112236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.112271] Workqueue: netns cleanup_net
[   29.112293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.112323] 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
[   29.112418] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   29.112455] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   29.112496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.112539] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec906e5b030
[   29.112582] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   29.112626] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec9030f7400
[   29.112668] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.112714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.112744] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.112788] PKRU: 55555554
[   29.112801] Call Trace:
[   29.112815]  <TASK>
[   29.112830]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.112851]  netif_close_many (net/core/dev.c:1804)
[   29.112873]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.112901]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   29.112926]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.112955]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.112981]  cleanup_net (net/core/net_namespace.c:702)
[   29.113003]  process_one_work (kernel/workqueue.c:3314)
[   29.113022]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.113042]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.113061]  kthread (kernel/kthread.c:436)
[   29.113081]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.113101]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.113123]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.113144]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.113239] ------------[ cut here ]------------
| [   29.113264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.113320] Modules linked in:
| [   29.113392] Tainted: [W]=WARN
[   29.113414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.113450] Workqueue: netns cleanup_net
[   29.113469] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.113496] 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
[   29.113588] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   29.113617] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   29.113656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.113699] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec906e5b030
[   29.113743] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   29.113786] R13: 0000000000000010 R14: ff15aec904c64000 R15: ff15aec9030f7400
[   29.113827] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.113869] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.113902] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.113939] PKRU: 55555554
[   29.113953] Call Trace:
[   29.113967]  <TASK>
[   29.113984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.114005]  netif_close_many (net/core/dev.c:1804)
[   29.114028]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.114207]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   29.114231]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.114261]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.114285]  cleanup_net (net/core/net_namespace.c:702)
[   29.114306]  process_one_work (kernel/workqueue.c:3314)
[   29.114327]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.114349]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.114368]  kthread (kernel/kthread.c:436)
[   29.114391]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.114414]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.114437]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.114463]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.114649] ------------[ cut here ]------------
| [   29.114687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.114743] Modules linked in:
| [   29.114821] Tainted: [W]=WARN
[   29.114844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.114879] Workqueue: netns cleanup_net
[   29.114901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.114933] 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
[   29.115038] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   29.115067] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.115109] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.115153] RBP: 0000000000000000 R08: ff15aec903dfa850 R09: ff15aec902ed6030
[   29.115192] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   29.115235] R13: 0000000000000011 R14: ff15aec904e7a000 R15: ff15aec9030f7400
[   29.115277] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.115315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.115350] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.115384] PKRU: 55555554
[   29.115399] Call Trace:
[   29.115414]  <TASK>
[   29.115430]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.115468]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.115497]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.115519]  cleanup_net (net/core/net_namespace.c:702)
[   29.115539]  process_one_work (kernel/workqueue.c:3314)
[   29.115558]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.115578]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.115597]  kthread (kernel/kthread.c:436)
[   29.115621]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.115642]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.115663]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.115683]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.115873] ------------[ cut here ]------------
| [   29.115910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.115979] Modules linked in:
| [   29.116056] Tainted: [W]=WARN
[   29.116076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.116110] Workqueue: netns cleanup_net
[   29.116130] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.116158] 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
[   29.116256] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   29.116283] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.116323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.116363] RBP: 0000000000000000 R08: ff15aec901976810 R09: ff15aec904e6b030
[   29.116403] R10: ff15aec904c64120 R11: fefefefefefefeff R12: 0000000000000000
[   29.116443] R13: 0000000000000011 R14: ff15aec904c64000 R15: ff15aec9030f7400
[   29.116494] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.116536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.116570] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.116611] PKRU: 55555554
[   29.116630] Call Trace:
[   29.116644]  <TASK>
[   29.116657]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.116687]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.116716]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.116738]  cleanup_net (net/core/net_namespace.c:702)
[   29.116758]  process_one_work (kernel/workqueue.c:3314)
[   29.116779]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.116799]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.116819]  kthread (kernel/kthread.c:436)
[   29.116841]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.116861]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.116882]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.116904]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.117059] ------------[ cut here ]------------
| [   29.117095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.117153] Modules linked in:
| [   29.117231] Tainted: [W]=WARN
[   29.117250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.117285] Workqueue: netns cleanup_net
[   29.117307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.117338] 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
[   29.117432] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   29.117469] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.117509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.117549] RBP: 0000000000000000 R08: ff15aec903e33650 R09: ff15aec904e6502c
[   29.117590] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   29.117631] R13: 0000000000000011 R14: ff15aec904e72000 R15: ff15aec9030f7400
[   29.117672] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.117715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.117751] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.117791] PKRU: 55555554
[   29.117805] Call Trace:
[   29.117819]  <TASK>
[   29.117832]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.117860]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.117885]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.117907]  cleanup_net (net/core/net_namespace.c:702)
[   29.117930]  process_one_work (kernel/workqueue.c:3314)
[   29.117952]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.117982]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.118006]  kthread (kernel/kthread.c:436)
[   29.118029]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.118050]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.118073]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.118095]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.120486] ------------[ cut here ]------------
| [   29.120544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.120597] Modules linked in:
| [   29.120673] Tainted: [W]=WARN
[   29.120698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.120731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.120756] 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
[   29.120849] RSP: 0018:ff264db2006b7cb8 EFLAGS: 00010286
[   29.120877] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.120917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   29.120957] RBP: 0000000000000000 R08: ff15aec903d92790 R09: ff15aec904e3a02c
[   29.121001] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.121043] R13: 0000000000000010 R14: ff15aec902fc2000 R15: ff15aec9030f7700
[   29.121085] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.121126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.121159] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.121200] PKRU: 55555554
[   29.121220] Call Trace:
[   29.121235]  <TASK>
[   29.121250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.121277]  register_netdevice (net/core/dev.c:11488)
[   29.121297]  register_netdev (net/core/dev.c:11552)
[   29.121318]  loopback_net_init (drivers/net/loopback.c:218)
[   29.121342]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   29.121370]  ops_init (net/core/net_namespace.c:137)
[   29.121392]  setup_net (net/core/net_namespace.c:446)
[   29.121413]  copy_net_ns (net/core/net_namespace.c:579)
[   29.121434]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.121466]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.121496]  ksys_unshare (kernel/fork.c:3243)
[   29.121519]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.121540]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.121562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.121588] RIP: 0033:0x7f54ed755bcb
[   29.121611] 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
[   29.121710] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.121754] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.121796] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.121838] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.121878] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.121919] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.122038] ------------[ cut here ]------------
| [   29.122064] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.122115] Modules linked in:
| [   29.122191] Tainted: [W]=WARN
[   29.122212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.122247] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.122275] 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
[   29.122372] RSP: 0018:ff264db2006b7c10 EFLAGS: 00010286
[   29.122399] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.122435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[   29.122540] RBP: 0000000000000000 R08: ff15aec90311b790 R09: ff15aec90319e830
[   29.122577] R10: ff15aec904e3a120 R11: fefefefefefefeff R12: 0000000000000000
[   29.122616] R13: 0000000000000010 R14: ff15aec904e3a000 R15: ff15aec903c16200
[   29.122658] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.122704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.122740] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.122784] PKRU: 55555554
[   29.122796] Call Trace:
[   29.122811]  <TASK>
[   29.122825]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.122849]  register_netdevice (net/core/dev.c:11488)
[   29.122871]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.122891]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.122914]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   29.122936]  ops_init (net/core/net_namespace.c:137)
[   29.122956]  setup_net (net/core/net_namespace.c:446)
[   29.122982]  copy_net_ns (net/core/net_namespace.c:579)
[   29.123004]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.123031]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.123060]  ksys_unshare (kernel/fork.c:3243)
[   29.123081]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.123099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.123120]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.123146] RIP: 0033:0x7f54ed755bcb
[   29.123168] 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
[   29.123257] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.123302] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.123338] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.123380] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.123423] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.123492] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.123611] ------------[ cut here ]------------
| [   29.123639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.123692] Modules linked in:
| [   29.123777] Tainted: [W]=WARN
[   29.123797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.123837] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.123867] 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
[   29.123958] RSP: 0018:ff264db2006b7bf0 EFLAGS: 00010286
[   29.123985] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.124030] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8a00
[   29.124070] RBP: 0000000000000000 R08: ff15aec901925250 R09: ff15aec904e87030
[   29.124109] R10: ff15aec902fc1120 R11: fefefefefefefeff R12: 0000000000000000
[   29.124150] R13: 0000000000000010 R14: ff15aec902fc1000 R15: ff15aec9030f8a00
[   29.124200] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.124247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.124280] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.124322] PKRU: 55555554
[   29.124335] Call Trace:
[   29.124348]  <TASK>
[   29.124360]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.124383]  register_netdevice (net/core/dev.c:11488)
[   29.124404]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.124426]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.124452]  vti_init_net (net/ipv4/ip_vti.c:517)
[   29.124473]  ops_init (net/core/net_namespace.c:137)
[   29.124496]  setup_net (net/core/net_namespace.c:446)
[   29.124517]  copy_net_ns (net/core/net_namespace.c:579)
[   29.124540]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.124567]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.124601]  ksys_unshare (kernel/fork.c:3243)
[   29.124622]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.124642]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.124665]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.124691] RIP: 0033:0x7f54ed755bcb
[   29.124710] 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
[   29.124803] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.124844] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.124884] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.124927] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.124977] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.125017] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.125137] ------------[ cut here ]------------
| [   29.125164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.125210] Modules linked in:
| [   29.125290] Tainted: [W]=WARN
[   29.125311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.125349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.125381] 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
[   29.125483] RSP: 0018:ff264db2006b7ca8 EFLAGS: 00010286
[   29.125510] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.125553] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb500
[   29.125592] RBP: 0000000000000000 R08: ff15aec901976910 R09: ff15aec904e75034
[   29.125632] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[   29.125674] R13: 0000000000000010 R14: ff15aec903c62000 R15: ff15aec9033fb500
[   29.125715] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.125756] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.125791] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.125831] PKRU: 55555554
[   29.125846] Call Trace:
[   29.125860]  <TASK>
[   29.125875]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.125898]  register_netdevice (net/core/dev.c:11488)
[   29.125919]  register_netdev (net/core/dev.c:11552)
[   29.125940]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   29.125966]  ops_init (net/core/net_namespace.c:137)
[   29.125990]  setup_net (net/core/net_namespace.c:446)
[   29.126011]  copy_net_ns (net/core/net_namespace.c:579)
[   29.126033]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.126065]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.126092]  ksys_unshare (kernel/fork.c:3243)
[   29.126114]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.126137]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.126160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.126191] RIP: 0033:0x7f54ed755bcb
[   29.126213] 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
[   29.126308] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.126351] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.126392] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.126433] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.126477] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.126521] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.126643] ------------[ cut here ]------------
| [   29.126671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.126720] Modules linked in:
| [   29.126799] Tainted: [W]=WARN
[   29.126822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.126860] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.126887] 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
[   29.126986] RSP: 0018:ff264db2006b7ca0 EFLAGS: 00010286
[   29.127014] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.127058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3600
[   29.127096] RBP: 0000000000000000 R08: ff15aec903d74950 R09: ff15aec902fc3030
[   29.127141] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[   29.127182] R13: 0000000000000010 R14: ff15aec904e75000 R15: ff15aec9030f3600
[   29.127226] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.127270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.127306] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.127349] PKRU: 55555554
[   29.127362] Call Trace:
[   29.127374]  <TASK>
[   29.127384]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.127407]  register_netdevice (net/core/dev.c:11488)
[   29.127432]  register_netdev (net/core/dev.c:11552)
[   29.127456]  sit_init_net (net/ipv6/sit.c:1860)
[   29.127479]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   29.127500]  ops_init (net/core/net_namespace.c:137)
[   29.127520]  setup_net (net/core/net_namespace.c:446)
[   29.127542]  copy_net_ns (net/core/net_namespace.c:579)
[   29.127564]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.127590]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.127620]  ksys_unshare (kernel/fork.c:3243)
[   29.127640]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.127662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.127683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.127716] RIP: 0033:0x7f54ed755bcb
[   29.127737] 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
[   29.127831] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.127874] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.127915] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.127954] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.127998] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.128038] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.128163] ------------[ cut here ]------------
| [   29.128193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/387
| [   29.128244] Modules linked in:
| [   29.128319] Tainted: [W]=WARN
[   29.128341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.128376] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.128405] 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
[   29.128507] RSP: 0018:ff264db2006b7ca8 EFLAGS: 00010286
[   29.128535] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.128578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7b00
[   29.128619] RBP: 0000000000000000 R08: ff15aec901925ed0 R09: ff15aec903fe2030
[   29.128663] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[   29.128706] R13: 0000000000000010 R14: ff15aec902fc3000 R15: ff15aec9030f7b00
[   29.128751] FS:  00007f54ed493840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.128795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.128827] CR2: 00007f54ed69a430 CR3: 0000000007f9f005 CR4: 0000000000771ef0
[   29.128878] PKRU: 55555554
[   29.128891] Call Trace:
[   29.128904]  <TASK>
[   29.128917]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.128938]  register_netdevice (net/core/dev.c:11488)
[   29.128960]  register_netdev (net/core/dev.c:11552)
[   29.128988]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   29.129010]  ops_init (net/core/net_namespace.c:137)
[   29.129030]  setup_net (net/core/net_namespace.c:446)
[   29.129053]  copy_net_ns (net/core/net_namespace.c:579)
[   29.129073]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.129101]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.129127]  ksys_unshare (kernel/fork.c:3243)
[   29.129149]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.129171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.129191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.129219] RIP: 0033:0x7f54ed755bcb
[   29.129241] 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
[   29.129344] RSP: 002b:00007fff4a2bd868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.129385] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f54ed755bcb
[   29.129423] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.129469] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.129514] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4a2bfa90
[   29.129560] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff4a2c08af
| [   29.133305] ------------[ cut here ]------------
| [   29.133377] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.133469] Modules linked in:
| [   29.133614] Tainted: [W]=WARN
[   29.133669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.133744] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.133813] 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
[   29.133944] RSP: 0018:ff264db200837cb8 EFLAGS: 00010286
[   29.134016] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.134095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbf00
[   29.134170] RBP: 0000000000000000 R08: ff15aec901925710 R09: ff15aec904e7a02c
[   29.134245] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   29.134320] R13: 0000000000000010 R14: ff15aec904e72000 R15: ff15aec9033fbf00
[   29.134399] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.134521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.134593] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.134676] PKRU: 55555554
[   29.134728] Call Trace:
[   29.134776]  <TASK>
[   29.134824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.134880]  register_netdevice (net/core/dev.c:11488)
[   29.134936]  register_netdev (net/core/dev.c:11552)
[   29.134999]  loopback_net_init (drivers/net/loopback.c:218)
[   29.135078]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   29.135145]  ops_init (net/core/net_namespace.c:137)
[   29.135210]  setup_net (net/core/net_namespace.c:446)
[   29.135266]  copy_net_ns (net/core/net_namespace.c:579)
[   29.135322]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.135385]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.135455]  ksys_unshare (kernel/fork.c:3243)
[   29.135511]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.135567]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.135623]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.135685] RIP: 0033:0x7f74011a4bcb
[   29.135741] 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
[   29.135870] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.135947] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.136031] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.136123] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.136201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.136276] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.136524] ------------[ cut here ]------------
| [   29.136589] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.136677] Modules linked in:
| [   29.136825] Tainted: [W]=WARN
[   29.136879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.136948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.137018] 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
[   29.137147] RSP: 0018:ff264db200837c10 EFLAGS: 00010286
[   29.137210] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.137285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3e00
[   29.137362] RBP: 0000000000000000 R08: ff15aec90194ec10 R09: ff15aec904e37830
[   29.137438] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   29.137519] R13: 0000000000000010 R14: ff15aec904e7a000 R15: ff15aec9030f3e00
[   29.137598] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.137675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.137744] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.137821] PKRU: 55555554
[   29.137869] Call Trace:
[   29.137916]  <TASK>
[   29.137979]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.138037]  register_netdevice (net/core/dev.c:11488)
[   29.138094]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.138152]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.138209]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   29.138266]  ops_init (net/core/net_namespace.c:137)
[   29.138322]  setup_net (net/core/net_namespace.c:446)
[   29.138379]  copy_net_ns (net/core/net_namespace.c:579)
[   29.138436]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.138505]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.138577]  ksys_unshare (kernel/fork.c:3243)
[   29.138633]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.138688]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.138746]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.138813] RIP: 0033:0x7f74011a4bcb
[   29.138873] 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
[   29.139011] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.139089] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.139166] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.139242] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.139318] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.139393] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.139631] ------------[ cut here ]------------
| [   29.139697] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.139785] Modules linked in:
| [   29.139931] Tainted: [W]=WARN
[   29.139992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.140062] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.140126] 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
[   29.140256] RSP: 0018:ff264db200837bf0 EFLAGS: 00010286
[   29.140318] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.140395] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb900
[   29.140480] RBP: 0000000000000000 R08: ff15aec901963250 R09: ff15aec90333a030
[   29.140556] R10: ff15aec904c97120 R11: fefefefefefefeff R12: 0000000000000000
[   29.140632] R13: 0000000000000010 R14: ff15aec904c97000 R15: ff15aec9033fb900
[   29.140709] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.140787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.140855] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.140931] PKRU: 55555554
[   29.140985] Call Trace:
[   29.141036]  <TASK>
[   29.141086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.141143]  register_netdevice (net/core/dev.c:11488)
[   29.141598]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.141656]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.141719]  vti_init_net (net/ipv4/ip_vti.c:517)
[   29.141776]  ops_init (net/core/net_namespace.c:137)
[   29.141850]  setup_net (net/core/net_namespace.c:446)
[   29.141909]  copy_net_ns (net/core/net_namespace.c:579)
[   29.141966]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.142038]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.142102]  ksys_unshare (kernel/fork.c:3243)
[   29.142159]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.142214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.142270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.142332] RIP: 0033:0x7f74011a4bcb
[   29.142388] 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
[   29.142523] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.142599] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.142673] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.142749] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.142828] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.142905] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.143155] ------------[ cut here ]------------
| [   29.143217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.143303] Modules linked in:
| [   29.143455] Tainted: [W]=WARN
[   29.143509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.143578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.143639] 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
[   29.143767] RSP: 0018:ff264db200837ca8 EFLAGS: 00010286
[   29.143830] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.143904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbb00
[   29.143987] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec906e59034
[   29.144062] R10: ff15aec903c67120 R11: fefefefefefefeff R12: 0000000000000000
[   29.144138] R13: 0000000000000010 R14: ff15aec903c67000 R15: ff15aec9033fbb00
[   29.144216] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.144292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.144361] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.144438] PKRU: 55555554
[   29.144490] Call Trace:
[   29.144538]  <TASK>
[   29.144608]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.144666]  register_netdevice (net/core/dev.c:11488)
[   29.144723]  register_netdev (net/core/dev.c:11552)
[   29.144779]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   29.144836]  ops_init (net/core/net_namespace.c:137)
[   29.144893]  setup_net (net/core/net_namespace.c:446)
[   29.144949]  copy_net_ns (net/core/net_namespace.c:579)
[   29.145010]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.145075]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.145138]  ksys_unshare (kernel/fork.c:3243)
