======================================
| xx__-> [    2.344795] ------------[ cut here ]------------
| [    2.344891] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/194
| [    2.344992] Modules linked in:
| [    2.345149] Tainted: [W]=WARN
[    2.345207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.345280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.345348] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.345478] RSP: 0018:ff774936004275f0 EFLAGS: 00010286
[    2.345546] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.345621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1cecf00
[    2.345700] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc4799034
[    2.345797] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.345875] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc1cecf00
[    2.345960] FS:  00007f94cd0fc840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.346041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.346114] CR2: 000000000042ebe0 CR3: 0000000004768004 CR4: 0000000000771ef0
[    2.346194] PKRU: 55555554
[    2.346244] Call Trace:
[    2.346296]  <TASK>
[    2.346347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.346411]  __dev_notify_flags (net/core/dev.c:9787)
[    2.346474]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.346539]  veth_newlink (drivers/net/veth.c:1871)
[    2.346604]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.346667]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.346751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.346813]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.346884]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.346953]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.347017]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.347079]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.347143]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.347204]  ___sys_sendmsg (net/socket.c:2752)
[    2.347269]  __sys_sendmsg (net/socket.c:2784)
[    2.347331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.347393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.347463] RIP: 0033:0x7f94cd33608e
[    2.347522] 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
[    2.347650] RSP: 002b:00007ffcdfb0ab10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.347734] RAX: ffffffffffffffda RBX: 00007ffcdfb0b2a8 RCX: 00007f94cd33608e
[    2.347821] RDX: 0000000000000000 RSI: 00007ffcdfb0abc0 RDI: 0000000000000005
[    2.347899] RBP: 00007ffcdfb0ab20 R08: 0000000000000000 R09: 0000000000000000
[    2.347977] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.348055] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfb0b280
| [    2.348426] ------------[ cut here ]------------
| [    2.348496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/194
| [    2.348582] Modules linked in:
| [    2.348750] Tainted: [W]=WARN
[    2.348806] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.348878] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.348944] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.349066] RSP: 0018:ff77493600427870 EFLAGS: 00010286
[    2.349132] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.349214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.349292] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc479e034
[    2.349370] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[    2.349447] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc33de100
[    2.349532] FS:  00007f94cd0fc840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.349615] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.349688] CR2: 000000000042ebe0 CR3: 0000000004768004 CR4: 0000000000771ef0
[    2.349784] PKRU: 55555554
[    2.349834] Call Trace:
[    2.349884]  <TASK>
[    2.349936]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.349995]  __dev_notify_flags (net/core/dev.c:9787)
[    2.350057]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.350119]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.350181]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.350250]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.350312]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.350379]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.350447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.350510]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.350573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.350634]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.350696]  ___sys_sendmsg (net/socket.c:2752)
[    2.350771]  __sys_sendmsg (net/socket.c:2784)
[    2.350834]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.350895]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.350962] RIP: 0033:0x7f94cd33608e
[    2.351022] 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
[    2.351146] RSP: 002b:00007ffcdfb0ab10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.351224] RAX: ffffffffffffffda RBX: 00007ffcdfb0b2a8 RCX: 00007f94cd33608e
[    2.351301] RDX: 0000000000000000 RSI: 00007ffcdfb0abc0 RDI: 0000000000000005
[    2.351382] RBP: 00007ffcdfb0ab20 R08: 0000000000000000 R09: 0000000000000000
[    2.351460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.351541] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdfb0b280
| [    2.359872] ------------[ cut here ]------------
| [    2.359916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.359971] Modules linked in:
| [    2.360051] Tainted: [W]=WARN
[    2.360072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.360105] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.360138] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.360231] RSP: 0018:ff7749360043fcb8 EFLAGS: 00010286
[    2.360261] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.360301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[    2.360342] RBP: 0000000000000000 R08: ff311a0cc31c2c10 R09: ff311a0cc5d0402c
[    2.360380] R10: ff311a0cc5d07120 R11: fefefefefefefeff R12: 0000000000000000
[    2.360418] R13: 0000000000000010 R14: ff311a0cc5d07000 R15: ff311a0cc1ced500
[    2.360467] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.360507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.360540] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.360585] PKRU: 55555554
[    2.360600] Call Trace:
[    2.360616]  <TASK>
[    2.360632]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.360654]  register_netdevice (net/core/dev.c:11488)
[    2.360675]  register_netdev (net/core/dev.c:11552)
[    2.360698]  loopback_net_init (drivers/net/loopback.c:218)
[    2.360727]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.360762]  ops_init (net/core/net_namespace.c:137)
[    2.360785]  setup_net (net/core/net_namespace.c:446)
[    2.360807]  copy_net_ns (net/core/net_namespace.c:579)
[    2.360829]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.360859]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.360888]  ksys_unshare (kernel/fork.c:3243)
[    2.360912]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.360933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.360956]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.360985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.361013] RIP: 0033:0x7f5976f94bcb
[    2.361036] 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
[    2.361132] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.361173] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.361210] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.361250] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.361293] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.361331] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.361470] ------------[ cut here ]------------
| [    2.361497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.361543] Modules linked in:
| [    2.361626] Tainted: [W]=WARN
[    2.361647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.361687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.361715] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.361816] RSP: 0018:ff7749360043fc10 EFLAGS: 00010286
[    2.361844] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.361887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be700
[    2.361925] RBP: 0000000000000000 R08: ff311a0cc18ddf90 R09: ff311a0cc5d08030
[    2.361967] R10: ff311a0cc5d04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.362008] R13: 0000000000000010 R14: ff311a0cc5d04000 R15: ff311a0cc31be700
[    2.362053] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.362092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.362128] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.362167] PKRU: 55555554
[    2.362183] Call Trace:
[    2.362196]  <TASK>
[    2.362210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.362232]  register_netdevice (net/core/dev.c:11488)
[    2.362253]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.362275]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.362297]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.362323]  ops_init (net/core/net_namespace.c:137)
[    2.362345]  setup_net (net/core/net_namespace.c:446)
[    2.362370]  copy_net_ns (net/core/net_namespace.c:579)
[    2.362391]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.362420]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.362453]  ksys_unshare (kernel/fork.c:3243)
[    2.362475]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.362497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.362519]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.362547]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.362574] RIP: 0033:0x7f5976f94bcb
[    2.362596] 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
[    2.362690] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.362732] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.362782] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.362820] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.362858] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.362896] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.363010] ------------[ cut here ]------------
| [    2.363038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.363083] Modules linked in:
| [    2.363158] Tainted: [W]=WARN
[    2.363181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.363211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.363236] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.363323] RSP: 0018:ff7749360043fbf0 EFLAGS: 00010286
[    2.363347] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.363387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bf500
[    2.363427] RBP: 0000000000000000 R08: ff311a0cc318a0d0 R09: ff311a0cc5cf6030
[    2.363466] R10: ff311a0cc5d13120 R11: fefefefefefefeff R12: 0000000000000000
[    2.363506] R13: 0000000000000010 R14: ff311a0cc5d13000 R15: ff311a0cc31bf500
[    2.363546] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.363592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.363624] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.363664] PKRU: 55555554
[    2.363679] Call Trace:
[    2.363693]  <TASK>
[    2.363711]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.363736]  register_netdevice (net/core/dev.c:11488)
[    2.363764]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.363786]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.363811]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.363835]  ops_init (net/core/net_namespace.c:137)
[    2.363862]  setup_net (net/core/net_namespace.c:446)
[    2.363886]  copy_net_ns (net/core/net_namespace.c:579)
[    2.363908]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.363936]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.363963]  ksys_unshare (kernel/fork.c:3243)