[   29.145194]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.145250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.145309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.145378] RIP: 0033:0x7f74011a4bcb
[   29.145437] 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
[   29.145578] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.145654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.145728] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.145802] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.145877] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.145953] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.146209] ------------[ cut here ]------------
| [   29.146273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.146357] Modules linked in:
| [   29.146508] Tainted: [W]=WARN
[   29.146562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.146631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.146709] 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
[   29.146843] RSP: 0018:ff264db200837ca0 EFLAGS: 00010286
[   29.146905] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.146988] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfaf00
[   29.147063] RBP: 0000000000000000 R08: ff15aec903d350d0 R09: ff15aec906e58030
[   29.147138] R10: ff15aec906e59120 R11: fefefefefefefeff R12: 0000000000000000
[   29.147213] R13: 0000000000000010 R14: ff15aec906e59000 R15: ff15aec901dfaf00
[   29.147292] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.147371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.147439] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.147519] PKRU: 55555554
[   29.147567] Call Trace:
[   29.147615]  <TASK>
[   29.147686]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.147748]  register_netdevice (net/core/dev.c:11488)
[   29.147804]  register_netdev (net/core/dev.c:11552)
[   29.147861]  sit_init_net (net/ipv6/sit.c:1860)
[   29.147917]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   29.147979]  ops_init (net/core/net_namespace.c:137)
[   29.148061]  setup_net (net/core/net_namespace.c:446)
[   29.148120]  copy_net_ns (net/core/net_namespace.c:579)
[   29.148177]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.148241]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.148304]  ksys_unshare (kernel/fork.c:3243)
[   29.148361]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.148417]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.148482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.148544] RIP: 0033:0x7f74011a4bcb
[   29.148599] 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
[   29.148727] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.148801] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.148878] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.148953] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.149033] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.149108] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.149377] ------------[ cut here ]------------
| [   29.149439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/388
| [   29.149528] Modules linked in:
| [   29.149672] Tainted: [W]=WARN
[   29.149726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.149793] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.149857] 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
[   29.149994] RSP: 0018:ff264db200837ca8 EFLAGS: 00010286
[   29.150056] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.150132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3a00
[   29.150228] RBP: 0000000000000000 R08: ff15aec903dbd3d0 R09: ff15aec904e39030
[   29.150330] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[   29.150405] R13: 0000000000000010 R14: ff15aec906e58000 R15: ff15aec9030f3a00
[   29.150491] FS:  00007f7400ee2840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.150570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.150642] CR2: 00007f74010e9430 CR3: 0000000007fb9004 CR4: 0000000000771ef0
[   29.150719] PKRU: 55555554
[   29.150766] Call Trace:
[   29.150813]  <TASK>
[   29.150862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.150923]  register_netdevice (net/core/dev.c:11488)
[   29.150986]  register_netdev (net/core/dev.c:11552)
[   29.151042]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   29.151098]  ops_init (net/core/net_namespace.c:137)
[   29.151154]  setup_net (net/core/net_namespace.c:446)
[   29.151213]  copy_net_ns (net/core/net_namespace.c:579)
[   29.151270]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.151333]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.151394]  ksys_unshare (kernel/fork.c:3243)
[   29.151455]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.151547]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.151603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.151664] RIP: 0033:0x7f74011a4bcb
[   29.151718] 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
[   29.151846] RSP: 002b:00007fff047bd9a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   29.151923] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f74011a4bcb
[   29.152002] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.152077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.152153] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff047bfbd0
[   29.152226] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff047c18af
| [   29.157028] ------------[ cut here ]------------
| [   29.157082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.157144] Modules linked in:
| [   29.157237] Tainted: [W]=WARN
[   29.157260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.157296] Workqueue: netns cleanup_net
[   29.157321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.157348] 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
[   29.157446] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.157483] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.157520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.157568] RBP: 0000000000000000 R08: ff15aec901937e90 R09: ff15aec903195830
[   29.157612] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   29.157655] R13: 0000000000000011 R14: ff15aec902ec6000 R15: ff15aec9030f7400
[   29.157699] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.157744] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.157780] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.157825] PKRU: 55555554
[   29.157839] Call Trace:
[   29.157853]  <TASK>
[   29.157871]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.157900]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.157922]  cleanup_net (net/core/net_namespace.c:702)
[   29.157943]  process_one_work (kernel/workqueue.c:3314)
[   29.157965]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.157989]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.158009]  kthread (kernel/kthread.c:436)
[   29.158029]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.158053]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.158075]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.158098]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.158206] ------------[ cut here ]------------
| [   29.158300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.158372] Modules linked in:
| [   29.158465] Tainted: [W]=WARN
[   29.158491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.158525] Workqueue: netns cleanup_net
[   29.158553] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.158584] 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
[   29.158686] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.158717] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.158757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.158799] RBP: 0000000000000000 R08: ff15aec9019765d0 R09: ff15aec903338030
[   29.158840] R10: ff15aec902fc7120 R11: fefefefefefefeff R12: 0000000000000000
[   29.158881] R13: 0000000000000011 R14: ff15aec902fc7000 R15: ff15aec9030f7400
[   29.158922] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.158961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.159003] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.159043] PKRU: 55555554
[   29.159058] Call Trace:
[   29.159070]  <TASK>
[   29.159086]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.159122]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.159146]  cleanup_net (net/core/net_namespace.c:702)
[   29.159167]  process_one_work (kernel/workqueue.c:3314)
[   29.159186]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.159209]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.159230]  kthread (kernel/kthread.c:436)
[   29.159253]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.159277]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.159298]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.159319]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.159478] ------------[ cut here ]------------
| [   29.159514] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.159569] Modules linked in:
| [   29.159647] Tainted: [W]=WARN
[   29.159668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.159702] Workqueue: netns cleanup_net
[   29.159725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.159752] 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
[   29.159842] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.159873] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.159912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.159952] RBP: 0000000000000000 R08: ff15aec903e37710 R09: ff15aec904e62034
[   29.159998] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   29.160043] R13: 0000000000000011 R14: ff15aec903fe1000 R15: ff15aec9030f7400
[   29.160087] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.160126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.160156] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.160197] PKRU: 55555554
[   29.160210] Call Trace:
[   29.160225]  <TASK>
[   29.160240]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.160268]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.160290]  cleanup_net (net/core/net_namespace.c:702)
[   29.160312]  process_one_work (kernel/workqueue.c:3314)
[   29.160333]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.160354]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.160375]  kthread (kernel/kthread.c:436)
[   29.160396]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.160417]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.160439]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.160516]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.160625] ------------[ cut here ]------------
| [   29.160714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.160779] Modules linked in:
| [   29.160862] Tainted: [W]=WARN
[   29.160882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.160916] Workqueue: netns cleanup_net
[   29.160940] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.160966] 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
[   29.161061] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.161089] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.161128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.161167] RBP: 0000000000000000 R08: ff15aec901963010 R09: ff15aec904e2d830
[   29.161207] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   29.161246] R13: 0000000000000011 R14: ff15aec904e5b000 R15: ff15aec9030f7400
[   29.161288] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.161327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.161361] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.161402] PKRU: 55555554
[   29.161417] Call Trace:
[   29.161432]  <TASK>
[   29.161453]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.161482]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.161503]  cleanup_net (net/core/net_namespace.c:702)
[   29.161524]  process_one_work (kernel/workqueue.c:3314)
[   29.161546]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.161567]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.161588]  kthread (kernel/kthread.c:436)
[   29.161609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.161631]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.161652]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.161672]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.161786] ------------[ cut here ]------------
| [   29.161816] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.161872] Modules linked in:
| [   29.161949] Tainted: [W]=WARN
[   29.161973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.162008] Workqueue: netns cleanup_net
[   29.162028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.162054] 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
[   29.162150] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   29.162176] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.162215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.162257] RBP: 0000000000000000 R08: ff15aec9018c9550 R09: ff15aec904e6c030
[   29.162297] R10: ff15aec904e58120 R11: fefefefefefefeff R12: 0000000000000000
[   29.162339] R13: 0000000000000011 R14: ff15aec904e58000 R15: ff15aec9030f7400
[   29.162381] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.162423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.162460] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.162508] PKRU: 55555554
[   29.162523] Call Trace:
[   29.162539]  <TASK>
[   29.162552]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.162579]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.162602]  cleanup_net (net/core/net_namespace.c:702)
[   29.162627]  process_one_work (kernel/workqueue.c:3314)
[   29.162649]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.162670]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.162692]  kthread (kernel/kthread.c:436)
[   29.162712]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.162736]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.162754]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.162775]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.169521] ------------[ cut here ]------------
| [   29.169555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/391
| [   29.169609] Modules linked in:
| [   29.169685] Tainted: [W]=WARN
[   29.169705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.169740] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.169770] 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
[   29.169870] RSP: 0018:ff264db20084f5f0 EFLAGS: 00010286
[   29.169902] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.169943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8a00
[   29.169989] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec90201c030
[   29.170029] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   29.170063] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f8a00
[   29.170107] FS:  00007fb39fe36840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.170153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.170188] CR2: 000000000042ebe0 CR3: 0000000003eba005 CR4: 0000000000771ef0
[   29.170226] PKRU: 55555554
[   29.170242] Call Trace:
[   29.170260]  <TASK>
[   29.170277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.170299]  __dev_notify_flags (net/core/dev.c:9787)
[   29.170323]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.170348]  veth_newlink (drivers/net/veth.c:1871)
[   29.170377]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   29.170400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.170429]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.170568]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   29.170598]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   29.170628]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.170656]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.170685]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.170707]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.170728]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.170755]  ___sys_sendmsg (net/socket.c:2752)
[   29.170780]  __sys_sendmsg (net/socket.c:2784)
[   29.170803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.170825]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.170853] RIP: 0033:0x7fb3a007008e
[   29.170871] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.170967] RSP: 002b:00007ffe961342d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.171012] RAX: ffffffffffffffda RBX: 00007ffe96134a88 RCX: 00007fb3a007008e
[   29.171053] RDX: 0000000000000000 RSI: 00007ffe96134380 RDI: 0000000000000005
[   29.171093] RBP: 00007ffe961342e0 R08: 0000000000000000 R09: 0000000000000000
[   29.171136] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e3
[   29.171177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe96134a40
| [   29.171347] ------------[ cut here ]------------
| [   29.171374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/391
| [   29.171419] Modules linked in:
| [   29.171506] Tainted: [W]=WARN
[   29.171529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.171562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.171587] 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
[   29.171687] RSP: 0018:ff264db20084f870 EFLAGS: 00010286
[   29.171722] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.171763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   29.171806] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec902fc4030
[   29.171850] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.171894] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec9030f7700
[   29.171937] FS:  00007fb39fe36840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.171986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.172019] CR2: 000000000042ebe0 CR3: 0000000003eba005 CR4: 0000000000771ef0
[   29.172060] PKRU: 55555554
[   29.172073] Call Trace:
[   29.172087]  <TASK>
[   29.172102]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.172123]  __dev_notify_flags (net/core/dev.c:9787)
[   29.172145]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.172168]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   29.172188]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.172215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.172235]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   29.172261]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   29.172288]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.172316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.172337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.172360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.172381]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.172402]  ___sys_sendmsg (net/socket.c:2752)
[   29.172430]  __sys_sendmsg (net/socket.c:2784)
[   29.172455]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.172476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.172504] RIP: 0033:0x7fb3a007008e
[   29.172523] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.172626] RSP: 002b:00007ffe961342d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.172666] RAX: ffffffffffffffda RBX: 00007ffe96134a88 RCX: 00007fb3a007008e
[   29.172709] RDX: 0000000000000000 RSI: 00007ffe96134380 RDI: 0000000000000005
[   29.172749] RBP: 00007ffe961342e0 R08: 0000000000000000 R09: 0000000000000000
[   29.172794] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e3
[   29.172833] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe96134a40
| [   29.173053] ------------[ cut here ]------------
| [   29.173089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   29.173152] Modules linked in:
| [   29.173231] Tainted: [W]=WARN
[   29.173252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.173288] Workqueue: netns cleanup_net
[   29.173310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.173337] 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
[   29.173430] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   29.173462] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   29.173504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   29.173547] RBP: 0000000000000000 R08: ff15aec90320ea10 R09: ff15aec90125602c
[   29.173587] R10: ff15aec904e3d120 R11: fefefefefefefeff R12: 0000000000000000
[   29.173630] R13: 0000000000000011 R14: ff15aec904e3d000 R15: ff15aec9030f7400
[   29.173676] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   29.173720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.173752] CR2: 000055ea0a39e1b8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   29.173793] PKRU: 55555554
[   29.173808] Call Trace:
[   29.173823]  <TASK>
[   29.173838]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.173867]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.173895]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.173916]  cleanup_net (net/core/net_namespace.c:702)
[   29.173942]  process_one_work (kernel/workqueue.c:3314)
[   29.173964]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.173990]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.174011]  kthread (kernel/kthread.c:436)
[   29.174030]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.174053]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.174074]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.174095]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.177023] ------------[ cut here ]------------
| [   29.177090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/392
| [   29.177178] Modules linked in:
| [   29.177330] Tainted: [W]=WARN
[   29.177391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.177470] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.177539] 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
[   29.177662] RSP: 0018:ff264db200857720 EFLAGS: 00010286
[   29.177728] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   29.177809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec901dfaf00
[   29.177884] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec904e39030
[   29.177961] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.178046] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec901dfaf00
[   29.178127] FS:  00007f6a458b0840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.178206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.178278] CR2: 00007f6a45b801a0 CR3: 00000000018f5004 CR4: 0000000000771ef0
[   29.178357] PKRU: 55555554
[   29.178407] Call Trace:
[   29.178464]  <TASK>
[   29.178541]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.178600]  __dev_notify_flags (net/core/dev.c:9787)
[   29.178657]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   29.178713]  netif_change_flags (net/core/dev.c:9820)
[   29.178770]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.178827]  ? __nla_validate_parse (lib/nlattr.c:620)
[   29.178893]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   29.178949]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   29.179010]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.179076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.179132]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   29.179188]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.179250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.179307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.179363]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.179419]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.179481]  ___sys_sendmsg (net/socket.c:2752)
[   29.179538]  __sys_sendmsg (net/socket.c:2784)
[   29.179594]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.179650]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.179712] RIP: 0033:0x7f6a45aea08e
[   29.179767] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.179899] RSP: 002b:00007ffdc320a490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.179983] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a45aea08e
[   29.180057] RDX: 0000000000000000 RSI: 00007ffdc320a540 RDI: 0000000000000005
[   29.180134] RBP: 00007ffdc320a4a0 R08: 0000000000000000 R09: 0000000000000000
[   29.180209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e3
[   29.180284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc320ac10
| [   29.183432] ------------[ cut here ]------------
| [   29.183465] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/393
| [   29.183522] Modules linked in:
| [   29.183603] Tainted: [W]=WARN
[   29.183625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.183657] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.183688] 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
[   29.183789] RSP: 0018:ff264db20085f720 EFLAGS: 00010286
[   29.183817] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   29.183855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   29.183899] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec902fc4030
[   29.183937] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   29.183980] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f7700
[   29.184023] FS:  00007f90ee61f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.184068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.184101] CR2: 000000001f431988 CR3: 0000000003daf001 CR4: 0000000000771ef0
[   29.184143] PKRU: 55555554
[   29.184157] Call Trace:
[   29.184170]  <TASK>
[   29.184186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.184208]  __dev_notify_flags (net/core/dev.c:9787)
[   29.184227]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   29.184247]  netif_change_flags (net/core/dev.c:9820)
[   29.184269]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.184292]  ? __nla_validate_parse (lib/nlattr.c:620)
[   29.184322]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   29.184343]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   29.184364]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.184390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.184411]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   29.184430]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.184462]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.184483]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.184502]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.184525]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.184546]  ___sys_sendmsg (net/socket.c:2752)
[   29.184569]  __sys_sendmsg (net/socket.c:2784)
[   29.184591]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.184613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.184641] RIP: 0033:0x7f90ee85908e
[   29.184664] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.184760] RSP: 002b:00007fff7b031730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.184804] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f90ee85908e
[   29.184847] RDX: 0000000000000000 RSI: 00007fff7b0317e0 RDI: 0000000000000005
[   29.184887] RBP: 00007fff7b031740 R08: 0000000000000000 R09: 0000000000000000
[   29.184930] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e3
[   29.184977] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7b031eb0
| [   29.185148] ------------[ cut here ]------------
| [   29.185176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [   29.185233] Modules linked in:
| [   29.185313] Tainted: [W]=WARN
[   29.185333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.185373] Workqueue: events_unbound linkwatch_event
[   29.185404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.185432] 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
[   29.185525] RSP: 0018:ff264db20014bd50 EFLAGS: 00010286
[   29.185551] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   29.185589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   29.185629] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec902fc4030
[   29.185670] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.185711] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec9030f7700
[   29.185752] FS:  0000000000000000(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.185796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.185827] CR2: 00007f90ee6ec574 CR3: 000000001e047002 CR4: 0000000000771ef0
[   29.185866] PKRU: 55555554
[   29.185881] Call Trace:
[   29.185894]  <TASK>
[   29.185910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.185934]  netif_state_change (net/core/dev.c:1605)
[   29.185955]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.185980]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.186012]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.186034]  process_one_work (kernel/workqueue.c:3314)
[   29.186058]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.186078]  ? rescuer_thread (kernel/workqueue.c:3672)
[   29.186097]  kthread (kernel/kthread.c:436)
[   29.186119]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.186139]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.186160]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   29.186187]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.189135] ------------[ cut here ]------------
| [   29.189227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/394
| [   29.189358] Modules linked in:
| [   29.189539] Tainted: [W]=WARN
[   29.189597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.189676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.189746] 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
[   29.189911] RSP: 0018:ff264db20085f708 EFLAGS: 00010286
[   29.189985] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   29.190074] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7800
[   29.190153] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec904e39030
[   29.190236] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   29.190318] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec9030f7800
[   29.190395] FS:  00007fb68225f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   29.190489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.190568] CR2: 00007fb6825e7900 CR3: 0000000004d93006 CR4: 0000000000771ef0
[   29.190652] PKRU: 55555554
[   29.190716] Call Trace:
[   29.190765]  <TASK>
[   29.190817]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.190872]  notifier_call_chain (kernel/notifier.c:85)
[   29.190940]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   29.191030]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   29.191098]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   29.191176]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   29.191232]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.191294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.191351]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   29.191415]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.191492]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.191550]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.191607]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.191664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.191720]  ___sys_sendmsg (net/socket.c:2752)
[   29.191778]  __sys_sendmsg (net/socket.c:2784)
[   29.191834]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.191890]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.191953] RIP: 0033:0x7fb68249908e
[   29.192014] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.192142] RSP: 002b:00007fff7548c4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.192217] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb68249908e
[   29.192292] RDX: 0000000000000000 RSI: 00007fff7548c5a0 RDI: 0000000000000005
[   29.192365] RBP: 00007fff7548c500 R08: 0000000000000000 R09: 0000000000000000
[   29.192440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e4
[   29.192517] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7548cc70
| [   29.195607] ------------[ cut here ]------------
| [   29.195636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/395
| [   29.195691] Modules linked in:
| [   29.195780] Tainted: [W]=WARN
[   29.195804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.195841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.195875] 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
[   29.195966] RSP: 0018:ff264db2008676d0 EFLAGS: 00010286
[   29.195996] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   29.196039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f3600
[   29.196077] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec902fc4030
[   29.196123] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   29.196160] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f3600
[   29.196205] FS:  00007f8b6cc7b840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.196246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.196280] CR2: 00000000004ebb20 CR3: 0000000003f88005 CR4: 0000000000771ef0
[   29.196319] PKRU: 55555554
[   29.196333] Call Trace:
[   29.196348]  <TASK>
[   29.196363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   29.196384]  netif_state_change (net/core/dev.c:1605)
[   29.196402]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.196422]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   29.196443]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   29.196470]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   29.196498]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.196520]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   29.196543]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.196572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.196593]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.196616]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.196640]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.196663]  ___sys_sendmsg (net/socket.c:2752)
[   29.196685]  __sys_sendmsg (net/socket.c:2784)
[   29.196706]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.196724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.196752] RIP: 0033:0x7f8b6ceb508e
[   29.196775] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.196872] RSP: 002b:00007ffd57ea30b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.196912] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8b6ceb508e
[   29.196955] RDX: 0000000000000000 RSI: 00007ffd57ea3160 RDI: 0000000000000006
[   29.197002] RBP: 00007ffd57ea30c0 R08: 0000000000000000 R09: 0000000000000000
[   29.197042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e3
[   29.197083] R13: 00007ffd57ea3210 R14: 0000000000000000 R15: 0000000000000004
| [   29.197207] ------------[ cut here ]------------
| [   29.197233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/395
| [   29.197282] Modules linked in:
| [   29.197350] Tainted: [W]=WARN
[   29.197372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.197404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.197431] 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
[   29.197535] RSP: 0018:ff264db200867708 EFLAGS: 00010286
[   29.197563] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   29.197606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7700
[   29.197648] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec902fc4030
[   29.197691] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   29.197735] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f7700
[   29.197781] FS:  00007f8b6cc7b840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   29.197823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.197856] CR2: 00007f8b6d003900 CR3: 0000000003f88005 CR4: 0000000000771ef0
[   29.197901] PKRU: 55555554
[   29.197915] Call Trace:
[   29.197930]  <TASK>
[   29.197943]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.197964]  notifier_call_chain (kernel/notifier.c:85)
[   29.197989]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   29.198017]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   29.198041]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   29.198063]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   29.198085]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   29.198110]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.198129]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   29.198149]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   29.198179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.198202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.198223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.198244]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.198264]  ___sys_sendmsg (net/socket.c:2752)
[   29.198285]  __sys_sendmsg (net/socket.c:2784)
[   29.198306]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.198328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.198357] RIP: 0033:0x7f8b6ceb508e
[   29.198377] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.198480] RSP: 002b:00007ffd57ea4d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.198524] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8b6ceb508e
[   29.198563] RDX: 0000000000000000 RSI: 00007ffd57ea4de0 RDI: 0000000000000005
[   29.198606] RBP: 00007ffd57ea4d40 R08: 0000000000000000 R09: 0000000000000000
[   29.198646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e4
[   29.198694] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd57ea54b0
| [   32.026237] ------------[ cut here ]------------
| [   32.026294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.026364] Modules linked in:
| [   32.026473] Tainted: [W]=WARN
[   32.026502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.026547] Workqueue: netns cleanup_net
[   32.026579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.026609] 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
[   32.026709] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.026741] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.026792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.026834] RBP: 0000000000000000 R08: ff15aec903dbd3d0 R09: ff15aec901257830
[   32.026881] R10: ff15aec906e58120 R11: fefefefefefefeff R12: 0000000000000000
[   32.026927] R13: 0000000000000011 R14: ff15aec906e58000 R15: ff15aec9030f7400
[   32.026980] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.027026] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.027061] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.027100] PKRU: 55555554
[   32.027120] Call Trace:
[   32.027136]  <TASK>
[   32.027154]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.027187]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.027212]  cleanup_net (net/core/net_namespace.c:702)
[   32.027238]  process_one_work (kernel/workqueue.c:3314)
[   32.027265]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.027290]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.027313]  kthread (kernel/kthread.c:436)
[   32.027337]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.027360]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.027389]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.027411]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.027623] ------------[ cut here ]------------
| [   32.027664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.027728] Modules linked in:
| [   32.027815] Tainted: [W]=WARN
[   32.027836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.027875] Workqueue: netns cleanup_net
[   32.027906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.027939] 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
[   32.028051] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.028082] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.028132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.028173] RBP: 0000000000000000 R08: ff15aec903d350d0 R09: ff15aec904f53030
[   32.028221] R10: ff15aec906e59120 R11: fefefefefefefeff R12: 0000000000000000
[   32.028263] R13: 0000000000000011 R14: ff15aec906e59000 R15: ff15aec9030f7400
[   32.028313] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.028359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.028394] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.028445] PKRU: 55555554
[   32.028468] Call Trace:
[   32.028483]  <TASK>
[   32.028502]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.028538]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.028560]  cleanup_net (net/core/net_namespace.c:702)
[   32.028588]  process_one_work (kernel/workqueue.c:3314)
[   32.028611]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.028637]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.028661]  kthread (kernel/kthread.c:436)
[   32.028684]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.028707]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.028737]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.028760]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.028890] ------------[ cut here ]------------
| [   32.028946] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.029020] Modules linked in:
| [   32.029106] Tainted: [W]=WARN
[   32.029130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.029172] Workqueue: netns cleanup_net
[   32.029202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.029238] 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
[   32.029344] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.029375] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.029414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.029625] RBP: 0000000000000000 R08: ff15aec901976090 R09: ff15aec904e61834
[   32.029668] R10: ff15aec903c67120 R11: fefefefefefefeff R12: 0000000000000000
[   32.029709] R13: 0000000000000011 R14: ff15aec903c67000 R15: ff15aec9030f7400
[   32.029752] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.029794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.029836] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.029878] PKRU: 55555554
[   32.029892] Call Trace:
[   32.029906]  <TASK>
[   32.029920]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.029953]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.029979]  cleanup_net (net/core/net_namespace.c:702)
[   32.030003]  process_one_work (kernel/workqueue.c:3314)
[   32.030028]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.030051]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.030072]  kthread (kernel/kthread.c:436)
[   32.030099]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.030122]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.030150]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.030173]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.030322] ------------[ cut here ]------------
| [   32.030360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.030420] Modules linked in:
| [   32.030517] Tainted: [W]=WARN
[   32.030539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.030574] Workqueue: netns cleanup_net
[   32.030602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.030633] 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
[   32.030735] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.030766] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.030809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.030851] RBP: 0000000000000000 R08: ff15aec901963250 R09: ff15aec907d67030
[   32.030892] R10: ff15aec904c97120 R11: fefefefefefefeff R12: 0000000000000000
[   32.030944] R13: 0000000000000011 R14: ff15aec904c97000 R15: ff15aec9030f7400
[   32.030997] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.031044] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.031080] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.031121] PKRU: 55555554
[   32.031136] Call Trace:
[   32.031149]  <TASK>
[   32.031165]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.031193]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.031219]  cleanup_net (net/core/net_namespace.c:702)
[   32.031242]  process_one_work (kernel/workqueue.c:3314)
[   32.031263]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.031283]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.031310]  kthread (kernel/kthread.c:436)
[   32.031333]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.031356]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.031378]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.031400]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.031524] ------------[ cut here ]------------
| [   32.031553] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.031610] Modules linked in:
| [   32.031739] Tainted: [W]=WARN
[   32.031764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.031805] Workqueue: netns cleanup_net
[   32.031832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.031863] 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
[   32.031976] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.032007] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.032047] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.032089] RBP: 0000000000000000 R08: ff15aec90194ec10 R09: ff15aec904e34830
[   32.032136] R10: ff15aec904e7a120 R11: fefefefefefefeff R12: 0000000000000000
[   32.032184] R13: 0000000000000011 R14: ff15aec904e7a000 R15: ff15aec9030f7400
[   32.032226] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.032268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.032310] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.032351] PKRU: 55555554
[   32.032371] Call Trace:
[   32.032388]  <TASK>
[   32.032402]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.032434]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.032464]  cleanup_net (net/core/net_namespace.c:702)
[   32.032488]  process_one_work (kernel/workqueue.c:3314)
[   32.032510]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.032531]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.032554]  kthread (kernel/kthread.c:436)
[   32.032579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.032602]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.032628]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.032654]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.036052] ------------[ cut here ]------------
| [   32.036092] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.036153] Modules linked in:
| [   32.036232] Tainted: [W]=WARN
[   32.036253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.036288] Workqueue: netns cleanup_net
[   32.036308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.036340] 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
[   32.036443] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   32.036479] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   32.036520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.036560] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec904e7a030
[   32.036606] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   32.036646] R13: 0000000000000010 R14: ff15aec904c95000 R15: ff15aec9030f7400
[   32.036693] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.036738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.036772] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.036810] PKRU: 55555554
[   32.036823] Call Trace:
[   32.036834]  <TASK>
[   32.036849]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.036870]  netif_close_many (net/core/dev.c:1804)
[   32.036895]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.036924]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.036954]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.036989]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.037010]  cleanup_net (net/core/net_namespace.c:702)
[   32.037032]  process_one_work (kernel/workqueue.c:3314)
[   32.037055]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.037074]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.037093]  kthread (kernel/kthread.c:436)
[   32.037114]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.037136]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.037158]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.037180]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.037277] ------------[ cut here ]------------
| [   32.037305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.037362] Modules linked in:
| [   32.037441] Tainted: [W]=WARN
[   32.037468] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.037505] Workqueue: netns cleanup_net
[   32.037526] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.037557] 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
[   32.037654] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   32.037681] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   32.037722] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.037762] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec904e7a030
[   32.037806] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   32.037851] R13: 0000000000000010 R14: ff15aec903fe2000 R15: ff15aec9030f7400
[   32.037896] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.037941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.037980] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.038025] PKRU: 55555554
[   32.038037] Call Trace:
[   32.038051]  <TASK>
[   32.038066]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.038088]  netif_close_many (net/core/dev.c:1804)
[   32.038110]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.038141]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.038174]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.038203]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.038225]  cleanup_net (net/core/net_namespace.c:702)
[   32.038246]  process_one_work (kernel/workqueue.c:3314)
[   32.038266]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.038286]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.038308]  kthread (kernel/kthread.c:436)
[   32.038329]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.038350]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.038371]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.038391]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.038546] ------------[ cut here ]------------
| [   32.038579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.038640] Modules linked in:
| [   32.038713] Tainted: [W]=WARN
[   32.038734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.038768] Workqueue: netns cleanup_net
[   32.038790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.038820] 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
[   32.038919] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   32.038950] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.038996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.039039] RBP: 0000000000000000 R08: ff15aec901976c50 R09: ff15aec902fba030
[   32.039080] R10: ff15aec904c95120 R11: fefefefefefefeff R12: 0000000000000000
[   32.039121] R13: 0000000000000011 R14: ff15aec904c95000 R15: ff15aec9030f7400
[   32.039164] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.039206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.039240] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.039283] PKRU: 55555554
[   32.039298] Call Trace:
[   32.039313]  <TASK>
[   32.039330]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.039361]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.039389]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.039415]  cleanup_net (net/core/net_namespace.c:702)
[   32.039436]  process_one_work (kernel/workqueue.c:3314)
[   32.039454]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.039482]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.039504]  kthread (kernel/kthread.c:436)
[   32.039525]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.039544]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.039564]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.039588]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.039751] ------------[ cut here ]------------
| [   32.039786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.039844] Modules linked in:
| [   32.039913] Tainted: [W]=WARN
[   32.039934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.039982] Workqueue: netns cleanup_net
[   32.040004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.040033] 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
[   32.040135] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   32.040168] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.040208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.040254] RBP: 0000000000000000 R08: ff15aec90193e150 R09: ff15aec904e6c030
[   32.040295] R10: ff15aec903fe2120 R11: fefefefefefefeff R12: 0000000000000000
[   32.040335] R13: 0000000000000011 R14: ff15aec903fe2000 R15: ff15aec9030f7400
[   32.040376] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.040415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.040442] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.040496] PKRU: 55555554
[   32.040508] Call Trace:
[   32.040519]  <TASK>
[   32.040534]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.040563]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.040593]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.040614]  cleanup_net (net/core/net_namespace.c:702)
[   32.040633]  process_one_work (kernel/workqueue.c:3314)
[   32.040659]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.040680]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.040700]  kthread (kernel/kthread.c:436)
[   32.040721]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.040744]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.040765]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.040786]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.040966] ------------[ cut here ]------------
| [   32.041010] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.041069] Modules linked in:
| [   32.041150] Tainted: [W]=WARN
[   32.041172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.041205] Workqueue: netns cleanup_net
[   32.041227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.041254] 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
[   32.041352] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   32.041379] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.041422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.041479] RBP: 0000000000000000 R08: ff15aec901925710 R09: ff15aec904c6b02c
[   32.041522] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   32.041566] R13: 0000000000000011 R14: ff15aec904e72000 R15: ff15aec9030f7400
[   32.041611] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.041655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.041687] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.041727] PKRU: 55555554
[   32.041743] Call Trace:
[   32.041759]  <TASK>
[   32.041774]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.041800]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.041829]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.041853]  cleanup_net (net/core/net_namespace.c:702)
[   32.041883]  process_one_work (kernel/workqueue.c:3314)
[   32.041905]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.041925]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.041945]  kthread (kernel/kthread.c:436)
[   32.041966]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.041989]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.042011]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.042033]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.048134] ------------[ cut here ]------------
| [   32.048215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.048305] Modules linked in:
| [   32.048465] Tainted: [W]=WARN
[   32.048521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.048591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.048655] 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
[   32.048784] RSP: 0018:ff264db20081fcb8 EFLAGS: 00010286
[   32.048848] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.048924] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02600
[   32.049008] RBP: 0000000000000000 R08: ff15aec90194ec50 R09: ff15aec903fe602c
[   32.049087] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[   32.049165] R13: 0000000000000010 R14: ff15aec904e71000 R15: ff15aec903c02600
[   32.049246] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.049324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.049395] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.049482] PKRU: 55555554
[   32.049552] Call Trace:
[   32.049603]  <TASK>
[   32.049653]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.049709]  register_netdevice (net/core/dev.c:11488)
[   32.049765]  register_netdev (net/core/dev.c:11552)
[   32.049821]  loopback_net_init (drivers/net/loopback.c:218)
[   32.049881]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   32.049946]  ops_init (net/core/net_namespace.c:137)
[   32.050011]  setup_net (net/core/net_namespace.c:446)
[   32.050068]  copy_net_ns (net/core/net_namespace.c:579)
[   32.050124]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.050189]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.050252]  ksys_unshare (kernel/fork.c:3243)
[   32.050309]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.050364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.050423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.050541] RIP: 0033:0x7f370aa41bcb
[   32.050598] 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
[   32.050730] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.050808] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.050885] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.050961] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.051041] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.051119] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.051359] ------------[ cut here ]------------
| [   32.051423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.051516] Modules linked in:
| [   32.051662] Tainted: [W]=WARN
[   32.051715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.051784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.051847] 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
[   32.051983] RSP: 0018:ff264db20081fc10 EFLAGS: 00010286
[   32.052052] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.052127] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02200
[   32.052205] RBP: 0000000000000000 R08: ff15aec903e1ed10 R09: ff15aec904e6e830
[   32.052283] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   32.052360] R13: 0000000000000010 R14: ff15aec903fe6000 R15: ff15aec903c02200
[   32.052440] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.052528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.052598] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.052679] PKRU: 55555554
[   32.052728] Call Trace:
[   32.052778]  <TASK>
[   32.052828]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.052887]  register_netdevice (net/core/dev.c:11488)
[   32.052944]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.053013]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.053073]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   32.053131]  ops_init (net/core/net_namespace.c:137)
[   32.053189]  setup_net (net/core/net_namespace.c:446)
[   32.053246]  copy_net_ns (net/core/net_namespace.c:579)
[   32.053303]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.053368]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.053432]  ksys_unshare (kernel/fork.c:3243)
[   32.053494]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.053552]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.053610]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.053675] RIP: 0033:0x7f370aa41bcb
[   32.053731] 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
[   32.053859] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.053939] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.054022] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.054099] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.054176] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.054253] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.054503] ------------[ cut here ]------------
| [   32.054566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.054649] Modules linked in:
| [   32.054796] Tainted: [W]=WARN
[   32.054852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.054921] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.054994] 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
[   32.055122] RSP: 0018:ff264db20081fbf0 EFLAGS: 00010286
[   32.055188] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.055266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fbc00
[   32.055342] RBP: 0000000000000000 R08: ff15aec903dd5c50 R09: ff15aec904e81030
[   32.055419] R10: ff15aec904c93120 R11: fefefefefefefeff R12: 0000000000000000
[   32.055508] R13: 0000000000000010 R14: ff15aec904c93000 R15: ff15aec9033fbc00
[   32.055588] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.055667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.055737] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.055817] PKRU: 55555554
[   32.055866] Call Trace:
[   32.055916]  <TASK>
[   32.055966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.056030]  register_netdevice (net/core/dev.c:11488)
[   32.056087]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.056147]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.056204]  vti_init_net (net/ipv4/ip_vti.c:517)
[   32.056262]  ops_init (net/core/net_namespace.c:137)
[   32.056318]  setup_net (net/core/net_namespace.c:446)
[   32.056376]  copy_net_ns (net/core/net_namespace.c:579)
[   32.056433]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.056506]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.056575]  ksys_unshare (kernel/fork.c:3243)
[   32.056639]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.056695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.056753]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.056817] RIP: 0033:0x7f370aa41bcb
[   32.056874] 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
[   32.057011] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.057088] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.057165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.057243] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.057318] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.057397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.057661] ------------[ cut here ]------------
| [   32.057725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.057808] Modules linked in:
| [   32.057954] Tainted: [W]=WARN
[   32.058019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.058088] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.058155] 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
[   32.058281] RSP: 0018:ff264db20081fca8 EFLAGS: 00010286
[   32.058348] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.058424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14000
[   32.058518] RBP: 0000000000000000 R08: ff15aec9019374d0 R09: ff15aec903c60034
[   32.058594] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   32.058670] R13: 0000000000000010 R14: ff15aec904e72000 R15: ff15aec903c14000
[   32.058751] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.058829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.058899] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.058988] PKRU: 55555554
[   32.059036] Call Trace:
[   32.059087]  <TASK>
[   32.059138]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.059196]  register_netdevice (net/core/dev.c:11488)
[   32.059255]  register_netdev (net/core/dev.c:11552)