[    2.363984]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.364003]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.364026]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.364054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.364084] RIP: 0033:0x7f5976f94bcb
[    2.364105] 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
[    2.364200] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.364237] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.364274] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.364318] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.364363] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.364400] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.364535] ------------[ cut here ]------------
| [    2.364563] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.364607] Modules linked in:
| [    2.364678] Tainted: [W]=WARN
[    2.364699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.364736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.364770] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.364860] RSP: 0018:ff7749360043fca8 EFLAGS: 00010286
[    2.364890] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.364929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1cec200
[    2.364968] RBP: 0000000000000000 R08: ff311a0cc318a110 R09: ff311a0cc5d17034
[    2.365014] R10: ff311a0cc5d12120 R11: fefefefefefefeff R12: 0000000000000000
[    2.365049] R13: 0000000000000010 R14: ff311a0cc5d12000 R15: ff311a0cc1cec200
[    2.365093] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.365131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.365161] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.365201] PKRU: 55555554
[    2.365216] Call Trace:
[    2.365229]  <TASK>
[    2.365244]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.365264]  register_netdevice (net/core/dev.c:11488)
[    2.365285]  register_netdev (net/core/dev.c:11552)
[    2.365308]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.365332]  ops_init (net/core/net_namespace.c:137)
[    2.365355]  setup_net (net/core/net_namespace.c:446)
[    2.365377]  copy_net_ns (net/core/net_namespace.c:579)
[    2.365399]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.365433]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.365462]  ksys_unshare (kernel/fork.c:3243)
[    2.365484]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.365502]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.365524]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.365550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.365576] RIP: 0033:0x7f5976f94bcb
[    2.365595] 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
[    2.365686] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.365735] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.365780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.365820] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.365864] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.365905] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.366023] ------------[ cut here ]------------
| [    2.366049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.366094] Modules linked in:
| [    2.366173] Tainted: [W]=WARN
[    2.366192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.366227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.366253] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.366343] RSP: 0018:ff7749360043fca0 EFLAGS: 00010286
[    2.366370] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.366408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7bc00
[    2.366448] RBP: 0000000000000000 R08: ff311a0cc31dc810 R09: ff311a0cc5d14030
[    2.366485] R10: ff311a0cc5d17120 R11: fefefefefefefeff R12: 0000000000000000
[    2.366530] R13: 0000000000000010 R14: ff311a0cc5d17000 R15: ff311a0cc1d7bc00
[    2.366575] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.366616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.366648] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.366687] PKRU: 55555554
[    2.366706] Call Trace:
[    2.366723]  <TASK>
[    2.366742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.366763]  register_netdevice (net/core/dev.c:11488)
[    2.366784]  register_netdev (net/core/dev.c:11552)
[    2.366803]  sit_init_net (net/ipv6/sit.c:1860)
[    2.366828]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.366852]  ops_init (net/core/net_namespace.c:137)
[    2.366874]  setup_net (net/core/net_namespace.c:446)
[    2.366896]  copy_net_ns (net/core/net_namespace.c:579)
[    2.366918]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.366947]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.366975]  ksys_unshare (kernel/fork.c:3243)
[    2.366996]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.367018]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.367037]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.367065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.367097] RIP: 0033:0x7f5976f94bcb
[    2.367119] 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
[    2.367216] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.367255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.367297] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.367339] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.367376] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.367412] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.367548] ------------[ cut here ]------------
| [    2.367575] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ip/199
| [    2.367621] Modules linked in:
| [    2.367707] Tainted: [W]=WARN
[    2.367741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.367776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.367807] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.367900] RSP: 0018:ff7749360043fca8 EFLAGS: 00010286
[    2.367926] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.367972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be100
[    2.368010] RBP: 0000000000000000 R08: ff311a0cc454e890 R09: ff311a0cc5d21030
[    2.368047] R10: ff311a0cc5d14120 R11: fefefefefefefeff R12: 0000000000000000
[    2.368088] R13: 0000000000000010 R14: ff311a0cc5d14000 R15: ff311a0cc31be100
[    2.368129] FS:  00007f5976cd2840(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.368171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.368202] CR2: 00007f5976ed9430 CR3: 00000000045f9005 CR4: 0000000000771ef0
[    2.368247] PKRU: 55555554
[    2.368262] Call Trace:
[    2.368278]  <TASK>
[    2.368290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.368317]  register_netdevice (net/core/dev.c:11488)
[    2.368338]  register_netdev (net/core/dev.c:11552)
[    2.368362]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.368385]  ops_init (net/core/net_namespace.c:137)
[    2.368407]  setup_net (net/core/net_namespace.c:446)
[    2.368429]  copy_net_ns (net/core/net_namespace.c:579)
[    2.368453]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.368488]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.368516]  ksys_unshare (kernel/fork.c:3243)
[    2.368540]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.368563]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.368586]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[    2.368614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.368643] RIP: 0033:0x7f5976f94bcb
[    2.368665] 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
[    2.368763] RSP: 002b:00007fffb10db4e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.368805] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5976f94bcb
[    2.368846] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.368885] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.368926] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffb10dd710
[    2.368974] R13: 0000000000000001 R14: 00007f5976cd26f8 R15: 00007fffb10df8a8
| [    2.372244] ------------[ cut here ]------------
| [    2.372310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/200
| [    2.372404] Modules linked in:
| [    2.372558] Tainted: [W]=WARN
[    2.372618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.372692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.372775] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.372909] RSP: 0018:ff77493600447720 EFLAGS: 00010286
[    2.372978] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.373052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.373136] RBP: 0000000000000000 R08: ff311a0cc31c2c10 R09: ff311a0cc479e02c
[    2.373214] R10: ff311a0cc5d07120 R11: fefefefefefefeff R12: 0000000000000000
[    2.373292] R13: 0000000000000010 R14: ff311a0cc5d07000 R15: ff311a0cc33de100
[    2.373374] FS:  00007fd72244c840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.373451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.373519] CR2: 0000000024b68988 CR3: 00000000044d4005 CR4: 0000000000771ef0
[    2.373596] PKRU: 55555554
[    2.373645] Call Trace:
[    2.373696]  <TASK>
[    2.373762]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.373824]  __dev_notify_flags (net/core/dev.c:9787)
[    2.373888]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.373951]  netif_change_flags (net/core/dev.c:9820)
[    2.374013]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.374076]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.374146]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.374206]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.374268]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.374343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.374405]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.374467]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.374534]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.374597]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.374659]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.374728]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.374794]  ___sys_sendmsg (net/socket.c:2752)
[    2.374856]  __sys_sendmsg (net/socket.c:2784)
[    2.374917]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.374975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.375041] RIP: 0033:0x7fd72268608e
[    2.375102] 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
[    2.375226] RSP: 002b:00007fff0a873410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.375309] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd72268608e
[    2.375388] RDX: 0000000000000000 RSI: 00007fff0a8734c0 RDI: 0000000000000005
[    2.375465] RBP: 00007fff0a873420 R08: 0000000000000000 R09: 0000000000000000
[    2.375546] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.375624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a873b90
| [    2.388788] ------------[ cut here ]------------
| [    2.388859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.388948] Modules linked in:
| [    2.389099] Tainted: [W]=WARN
[    2.389157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.389228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.389295] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.389422] RSP: 0018:ff77493600457cb8 EFLAGS: 00010286
[    2.389489] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.389567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.389644] RBP: 0000000000000000 R08: ff311a0cc1d00150 R09: ff311a0cc5d2802c
[    2.389729] R10: ff311a0cc5d2b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.389812] R13: 0000000000000010 R14: ff311a0cc5d2b000 R15: ff311a0cc33de100
[    2.389893] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.389975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.390047] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.390126] PKRU: 55555554
[    2.390176] Call Trace:
[    2.390225]  <TASK>
[    2.390275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.390337]  register_netdevice (net/core/dev.c:11488)
[    2.390397]  register_netdev (net/core/dev.c:11552)