[   32.059311]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   32.059371]  ops_init (net/core/net_namespace.c:137)
[   32.059429]  setup_net (net/core/net_namespace.c:446)
[   32.059490]  copy_net_ns (net/core/net_namespace.c:579)
[   32.059548]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.059613]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.059678]  ksys_unshare (kernel/fork.c:3243)
[   32.059734]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.059791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.059849]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.059913] RIP: 0033:0x7f370aa41bcb
[   32.059976] 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
[   32.060105] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.060184] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.060261] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.060343] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.060420] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.060505] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.060759] ------------[ cut here ]------------
| [   32.060823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.060907] Modules linked in:
| [   32.061063] Tainted: [W]=WARN
[   32.061118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.061187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.061254] 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
[   32.061387] RSP: 0018:ff264db20081fca0 EFLAGS: 00010286
[   32.061464] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.061538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8c00
[   32.061617] RBP: 0000000000000000 R08: ff15aec903dbd250 R09: ff15aec904e7f030
[   32.061698] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[   32.061775] R13: 0000000000000010 R14: ff15aec903c60000 R15: ff15aec9030f8c00
[   32.061855] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.061935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.062018] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.062096] PKRU: 55555554
[   32.062146] Call Trace:
[   32.062197]  <TASK>
[   32.062247]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.062306]  register_netdevice (net/core/dev.c:11488)
[   32.062363]  register_netdev (net/core/dev.c:11552)
[   32.062420]  sit_init_net (net/ipv6/sit.c:1860)
[   32.062485]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   32.062542]  ops_init (net/core/net_namespace.c:137)
[   32.062600]  setup_net (net/core/net_namespace.c:446)
[   32.062657]  copy_net_ns (net/core/net_namespace.c:579)
[   32.062715]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.062780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.062843]  ksys_unshare (kernel/fork.c:3243)
[   32.062901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.062958]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.063020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.063084] RIP: 0033:0x7f370aa41bcb
[   32.063141] 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
[   32.063272] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.063352] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.063429] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.063510] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.063588] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.063666] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.063923] ------------[ cut here ]------------
| [   32.063995] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/409
| [   32.064082] Modules linked in:
| [   32.064231] Tainted: [W]=WARN
[   32.064286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.064356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.064420] 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
[   32.064559] RSP: 0018:ff264db20081fca8 EFLAGS: 00010286
[   32.064625] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.064700] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14000
[   32.064780] RBP: 0000000000000000 R08: ff15aec901963150 R09: ff15aec904c64030
[   32.064860] R10: ff15aec904e7f120 R11: fefefefefefefeff R12: 0000000000000000
[   32.064937] R13: 0000000000000010 R14: ff15aec904e7f000 R15: ff15aec903c14000
[   32.065029] FS:  00007f370a77f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.065106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.065178] CR2: 00007f370a986430 CR3: 0000000003c83003 CR4: 0000000000771ef0
[   32.065259] PKRU: 55555554
[   32.065308] Call Trace:
[   32.065359]  <TASK>
[   32.065409]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.065472]  register_netdevice (net/core/dev.c:11488)
[   32.065530]  register_netdev (net/core/dev.c:11552)
[   32.065588]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   32.065646]  ops_init (net/core/net_namespace.c:137)
[   32.065705]  setup_net (net/core/net_namespace.c:446)
[   32.065763]  copy_net_ns (net/core/net_namespace.c:579)
[   32.065827]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.065892]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.065957]  ksys_unshare (kernel/fork.c:3243)
[   32.066022]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.066085]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.066148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.066219] RIP: 0033:0x7f370aa41bcb
[   32.066280] 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
[   32.066426] RSP: 002b:00007ffee8c83828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.066521] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f370aa41bcb
[   32.066605] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.066684] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.066766] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffee8c85a50
[   32.066849] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee8c878af
| [   32.070598] ------------[ cut here ]------------
| [   32.070639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.070690] Modules linked in:
| [   32.070770] Tainted: [W]=WARN
[   32.070792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.070828] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.070861] 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
[   32.070950] RSP: 0018:ff264db2008b7cb8 EFLAGS: 00010286
[   32.070988] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.071032] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7300
[   32.071074] RBP: 0000000000000000 R08: ff15aec90193e3d0 R09: ff15aec904e9402c
[   32.071115] R10: ff15aec904c72120 R11: fefefefefefefeff R12: 0000000000000000
[   32.071158] R13: 0000000000000010 R14: ff15aec904c72000 R15: ff15aec9030f7300
[   32.071199] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.071247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.071283] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.071322] PKRU: 55555554
[   32.071337] Call Trace:
[   32.071356]  <TASK>
[   32.071371]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.071397]  register_netdevice (net/core/dev.c:11488)
[   32.071422]  register_netdev (net/core/dev.c:11552)
[   32.071444]  loopback_net_init (drivers/net/loopback.c:218)
[   32.071474]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   32.071510]  ops_init (net/core/net_namespace.c:137)
[   32.071535]  setup_net (net/core/net_namespace.c:446)
[   32.071557]  copy_net_ns (net/core/net_namespace.c:579)
[   32.071581]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.071609]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.071637]  ksys_unshare (kernel/fork.c:3243)
[   32.071657]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.071682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.071704]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.071733] RIP: 0033:0x7feb52181bcb
[   32.071752] 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
[   32.071839] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.071880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.071927] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.071973] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.072012] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.072054] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.072181] ------------[ cut here ]------------
| [   32.072209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.072256] Modules linked in:
| [   32.072335] Tainted: [W]=WARN
[   32.072355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.072390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.072419] 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
[   32.072532] RSP: 0018:ff264db2008b7c10 EFLAGS: 00010286
[   32.072560] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.072602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16200
[   32.072643] RBP: 0000000000000000 R08: ff15aec903dde7d0 R09: ff15aec904e66830
[   32.072686] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[   32.072726] R13: 0000000000000010 R14: ff15aec904e94000 R15: ff15aec903c16200
[   32.072765] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.072808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.072840] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.072883] PKRU: 55555554
[   32.072901] Call Trace:
[   32.072915]  <TASK>
[   32.072930]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.072954]  register_netdevice (net/core/dev.c:11488)
[   32.072979]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.073003]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.073025]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   32.073048]  ops_init (net/core/net_namespace.c:137)
[   32.073074]  setup_net (net/core/net_namespace.c:446)
[   32.073094]  copy_net_ns (net/core/net_namespace.c:579)
[   32.073113]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.073142]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.073172]  ksys_unshare (kernel/fork.c:3243)
[   32.073195]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.073218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.073239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.073265] RIP: 0033:0x7feb52181bcb
[   32.073285] 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
[   32.073382] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.073422] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.073464] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.073502] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.073546] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.073584] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.073707] ------------[ cut here ]------------
| [   32.073734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.073785] Modules linked in:
| [   32.073859] Tainted: [W]=WARN
[   32.073881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.073914] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.073941] 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
[   32.074030] RSP: 0018:ff264db2008b7bf0 EFLAGS: 00010286
[   32.074063] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.074103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[   32.074142] RBP: 0000000000000000 R08: ff15aec903ee8750 R09: ff15aec90319b830
[   32.074178] R10: ff15aec904e3d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.074216] R13: 0000000000000010 R14: ff15aec904e3d000 R15: ff15aec903c13b00
[   32.074255] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.074295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.074327] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.074372] PKRU: 55555554
[   32.074387] Call Trace:
[   32.074402]  <TASK>
[   32.074414]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.074435]  register_netdevice (net/core/dev.c:11488)
[   32.074455]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.074483]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.074504]  vti_init_net (net/ipv4/ip_vti.c:517)
[   32.074525]  ops_init (net/core/net_namespace.c:137)
[   32.074545]  setup_net (net/core/net_namespace.c:446)
[   32.074567]  copy_net_ns (net/core/net_namespace.c:579)
[   32.074590]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.074617]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.074644]  ksys_unshare (kernel/fork.c:3243)
[   32.074665]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.074690]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.074712]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.074738] RIP: 0033:0x7feb52181bcb
[   32.074760] 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
[   32.074851] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.074892] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.074933] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.074974] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.075013] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.075051] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.075175] ------------[ cut here ]------------
| [   32.075202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.075251] Modules linked in:
| [   32.075326] Tainted: [W]=WARN
[   32.075345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.075383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.075411] 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
[   32.075511] RSP: 0018:ff264db2008b7ca8 EFLAGS: 00010286
[   32.075541] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.075580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   32.075625] RBP: 0000000000000000 R08: ff15aec903216c10 R09: ff15aec904e5b034
[   32.075667] R10: ff15aec904e5d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.075711] R13: 0000000000000010 R14: ff15aec904e5d000 R15: ff15aec903c06000
[   32.075755] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.075796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.075828] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.075872] PKRU: 55555554
[   32.075887] Call Trace:
[   32.075900]  <TASK>
[   32.075912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.075933]  register_netdevice (net/core/dev.c:11488)
[   32.075955]  register_netdev (net/core/dev.c:11552)
[   32.075983]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   32.076008]  ops_init (net/core/net_namespace.c:137)
[   32.076032]  setup_net (net/core/net_namespace.c:446)
[   32.076053]  copy_net_ns (net/core/net_namespace.c:579)
[   32.076075]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.076101]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.076132]  ksys_unshare (kernel/fork.c:3243)
[   32.076153]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.076180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.076201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.076229] RIP: 0033:0x7feb52181bcb
[   32.076247] 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
[   32.076337] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.076377] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.076418] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.076500] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.076539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.076576] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.076707] ------------[ cut here ]------------
| [   32.076734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.076779] Modules linked in:
| [   32.076859] Tainted: [W]=WARN
[   32.076880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.076912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.076941] 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
[   32.077038] RSP: 0018:ff264db2008b7ca0 EFLAGS: 00010286
[   32.077066] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.077101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02300
[   32.077145] RBP: 0000000000000000 R08: ff15aec901925dd0 R09: ff15aec902ec6030
[   32.077186] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   32.077229] R13: 0000000000000010 R14: ff15aec904e5b000 R15: ff15aec903c02300
[   32.077271] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.077314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.077346] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.077387] PKRU: 55555554
[   32.077402] Call Trace:
[   32.077416]  <TASK>
[   32.077431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.077453]  register_netdevice (net/core/dev.c:11488)
[   32.077478]  register_netdev (net/core/dev.c:11552)
[   32.077501]  sit_init_net (net/ipv6/sit.c:1860)
[   32.077526]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   32.077547]  ops_init (net/core/net_namespace.c:137)
[   32.077568]  setup_net (net/core/net_namespace.c:446)
[   32.077589]  copy_net_ns (net/core/net_namespace.c:579)
[   32.077610]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.077635]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.077663]  ksys_unshare (kernel/fork.c:3243)
[   32.077683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.077704]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.077727]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.077754] RIP: 0033:0x7feb52181bcb
[   32.077779] 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
[   32.077868] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.077907] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.077947] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.077997] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.078039] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.078075] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.078199] ------------[ cut here ]------------
| [   32.078225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/410
| [   32.078274] Modules linked in:
| [   32.078346] Tainted: [W]=WARN
[   32.078370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.078403] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.078430] 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
[   32.078523] RSP: 0018:ff264db2008b7ca8 EFLAGS: 00010286
[   32.078547] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.078582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16100
[   32.078627] RBP: 0000000000000000 R08: ff15aec903216b90 R09: ff15aec90201f030
[   32.078670] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   32.078708] R13: 0000000000000010 R14: ff15aec902ec6000 R15: ff15aec903c16100
[   32.078749] FS:  00007feb51ebf840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.078789] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.078822] CR2: 00007feb520c6430 CR3: 0000000007363004 CR4: 0000000000771ef0
[   32.078859] PKRU: 55555554
[   32.078874] Call Trace:
[   32.078886]  <TASK>
[   32.078899]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.078921]  register_netdevice (net/core/dev.c:11488)
[   32.078942]  register_netdev (net/core/dev.c:11552)
[   32.078963]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   32.078985]  ops_init (net/core/net_namespace.c:137)
[   32.079009]  setup_net (net/core/net_namespace.c:446)
[   32.079031]  copy_net_ns (net/core/net_namespace.c:579)
[   32.079051]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.079076]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.079104]  ksys_unshare (kernel/fork.c:3243)
[   32.079129]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.079150]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.079175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.079202] RIP: 0033:0x7feb52181bcb
[   32.079219] 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
[   32.079305] RSP: 002b:00007fffb62520a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   32.079345] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007feb52181bcb
[   32.079387] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.079428] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.079471] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb62542d0
[   32.079510] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffb62548af
| [   32.084141] ------------[ cut here ]------------
| [   32.084185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.084254] Modules linked in:
| [   32.084338] Tainted: [W]=WARN
[   32.084361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.084392] Workqueue: netns cleanup_net
[   32.084416] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.084446] 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
[   32.084555] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.084585] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.084627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.084670] RBP: 0000000000000000 R08: ff15aec901925ed0 R09: ff15aec904e35030
[   32.084707] R10: ff15aec902fc3120 R11: fefefefefefefeff R12: 0000000000000000
[   32.084750] R13: 0000000000000011 R14: ff15aec902fc3000 R15: ff15aec9030f7400
[   32.084802] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.084845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.084880] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.084921] PKRU: 55555554
[   32.084938] Call Trace:
[   32.084951]  <TASK>
[   32.084965]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.085003]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.085024]  cleanup_net (net/core/net_namespace.c:702)
[   32.085048]  process_one_work (kernel/workqueue.c:3314)
[   32.085074]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.085098]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.085120]  kthread (kernel/kthread.c:436)
[   32.085143]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.085164]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.085187]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.085209]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.085374] ------------[ cut here ]------------
| [   32.085412] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.085520] Modules linked in:
| [   32.085602] Tainted: [W]=WARN
[   32.085623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.085659] Workqueue: netns cleanup_net
[   32.085680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.085707] 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
[   32.085800] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.085825] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.085865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.085905] RBP: 0000000000000000 R08: ff15aec903d74950 R09: ff15aec904e66030
[   32.085946] R10: ff15aec904e75120 R11: fefefefefefefeff R12: 0000000000000000
[   32.085998] R13: 0000000000000011 R14: ff15aec904e75000 R15: ff15aec9030f7400
[   32.086045] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.086091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.086128] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.086176] PKRU: 55555554
[   32.086190] Call Trace:
[   32.086209]  <TASK>
[   32.086226]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.086259]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.086281]  cleanup_net (net/core/net_namespace.c:702)
[   32.086304]  process_one_work (kernel/workqueue.c:3314)
[   32.086327]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.086347]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.086368]  kthread (kernel/kthread.c:436)
[   32.086389]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.086410]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.086431]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.086454]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.086590] ------------[ cut here ]------------
| [   32.086625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.086709] Modules linked in:
| [   32.086791] Tainted: [W]=WARN
[   32.086811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.086843] Workqueue: netns cleanup_net
[   32.086868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.086898] 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
[   32.087008] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.087039] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.087081] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.087122] RBP: 0000000000000000 R08: ff15aec901976910 R09: ff15aec907d66834
[   32.087164] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[   32.087206] R13: 0000000000000011 R14: ff15aec903c62000 R15: ff15aec9030f7400
[   32.087248] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.087289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.087324] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.087366] PKRU: 55555554
[   32.087383] Call Trace:
[   32.087398]  <TASK>
[   32.087413]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.087439]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.087465]  cleanup_net (net/core/net_namespace.c:702)
[   32.087486]  process_one_work (kernel/workqueue.c:3314)
[   32.087507]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.087530]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.087553]  kthread (kernel/kthread.c:436)
[   32.087574]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.087595]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.087616]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.087640]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.087794] ------------[ cut here ]------------
| [   32.087829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.087883] Modules linked in:
| [   32.087960] Tainted: [W]=WARN
[   32.087990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.088028] Workqueue: netns cleanup_net
[   32.088050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.088078] 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
[   32.088169] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.088199] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.088239] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.088281] RBP: 0000000000000000 R08: ff15aec901925250 R09: ff15aec901d50830
[   32.088321] R10: ff15aec902fc1120 R11: fefefefefefefeff R12: 0000000000000000
[   32.088362] R13: 0000000000000011 R14: ff15aec902fc1000 R15: ff15aec9030f7400
[   32.088404] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.088444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.088489] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.088531] PKRU: 55555554
[   32.088546] Call Trace:
[   32.088563]  <TASK>
[   32.088577]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.088606]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.088628]  cleanup_net (net/core/net_namespace.c:702)
[   32.088653]  process_one_work (kernel/workqueue.c:3314)
[   32.088676]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.088702]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.088727]  kthread (kernel/kthread.c:436)
[   32.088748]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.088770]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.088791]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.088812]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.089036] ------------[ cut here ]------------
| [   32.089078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.089141] Modules linked in:
| [   32.089214] Tainted: [W]=WARN
[   32.089239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.089274] Workqueue: netns cleanup_net
[   32.089295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.089325] 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
[   32.089428] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   32.089464] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.089510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.089553] RBP: 0000000000000000 R08: ff15aec90311b790 R09: ff15aec904c85830
[   32.089592] R10: ff15aec904e3a120 R11: fefefefefefefeff R12: 0000000000000000
[   32.089632] R13: 0000000000000011 R14: ff15aec904e3a000 R15: ff15aec9030f7400
[   32.089676] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.089723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.089759] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.089800] PKRU: 55555554
[   32.089815] Call Trace:
[   32.089829]  <TASK>
[   32.089842]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.089873]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.089898]  cleanup_net (net/core/net_namespace.c:702)
[   32.089923]  process_one_work (kernel/workqueue.c:3314)
[   32.089944]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.089963]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.089990]  kthread (kernel/kthread.c:436)
[   32.090012]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.090033]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.090057]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.090079]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.096870] ------------[ cut here ]------------
| [   32.096906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/413
| [   32.096956] Modules linked in:
| [   32.097036] Tainted: [W]=WARN
[   32.097057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.097091] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.097115] 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
[   32.097202] RSP: 0018:ff264db2008c75f0 EFLAGS: 00010286
[   32.097229] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.097267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6500
[   32.097305] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec903c65030
[   32.097348] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.097391] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec9030f6500
[   32.097430] FS:  00007f5bbabf4840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.097479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.097512] CR2: 000000000042ebe0 CR3: 0000000007a7d002 CR4: 0000000000771ef0
[   32.097550] PKRU: 55555554
[   32.097566] Call Trace:
[   32.097578]  <TASK>
[   32.097592]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.097613]  __dev_notify_flags (net/core/dev.c:9787)
[   32.097637]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.097657]  veth_newlink (drivers/net/veth.c:1871)
[   32.097681]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   32.097702]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.097734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.097754]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   32.097782]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   32.097810]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.097838]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.097861]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.097883]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.097903]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.097927]  ___sys_sendmsg (net/socket.c:2752)
[   32.097949]  __sys_sendmsg (net/socket.c:2784)
[   32.097974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.097996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.098023] RIP: 0033:0x7f5bbae2e08e
[   32.098045] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.098132] RSP: 002b:00007ffe1568c200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.098177] RAX: ffffffffffffffda RBX: 00007ffe1568c9b8 RCX: 00007f5bbae2e08e
[   32.098217] RDX: 0000000000000000 RSI: 00007ffe1568c2b0 RDI: 0000000000000005
[   32.098256] RBP: 00007ffe1568c210 R08: 0000000000000000 R09: 0000000000000000
[   32.098294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e6
[   32.098335] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1568c970
| [   32.098506] ------------[ cut here ]------------
| [   32.098542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/413
| [   32.098586] Modules linked in:
| [   32.098655] Tainted: [W]=WARN
[   32.098680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.098718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.098744] 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
[   32.098833] RSP: 0018:ff264db2008c7870 EFLAGS: 00010286
[   32.098861] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.098904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7300
[   32.098943] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904c71030
[   32.098987] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   32.099028] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec9030f7300
[   32.099070] FS:  00007f5bbabf4840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.099108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.099140] CR2: 000000000042ebe0 CR3: 0000000007a7d002 CR4: 0000000000771ef0
[   32.099186] PKRU: 55555554
[   32.099202] Call Trace:
[   32.099217]  <TASK>
[   32.099232]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.099258]  __dev_notify_flags (net/core/dev.c:9787)
[   32.099282]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.099303]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   32.099326]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.099353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.099377]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   32.099405]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   32.099432]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.099471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.099496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.099519]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.099541]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.099564]  ___sys_sendmsg (net/socket.c:2752)
[   32.099586]  __sys_sendmsg (net/socket.c:2784)
[   32.099613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.099634]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.099661] RIP: 0033:0x7f5bbae2e08e
[   32.099683] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.099777] RSP: 002b:00007ffe1568c200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.099816] RAX: ffffffffffffffda RBX: 00007ffe1568c9b8 RCX: 00007f5bbae2e08e
[   32.099857] RDX: 0000000000000000 RSI: 00007ffe1568c2b0 RDI: 0000000000000005
[   32.099895] RBP: 00007ffe1568c210 R08: 0000000000000000 R09: 0000000000000000
[   32.099932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e6
[   32.099973] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1568c970
| [   32.103262] ------------[ cut here ]------------
| [   32.103328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/414
| [   32.103409] Modules linked in:
| [   32.103568] Tainted: [W]=WARN
[   32.103626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.103699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.103761] 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
[   32.103881] RSP: 0018:ff264db2008cf720 EFLAGS: 00010286
[   32.103950] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   32.104032] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01300
[   32.104110] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904c64030
[   32.104186] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   32.104259] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec903c01300
[   32.104342] FS:  00007f9bc2016840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.104419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.104500] CR2: 000000002a8c0988 CR3: 0000000003d67003 CR4: 0000000000771ef0
[   32.104582] PKRU: 55555554
[   32.104632] Call Trace:
[   32.104683]  <TASK>
[   32.104735]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.104797]  __dev_notify_flags (net/core/dev.c:9787)
[   32.104858]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   32.104919]  netif_change_flags (net/core/dev.c:9820)
[   32.104987]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.105050]  ? __nla_validate_parse (lib/nlattr.c:620)
[   32.105122]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   32.105182]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   32.105244]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.105309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.105370]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   32.105433]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.105506]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.105571]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.105635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.105697]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.105761]  ___sys_sendmsg (net/socket.c:2752)
[   32.105824]  __sys_sendmsg (net/socket.c:2784)
[   32.105884]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.105945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.106018] RIP: 0033:0x7f9bc225008e
[   32.106074] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.106197] RSP: 002b:00007ffd92e50090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.106273] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9bc225008e
[   32.106350] RDX: 0000000000000000 RSI: 00007ffd92e50140 RDI: 0000000000000005
[   32.106425] RBP: 00007ffd92e500a0 R08: 0000000000000000 R09: 0000000000000000
[   32.106514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e6
[   32.106592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd92e50810
| [   32.106836] ------------[ cut here ]------------
| [   32.106870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   32.106925] Modules linked in:
| [   32.107003] Tainted: [W]=WARN
[   32.107024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.107058] Workqueue: netns cleanup_net
[   32.107078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.107108] 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
[   32.107196] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   32.107222] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   32.107260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   32.107298] RBP: 0000000000000000 R08: ff15aec903d92790 R09: ff15aec902ed702c
[   32.107338] R10: ff15aec902fc2120 R11: fefefefefefefeff R12: 0000000000000000
[   32.107381] R13: 0000000000000011 R14: ff15aec902fc2000 R15: ff15aec9030f7400
[   32.107422] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   32.107471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.107508] CR2: 000055dee639f1d8 CR3: 000000001e047005 CR4: 0000000000771ef0
[   32.107553] PKRU: 55555554
[   32.107567] Call Trace:
[   32.107581]  <TASK>
[   32.107597]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.107629]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.107656]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.107679]  cleanup_net (net/core/net_namespace.c:702)
[   32.107700]  process_one_work (kernel/workqueue.c:3314)
[   32.107720]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.107740]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.107760]  kthread (kernel/kthread.c:436)
[   32.107779]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.107801]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.107823]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.107845]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.110999] ------------[ cut here ]------------
| [   32.111031] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/415
| [   32.111080] Modules linked in:
| [   32.111153] Tainted: [W]=WARN
[   32.111175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.111208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.111235] 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
[   32.111320] RSP: 0018:ff264db2008d7720 EFLAGS: 00010286
[   32.111348] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   32.111388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7300
[   32.111425] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec904c71030
[   32.111472] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.111510] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec9030f7300
[   32.111551] FS:  00007f0959ced840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.111590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.111621] CR2: 000000002ee41988 CR3: 0000000003e5f004 CR4: 0000000000771ef0
[   32.111662] PKRU: 55555554
[   32.111676] Call Trace:
[   32.111691]  <TASK>
[   32.111706]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.111727]  __dev_notify_flags (net/core/dev.c:9787)
[   32.111748]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   32.111769]  netif_change_flags (net/core/dev.c:9820)
[   32.111789]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.111814]  ? __nla_validate_parse (lib/nlattr.c:620)
[   32.111843]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   32.111865]  ? kmem_cache_alloc_node_noprof (mm/slub.c:4749 mm/slub.c:4883 mm/slub.c:4950)
[   32.111894]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   32.111916]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.111944]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.111965]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   32.111993]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.112022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.112043]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.112063]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.112084]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.112111]  ___sys_sendmsg (net/socket.c:2752)
[   32.112133]  __sys_sendmsg (net/socket.c:2784)
[   32.112154]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.112174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.112203] RIP: 0033:0x7f0959f2708e
[   32.112224] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.112312] RSP: 002b:00007ffe4aa828b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.112352] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0959f2708e
[   32.112391] RDX: 0000000000000000 RSI: 00007ffe4aa82960 RDI: 0000000000000005
[   32.112435] RBP: 00007ffe4aa828c0 R08: 0000000000000000 R09: 0000000000000000
[   32.112483] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e6
[   32.112524] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4aa83030
| [   32.112640] ------------[ cut here ]------------
| [   32.112677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/45
| [   32.112732] Modules linked in:
| [   32.112813] Tainted: [W]=WARN
[   32.112833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.112872] Workqueue: events_unbound linkwatch_event
[   32.112901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.112929] 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
[   32.113024] RSP: 0018:ff264db200193d50 EFLAGS: 00010286
[   32.113050] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   32.113090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14a00
[   32.113132] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904e5a030
[   32.113167] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   32.113204] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec903c14a00
[   32.113247] FS:  0000000000000000(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   32.113287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.113319] CR2: 000055a4ed962d5c CR3: 00000000071d4005 CR4: 0000000000771ef0
[   32.113359] PKRU: 55555554
[   32.113374] Call Trace:
[   32.113390]  <TASK>
[   32.113405]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.113426]  netif_state_change (net/core/dev.c:1605)
[   32.113451]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.113478]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.113509]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.113534]  process_one_work (kernel/workqueue.c:3314)
[   32.113555]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.113582]  ? rescuer_thread (kernel/workqueue.c:3672)
[   32.113603]  kthread (kernel/kthread.c:436)
[   32.113624]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.113645]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.113666]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   32.113689]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.116774] ------------[ cut here ]------------
| [   32.116837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/416
| [   32.116924] Modules linked in:
| [   32.117114] Tainted: [W]=WARN
[   32.117188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.117254] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.117337] 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
[   32.117496] RSP: 0018:ff264db2008df708 EFLAGS: 00010286
[   32.117583] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   32.117682] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8a00
[   32.117765] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904c64030
[   32.117847] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   32.117936] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec9030f8a00
[   32.118026] FS:  00007ff073f70840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.118109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.118194] CR2: 00007ff0742401a0 CR3: 0000000003c82005 CR4: 0000000000771ef0
[   32.118277] PKRU: 55555554
[   32.118327] Call Trace:
[   32.118387]  <TASK>
[   32.118442]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.118514]  notifier_call_chain (kernel/notifier.c:85)
[   32.118576]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   32.118656]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   32.118720]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   32.118779]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   32.118844]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.118914]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.118995]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   32.119063]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.119128]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.119195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.119271]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.119331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.119409]  ___sys_sendmsg (net/socket.c:2752)
[   32.119483]  __sys_sendmsg (net/socket.c:2784)
[   32.119551]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.119619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.119687] RIP: 0033:0x7ff0741aa08e
[   32.119747] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.119880] RSP: 002b:00007ffc5ee6da60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.119959] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff0741aa08e
[   32.120044] RDX: 0000000000000000 RSI: 00007ffc5ee6db10 RDI: 0000000000000005
[   32.120118] RBP: 00007ffc5ee6da70 R08: 0000000000000000 R09: 0000000000000000
[   32.120195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e7
[   32.120270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5ee6e1e0
| [   32.123678] ------------[ cut here ]------------
| [   32.123712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/417
| [   32.123766] Modules linked in:
| [   32.123841] Tainted: [W]=WARN
[   32.123864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.123902] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.123928] 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
[   32.124016] RSP: 0018:ff264db2008e76d0 EFLAGS: 00010286
[   32.124045] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   32.124084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13d00
[   32.124124] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec904c71030
[   32.124163] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.124204] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec903c13d00
[   32.124248] FS:  00007f035f89f840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   32.124289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.124319] CR2: 00000000004ebb20 CR3: 0000000007100001 CR4: 0000000000771ef0
[   32.124355] PKRU: 55555554
[   32.124370] Call Trace:
[   32.124382]  <TASK>
[   32.124399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   32.124418]  netif_state_change (net/core/dev.c:1605)
[   32.124440]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.124471]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   32.124493]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   32.124515]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   32.124541]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.124563]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   32.124593]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.124622]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.124648]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.124669]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.124694]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.124715]  ___sys_sendmsg (net/socket.c:2752)
[   32.124738]  __sys_sendmsg (net/socket.c:2784)
[   32.124762]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.124789]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.124815] RIP: 0033:0x7f035fad908e
[   32.124841] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.124928] RSP: 002b:00007ffd3067dbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.124966] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f035fad908e
[   32.125009] RDX: 0000000000000000 RSI: 00007ffd3067dc80 RDI: 0000000000000006
[   32.125047] RBP: 00007ffd3067dbe0 R08: 0000000000000000 R09: 0000000000000000
[   32.125088] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e6
[   32.125128] R13: 00007ffd3067dd30 R14: 0000000000000000 R15: 0000000000000004
| [   32.126051] ------------[ cut here ]------------
| [   32.126126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/417
| [   32.126229] Modules linked in:
| [   32.126420] Tainted: [W]=WARN
[   32.126486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.126571] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.126649] 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
[   32.126808] RSP: 0018:ff264db2008e7708 EFLAGS: 00010286
[   32.126888] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   32.127008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02600
[   32.127108] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec904c64030
[   32.127192] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   32.127276] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec903c02600
[   32.127369] FS:  00007f035f89f840(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   32.127456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.127558] CR2: 00007ff07403d574 CR3: 0000000007100006 CR4: 0000000000771ef0
[   32.127650] PKRU: 55555554
[   32.127706] Call Trace:
[   32.127759]  <TASK>
[   32.127814]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.127874]  notifier_call_chain (kernel/notifier.c:85)
[   32.127941]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   32.128026]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   32.128102]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   32.128166]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   32.128232]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   32.128309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.128370]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   32.128437]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   32.128513]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.128575]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.128642]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.128707]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.128773]  ___sys_sendmsg (net/socket.c:2752)
[   32.128837]  __sys_sendmsg (net/socket.c:2784)
[   32.128904]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.128966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.129043] RIP: 0033:0x7f035fad908e
[   32.129108] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.129258] RSP: 002b:00007ffd3067f850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.129348] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f035fad908e
[   32.129435] RDX: 0000000000000000 RSI: 00007ffd3067f900 RDI: 0000000000000005
[   32.129532] RBP: 00007ffd3067f860 R08: 0000000000000000 R09: 0000000000000000
[   32.129626] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e7
[   32.129716] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3067ffd0
| [   35.055124] ------------[ cut here ]------------
| [   35.055177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.055240] Modules linked in:
| [   35.055321] Tainted: [W]=WARN
[   35.055342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.055377] Workqueue: netns cleanup_net
[   35.055402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.055430] 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
[   35.055540] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.055569] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.055610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.055652] RBP: 0000000000000000 R08: ff15aec903216b90 R09: ff15aec903c5a030
[   35.055695] R10: ff15aec902ec6120 R11: fefefefefefefeff R12: 0000000000000000
[   35.055737] R13: 0000000000000011 R14: ff15aec902ec6000 R15: ff15aec9030f7400
[   35.055780] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.055821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.055855] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.055898] PKRU: 55555554
[   35.055918] Call Trace:
[   35.055933]  <TASK>
[   35.055949]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.055985]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.056008]  cleanup_net (net/core/net_namespace.c:702)
[   35.056030]  process_one_work (kernel/workqueue.c:3314)
[   35.056055]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.056078]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.056101]  kthread (kernel/kthread.c:436)
[   35.056125]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.056147]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.056171]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.056190]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.056340] ------------[ cut here ]------------
| [   35.056367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.056417] Modules linked in:
| [   35.056493] Tainted: [W]=WARN
[   35.056514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.056547] Workqueue: netns cleanup_net
[   35.056570] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.056598] 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
[   35.056692] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.056717] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.056757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.056800] RBP: 0000000000000000 R08: ff15aec901925dd0 R09: ff15aec903c5c030
[   35.056842] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   35.056878] R13: 0000000000000011 R14: ff15aec904e5b000 R15: ff15aec9030f7400
[   35.056919] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.056964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.057003] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.057048] PKRU: 55555554
[   35.057066] Call Trace:
[   35.057081]  <TASK>
[   35.057097]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.057123]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.057146]  cleanup_net (net/core/net_namespace.c:702)
[   35.057167]  process_one_work (kernel/workqueue.c:3314)
[   35.057187]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.057206]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.057226]  kthread (kernel/kthread.c:436)
[   35.057247]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.057271]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.057291]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.057312]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.057436] ------------[ cut here ]------------
| [   35.057500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.057572] Modules linked in:
| [   35.057649] Tainted: [W]=WARN
[   35.057670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.057703] Workqueue: netns cleanup_net
[   35.057725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.057751] 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
[   35.057840] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.057867] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.057908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.057958] RBP: 0000000000000000 R08: ff15aec903216c10 R09: ff15aec904e69034
[   35.058003] R10: ff15aec904e5d120 R11: fefefefefefefeff R12: 0000000000000000
[   35.058047] R13: 0000000000000011 R14: ff15aec904e5d000 R15: ff15aec9030f7400
[   35.058092] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.058132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.058166] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.058209] PKRU: 55555554
[   35.058227] Call Trace:
[   35.058241]  <TASK>
[   35.058255]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.058285]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.058305]  cleanup_net (net/core/net_namespace.c:702)
[   35.058327]  process_one_work (kernel/workqueue.c:3314)
[   35.058348]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.058367]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.058390]  kthread (kernel/kthread.c:436)
[   35.058410]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.058431]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.058453]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.058481]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.058634] ------------[ cut here ]------------
| [   35.058671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.058728] Modules linked in:
| [   35.058803] Tainted: [W]=WARN
[   35.058823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.058856] Workqueue: netns cleanup_net
[   35.058877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.058907] 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
[   35.059007] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.059036] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.059083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.059119] RBP: 0000000000000000 R08: ff15aec903ee8750 R09: ff15aec904c84830
[   35.059157] R10: ff15aec904e3d120 R11: fefefefefefefeff R12: 0000000000000000
[   35.059200] R13: 0000000000000011 R14: ff15aec904e3d000 R15: ff15aec9030f7400
[   35.059241] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.059280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.059311] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.059359] PKRU: 55555554
[   35.059374] Call Trace:
[   35.059390]  <TASK>
[   35.059402]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.059430]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.059452]  cleanup_net (net/core/net_namespace.c:702)
[   35.059480]  process_one_work (kernel/workqueue.c:3314)
[   35.059501]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.059521]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.059541]  kthread (kernel/kthread.c:436)
[   35.059562]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.059582]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.059603]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.059622]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.059773] ------------[ cut here ]------------
| [   35.059809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.059864] Modules linked in:
| [   35.059935] Tainted: [W]=WARN
[   35.059954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.059995] Workqueue: netns cleanup_net
[   35.060018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.060045] 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
[   35.060134] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.060160] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.060199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.060236] RBP: 0000000000000000 R08: ff15aec903dde7d0 R09: ff15aec902ed1030
[   35.060277] R10: ff15aec904e94120 R11: fefefefefefefeff R12: 0000000000000000
[   35.060316] R13: 0000000000000011 R14: ff15aec904e94000 R15: ff15aec9030f7400
[   35.060356] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.060400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.060437] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.060481] PKRU: 55555554
[   35.060496] Call Trace:
[   35.060512]  <TASK>
[   35.060528]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.060554]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.060574]  cleanup_net (net/core/net_namespace.c:702)
[   35.060595]  process_one_work (kernel/workqueue.c:3314)
[   35.060615]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.060639]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.060659]  kthread (kernel/kthread.c:436)
[   35.060681]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.060701]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.060726]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.060749]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.070498] ------------[ cut here ]------------
| [   35.070539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.070590] Modules linked in:
| [   35.070664] Tainted: [W]=WARN
[   35.070684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.070719] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.070748] 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
[   35.070836] RSP: 0018:ff264db200927cb8 EFLAGS: 00010286
[   35.070862] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.070900] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   35.070943] RBP: 0000000000000000 R08: ff15aec9019255d0 R09: ff15aec906e5b02c
[   35.070994] R10: ff15aec904e38120 R11: fefefefefefefeff R12: 0000000000000000
[   35.071032] R13: 0000000000000010 R14: ff15aec904e38000 R15: ff15aec903c06000
[   35.071072] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.071114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.071147] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.071186] PKRU: 55555554
[   35.071201] Call Trace:
[   35.071213]  <TASK>
[   35.071229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.071251]  register_netdevice (net/core/dev.c:11488)
[   35.071274]  register_netdev (net/core/dev.c:11552)
[   35.071297]  loopback_net_init (drivers/net/loopback.c:218)
[   35.071320]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   35.071353]  ops_init (net/core/net_namespace.c:137)
[   35.071379]  setup_net (net/core/net_namespace.c:446)
[   35.071400]  copy_net_ns (net/core/net_namespace.c:579)
[   35.071421]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.071447]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.071479]  ksys_unshare (kernel/fork.c:3243)
[   35.071505]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.071529]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.071552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.071579] RIP: 0033:0x7f034f4b5bcb
[   35.071600] 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
[   35.071687] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.071729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.071767] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.071812] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.071850] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.071889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.072012] ------------[ cut here ]------------
| [   35.072038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.072083] Modules linked in:
| [   35.072165] Tainted: [W]=WARN
[   35.072185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.072218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.072245] 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
[   35.072329] RSP: 0018:ff264db200927c10 EFLAGS: 00010286
[   35.072357] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.072397] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16500
[   35.072435] RBP: 0000000000000000 R08: ff15aec901976fd0 R09: ff15aec903c5a830
[   35.072484] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   35.072523] R13: 0000000000000010 R14: ff15aec906e5b000 R15: ff15aec903c16500