[    2.390458]  loopback_net_init (drivers/net/loopback.c:218)
[    2.390520]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.390597]  ops_init (net/core/net_namespace.c:137)
[    2.390659]  setup_net (net/core/net_namespace.c:446)
[    2.390726]  copy_net_ns (net/core/net_namespace.c:579)
[    2.390789]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.390856]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.390927]  ksys_unshare (kernel/fork.c:3243)
[    2.390989]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.391052]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.391114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.391183] RIP: 0033:0x7f5ab586ebcb
[    2.391244] 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
[    2.391370] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.391448] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.391529] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.391609] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.391691] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.391782] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.392062] ------------[ cut here ]------------
| [    2.392131] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.392220] Modules linked in:
| [    2.392373] Tainted: [W]=WARN
[    2.392432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.392503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.392571] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.392695] RSP: 0018:ff77493600457c10 EFLAGS: 00010286
[    2.392776] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.392857] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7a600
[    2.392933] RBP: 0000000000000000 R08: ff311a0cc454e650 R09: ff311a0cc47c7830
[    2.393013] R10: ff311a0cc5d28120 R11: fefefefefefefeff R12: 0000000000000000
[    2.393096] R13: 0000000000000010 R14: ff311a0cc5d28000 R15: ff311a0cc1d7a600
[    2.393179] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.393262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.393336] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.393414] PKRU: 55555554
[    2.393464] Call Trace:
[    2.393516]  <TASK>
[    2.393566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.393627]  register_netdevice (net/core/dev.c:11488)
[    2.393687]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.393760]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.393822]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.393884]  ops_init (net/core/net_namespace.c:137)
[    2.393945]  setup_net (net/core/net_namespace.c:446)
[    2.394006]  copy_net_ns (net/core/net_namespace.c:579)
[    2.394067]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.394139]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.394208]  ksys_unshare (kernel/fork.c:3243)
[    2.394269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.394329]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.394391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.394459] RIP: 0033:0x7f5ab586ebcb
[    2.394519] 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
[    2.394648] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.394731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.394814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.394894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.394974] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.395049] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.395299] ------------[ cut here ]------------
| [    2.395363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.395450] Modules linked in:
| [    2.395602] Tainted: [W]=WARN
[    2.395661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.395752] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.395820] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.395942] RSP: 0018:ff77493600457bf0 EFLAGS: 00010286
[    2.396008] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.396085] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1cec700
[    2.396163] RBP: 0000000000000000 R08: ff311a0cc318a510 R09: ff311a0cc47c5830
[    2.396243] R10: ff311a0cc5d2f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.396322] R13: 0000000000000010 R14: ff311a0cc5d2f000 R15: ff311a0cc1cec700
[    2.396402] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.396483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.396555] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.396634] PKRU: 55555554
[    2.396684] Call Trace:
[    2.396749]  <TASK>
[    2.396797]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.396858]  register_netdevice (net/core/dev.c:11488)
[    2.396920]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.396981]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.397041]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.397102]  ops_init (net/core/net_namespace.c:137)
[    2.397164]  setup_net (net/core/net_namespace.c:446)
[    2.397225]  copy_net_ns (net/core/net_namespace.c:579)
[    2.397287]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.397360]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.397428]  ksys_unshare (kernel/fork.c:3243)
[    2.397489]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.397547]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.397609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.397674] RIP: 0033:0x7f5ab586ebcb
[    2.397747] 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
[    2.397874] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.397953] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.398031] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.398108] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.398183] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.398260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.398543] ------------[ cut here ]------------
| [    2.398610] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.398697] Modules linked in:
| [    2.398863] Tainted: [W]=WARN
[    2.398923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.398994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.399061] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.399194] RSP: 0018:ff77493600457ca8 EFLAGS: 00010286
[    2.399258] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.399337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced000
[    2.399413] RBP: 0000000000000000 R08: ff311a0cc318a650 R09: ff311a0cc5d33034
[    2.399490] R10: ff311a0cc5d2e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.399565] R13: 0000000000000010 R14: ff311a0cc5d2e000 R15: ff311a0cc1ced000
[    2.399647] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.399735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.399815] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.399893] PKRU: 55555554
[    2.399942] Call Trace:
[    2.399992]  <TASK>
[    2.400042]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.400102]  register_netdevice (net/core/dev.c:11488)
[    2.400162]  register_netdev (net/core/dev.c:11552)
[    2.400224]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.400285]  ops_init (net/core/net_namespace.c:137)
[    2.400346]  setup_net (net/core/net_namespace.c:446)
[    2.400407]  copy_net_ns (net/core/net_namespace.c:579)
[    2.400467]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.400534]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.400602]  ksys_unshare (kernel/fork.c:3243)
[    2.400661]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.400749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.400812]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.400879] RIP: 0033:0x7f5ab586ebcb
[    2.400939] 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
[    2.401067] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.401144] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.401220] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.401298] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.401377] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.401454] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.401972] ------------[ cut here ]------------
| [    2.402039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.402128] Modules linked in:
| [    2.402281] Tainted: [W]=WARN
[    2.402340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.402410] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.402479] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.402609] RSP: 0018:ff77493600457ca0 EFLAGS: 00010286
[    2.402674] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.402763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc318f400
[    2.402841] RBP: 0000000000000000 R08: ff311a0cc4486c10 R09: ff311a0cc5d30030
[    2.402923] R10: ff311a0cc5d33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.403001] R13: 0000000000000010 R14: ff311a0cc5d33000 R15: ff311a0cc318f400
[    2.403080] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.403161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.403236] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.403319] PKRU: 55555554
[    2.403368] Call Trace:
[    2.403418]  <TASK>
[    2.403467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.403528]  register_netdevice (net/core/dev.c:11488)
[    2.403589]  register_netdev (net/core/dev.c:11552)
[    2.403650]  sit_init_net (net/ipv6/sit.c:1860)
[    2.403713]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.403788]  ops_init (net/core/net_namespace.c:137)
[    2.403849]  setup_net (net/core/net_namespace.c:446)
[    2.403907]  copy_net_ns (net/core/net_namespace.c:579)
[    2.403969]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.404038]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.404115]  ksys_unshare (kernel/fork.c:3243)
[    2.404175]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.404235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.404296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.404363] RIP: 0033:0x7f5ab586ebcb
[    2.404424] 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
[    2.404552] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.404629] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.404710] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.404806] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.404885] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.404960] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.405224] ------------[ cut here ]------------
| [    2.405292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/204
| [    2.405376] Modules linked in:
| [    2.405528] Tainted: [W]=WARN
[    2.405587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.405663] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.405746] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.405875] RSP: 0018:ff77493600457ca8 EFLAGS: 00010286
[    2.405942] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.406023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7a000
[    2.406099] RBP: 0000000000000000 R08: ff311a0cc1d00610 R09: ff311a0cc5d35030
[    2.406177] R10: ff311a0cc5d30120 R11: fefefefefefefeff R12: 0000000000000000
[    2.406253] R13: 0000000000000010 R14: ff311a0cc5d30000 R15: ff311a0cc1d7a000
[    2.406335] FS:  00007f5ab55ac840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.406412] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.406484] CR2: 00007f5ab57adc20 CR3: 0000000004618003 CR4: 0000000000771ef0
[    2.406564] PKRU: 55555554
[    2.406614] Call Trace:
[    2.406663]  <TASK>
[    2.406713]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.406788]  register_netdevice (net/core/dev.c:11488)
[    2.406848]  register_netdev (net/core/dev.c:11552)
[    2.406908]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.406970]  ops_init (net/core/net_namespace.c:137)
[    2.407031]  setup_net (net/core/net_namespace.c:446)
[    2.407092]  copy_net_ns (net/core/net_namespace.c:579)