[   35.072565] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.072605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.072644] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.072680] PKRU: 55555554
[   35.072694] Call Trace:
[   35.072706]  <TASK>
[   35.072720]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.072745]  register_netdevice (net/core/dev.c:11488)
[   35.072765]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   35.072785]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   35.072807]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   35.072829]  ops_init (net/core/net_namespace.c:137)
[   35.072854]  setup_net (net/core/net_namespace.c:446)
[   35.072874]  copy_net_ns (net/core/net_namespace.c:579)
[   35.072895]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.072922]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.072947]  ksys_unshare (kernel/fork.c:3243)
[   35.072966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.072993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.073014]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.073038] RIP: 0033:0x7f034f4b5bcb
[   35.073059] 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
[   35.073149] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.073192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.073234] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.073271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.073311] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.073354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.073470] ------------[ cut here ]------------
| [   35.073498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.073545] Modules linked in:
| [   35.073618] Tainted: [W]=WARN
[   35.073640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.073669] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.073696] 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
[   35.073798] RSP: 0018:ff264db200927bf0 EFLAGS: 00010286
[   35.073821] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.073856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13b00
[   35.073900] RBP: 0000000000000000 R08: ff15aec901976cd0 R09: ff15aec902fb8030
[   35.073940] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   35.073983] R13: 0000000000000010 R14: ff15aec904c60000 R15: ff15aec903c13b00
[   35.074023] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.074062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.074094] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.074138] PKRU: 55555554
[   35.074151] Call Trace:
[   35.074167]  <TASK>
[   35.074178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.074202]  register_netdevice (net/core/dev.c:11488)
[   35.074222]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   35.074245]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   35.074265]  vti_init_net (net/ipv4/ip_vti.c:517)
[   35.074286]  ops_init (net/core/net_namespace.c:137)
[   35.074306]  setup_net (net/core/net_namespace.c:446)
[   35.074329]  copy_net_ns (net/core/net_namespace.c:579)
[   35.074352]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.074379]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.074407]  ksys_unshare (kernel/fork.c:3243)
[   35.074430]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.074454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.074486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.074516] RIP: 0033:0x7f034f4b5bcb
[   35.074538] 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
[   35.074636] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.074677] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.074722] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.074765] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.074810] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.074849] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.074981] ------------[ cut here ]------------
| [   35.075009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.075051] Modules linked in:
| [   35.075130] Tainted: [W]=WARN
[   35.075151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.075189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.075217] 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
[   35.075308] RSP: 0018:ff264db200927ca8 EFLAGS: 00010286
[   35.075338] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.075382] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c16000
[   35.075422] RBP: 0000000000000000 R08: ff15aec903d92610 R09: ff15aec904e77034
[   35.075463] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   35.075510] R13: 0000000000000010 R14: ff15aec904c73000 R15: ff15aec903c16000
[   35.075556] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.075602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.075641] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.075685] PKRU: 55555554
[   35.075700] Call Trace:
[   35.075714]  <TASK>
[   35.075728]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.075749]  register_netdevice (net/core/dev.c:11488)
[   35.075770]  register_netdev (net/core/dev.c:11552)
[   35.075790]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   35.075817]  ops_init (net/core/net_namespace.c:137)
[   35.075838]  setup_net (net/core/net_namespace.c:446)
[   35.075862]  copy_net_ns (net/core/net_namespace.c:579)
[   35.075884]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.075913]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.075945]  ksys_unshare (kernel/fork.c:3243)
[   35.075966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.075988]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.076009]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.076036] RIP: 0033:0x7f034f4b5bcb
[   35.076057] 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
[   35.076151] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.076189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.076232] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.076273] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.076313] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.076355] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.076482] ------------[ cut here ]------------
| [   35.076515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.076557] Modules linked in:
| [   35.076637] Tainted: [W]=WARN
[   35.076664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.076705] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.076734] 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
[   35.076834] RSP: 0018:ff264db200927ca0 EFLAGS: 00010286
[   35.076864] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.076905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8e00
[   35.076949] RBP: 0000000000000000 R08: ff15aec903ee8ad0 R09: ff15aec903c62030
[   35.077000] R10: ff15aec904e77120 R11: fefefefefefefeff R12: 0000000000000000
[   35.077043] R13: 0000000000000010 R14: ff15aec904e77000 R15: ff15aec9030f8e00
[   35.077089] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.077134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.077169] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.077210] PKRU: 55555554
[   35.077224] Call Trace:
[   35.077239]  <TASK>
[   35.077254]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.077276]  register_netdevice (net/core/dev.c:11488)
[   35.077299]  register_netdev (net/core/dev.c:11552)
[   35.077323]  sit_init_net (net/ipv6/sit.c:1860)
[   35.077347]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   35.077371]  ops_init (net/core/net_namespace.c:137)
[   35.077394]  setup_net (net/core/net_namespace.c:446)
[   35.077412]  copy_net_ns (net/core/net_namespace.c:579)
[   35.077432]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.077462]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.077497]  ksys_unshare (kernel/fork.c:3243)
[   35.077519]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.077542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.077563]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.077590] RIP: 0033:0x7f034f4b5bcb
[   35.077612] 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
[   35.077702] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.077751] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.077796] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.077836] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.077876] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.077913] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.078021] ------------[ cut here ]------------
| [   35.078056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.078118] Modules linked in:
| [   35.078195] Tainted: [W]=WARN
[   35.078213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.078246] Workqueue: netns cleanup_net
[   35.078272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.078299] 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
[   35.078395] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   35.078421] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   35.078459] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.078505] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec904e94030
[   35.078549] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   35.078591] R13: 0000000000000010 R14: ff15aec90201d000 R15: ff15aec9030f7400
[   35.078632] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.078674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.078710] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.078753] PKRU: 55555554
[   35.078767] Call Trace:
[   35.078782]  <TASK>
[   35.078798]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.078818]  netif_close_many (net/core/dev.c:1804)
[   35.078841]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.078872]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.078901]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.078934]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.078955]  cleanup_net (net/core/net_namespace.c:702)
[   35.078981]  process_one_work (kernel/workqueue.c:3314)
[   35.079006]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.079027]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.079046]  kthread (kernel/kthread.c:436)
[   35.079066]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.079088]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.079110]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.079132]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.079218] ------------[ cut here ]------------
| [   35.079245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.079294] Modules linked in:
| [   35.079376] Tainted: [W]=WARN
[   35.079401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.079439] Workqueue: netns cleanup_net
[   35.079462] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.079495] 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
[   35.079592] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   35.079618] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   35.079658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.079697] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904e94030
[   35.079737] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   35.079777] R13: 0000000000000010 R14: ff15aec90201f000 R15: ff15aec9030f7400
[   35.079818] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.079864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.079896] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.079934] PKRU: 55555554
[   35.079947] Call Trace:
[   35.079962]  <TASK>
[   35.079980]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.080002]  netif_close_many (net/core/dev.c:1804)
[   35.080022]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.080050]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.080075]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.080104]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.080126]  cleanup_net (net/core/net_namespace.c:702)
[   35.080144]  process_one_work (kernel/workqueue.c:3314)
[   35.080163]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.080182]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.080202]  kthread (kernel/kthread.c:436)
[   35.080222]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.080246]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.080267]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.080287]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.080419] ------------[ cut here ]------------
| [   35.080447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.080509] Modules linked in:
| [   35.080581] Tainted: [W]=WARN
[   35.080601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.080643] Workqueue: netns cleanup_net
[   35.080665] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.080691] 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
[   35.080783] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   35.080812] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.080852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.080890] RBP: 0000000000000000 R08: ff15aec903dbd010 R09: ff15aec904e63030
[   35.080930] R10: ff15aec90201d120 R11: fefefefefefefeff R12: 0000000000000000
[   35.080977] R13: 0000000000000011 R14: ff15aec90201d000 R15: ff15aec9030f7400
[   35.081021] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.081062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.081095] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.081148] PKRU: 55555554
[   35.081160] Call Trace:
[   35.081174]  <TASK>
[   35.081186]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.081215]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.081243]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.081263]  cleanup_net (net/core/net_namespace.c:702)
[   35.081282]  process_one_work (kernel/workqueue.c:3314)
[   35.081305]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.081326]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.081346]  kthread (kernel/kthread.c:436)
[   35.081366]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.081385]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.081404]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.081427]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.081538] ------------[ cut here ]------------
| [   35.081564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.081614] Modules linked in:
| [   35.081693] Tainted: [W]=WARN
[   35.081712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.081747] Workqueue: netns cleanup_net
[   35.081772] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.081805] 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
[   35.081902] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   35.081929] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.081966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.082009] RBP: 0000000000000000 R08: ff15aec90195ba10 R09: ff15aec904e29030
[   35.082046] R10: ff15aec90201f120 R11: fefefefefefefeff R12: 0000000000000000
[   35.082086] R13: 0000000000000011 R14: ff15aec90201f000 R15: ff15aec9030f7400
[   35.082128] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.082168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.082200] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.082242] PKRU: 55555554
[   35.082254] Call Trace:
[   35.082265]  <TASK>
[   35.082280]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.082306]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.082334]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.082354]  cleanup_net (net/core/net_namespace.c:702)
[   35.082374]  process_one_work (kernel/workqueue.c:3314)
[   35.082395]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.082416]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.082435]  kthread (kernel/kthread.c:436)
[   35.082463]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.082490]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.082510]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.082529]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.082635] ------------[ cut here ]------------
| [   35.082661] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.082712] Modules linked in:
| [   35.082790] Tainted: [W]=WARN
[   35.082817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.082854] Workqueue: netns cleanup_net
[   35.082877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.082904] 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
[   35.083008] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   35.083038] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.083080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.083118] RBP: 0000000000000000 R08: ff15aec90193e3d0 R09: ff15aec90319582c
[   35.083161] R10: ff15aec904c72120 R11: fefefefefefefeff R12: 0000000000000000
[   35.083192] R13: 0000000000000011 R14: ff15aec904c72000 R15: ff15aec9030f7400
[   35.083233] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.083273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.083305] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.083345] PKRU: 55555554
[   35.083358] Call Trace:
[   35.083373]  <TASK>
[   35.083388]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.083415]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.083442]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.083462]  cleanup_net (net/core/net_namespace.c:702)
[   35.083486]  process_one_work (kernel/workqueue.c:3314)
[   35.083509]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.083530]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.083552]  kthread (kernel/kthread.c:436)
[   35.083573]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.083594]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.083615]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.083634]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.083782] ------------[ cut here ]------------
| [   35.083820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/431
| [   35.083867] Modules linked in:
| [   35.083943] Tainted: [W]=WARN
[   35.083965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.084004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.084030] 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
[   35.084120] RSP: 0018:ff264db200927ca8 EFLAGS: 00010286
[   35.084151] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.084188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9033fb700
[   35.084228] RBP: 0000000000000000 R08: ff15aec90195bd90 R09: ff15aec904c62030
[   35.084268] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[   35.084304] R13: 0000000000000010 R14: ff15aec903c62000 R15: ff15aec9033fb700
[   35.084350] FS:  00007f034f1f3840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.084391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.084422] CR2: 00007f034f3fa430 CR3: 0000000001904005 CR4: 0000000000771ef0
[   35.084461] PKRU: 55555554
[   35.084486] Call Trace:
[   35.084498]  <TASK>
[   35.084511]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.084535]  register_netdevice (net/core/dev.c:11488)
[   35.084562]  register_netdev (net/core/dev.c:11552)
[   35.084584]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   35.084610]  ops_init (net/core/net_namespace.c:137)
[   35.084635]  setup_net (net/core/net_namespace.c:446)
[   35.084657]  copy_net_ns (net/core/net_namespace.c:579)
[   35.084679]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.084709]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.084737]  ksys_unshare (kernel/fork.c:3243)
[   35.084759]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.084779]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.084802]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.084830] RIP: 0033:0x7f034f4b5bcb
[   35.084852] 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
[   35.084946] RSP: 002b:00007ffd6981d608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.084992] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f034f4b5bcb
[   35.085037] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.085078] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.085117] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6981f830
[   35.085164] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd698208af
| [   35.088919] ------------[ cut here ]------------
| [   35.088965] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.089029] Modules linked in:
| [   35.089115] Tainted: [W]=WARN
[   35.089137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.089173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.089202] 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
[   35.089302] RSP: 0018:ff264db2007bfcb8 EFLAGS: 00010286
[   35.089333] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.089378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14a00
[   35.089422] RBP: 0000000000000000 R08: ff15aec90193e5d0 R09: ff15aec903fe102c
[   35.089463] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   35.089512] R13: 0000000000000010 R14: ff15aec904e5b000 R15: ff15aec903c14a00
[   35.089556] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.089603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.089639] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.089688] PKRU: 55555554
[   35.089703] Call Trace:
[   35.089719]  <TASK>
[   35.089738]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.089760]  register_netdevice (net/core/dev.c:11488)
[   35.089787]  register_netdev (net/core/dev.c:11552)
[   35.089808]  loopback_net_init (drivers/net/loopback.c:218)
[   35.089834]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[   35.089864]  ops_init (net/core/net_namespace.c:137)
[   35.089888]  setup_net (net/core/net_namespace.c:446)
[   35.089912]  copy_net_ns (net/core/net_namespace.c:579)
[   35.089936]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.089973]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.090004]  ksys_unshare (kernel/fork.c:3243)
[   35.090027]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.090049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.090072]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.090104] RIP: 0033:0x7ffa38469bcb
[   35.090127] 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
[   35.090233] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.090275] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.090321] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.090363] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.090408] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.090454] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.090593] ------------[ cut here ]------------
| [   35.090628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.090679] Modules linked in:
| [   35.090764] Tainted: [W]=WARN
[   35.090787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.090825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.090855] 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
[   35.090963] RSP: 0018:ff264db2007bfc10 EFLAGS: 00010286
[   35.090996] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.091040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8100
[   35.091080] RBP: 0000000000000000 R08: ff15aec903d5a490 R09: ff15aec904e48830
[   35.091130] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   35.091179] R13: 0000000000000010 R14: ff15aec903fe1000 R15: ff15aec9030f8100
[   35.091225] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.091271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.091306] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.091352] PKRU: 55555554
[   35.091369] Call Trace:
[   35.091385]  <TASK>
[   35.091399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.091422]  register_netdevice (net/core/dev.c:11488)
[   35.091448]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   35.091477]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   35.091503]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[   35.091532]  ops_init (net/core/net_namespace.c:137)
[   35.091553]  setup_net (net/core/net_namespace.c:446)
[   35.091575]  copy_net_ns (net/core/net_namespace.c:579)
[   35.091603]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.091633]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.091663]  ksys_unshare (kernel/fork.c:3243)
[   35.091684]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.091708]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.091731]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.091760] RIP: 0033:0x7ffa38469bcb
[   35.091782] 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
[   35.091879] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.091926] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.091967] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.092011] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.092055] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.092098] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.092241] ------------[ cut here ]------------
| [   35.092270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.092324] Modules linked in:
| [   35.092409] Tainted: [W]=WARN
[   35.092431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.092471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.092500] 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
[   35.092602] RSP: 0018:ff264db2007bfbf0 EFLAGS: 00010286
[   35.092635] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.092681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f8500
[   35.092728] RBP: 0000000000000000 R08: ff15aec903dfa8d0 R09: ff15aec904e28030
[   35.092775] R10: ff15aec903fe7120 R11: fefefefefefefeff R12: 0000000000000000
[   35.092821] R13: 0000000000000010 R14: ff15aec903fe7000 R15: ff15aec9030f8500
[   35.092869] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.092916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.092953] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.093009] PKRU: 55555554
[   35.093025] Call Trace:
[   35.093039]  <TASK>
[   35.093056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.093079]  register_netdevice (net/core/dev.c:11488)
[   35.093100]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   35.093123]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   35.093145]  vti_init_net (net/ipv4/ip_vti.c:517)
[   35.093164]  ops_init (net/core/net_namespace.c:137)
[   35.093191]  setup_net (net/core/net_namespace.c:446)
[   35.093216]  copy_net_ns (net/core/net_namespace.c:579)
[   35.093239]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.093268]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.093298]  ksys_unshare (kernel/fork.c:3243)
[   35.093320]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.093344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.093366]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.093395] RIP: 0033:0x7ffa38469bcb
[   35.093416] 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
[   35.093526] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.093572] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.093616] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.093660] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.093707] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.093751] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.093904] ------------[ cut here ]------------
| [   35.093932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.093988] Modules linked in:
| [   35.094069] Tainted: [W]=WARN
[   35.094092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.094129] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.094160] 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
[   35.094259] RSP: 0018:ff264db2007bfca8 EFLAGS: 00010286
[   35.094289] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.094333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01a00
[   35.094376] RBP: 0000000000000000 R08: ff15aec903e1e650 R09: ff15aec903c61034
[   35.094421] R10: ff15aec904c92120 R11: fefefefefefefeff R12: 0000000000000000
[   35.094464] R13: 0000000000000010 R14: ff15aec904c92000 R15: ff15aec903c01a00
[   35.094519] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.094562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.094602] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.094650] PKRU: 55555554
[   35.094664] Call Trace:
[   35.094678]  <TASK>
[   35.094692]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.094716]  register_netdevice (net/core/dev.c:11488)
[   35.094738]  register_netdev (net/core/dev.c:11552)
[   35.094759]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   35.094784]  ops_init (net/core/net_namespace.c:137)
[   35.094808]  setup_net (net/core/net_namespace.c:446)
[   35.094829]  copy_net_ns (net/core/net_namespace.c:579)
[   35.094849]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.094878]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.094908]  ksys_unshare (kernel/fork.c:3243)
[   35.094929]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.094951]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.094974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.095003] RIP: 0033:0x7ffa38469bcb
[   35.095024] 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
[   35.095124] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.095169] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.095215] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.095257] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.095305] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.095350] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.095504] ------------[ cut here ]------------
| [   35.095533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.095590] Modules linked in:
| [   35.095672] Tainted: [W]=WARN
[   35.095694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.095732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.095762] 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
[   35.095862] RSP: 0018:ff264db2007bfca0 EFLAGS: 00010286
[   35.095892] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.095934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17300
[   35.095983] RBP: 0000000000000000 R08: ff15aec903d35cd0 R09: ff15aec902fc0030
[   35.096027] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[   35.096068] R13: 0000000000000010 R14: ff15aec903c61000 R15: ff15aec903c17300
[   35.096115] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.096162] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.096198] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.096247] PKRU: 55555554
[   35.096261] Call Trace:
[   35.096275]  <TASK>
[   35.096291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.096316]  register_netdevice (net/core/dev.c:11488)
[   35.096338]  register_netdev (net/core/dev.c:11552)
[   35.096361]  sit_init_net (net/ipv6/sit.c:1860)
[   35.096383]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[   35.096406]  ops_init (net/core/net_namespace.c:137)
[   35.096429]  setup_net (net/core/net_namespace.c:446)
[   35.096453]  copy_net_ns (net/core/net_namespace.c:579)
[   35.096479]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.096509]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.096538]  ksys_unshare (kernel/fork.c:3243)
[   35.096562]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.096583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.096605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.096634] RIP: 0033:0x7ffa38469bcb
[   35.096657] 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