[    2.407153]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.407223]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.407290]  ksys_unshare (kernel/fork.c:3243)
[    2.407351]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.407411]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.407472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.407539] RIP: 0033:0x7f5ab586ebcb
[    2.407599] 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
[    2.407733] RSP: 002b:00007fff747dbda8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.407821] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5ab586ebcb
[    2.407901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.407980] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.408059] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff747ddfd0
[    2.408136] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff747de8a8
| [    2.411366] ------------[ cut here ]------------
| [    2.411408] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/205
| [    2.411457] Modules linked in:
| [    2.411539] Tainted: [W]=WARN
[    2.411562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.411596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.411626] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.411724] RSP: 0018:ff77493600457720 EFLAGS: 00010286
[    2.411757] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.411802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.411845] RBP: 0000000000000000 R08: ff311a0cc1d00150 R09: ff311a0cc30dc02c
[    2.411883] R10: ff311a0cc5d2b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.411921] R13: 0000000000000010 R14: ff311a0cc5d2b000 R15: ff311a0cc31be000
[    2.411966] FS:  00007f9187780840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.412011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.412044] CR2: 00007f9187a501a0 CR3: 0000000005c4f003 CR4: 0000000000771ef0
[    2.412083] PKRU: 55555554
[    2.412098] Call Trace:
[    2.412114]  <TASK>
[    2.412130]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.412154]  __dev_notify_flags (net/core/dev.c:9787)
[    2.412180]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.412201]  netif_change_flags (net/core/dev.c:9820)
[    2.412224]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.412247]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.412280]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.412304]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.412325]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.412357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.412380]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.412402]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.412430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.412452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.412476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.412498]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.412521]  ___sys_sendmsg (net/socket.c:2752)
[    2.412544]  __sys_sendmsg (net/socket.c:2784)
[    2.412566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.412589]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.412618] RIP: 0033:0x7f91879ba08e
[    2.412638] 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
[    2.412729] RSP: 002b:00007ffc96f57ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.412772] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f91879ba08e
[    2.412813] RDX: 0000000000000000 RSI: 00007ffc96f57b60 RDI: 0000000000000005
[    2.412859] RBP: 00007ffc96f57ac0 R08: 0000000000000000 R09: 0000000000000000
[    2.412898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.412938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc96f58230
| [    2.435732] ------------[ cut here ]------------
| [    2.435791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/208
| [    2.435841] Modules linked in:
| [    2.435918] Tainted: [W]=WARN
[    2.435941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.435976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.436003] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.436107] RSP: 0018:ff774936004676d8 EFLAGS: 00010286
[    2.436139] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.436185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bec00
[    2.436227] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc334a834
[    2.436265] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: ff7749360046778c
[    2.436304] R13: 0000000000000011 R14: ff311a0cc2ede000 R15: ff311a0cc31bec00
[    2.436348] FS:  00007fca58300840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.436392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.436428] CR2: 00007fca585d01a0 CR3: 0000000004738005 CR4: 0000000000771ef0
[    2.436472] PKRU: 55555554
[    2.436487] Call Trace:
[    2.436503]  <TASK>
[    2.436521]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.436545]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.436573]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.436595]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.436617]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.436644]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.436667]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.436689]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.436722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.436750]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.436775]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.436804]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.436827]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.436850]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.436873]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.436895]  ___sys_sendmsg (net/socket.c:2752)
[    2.436917]  __sys_sendmsg (net/socket.c:2784)
[    2.436939]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.436961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.436990] RIP: 0033:0x7fca5853a08e
[    2.437011] 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
[    2.437102] RSP: 002b:00007fffbdd24290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.437145] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fca5853a08e
[    2.437192] RDX: 0000000000000000 RSI: 00007fffbdd24340 RDI: 0000000000000005
[    2.437236] RBP: 00007fffbdd242a0 R08: 0000000000000000 R09: 0000000000000000
[    2.437273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.437313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbdd24a00
| [    2.437441] ------------[ cut here ]------------
| [    2.437469] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/208
| [    2.437516] Modules linked in:
| [    2.437593] Tainted: [W]=WARN
[    2.437616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.437650] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.437675] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.437777] RSP: 0018:ff774936004676c8 EFLAGS: 00010286
[    2.437805] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.437852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc318f300
[    2.437892] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc1180034
[    2.437933] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[    2.437971] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc318f300
[    2.438010] FS:  00007fca58300840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.438049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.438084] CR2: 00007fca585d01a0 CR3: 0000000004738005 CR4: 0000000000771ef0
[    2.438121] PKRU: 55555554
[    2.438136] Call Trace:
[    2.438150]  <TASK>
[    2.438166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.438191]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.438218]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.438245]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.438267]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.438299]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.438321]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.438342]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.438370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.438394]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.438415]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.438443]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.438466]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.438485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.438505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.438529]  ___sys_sendmsg (net/socket.c:2752)
[    2.438551]  __sys_sendmsg (net/socket.c:2784)
[    2.438573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.438592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.438618] RIP: 0033:0x7fca5853a08e
[    2.438636] 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
[    2.438729] RSP: 002b:00007fffbdd24290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.438775] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fca5853a08e
[    2.438815] RDX: 0000000000000000 RSI: 00007fffbdd24340 RDI: 0000000000000005
[    2.438852] RBP: 00007fffbdd242a0 R08: 0000000000000000 R09: 0000000000000000
[    2.438889] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.438931] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbdd24a00
| [    2.442127] ------------[ cut here ]------------
| [    2.442158] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/209
| [    2.442208] Modules linked in:
| [    2.442282] Tainted: [W]=WARN
[    2.442301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.442338] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.442367] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.442460] RSP: 0018:ff7749360046f6f0 EFLAGS: 00010286
[    2.442489] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.442528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.442569] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc30dc030
[    2.442606] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[    2.442647] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc31be000
[    2.442689] FS:  00007f435d2bc840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.442745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.442781] CR2: 0000000003270988 CR3: 0000000005c5b003 CR4: 0000000000771ef0
[    2.442820] PKRU: 55555554
[    2.442837] Call Trace:
[    2.442853]  <TASK>
[    2.442866]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.442888]  notifier_call_chain (kernel/notifier.c:85)
[    2.442915]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.442938]  ? nla_strscpy (lib/nlattr.c:795)
[    2.442961]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.442991]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.443019]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.443043]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.443066]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.443094]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.443114]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.443138]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.443168]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.443191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.443213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.443235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.443254]  ___sys_sendmsg (net/socket.c:2752)
[    2.443275]  __sys_sendmsg (net/socket.c:2784)
[    2.443299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.443325]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.443353] RIP: 0033:0x7f435d4f608e
[    2.443374] 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
[    2.443464] RSP: 002b:00007ffe3aa5dca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.443505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f435d4f608e
[    2.443550] RDX: 0000000000000000 RSI: 00007ffe3aa5dd50 RDI: 0000000000000005
[    2.443589] RBP: 00007ffe3aa5dcb0 R08: 0000000000000000 R09: 0000000000000000
[    2.443632] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.443675] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3aa5e420
| [    2.457153] ------------[ cut here ]------------
| [    2.457193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/213
| [    2.457244] Modules linked in:
| [    2.457327] Tainted: [W]=WARN
[    2.457353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.457389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.457416] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.457508] RSP: 0018:ff77493600487720 EFLAGS: 00010286
[    2.457536] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.457576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bec00
[    2.457616] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc1180030
[    2.457656] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[    2.457696] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc31bec00
[    2.457750] FS:  00007fe23c9b7840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.457794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.457829] CR2: 000000001cdc0988 CR3: 0000000005c6b005 CR4: 0000000000771ef0
[    2.457869] PKRU: 55555554
[    2.457884] Call Trace:
[    2.457900]  <TASK>
[    2.457914]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.457936]  __dev_notify_flags (net/core/dev.c:9787)
[    2.457959]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.457981]  netif_change_flags (net/core/dev.c:9820)
[    2.458004]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.458026]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.458055]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.458082]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.458103]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.458133]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.458155]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.458177]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.458206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.458226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.458251]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.458273]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.458295]  ___sys_sendmsg (net/socket.c:2752)
[    2.458321]  __sys_sendmsg (net/socket.c:2784)
[    2.458343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.458365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.458394] RIP: 0033:0x7fe23cbf108e
[    2.458418] 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
[    2.458510] RSP: 002b:00007fffb285b7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.458550] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe23cbf108e
[    2.458592] RDX: 0000000000000000 RSI: 00007fffb285b8a0 RDI: 0000000000000005
[    2.458629] RBP: 00007fffb285b800 R08: 0000000000000000 R09: 0000000000000000
[    2.458670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.458712] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb285bf70
| [    2.479731] ------------[ cut here ]------------
| [    2.479780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/216
| [    2.479835] Modules linked in:
| [    2.479921] Tainted: [W]=WARN
[    2.479945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.479980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.480014] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.480103] RSP: 0018:ff7749360049f6d8 EFLAGS: 00010286
[    2.480133] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.480178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.480216] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc19d7034
[    2.480255] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: ff7749360049f78c
[    2.480297] R13: 0000000000000011 R14: ff311a0cc2edd000 R15: ff311a0cc31be000
[    2.480349] FS:  00007f5b17115840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.480393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.480427] CR2: 000000001e846988 CR3: 0000000005c6f004 CR4: 0000000000771ef0
[    2.480466] PKRU: 55555554
[    2.480481] Call Trace:
[    2.480497]  <TASK>
[    2.480512]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.480536]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.480565]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.480587]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.480610]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.480640]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.480667]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.480690]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.480722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.480752]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.480780]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.480810]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.480838]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.480858]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.480878]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.480902]  ___sys_sendmsg (net/socket.c:2752)
[    2.480925]  __sys_sendmsg (net/socket.c:2784)
[    2.480946]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.480967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.480999] RIP: 0033:0x7f5b1734f08e
[    2.481021] 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
[    2.481112] RSP: 002b:00007fff943af3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.481154] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b1734f08e
[    2.481197] RDX: 0000000000000000 RSI: 00007fff943af4a0 RDI: 0000000000000005
[    2.481239] RBP: 00007fff943af400 R08: 0000000000000000 R09: 0000000000000000
[    2.481281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.481318] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff943afb60
| [    2.481447] ------------[ cut here ]------------
| [    2.481477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/216
| [    2.481527] Modules linked in:
| [    2.481600] Tainted: [W]=WARN
[    2.481619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.481654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.481684] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.481780] RSP: 0018:ff7749360049f6c8 EFLAGS: 00010286
[    2.481809] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.481852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.481892] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc30dc034
[    2.481932] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.481972] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc33de700
[    2.482017] FS:  00007f5b17115840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.482055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.482090] CR2: 000000001e846988 CR3: 0000000005c6f004 CR4: 0000000000771ef0
[    2.482139] PKRU: 55555554
[    2.482154] Call Trace:
[    2.482167]  <TASK>
[    2.482182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.482205]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.482232]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.482255]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.482278]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.482308]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.482330]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.482357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.482388]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.482414]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.482436]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.482469]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.482492]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.482519]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.482541]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.482568]  ___sys_sendmsg (net/socket.c:2752)
[    2.482592]  __sys_sendmsg (net/socket.c:2784)
[    2.482618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.482640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.482667] RIP: 0033:0x7f5b1734f08e
[    2.482690] 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
[    2.482801] RSP: 002b:00007fff943af3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.482844] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b1734f08e
[    2.482889] RDX: 0000000000000000 RSI: 00007fff943af4a0 RDI: 0000000000000005
[    2.482931] RBP: 00007fff943af400 R08: 0000000000000000 R09: 0000000000000000
[    2.482971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.483016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff943afb60
| [    2.486088] ------------[ cut here ]------------
| [    2.486118] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/217
| [    2.486171] Modules linked in:
| [    2.486244] Tainted: [W]=WARN
[    2.486267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.486298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.486328] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.486420] RSP: 0018:ff774936004a76f0 EFLAGS: 00010286
[    2.486451] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.486494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.486532] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc1180030
[    2.486570] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.486611] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc31be000
[    2.486651] FS:  00007fdecb3c3840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.486692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.486733] CR2: 000000003b450988 CR3: 0000000005d67001 CR4: 0000000000771ef0
[    2.486779] PKRU: 55555554
[    2.486795] Call Trace:
[    2.486808]  <TASK>
[    2.486824]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.486846]  notifier_call_chain (kernel/notifier.c:85)
[    2.486869]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.486891]  ? nla_strscpy (lib/nlattr.c:795)
[    2.486915]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.486944]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.486973]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.486995]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.487017]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.487046]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.487066]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.487091]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.487119]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.487143]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.487165]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.487189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.487210]  ___sys_sendmsg (net/socket.c:2752)
[    2.487233]  __sys_sendmsg (net/socket.c:2784)
[    2.487255]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.487274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.487302] RIP: 0033:0x7fdecb5fd08e
[    2.487324] 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
[    2.487421] RSP: 002b:00007ffea135ec90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.487465] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdecb5fd08e
[    2.487504] RDX: 0000000000000000 RSI: 00007ffea135ed40 RDI: 0000000000000005
[    2.487541] RBP: 00007ffea135eca0 R08: 0000000000000000 R09: 0000000000000000
[    2.487585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.487623] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea135f410
| [    2.500997] ------------[ cut here ]------------
| [    2.501034] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/221
| [    2.501089] Modules linked in:
| [    2.501167] Tainted: [W]=WARN
[    2.501191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.501224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.501252] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.501343] RSP: 0018:ff774936004c7720 EFLAGS: 00010286