[   35.096758] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.096798] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.096840] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.096882] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.096924] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.096966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.097116] ------------[ cut here ]------------
| [   35.097144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/432
| [   35.097195] Modules linked in:
| [   35.097275] Tainted: [W]=WARN
[   35.097296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.097337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.097372] 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
[   35.097492] RSP: 0018:ff264db2007bfca8 EFLAGS: 00010286
[   35.097524] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.097571] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c17600
[   35.097614] RBP: 0000000000000000 R08: ff15aec901937450 R09: ff15aec904c94030
[   35.097657] R10: ff15aec902fc0120 R11: fefefefefefefeff R12: 0000000000000000
[   35.097697] R13: 0000000000000010 R14: ff15aec902fc0000 R15: ff15aec903c17600
[   35.097743] FS:  00007ffa381a7840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.097786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.097822] CR2: 00007ffa383b17d0 CR3: 0000000003d2d002 CR4: 0000000000771ef0
[   35.097867] PKRU: 55555554
[   35.097880] Call Trace:
[   35.097896]  <TASK>
[   35.097911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.097933]  register_netdevice (net/core/dev.c:11488)
[   35.097955]  register_netdev (net/core/dev.c:11552)
[   35.097984]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   35.098007]  ops_init (net/core/net_namespace.c:137)
[   35.098030]  setup_net (net/core/net_namespace.c:446)
[   35.098053]  copy_net_ns (net/core/net_namespace.c:579)
[   35.098077]  create_new_namespaces (kernel/nsproxy.c:132)
[   35.098107]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   35.098137]  ksys_unshare (kernel/fork.c:3243)
[   35.098163]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   35.098185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.098207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.098235] RIP: 0033:0x7ffa38469bcb
[   35.098257] 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
[   35.098354] RSP: 002b:00007fff1cffbfc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   35.098397] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffa38469bcb
[   35.098443] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   35.098491] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   35.098535] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1cffe1f0
[   35.098579] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1cfff8af
| [   35.109953] ------------[ cut here ]------------
| [   35.109999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/435
| [   35.110051] Modules linked in:
| [   35.110130] Tainted: [W]=WARN
[   35.110151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.110186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.110217] 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
[   35.110307] RSP: 0018:ff264db2009475f0 EFLAGS: 00010286
[   35.110335] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.110374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f6500
[   35.110413] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec904c72030
[   35.110453] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   35.110501] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec9030f6500
[   35.110546] FS:  00007efe1ded2840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.110593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.110633] CR2: 000000000042ebe0 CR3: 0000000007d34005 CR4: 0000000000771ef0
[   35.110676] PKRU: 55555554
[   35.110692] Call Trace:
[   35.110705]  <TASK>
[   35.110721]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.110745]  __dev_notify_flags (net/core/dev.c:9787)
[   35.110769]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.110792]  veth_newlink (drivers/net/veth.c:1871)
[   35.110849]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   35.110876]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.110906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.110929]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   35.110965]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   35.110999]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.111025]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.111052]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.111075]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.111099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.111120]  ___sys_sendmsg (net/socket.c:2752)
[   35.111145]  __sys_sendmsg (net/socket.c:2784)
[   35.111172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.111194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.111223] RIP: 0033:0x7efe1e10c08e
[   35.111248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.111352] RSP: 002b:00007ffc691ccbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.111398] RAX: ffffffffffffffda RBX: 00007ffc691cd3a8 RCX: 00007efe1e10c08e
[   35.111440] RDX: 0000000000000000 RSI: 00007ffc691ccca0 RDI: 0000000000000005
[   35.111488] RBP: 00007ffc691ccc00 R08: 0000000000000000 R09: 0000000000000000
[   35.111530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e9
[   35.111569] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc691cd360
| [   35.111740] ------------[ cut here ]------------
| [   35.111768] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/435
| [   35.111824] Modules linked in:
| [   35.111912] Tainted: [W]=WARN
[   35.111937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.111974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.112004] 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
[   35.112098] RSP: 0018:ff264db200947870 EFLAGS: 00010286
[   35.112126] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.112167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   35.112212] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec90201d030
[   35.112257] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   35.112295] R13: 0000000000000010 R14: ff15aec904c62000 R15: ff15aec903c06000
[   35.112338] FS:  00007efe1ded2840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.112384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.112412] CR2: 000000000042ebe0 CR3: 0000000007d34005 CR4: 0000000000771ef0
[   35.112454] PKRU: 55555554
[   35.112472] Call Trace:
[   35.112485]  <TASK>
[   35.112498]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.112521]  __dev_notify_flags (net/core/dev.c:9787)
[   35.112544]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.112566]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[   35.112587]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.112613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.112633]  ? __fuse_simple_request (fs/fuse/dev.c:705)
[   35.112663]  ? fuse_readlink_folio (fs/fuse/fuse_i.h:1262 fs/fuse/dir.c:1838)
[   35.112692]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.112721]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.112743]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.112766]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.112788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.112809]  ___sys_sendmsg (net/socket.c:2752)
[   35.112830]  __sys_sendmsg (net/socket.c:2784)
[   35.112853]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.112873]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.112903] RIP: 0033:0x7efe1e10c08e
[   35.112922] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.113019] RSP: 002b:00007ffc691ccbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.113062] RAX: ffffffffffffffda RBX: 00007ffc691cd3a8 RCX: 00007efe1e10c08e
[   35.113105] RDX: 0000000000000000 RSI: 00007ffc691ccca0 RDI: 0000000000000005
[   35.113143] RBP: 00007ffc691ccc00 R08: 0000000000000000 R09: 0000000000000000
[   35.113182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e9
[   35.113224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc691cd360
| [   35.114113] ------------[ cut here ]------------
| [   35.114156] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.114216] Modules linked in:
| [   35.114305] Tainted: [W]=WARN
[   35.114327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.114358] Workqueue: netns cleanup_net
[   35.114379] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.114407] 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
[   35.114506] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.114535] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.114574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.114613] RBP: 0000000000000000 R08: ff15aec901963150 R09: ff15aec904e4b030
[   35.114653] R10: ff15aec904e7f120 R11: fefefefefefefeff R12: 0000000000000000
[   35.114695] R13: 0000000000000011 R14: ff15aec904e7f000 R15: ff15aec9030f7400
[   35.114741] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.114791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.114819] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.114858] PKRU: 55555554
[   35.114870] Call Trace:
[   35.114884]  <TASK>
[   35.114900]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.114928]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.114949]  cleanup_net (net/core/net_namespace.c:702)
[   35.114977]  process_one_work (kernel/workqueue.c:3314)
[   35.114998]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.115018]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.115041]  kthread (kernel/kthread.c:436)
[   35.115065]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.115086]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.115108]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.115129]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.115286] ------------[ cut here ]------------
| [   35.115325] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.115388] Modules linked in:
| [   35.115480] Tainted: [W]=WARN
[   35.115499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.115534] Workqueue: netns cleanup_net
[   35.115553] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.115581] 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
[   35.115680] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.115706] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.115748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.115792] RBP: 0000000000000000 R08: ff15aec903dbd250 R09: ff15aec904e4a030
[   35.115836] R10: ff15aec903c60120 R11: fefefefefefefeff R12: 0000000000000000
[   35.115874] R13: 0000000000000011 R14: ff15aec903c60000 R15: ff15aec9030f7400
[   35.115918] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.115962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.116002] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.116040] PKRU: 55555554
[   35.116053] Call Trace:
[   35.116066]  <TASK>
[   35.116080]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.116104]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.116124]  cleanup_net (net/core/net_namespace.c:702)
[   35.116148]  process_one_work (kernel/workqueue.c:3314)
[   35.116171]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.116192]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.116212]  kthread (kernel/kthread.c:436)
[   35.116234]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.116255]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.116278]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.116299]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.116452] ------------[ cut here ]------------
| [   35.116496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.116556] Modules linked in:
| [   35.116635] Tainted: [W]=WARN
[   35.116657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.116689] Workqueue: netns cleanup_net
[   35.116712] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.116742] 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
[   35.116844] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.116871] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.116917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.116950] RBP: 0000000000000000 R08: ff15aec9019374d0 R09: ff15aec904e2e834
[   35.117003] R10: ff15aec904e72120 R11: fefefefefefefeff R12: 0000000000000000
[   35.117044] R13: 0000000000000011 R14: ff15aec904e72000 R15: ff15aec9030f7400
[   35.117086] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.117129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.117165] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.117206] PKRU: 55555554
[   35.117220] Call Trace:
[   35.117232]  <TASK>
[   35.117247]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.117273]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.117296]  cleanup_net (net/core/net_namespace.c:702)
[   35.117316]  process_one_work (kernel/workqueue.c:3314)
[   35.117337]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.117358]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.117376]  kthread (kernel/kthread.c:436)
[   35.117394]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.117414]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.117434]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.117453]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.117605] ------------[ cut here ]------------
| [   35.117665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.117726] Modules linked in:
| [   35.117808] Tainted: [W]=WARN
[   35.117829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.117862] Workqueue: netns cleanup_net
[   35.117882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.117911] 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
[   35.118013] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.118041] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.118083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.118116] RBP: 0000000000000000 R08: ff15aec903dd5c50 R09: ff15aec904f52830
[   35.118156] R10: ff15aec904c93120 R11: fefefefefefefeff R12: 0000000000000000
[   35.118201] R13: 0000000000000011 R14: ff15aec904c93000 R15: ff15aec9030f7400
[   35.118247] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.118286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.118320] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.118358] PKRU: 55555554
[   35.118374] Call Trace:
[   35.118387]  <TASK>
[   35.118402]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.118432]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.118453]  cleanup_net (net/core/net_namespace.c:702)
[   35.118478]  process_one_work (kernel/workqueue.c:3314)
[   35.118501]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.118524]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.118544]  kthread (kernel/kthread.c:436)
[   35.118569]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.118588]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.118609]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.118633]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.118774] ------------[ cut here ]------------
| [   35.118810] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.118867] Modules linked in:
| [   35.118944] Tainted: [W]=WARN
[   35.118966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.119010] Workqueue: netns cleanup_net
[   35.119034] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.119066] 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
[   35.119165] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   35.119194] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.119231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.119272] RBP: 0000000000000000 R08: ff15aec903e1ed10 R09: ff15aec90333a030
[   35.119311] R10: ff15aec903fe6120 R11: fefefefefefefeff R12: 0000000000000000
[   35.119350] R13: 0000000000000011 R14: ff15aec903fe6000 R15: ff15aec9030f7400
[   35.119394] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.119439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.119479] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.119522] PKRU: 55555554
[   35.119534] Call Trace:
[   35.119549]  <TASK>
[   35.119563]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.119594]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   35.119616]  cleanup_net (net/core/net_namespace.c:702)
[   35.119642]  process_one_work (kernel/workqueue.c:3314)
[   35.119663]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.119685]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.119707]  kthread (kernel/kthread.c:436)
[   35.119729]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.119749]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.119773]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.119797]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.122125] ------------[ cut here ]------------
| [   35.122190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/436
| [   35.122250] Modules linked in:
| [   35.122339] Tainted: [W]=WARN
[   35.122362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.122396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.122426] 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
[   35.122535] RSP: 0018:ff264db20094f720 EFLAGS: 00010286
[   35.122566] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   35.122607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02100
[   35.122648] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec904c94030
[   35.122697] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   35.122737] R13: 0000000000000010 R14: ff15aec904c62000 R15: ff15aec903c02100
[   35.122785] FS:  00007f33c251b840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.122833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.122868] CR2: 000000002628c988 CR3: 0000000004d3b001 CR4: 0000000000771ef0
[   35.122911] PKRU: 55555554
[   35.122923] Call Trace:
[   35.122938]  <TASK>
[   35.122951]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.122981]  __dev_notify_flags (net/core/dev.c:9787)
[   35.123006]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   35.123028]  netif_change_flags (net/core/dev.c:9820)
[   35.123054]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.123078]  ? __nla_validate_parse (lib/nlattr.c:620)
[   35.123111]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   35.123145]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   35.123168]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.123197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.123219]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   35.123245]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.123276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.123299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.123324]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.123348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.123382]  ___sys_sendmsg (net/socket.c:2752)
[   35.123406]  __sys_sendmsg (net/socket.c:2784)
[   35.123428]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.123452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.123484] RIP: 0033:0x7f33c275508e
[   35.123519] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.123627] RSP: 002b:00007ffe48e8f3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.123672] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f33c275508e
[   35.123716] RDX: 0000000000000000 RSI: 00007ffe48e8f460 RDI: 0000000000000005
[   35.123761] RBP: 00007ffe48e8f3c0 R08: 0000000000000000 R09: 0000000000000000
[   35.123806] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e9
[   35.123848] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe48e8fb30
| [   35.126099] ------------[ cut here ]------------
| [   35.126139] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   35.126202] Modules linked in:
| [   35.126281] Tainted: [W]=WARN
[   35.126305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.126339] Workqueue: netns cleanup_net
[   35.126364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.126394] 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
[   35.126552] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   35.126584] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   35.126623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   35.126664] RBP: 0000000000000000 R08: ff15aec90194ec50 R09: ff15aec907d6702c
[   35.126703] R10: ff15aec904e71120 R11: fefefefefefefeff R12: 0000000000000000
[   35.126742] R13: 0000000000000011 R14: ff15aec904e71000 R15: ff15aec9030f7400
[   35.126785] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   35.126826] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.126862] CR2: 000055a4f391a058 CR3: 000000001e047006 CR4: 0000000000771ef0
[   35.126900] PKRU: 55555554
[   35.126916] Call Trace:
[   35.126930]  <TASK>
[   35.126946]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.126984]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   35.127013]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   35.127037]  cleanup_net (net/core/net_namespace.c:702)
[   35.127058]  process_one_work (kernel/workqueue.c:3314)
[   35.127084]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.127105]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.127128]  kthread (kernel/kthread.c:436)
[   35.127151]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.127173]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.127195]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.127216]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.128218] ------------[ cut here ]------------
| [   35.128271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/437
| [   35.128329] Modules linked in:
| [   35.128412] Tainted: [W]=WARN
[   35.128433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.128472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.128507] 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
[   35.128601] RSP: 0018:ff264db200957720 EFLAGS: 00010286
[   35.128631] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   35.128674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c06000
[   35.128720] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec90201d030
[   35.128762] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   35.128803] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec903c06000
[   35.128843] FS:  00007f2dc62dd840(0000) GS:ff15aec9a9c48000(0000) knlGS:0000000000000000
[   35.128883] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.128917] CR2: 000000000cf8b988 CR3: 0000000001db3001 CR4: 0000000000771ef0
[   35.128955] PKRU: 55555554
[   35.128974] Call Trace:
[   35.128989]  <TASK>
[   35.129005]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.129031]  __dev_notify_flags (net/core/dev.c:9787)
[   35.129053]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[   35.129077]  netif_change_flags (net/core/dev.c:9820)
[   35.129099]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.129123]  ? __nla_validate_parse (lib/nlattr.c:620)
[   35.129153]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   35.129178]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   35.129201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.129230]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.129251]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   35.129271]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.129300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.129323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.129346]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.129368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.129387]  ___sys_sendmsg (net/socket.c:2752)
[   35.129408]  __sys_sendmsg (net/socket.c:2784)
[   35.129430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.129450]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.129484] RIP: 0033:0x7f2dc651708e
[   35.129503] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.129597] RSP: 002b:00007ffcb4e3c010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.129639] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2dc651708e
[   35.129680] RDX: 0000000000000000 RSI: 00007ffcb4e3c0c0 RDI: 0000000000000005
[   35.129721] RBP: 00007ffcb4e3c020 R08: 0000000000000000 R09: 0000000000000000
[   35.129760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e9
[   35.129798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb4e3c790
| [   35.129955] ------------[ cut here ]------------
| [   35.130047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [   35.130139] Modules linked in:
| [   35.130285] Tainted: [W]=WARN
[   35.130340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.130408] Workqueue: events_unbound linkwatch_event
[   35.130505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.130574] 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
[   35.130707] RSP: 0018:ff264db20014bd50 EFLAGS: 00010286
[   35.130769] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   35.130846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c02600
[   35.130921] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec904c64030
[   35.131002] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   35.131077] R13: 0000000000000010 R14: ff15aec904c62000 R15: ff15aec903c02600
[   35.131155] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   35.131231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.131313] CR2: 0000556705b5fd5c CR3: 00000000018b9002 CR4: 0000000000771ef0
[   35.131390] PKRU: 55555554
[   35.131460] Call Trace:
[   35.131513]  <TASK>
[   35.131562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.131618]  netif_state_change (net/core/dev.c:1605)
[   35.131675]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.131731]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.131793]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.131850]  process_one_work (kernel/workqueue.c:3314)
[   35.131906]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.131963]  ? rescuer_thread (kernel/workqueue.c:3672)
[   35.132029]  kthread (kernel/kthread.c:436)
[   35.132085]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.132141]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.132197]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   35.132252]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.135594] ------------[ cut here ]------------
| [   35.135641] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/438
| [   35.135698] Modules linked in:
| [   35.135850] Tainted: [W]=WARN
[   35.135885] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.135933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.135959] 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
[   35.136086] RSP: 0018:ff264db20095f708 EFLAGS: 00010286
[   35.136124] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   35.136174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c01700
[   35.136229] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec904c94030
[   35.136289] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   35.136349] R13: 0000000000000010 R14: ff15aec904c62000 R15: ff15aec903c01700
[   35.136405] FS:  00007f71939b0840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.136463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.136513] CR2: 00007f7193c801a0 CR3: 0000000007b1b004 CR4: 0000000000771ef0
[   35.136583] PKRU: 55555554
[   35.136605] Call Trace:
[   35.136619]  <TASK>
[   35.136645]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.136666]  notifier_call_chain (kernel/notifier.c:85)
[   35.136697]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   35.136730]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   35.136753]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   35.136787]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   35.136807]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.136845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.136869]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   35.136899]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.136927]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.136957]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.136987]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.137018]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.137039]  ___sys_sendmsg (net/socket.c:2752)
[   35.137070]  __sys_sendmsg (net/socket.c:2784)
[   35.137105]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.137128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.137165] RIP: 0033:0x7f7193bea08e
[   35.137186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.137296] RSP: 002b:00007ffcb684f070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.137339] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7193bea08e
[   35.137387] RDX: 0000000000000000 RSI: 00007ffcb684f120 RDI: 0000000000000005
[   35.137438] RBP: 00007ffcb684f080 R08: 0000000000000000 R09: 0000000000000000
[   35.137498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ea
[   35.137553] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb684f7f0
| [   35.140860] ------------[ cut here ]------------
| [   35.140902] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/439
| [   35.140960] Modules linked in:
| [   35.141058] Tainted: [W]=WARN
[   35.141083] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.141115] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.141150] 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
[   35.141270] RSP: 0018:ff264db2009676d0 EFLAGS: 00010286
[   35.141305] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   35.141353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c13700
[   35.141398] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec904c94030
[   35.141444] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   35.141494] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec903c13700
[   35.141548] FS:  00007f338b54d840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.141597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.141635] CR2: 00000000004ebb20 CR3: 0000000004d35006 CR4: 0000000000771ef0
[   35.141681] PKRU: 55555554
[   35.141697] Call Trace:
[   35.141713]  <TASK>
[   35.141727]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   35.141752]  netif_state_change (net/core/dev.c:1605)
[   35.141776]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.141798]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   35.141818]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   35.141845]  ? rtnl_fill_ifinfo.isra.0 (net/core/rtnetlink.c:2236)
[   35.141870]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.141895]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[   35.141930]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.141968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.142001]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.142027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.142054]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.142088]  ___sys_sendmsg (net/socket.c:2752)
[   35.142111]  __sys_sendmsg (net/socket.c:2784)
[   35.142135]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.142161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.142191] RIP: 0033:0x7f338b78708e
[   35.142214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.142325] RSP: 002b:00007fff2faa4380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.142372] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f338b78708e
[   35.142417] RDX: 0000000000000000 RSI: 00007fff2faa4430 RDI: 0000000000000006
[   35.142459] RBP: 00007fff2faa4390 R08: 0000000000000000 R09: 0000000000000000
[   35.142508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0e9
[   35.142555] R13: 00007fff2faa44e0 R14: 0000000000000000 R15: 0000000000000004
| [   35.142693] ------------[ cut here ]------------