[    2.501372] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.501414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.501453] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc1180030
[    2.501494] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.501532] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc31be000
[    2.501574] FS:  00007fc063193840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.501616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.501652] CR2: 000000003ac62988 CR3: 0000000005d6f001 CR4: 0000000000771ef0
[    2.501691] PKRU: 55555554
[    2.501706] Call Trace:
[    2.501730]  <TASK>
[    2.501753]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.501776]  __dev_notify_flags (net/core/dev.c:9787)
[    2.501797]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.501821]  netif_change_flags (net/core/dev.c:9820)
[    2.501843]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.501866]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.501900]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.501927]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.501950]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.501978]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.501999]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.502022]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.502052]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.502074]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.502097]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.502120]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.502143]  ___sys_sendmsg (net/socket.c:2752)
[    2.502165]  __sys_sendmsg (net/socket.c:2784)
[    2.502190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.502211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.502238] RIP: 0033:0x7fc0633cd08e
[    2.502260] 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
[    2.502353] RSP: 002b:00007ffd52954ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.502391] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc0633cd08e
[    2.502432] RDX: 0000000000000000 RSI: 00007ffd52954d50 RDI: 0000000000000005
[    2.502472] RBP: 00007ffd52954cb0 R08: 0000000000000000 R09: 0000000000000000
[    2.502514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.502558] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52955420
| [    2.502694] ------------[ cut here ]------------
| [    2.502774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.502869] Modules linked in:
| [    2.503016] Tainted: [W]=WARN
[    2.503073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.503147] Workqueue: events_unbound linkwatch_event
[    2.503215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.503284] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.503413] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.503479] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.503559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bf700
[    2.503638] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc5d35030
[    2.503716] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.503809] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc31bf700
[    2.503894] FS:  0000000000000000(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.503975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.504047] CR2: 000055bb0c238d5c CR3: 00000000031ed001 CR4: 0000000000771ef0
[    2.504125] PKRU: 55555554
[    2.504175] Call Trace:
[    2.504226]  <TASK>
[    2.504277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.504336]  netif_state_change (net/core/dev.c:1605)
[    2.504399]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.504459]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.504527]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.504585]  process_one_work (kernel/workqueue.c:3314)
[    2.504649]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.504710]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.504786]  kthread (kernel/kthread.c:436)
[    2.504850]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.504911]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.504976]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.505037]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.505256] ------------[ cut here ]------------
| [    2.505346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.505440] Modules linked in:
| [    2.505625] Tainted: [W]=WARN
[    2.505727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.505804] Workqueue: events_unbound linkwatch_event
[    2.505874] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.505945] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.506073] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.506171] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.506244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced000
[    2.506350] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc5d35030
[    2.506427] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[    2.506503] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc1ced000
[    2.506589] FS:  0000000000000000(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.506691] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.506774] CR2: 000055bb0c238d5c CR3: 0000000037e47005 CR4: 0000000000771ef0
[    2.506879] PKRU: 55555554
[    2.506967] Call Trace:
[    2.507022]  <TASK>
[    2.507072]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.507163]  netif_state_change (net/core/dev.c:1605)
[    2.507218]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.507308]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.507413]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.507495]  process_one_work (kernel/workqueue.c:3314)
[    2.507554]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.507617]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.507704]  kthread (kernel/kthread.c:436)
[    2.507779]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.507867]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.507921]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.507975]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.517433] ------------[ cut here ]------------
| [    2.517472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.517523] Modules linked in:
| [    2.517602] Tainted: [W]=WARN
[    2.517622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.517661] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.517690] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.517815] RSP: 0018:ff774936004d7cb8 EFLAGS: 00010286
[    2.517846] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.517891] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.517937] RBP: 0000000000000000 R08: ff311a0cc44ee550 R09: ff311a0cc5c2e02c
[    2.517980] R10: ff311a0cc5c29120 R11: fefefefefefefeff R12: 0000000000000000
[    2.518019] R13: 0000000000000010 R14: ff311a0cc5c29000 R15: ff311a0cc31be000
[    2.518061] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.518102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.518137] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.518179] PKRU: 55555554
[    2.518194] Call Trace:
[    2.518207]  <TASK>
[    2.518223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.518244]  register_netdevice (net/core/dev.c:11488)
[    2.518268]  register_netdev (net/core/dev.c:11552)
[    2.518292]  loopback_net_init (drivers/net/loopback.c:218)
[    2.518316]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.518343]  ops_init (net/core/net_namespace.c:137)
[    2.518370]  setup_net (net/core/net_namespace.c:446)
[    2.518393]  copy_net_ns (net/core/net_namespace.c:579)
[    2.518415]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.518442]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.518470]  ksys_unshare (kernel/fork.c:3243)
[    2.518494]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.518515]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.518539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.518569] RIP: 0033:0x7f4538f76bcb
[    2.518591] 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
[    2.518687] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.518734] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.518777] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.518815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.518852] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.518893] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.519018] ------------[ cut here ]------------
| [    2.519050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.519098] Modules linked in:
| [    2.519183] Tainted: [W]=WARN
[    2.519206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.519243] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.519274] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.519365] RSP: 0018:ff774936004d7c10 EFLAGS: 00010286
[    2.519393] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.519434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc316b900
[    2.519473] RBP: 0000000000000000 R08: ff311a0cc31dced0 R09: ff311a0cc5c1e030
[    2.519515] R10: ff311a0cc5c2e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.519561] R13: 0000000000000010 R14: ff311a0cc5c2e000 R15: ff311a0cc316b900
[    2.519602] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.519645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.519681] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.519724] PKRU: 55555554
[    2.519740] Call Trace:
[    2.519757]  <TASK>
[    2.519773]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.519794]  register_netdevice (net/core/dev.c:11488)
[    2.519815]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.519840]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.519863]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.519886]  ops_init (net/core/net_namespace.c:137)
[    2.519910]  setup_net (net/core/net_namespace.c:446)
[    2.519932]  copy_net_ns (net/core/net_namespace.c:579)
[    2.519958]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.519986]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.520013]  ksys_unshare (kernel/fork.c:3243)
[    2.520035]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.520057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.520078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.520109] RIP: 0033:0x7f4538f76bcb
[    2.520134] 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
[    2.520224] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.520264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.520308] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.520354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.520394] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.520434] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.520550] ------------[ cut here ]------------
| [    2.520577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.520625] Modules linked in:
| [    2.520705] Tainted: [W]=WARN
[    2.520730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.520769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.520794] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.520885] RSP: 0018:ff774936004d7bf0 EFLAGS: 00010286
[    2.520915] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.520955] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1cecb00
[    2.520995] RBP: 0000000000000000 R08: ff311a0cc1d006d0 R09: ff311a0cc5c1c830
[    2.521033] R10: ff311a0cc5c2d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.521079] R13: 0000000000000010 R14: ff311a0cc5c2d000 R15: ff311a0cc1cecb00
[    2.521123] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.521165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.521204] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.521246] PKRU: 55555554
[    2.521263] Call Trace:
[    2.521278]  <TASK>
[    2.521291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.521313]  register_netdevice (net/core/dev.c:11488)
[    2.521335]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.521357]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.521378]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.521397]  ops_init (net/core/net_namespace.c:137)
[    2.521421]  setup_net (net/core/net_namespace.c:446)
[    2.521445]  copy_net_ns (net/core/net_namespace.c:579)
[    2.521473]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.521500]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.521528]  ksys_unshare (kernel/fork.c:3243)
[    2.521556]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.521576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.521596]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.521624] RIP: 0033:0x7f4538f76bcb
[    2.521647] 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
[    2.521748] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.521790] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.521827] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.521867] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.521903] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.521943] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.522089] ------------[ cut here ]------------
| [    2.522117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.522165] Modules linked in:
| [    2.522244] Tainted: [W]=WARN
[    2.522265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.522298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.522324] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.522417] RSP: 0018:ff774936004d7ca8 EFLAGS: 00010286
[    2.522447] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.522488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.522525] RBP: 0000000000000000 R08: ff311a0cc1d00010 R09: ff311a0cc5c31034
[    2.522566] R10: ff311a0cc5c2c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.522606] R13: 0000000000000010 R14: ff311a0cc5c2c000 R15: ff311a0cc31be000
[    2.522647] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.522687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.522722] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.522768] PKRU: 55555554
[    2.522784] Call Trace:
[    2.522797]  <TASK>
[    2.522815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.522836]  register_netdevice (net/core/dev.c:11488)
[    2.522856]  register_netdev (net/core/dev.c:11552)
[    2.522877]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.522899]  ops_init (net/core/net_namespace.c:137)
[    2.522921]  setup_net (net/core/net_namespace.c:446)
[    2.522944]  copy_net_ns (net/core/net_namespace.c:579)
[    2.522966]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.522994]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.523022]  ksys_unshare (kernel/fork.c:3243)
[    2.523044]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.523066]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.523090]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.523125] RIP: 0033:0x7f4538f76bcb
[    2.523145] 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
[    2.523256] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.523296] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.523343] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.523383] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.523424] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.523463] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.523606] ------------[ cut here ]------------
| [    2.523633] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.523685] Modules linked in:
| [    2.523769] Tainted: [W]=WARN
[    2.523791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.523827] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.523854] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.523951] RSP: 0018:ff774936004d7ca0 EFLAGS: 00010286
[    2.523978] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.524020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de000
[    2.524058] RBP: 0000000000000000 R08: ff311a0cc1d00b10 R09: ff311a0cc5c36030
[    2.524098] R10: ff311a0cc5c31120 R11: fefefefefefefeff R12: 0000000000000000
[    2.524147] R13: 0000000000000010 R14: ff311a0cc5c31000 R15: ff311a0cc33de000
[    2.524197] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.524243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.524279] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.524324] PKRU: 55555554
[    2.524339] Call Trace:
[    2.524353]  <TASK>
[    2.524366]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.524388]  register_netdevice (net/core/dev.c:11488)
[    2.524409]  register_netdev (net/core/dev.c:11552)
[    2.524430]  sit_init_net (net/ipv6/sit.c:1860)
[    2.524453]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.524475]  ops_init (net/core/net_namespace.c:137)
[    2.524498]  setup_net (net/core/net_namespace.c:446)
[    2.524520]  copy_net_ns (net/core/net_namespace.c:579)
[    2.524543]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.524570]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.524600]  ksys_unshare (kernel/fork.c:3243)
[    2.524621]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.524648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.524670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.524699] RIP: 0033:0x7f4538f76bcb
[    2.524723] 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
[    2.524817] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.524855] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.524897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.524939] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.524980] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.525016] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.525153] ------------[ cut here ]------------
| [    2.525181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/225
| [    2.525231] Modules linked in:
| [    2.525300] Tainted: [W]=WARN
[    2.525324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.525364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.525392] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.525483] RSP: 0018:ff774936004d7ca8 EFLAGS: 00010286
[    2.525511] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.525555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc316b200
[    2.525596] RBP: 0000000000000000 R08: ff311a0cc44ee5d0 R09: ff311a0cc5e1b030
[    2.525642] R10: ff311a0cc5c36120 R11: fefefefefefefeff R12: 0000000000000000
[    2.525682] R13: 0000000000000010 R14: ff311a0cc5c36000 R15: ff311a0cc316b200
[    2.525726] FS:  00007f4538cb4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.525771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.525810] CR2: 00007f4538ec0690 CR3: 0000000005d75006 CR4: 0000000000771ef0
[    2.525852] PKRU: 55555554
[    2.525874] Call Trace:
[    2.525887]  <TASK>
[    2.525901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.525926]  register_netdevice (net/core/dev.c:11488)
[    2.525949]  register_netdev (net/core/dev.c:11552)
[    2.525971]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.525992]  ops_init (net/core/net_namespace.c:137)
[    2.526014]  setup_net (net/core/net_namespace.c:446)
[    2.526037]  copy_net_ns (net/core/net_namespace.c:579)
[    2.526059]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.526087]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.526115]  ksys_unshare (kernel/fork.c:3243)
[    2.526138]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.526159]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.526194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.526229] RIP: 0033:0x7f4538f76bcb
[    2.526249] 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
[    2.526347] RSP: 002b:00007ffdc781dbd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.526393] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4538f76bcb
[    2.526435] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.526479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.526519] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdc781fe00
[    2.526564] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc78208a3
| [    2.529797] ------------[ cut here ]------------
| [    2.529839] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/226
| [    2.529894] Modules linked in:
| [    2.529969] Tainted: [W]=WARN
[    2.529995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.530028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.530060] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.530152] RSP: 0018:ff774936004df720 EFLAGS: 00010286
[    2.530181] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.530220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.530263] RBP: 0000000000000000 R08: ff311a0cc44ee550 R09: ff311a0cc30dc02c
[    2.530305] R10: ff311a0cc5c29120 R11: fefefefefefefeff R12: 0000000000000000
[    2.530343] R13: 0000000000000010 R14: ff311a0cc5c29000 R15: ff311a0cc33de700
[    2.530392] FS:  00007f844eb26840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.530444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.530478] CR2: 000000003d042988 CR3: 0000000005dd7005 CR4: 0000000000771ef0
[    2.530528] PKRU: 55555554
[    2.530543] Call Trace:
[    2.530564]  <TASK>
[    2.530581]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.530614]  __dev_notify_flags (net/core/dev.c:9787)
[    2.530639]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.530662]  netif_change_flags (net/core/dev.c:9820)
[    2.530685]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.530709]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.530750]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.530773]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.530868]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.530925]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.530951]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.530984]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.531016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.531044]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.531068]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.531091]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.531115]  ___sys_sendmsg (net/socket.c:2752)
[    2.531139]  __sys_sendmsg (net/socket.c:2784)
[    2.531163]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.531189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.531219] RIP: 0033:0x7f844ed6008e
[    2.531240] 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
[    2.531348] RSP: 002b:00007ffc45642950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.531392] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f844ed6008e
[    2.531440] RDX: 0000000000000000 RSI: 00007ffc45642a00 RDI: 0000000000000005
[    2.531483] RBP: 00007ffc45642960 R08: 0000000000000000 R09: 0000000000000000
[    2.531524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.531574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc456430d0
| [    2.544298] ------------[ cut here ]------------
| [    2.544332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.544388] Modules linked in:
| [    2.544471] Tainted: [W]=WARN
[    2.544491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.544527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.544557] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.544656] RSP: 0018:ff774936004ffcb8 EFLAGS: 00010286
[    2.544684] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.544729] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.544779] RBP: 0000000000000000 R08: ff311a0cc318ab50 R09: ff311a0cc47e202c
[    2.544829] R10: ff311a0cc5e1d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.544871] R13: 0000000000000010 R14: ff311a0cc5e1d000 R15: ff311a0cc33de700