| [   35.142737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/439
| [   35.142814] Modules linked in:
| [   35.142946] Tainted: [W]=WARN
[   35.142988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.143032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.143072] 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
[   35.143193] RSP: 0018:ff264db200967708 EFLAGS: 00010286
[   35.143225] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   35.143276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec903c14a00
[   35.143338] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec904c94030
[   35.143393] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   35.143450] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec903c14a00
[   35.143501] FS:  00007f338b54d840(0000) GS:ff15aec9a9dc8000(0000) knlGS:0000000000000000
[   35.143561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.143608] CR2: 00007f338b8d5900 CR3: 0000000004d35006 CR4: 0000000000771ef0
[   35.143660] PKRU: 55555554
[   35.143678] Call Trace:
[   35.143691]  <TASK>
[   35.143706]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.143736]  notifier_call_chain (kernel/notifier.c:85)
[   35.143760]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   35.143800]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   35.143826]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[   35.143862]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[   35.143892]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[   35.143934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.143964]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[   35.144003]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[   35.144060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.144083]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.144114]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.144144]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.144180]  ___sys_sendmsg (net/socket.c:2752)
[   35.144211]  __sys_sendmsg (net/socket.c:2784)
[   35.144239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.144272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.144298] RIP: 0033:0x7f338b78708e
[   35.144330] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.144438] RSP: 002b:00007fff2faa6000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.144491] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f338b78708e
[   35.144546] RDX: 0000000000000000 RSI: 00007fff2faa60b0 RDI: 0000000000000005
[   35.144597] RBP: 00007fff2faa6010 R08: 0000000000000000 R09: 0000000000000000
[   35.144634] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0ea
[   35.144688] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2faa6780
| [   37.968285] ------------[ cut here ]------------
| [   37.968374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.968447] Modules linked in:
| [   37.968544] Tainted: [W]=WARN
[   37.968568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.968603] Workqueue: netns cleanup_net
[   37.968629] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.968658] 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
[   37.968753] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   37.968776] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.968815] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.968855] RBP: 0000000000000000 R08: ff15aec901937450 R09: ff15aec906f44830
[   37.968895] R10: ff15aec902fc0120 R11: fefefefefefefeff R12: 0000000000000000
[   37.968935] R13: 0000000000000011 R14: ff15aec902fc0000 R15: ff15aec9030f7400
[   37.968988] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.969030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.969063] CR2: 00007f6620650888 CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.969110] PKRU: 55555554
[   37.969124] Call Trace:
[   37.969139]  <TASK>
[   37.969156]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.969187]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.969210]  cleanup_net (net/core/net_namespace.c:702)
[   37.969231]  process_one_work (kernel/workqueue.c:3314)
[   37.969256]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.969278]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.969298]  kthread (kernel/kthread.c:436)
[   37.969320]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.969343]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.969365]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.969386]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.969579] ------------[ cut here ]------------
| [   37.969613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.969674] Modules linked in:
| [   37.969751] Tainted: [W]=WARN
[   37.969771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.969809] Workqueue: netns cleanup_net
[   37.969831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.969860] 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
[   37.969945] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   37.969977] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.970017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.970060] RBP: 0000000000000000 R08: ff15aec903d35cd0 R09: ff15aec903338830
[   37.970098] R10: ff15aec903c61120 R11: fefefefefefefeff R12: 0000000000000000
[   37.970139] R13: 0000000000000011 R14: ff15aec903c61000 R15: ff15aec9030f7400
[   37.970182] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.970224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.970260] CR2: 00007f6620650888 CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.970300] PKRU: 55555554
[   37.970314] Call Trace:
[   37.970327]  <TASK>
[   37.970343]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.970374]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.970396]  cleanup_net (net/core/net_namespace.c:702)
[   37.970414]  process_one_work (kernel/workqueue.c:3314)
[   37.970434]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.970462]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.970488]  kthread (kernel/kthread.c:436)
[   37.970511]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.970533]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.970554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.970573]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.970691] ------------[ cut here ]------------
| [   37.970718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.970775] Modules linked in:
| [   37.970853] Tainted: [W]=WARN
[   37.970873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.970908] Workqueue: netns cleanup_net
[   37.970931] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.970960] 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
[   37.971061] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   37.971088] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.971131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.971171] RBP: 0000000000000000 R08: ff15aec903e1e650 R09: ff15aec904f51834
[   37.971215] R10: ff15aec904c92120 R11: fefefefefefefeff R12: 0000000000000000
[   37.971256] R13: 0000000000000011 R14: ff15aec904c92000 R15: ff15aec9030f7400
[   37.971300] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.971342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.971377] CR2: 00007f6620650888 CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.971418] PKRU: 55555554
[   37.971434] Call Trace:
[   37.971447]  <TASK>
[   37.971462]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.971491]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.971515]  cleanup_net (net/core/net_namespace.c:702)
[   37.971541]  process_one_work (kernel/workqueue.c:3314)
[   37.971566]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.971588]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.971608]  kthread (kernel/kthread.c:436)
[   37.971626]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.971646]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.971667]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.971689]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.971828] ------------[ cut here ]------------
| [   37.971861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.971923] Modules linked in:
| [   37.972006] Tainted: [W]=WARN
[   37.972029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.972069] Workqueue: netns cleanup_net
[   37.972093] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.972124] 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
[   37.972214] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   37.972243] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.972281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.972323] RBP: 0000000000000000 R08: ff15aec903dfa8d0 R09: ff15aec902fb9030
[   37.972364] R10: ff15aec903fe7120 R11: fefefefefefefeff R12: 0000000000000000
[   37.972404] R13: 0000000000000011 R14: ff15aec903fe7000 R15: ff15aec9030f7400
[   37.972448] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.972501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.972538] CR2: 00007f6620650888 CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.972577] PKRU: 55555554
[   37.972590] Call Trace:
[   37.972601]  <TASK>
[   37.972617]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.972650]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.972673]  cleanup_net (net/core/net_namespace.c:702)
[   37.972695]  process_one_work (kernel/workqueue.c:3314)
[   37.972717]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.972737]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.972757]  kthread (kernel/kthread.c:436)
[   37.972781]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.972804]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.972825]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.972848]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.973041] ------------[ cut here ]------------
| [   37.973079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.973135] Modules linked in:
| [   37.973215] Tainted: [W]=WARN
[   37.973234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.973265] Workqueue: netns cleanup_net
[   37.973289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.973319] 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
[   37.973414] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   37.973439] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.973487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.973530] RBP: 0000000000000000 R08: ff15aec903d5a490 R09: ff15aec904e82830
[   37.973569] R10: ff15aec903fe1120 R11: fefefefefefefeff R12: 0000000000000000
[   37.973610] R13: 0000000000000011 R14: ff15aec903fe1000 R15: ff15aec9030f7400
[   37.973653] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.973697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.973736] CR2: 00007f6620650888 CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.973776] PKRU: 55555554
[   37.973790] Call Trace:
[   37.973806]  <TASK>
[   37.973820]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.973849]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.973870]  cleanup_net (net/core/net_namespace.c:702)
[   37.973889]  process_one_work (kernel/workqueue.c:3314)
[   37.973910]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.973928]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.973946]  kthread (kernel/kthread.c:436)
[   37.973967]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.973996]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.974019]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.974039]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.980024] ------------[ cut here ]------------
| [   37.980115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   37.980190] Modules linked in:
| [   37.980268] Tainted: [W]=WARN
[   37.980287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.980322] Workqueue: netns cleanup_net
[   37.980348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.980379] 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
[   37.980491] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   37.980517] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   37.980558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.980599] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec903fe1030
[   37.980639] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   37.980679] R13: 0000000000000010 R14: ff15aec906e5c000 R15: ff15aec9030f7400
[   37.980721] FS:  0000000000000000(0000) GS:ff15aec9a9cc8000(0000) knlGS:0000000000000000
[   37.980768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.980805] CR2: 00007fba9cf4f9dc CR3: 000000001e047006 CR4: 0000000000771ef0
[   37.980849] PKRU: 55555554
[   37.980868] Call Trace:
[   37.980883]  <TASK>
[   37.980898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   37.980921]  netif_close_many (net/core/dev.c:1804)
[   37.980945]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   37.980984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   37.981010]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   37.981036]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   37.981058]  cleanup_net (net/core/net_namespace.c:702)
[   37.981081]  process_one_work (kernel/workqueue.c:3314)
[   37.981104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.981123]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.981145]  kthread (kernel/kthread.c:436)
[   37.981167]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.981187]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.981206]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.981227]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.982016] ------------[ cut here ]------------
| [   37.982108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   37.982250] Modules linked in:
| [   37.982444] Tainted: [W]=WARN
[   37.982499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.982587] Workqueue: netns cleanup_net
[   37.982657] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.982721] 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
[   37.982861] RSP: 0018:ff264db200247c08 EFLAGS: 00010286
[   37.982925] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   37.983010] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.983090] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec903fe1030
[   37.983165] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   37.983243] R13: 0000000000000010 R14: ff15aec904c62000 R15: ff15aec9030f7400
[   37.983321] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   37.983398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.983466] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   37.983550] PKRU: 55555554
[   37.983597] Call Trace:
[   37.983645]  <TASK>
[   37.983693]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   37.983749]  netif_close_many (net/core/dev.c:1804)
[   37.983806]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   37.983869]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   37.983934]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   37.984012]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   37.984069]  cleanup_net (net/core/net_namespace.c:702)
[   37.984126]  process_one_work (kernel/workqueue.c:3314)
[   37.984207]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.984267]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.984323]  kthread (kernel/kthread.c:436)
[   37.984378]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.984434]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.984495]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.984551]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.984780] ------------[ cut here ]------------
| [   37.984844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   37.984939] Modules linked in:
| [   37.985096] Tainted: [W]=WARN
[   37.985150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.985219] Workqueue: netns cleanup_net
[   37.985274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.985357] 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
[   37.985500] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   37.985563] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.985642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.985722] RBP: 0000000000000000 R08: ff15aec903dde890 R09: ff15aec904e33830
[   37.985801] R10: ff15aec906e5c120 R11: fefefefefefefeff R12: 0000000000000000
[   37.985876] R13: 0000000000000011 R14: ff15aec906e5c000 R15: ff15aec9030f7400
[   37.985958] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   37.986043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.986112] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   37.986189] PKRU: 55555554
[   37.986236] Call Trace:
[   37.986391]  <TASK>
[   37.986459]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.986531]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   37.986599]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   37.986655]  cleanup_net (net/core/net_namespace.c:702)
[   37.986712]  process_one_work (kernel/workqueue.c:3314)
[   37.986768]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.986824]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.986884]  kthread (kernel/kthread.c:436)
[   37.986939]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.987002]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.987058]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.987114]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.987372] ------------[ cut here ]------------
| [   37.987436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   37.987539] Modules linked in:
| [   37.987689] Tainted: [W]=WARN
[   37.987744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.987817] Workqueue: netns cleanup_net
[   37.987873] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.987937] 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
[   37.988070] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   37.988133] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.988210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.988285] RBP: 0000000000000000 R08: ff15aec903e1af90 R09: ff15aec904e6b830
[   37.988359] R10: ff15aec904c62120 R11: fefefefefefefeff R12: 0000000000000000
[   37.988433] R13: 0000000000000011 R14: ff15aec904c62000 R15: ff15aec9030f7400
[   37.988518] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   37.988596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.988664] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   37.988740] PKRU: 55555554
[   37.988810] Call Trace:
[   37.988858]  <TASK>
[   37.988905]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.988977]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   37.989041]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   37.989097]  cleanup_net (net/core/net_namespace.c:702)
[   37.989153]  process_one_work (kernel/workqueue.c:3314)
[   37.989209]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.989264]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.989319]  kthread (kernel/kthread.c:436)
[   37.989375]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.989430]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.989492]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.989547]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.989768] ------------[ cut here ]------------
| [   37.989830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   37.989919] Modules linked in:
| [   37.990081] Tainted: [W]=WARN
[   37.990134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.990201] Workqueue: netns cleanup_net
[   37.990256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.990318] 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
[   37.990443] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   37.990509] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   37.990583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   37.990657] RBP: 0000000000000000 R08: ff15aec90193e5d0 R09: ff15aec903c5d82c
[   37.990731] R10: ff15aec904e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   37.990806] R13: 0000000000000011 R14: ff15aec904e5b000 R15: ff15aec9030f7400
[   37.990884] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   37.990961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.991034] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   37.991109] PKRU: 55555554
[   37.991156] Call Trace:
[   37.991202]  <TASK>
[   37.991249]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.991311]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   37.991374]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   37.991430]  cleanup_net (net/core/net_namespace.c:702)
[   37.991493]  process_one_work (kernel/workqueue.c:3314)
[   37.991565]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.991649]  ? rescuer_thread (kernel/workqueue.c:3672)
[   37.991708]  kthread (kernel/kthread.c:436)
[   37.991765]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.991820]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.991876]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   37.991932]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.023023] ------------[ cut here ]------------
| [   38.023138] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.023234] Modules linked in:
| [   38.023378] Tainted: [W]=WARN
[   38.023432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.023505] Workqueue: netns cleanup_net
[   38.023562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.023623] 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
[   38.023751] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   38.023817] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.023888] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.023967] RBP: 0000000000000000 R08: ff15aec90195bd90 R09: ff15aec90318a830
[   38.024053] R10: ff15aec903c62120 R11: fefefefefefefeff R12: 0000000000000000
[   38.024130] R13: 0000000000000011 R14: ff15aec903c62000 R15: ff15aec9030f7400
[   38.024213] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.024290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.024358] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.024433] PKRU: 55555554
[   38.024486] Call Trace:
[   38.024534]  <TASK>
[   38.024582]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.024645]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.024707]  cleanup_net (net/core/net_namespace.c:702)
[   38.024763]  process_one_work (kernel/workqueue.c:3314)
[   38.024822]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.024878]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.024934]  kthread (kernel/kthread.c:436)
[   38.024997]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.025053]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.025110]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.025166]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.025390] ------------[ cut here ]------------
| [   38.025453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.025660] Modules linked in:
| [   38.025808] Tainted: [W]=WARN
[   38.025863] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.025948] Workqueue: netns cleanup_net
[   38.026010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.026071] 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
[   38.026205] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   38.026271] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.026353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.026427] RBP: 0000000000000000 R08: ff15aec903ee8ad0 R09: ff15aec904c6b830
[   38.026509] R10: ff15aec904e77120 R11: fefefefefefefeff R12: 0000000000000000
[   38.026584] R13: 0000000000000011 R14: ff15aec904e77000 R15: ff15aec9030f7400
[   38.026662] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.026737] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.026805] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.026881] PKRU: 55555554
[   38.026928] Call Trace:
[   38.026981]  <TASK>
[   38.027028]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.027096]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.027152]  cleanup_net (net/core/net_namespace.c:702)
[   38.027207]  process_one_work (kernel/workqueue.c:3314)
[   38.027263]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.027319]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.027374]  kthread (kernel/kthread.c:436)
[   38.027430]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.027494]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.027550]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.027606]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.027829] ------------[ cut here ]------------
| [   38.027891] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.027991] Modules linked in:
| [   38.028140] Tainted: [W]=WARN
[   38.028195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.028264] Workqueue: netns cleanup_net
[   38.028320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.028406] 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
[   38.028607] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   38.028670] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.028748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.028823] RBP: 0000000000000000 R08: ff15aec903d92610 R09: ff15aec904e36834
[   38.028897] R10: ff15aec904c73120 R11: fefefefefefefeff R12: 0000000000000000
[   38.028977] R13: 0000000000000011 R14: ff15aec904c73000 R15: ff15aec9030f7400
[   38.029055] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.029133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.029201] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.029278] PKRU: 55555554
[   38.029328] Call Trace:
[   38.029378]  <TASK>
[   38.029428]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.029504]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.029563]  cleanup_net (net/core/net_namespace.c:702)
[   38.029625]  process_one_work (kernel/workqueue.c:3314)
[   38.029682]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.029759]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.029819]  kthread (kernel/kthread.c:436)
[   38.029880]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.029937]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.029999]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.030055]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.030270] ------------[ cut here ]------------
| [   38.030332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.030425] Modules linked in:
| [   38.030608] Tainted: [W]=WARN
[   38.030661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.030728] Workqueue: netns cleanup_net
[   38.030783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.030846] 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
[   38.030978] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   38.031040] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.031115] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.031197] RBP: 0000000000000000 R08: ff15aec901976cd0 R09: ff15aec904c83030
[   38.031269] R10: ff15aec904c60120 R11: fefefefefefefeff R12: 0000000000000000
[   38.031346] R13: 0000000000000011 R14: ff15aec904c60000 R15: ff15aec9030f7400
[   38.031426] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.031509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.031577] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.031652] PKRU: 55555554
[   38.031699] Call Trace:
[   38.031747]  <TASK>
[   38.031794]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.031857]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.031914]  cleanup_net (net/core/net_namespace.c:702)
[   38.031977]  process_one_work (kernel/workqueue.c:3314)
[   38.032041]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.032102]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.032162]  kthread (kernel/kthread.c:436)
[   38.032220]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.032276]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.032332]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.032388]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.032605] ------------[ cut here ]------------
| [   38.032666] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.032757] Modules linked in:
| [   38.032905] Tainted: [W]=WARN
[   38.032961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.033036] Workqueue: netns cleanup_net
[   38.033093] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.033156] 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
[   38.033290] RSP: 0018:ff264db200247ce8 EFLAGS: 00010286
[   38.033354] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.033433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.033515] RBP: 0000000000000000 R08: ff15aec901976fd0 R09: ff15aec904c6e030
[   38.033593] R10: ff15aec906e5b120 R11: fefefefefefefeff R12: 0000000000000000
[   38.033670] R13: 0000000000000011 R14: ff15aec906e5b000 R15: ff15aec9030f7400
[   38.033750] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.033829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.033898] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.033980] PKRU: 55555554
[   38.034028] Call Trace:
[   38.034076]  <TASK>
[   38.034123]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.034187]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.034244]  cleanup_net (net/core/net_namespace.c:702)
[   38.034301]  process_one_work (kernel/workqueue.c:3314)
[   38.034356]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.034417]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.034485]  kthread (kernel/kthread.c:436)
[   38.034542]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.034599]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.034657]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.034714]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.040042] ------------[ cut here ]------------
| [   38.040124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   38.040219] Modules linked in:
| [   38.040379] Tainted: [W]=WARN
[   38.040437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.040514] Workqueue: netns cleanup_net
[   38.040580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.040646] 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
[   38.040785] RSP: 0018:ff264db200247c78 EFLAGS: 00010286
[   38.040850] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   38.040928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff15aec9030f7400
[   38.041019] RBP: 0000000000000000 R08: ff15aec9019255d0 R09: ff15aec90333f02c
[   38.041102] R10: ff15aec904e38120 R11: fefefefefefefeff R12: 0000000000000000
[   38.041181] R13: 0000000000000011 R14: ff15aec904e38000 R15: ff15aec9030f7400
[   38.041262] FS:  0000000000000000(0000) GS:ff15aec9a9d48000(0000) knlGS:0000000000000000
[   38.041343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.041413] CR2: 00007f7ce559bf98 CR3: 000000001e047001 CR4: 0000000000771ef0
[   38.041496] PKRU: 55555554
[   38.041545] Call Trace:
[   38.041594]  <TASK>
[   38.041643]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.041707]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.041771]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.041828]  cleanup_net (net/core/net_namespace.c:702)
[   38.041886]  process_one_work (kernel/workqueue.c:3314)
[   38.041946]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.042011]  ? rescuer_thread (kernel/workqueue.c:3672)
[   38.042066]  kthread (kernel/kthread.c:436)
[   38.042123]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   38.042179]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.042235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


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