[    2.544913] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.544961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.545000] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.545041] PKRU: 55555554
[    2.545056] Call Trace:
[    2.545069]  <TASK>
[    2.545084]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.545104]  register_netdevice (net/core/dev.c:11488)
[    2.545125]  register_netdev (net/core/dev.c:11552)
[    2.545145]  loopback_net_init (drivers/net/loopback.c:218)
[    2.545199]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.545230]  ops_init (net/core/net_namespace.c:137)
[    2.545253]  setup_net (net/core/net_namespace.c:446)
[    2.545277]  copy_net_ns (net/core/net_namespace.c:579)
[    2.545300]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.545330]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.545357]  ksys_unshare (kernel/fork.c:3243)
[    2.545381]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.545402]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.545423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.545450] RIP: 0033:0x7f8dec06dbcb
[    2.545471] 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
[    2.545570] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.545616] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.545658] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.545703] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.545766] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.545813] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.545935] ------------[ cut here ]------------
| [    2.545964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.546016] Modules linked in:
| [    2.546106] Tainted: [W]=WARN
[    2.546129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.546166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.546192] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.546290] RSP: 0018:ff774936004ffc10 EFLAGS: 00010286
[    2.546321] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.546361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dea00
[    2.546409] RBP: 0000000000000000 R08: ff311a0cc318ac50 R09: ff311a0cc47d3830
[    2.546448] R10: ff311a0cc47e2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.546492] R13: 0000000000000010 R14: ff311a0cc47e2000 R15: ff311a0cc33dea00
[    2.546541] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.546586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.546624] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.546671] PKRU: 55555554
[    2.546684] Call Trace:
[    2.546699]  <TASK>
[    2.546712]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.546735]  register_netdevice (net/core/dev.c:11488)
[    2.546757]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.546782]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.546804]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.546827]  ops_init (net/core/net_namespace.c:137)
[    2.546856]  setup_net (net/core/net_namespace.c:446)
[    2.546879]  copy_net_ns (net/core/net_namespace.c:579)
[    2.546900]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.546929]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.546959]  ksys_unshare (kernel/fork.c:3243)
[    2.546980]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.547004]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.547027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.547058] RIP: 0033:0x7f8dec06dbcb
[    2.547078] 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
[    2.547179] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.547224] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.547265] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.547309] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.547350] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.547391] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.547510] ------------[ cut here ]------------
| [    2.547536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.547586] Modules linked in:
| [    2.547671] Tainted: [W]=WARN
[    2.547692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.547731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.547763] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.547869] RSP: 0018:ff774936004ffbf0 EFLAGS: 00010286
[    2.547897] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.547940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33df300
[    2.547982] RBP: 0000000000000000 R08: ff311a0cc318ad90 R09: ff311a0cc47d2030
[    2.548026] R10: ff311a0cc47e1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.548066] R13: 0000000000000010 R14: ff311a0cc47e1000 R15: ff311a0cc33df300
[    2.548113] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.548156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.548190] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.548233] PKRU: 55555554
[    2.548247] Call Trace:
[    2.548261]  <TASK>
[    2.548276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.548296]  register_netdevice (net/core/dev.c:11488)
[    2.548318]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.548340]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.548365]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.548387]  ops_init (net/core/net_namespace.c:137)
[    2.548410]  setup_net (net/core/net_namespace.c:446)
[    2.548433]  copy_net_ns (net/core/net_namespace.c:579)
[    2.548456]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.548487]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.548513]  ksys_unshare (kernel/fork.c:3243)
[    2.548536]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.548559]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.548581]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.548609] RIP: 0033:0x7f8dec06dbcb
[    2.548629] 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
[    2.548733] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.548770] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.548814] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.548859] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.548902] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.548945] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.549093] ------------[ cut here ]------------
| [    2.549121] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.549171] Modules linked in:
| [    2.549249] Tainted: [W]=WARN
[    2.549272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.549306] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.549336] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.549433] RSP: 0018:ff774936004ffca8 EFLAGS: 00010286
[    2.549464] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.549506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dfb00
[    2.549543] RBP: 0000000000000000 R08: ff311a0cc318a010 R09: ff311a0cc47e5034
[    2.549586] R10: ff311a0cc47e0120 R11: fefefefefefefeff R12: 0000000000000000
[    2.549633] R13: 0000000000000010 R14: ff311a0cc47e0000 R15: ff311a0cc33dfb00
[    2.549675] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.549722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.549764] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.549817] PKRU: 55555554
[    2.549833] Call Trace:
[    2.549849]  <TASK>
[    2.549864]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.549887]  register_netdevice (net/core/dev.c:11488)
[    2.549907]  register_netdev (net/core/dev.c:11552)
[    2.549927]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.549952]  ops_init (net/core/net_namespace.c:137)
[    2.549971]  setup_net (net/core/net_namespace.c:446)
[    2.549991]  copy_net_ns (net/core/net_namespace.c:579)
[    2.550014]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.550044]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.550073]  ksys_unshare (kernel/fork.c:3243)
[    2.550096]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.550117]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.550137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.550167] RIP: 0033:0x7f8dec06dbcb
[    2.550188] 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
[    2.550289] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.550332] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.550371] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.550412] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.550456] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.550498] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.550617] ------------[ cut here ]------------
| [    2.550645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.550698] Modules linked in:
| [    2.550794] Tainted: [W]=WARN
[    2.550816] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.550843] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.550874] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.550974] RSP: 0018:ff774936004ffca0 EFLAGS: 00010286
[    2.551002] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.551044] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bf800
[    2.551086] RBP: 0000000000000000 R08: ff311a0cc3140e90 R09: ff311a0cc47f2030
[    2.551119] R10: ff311a0cc47e5120 R11: fefefefefefefeff R12: 0000000000000000
[    2.551162] R13: 0000000000000010 R14: ff311a0cc47e5000 R15: ff311a0cc31bf800
[    2.551206] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.551250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.551286] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.551327] PKRU: 55555554
[    2.551341] Call Trace:
[    2.551356]  <TASK>
[    2.551368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.551390]  register_netdevice (net/core/dev.c:11488)
[    2.551412]  register_netdev (net/core/dev.c:11552)
[    2.551434]  sit_init_net (net/ipv6/sit.c:1860)
[    2.551456]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.551479]  ops_init (net/core/net_namespace.c:137)
[    2.551501]  setup_net (net/core/net_namespace.c:446)
[    2.551524]  copy_net_ns (net/core/net_namespace.c:579)
[    2.551546]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.551576]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.551606]  ksys_unshare (kernel/fork.c:3243)
[    2.551627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.551649]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.551667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.551697] RIP: 0033:0x7f8dec06dbcb
[    2.551722] 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
[    2.551838] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.551878] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.551922] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.551966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.552008] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.552052] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.552185] ------------[ cut here ]------------
| [    2.552212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/230
| [    2.552262] Modules linked in:
| [    2.552342] Tainted: [W]=WARN
[    2.552363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.552400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.552431] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.552531] RSP: 0018:ff774936004ffca8 EFLAGS: 00010286
[    2.552560] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.552605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd100
[    2.552649] RBP: 0000000000000000 R08: ff311a0cc44de810 R09: ff311a0cc47f7030
[    2.552690] R10: ff311a0cc47f2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.552737] R13: 0000000000000010 R14: ff311a0cc47f2000 R15: ff311a0cc33dd100
[    2.552787] FS:  00007f8debdab840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.552832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.552868] CR2: 00007f8debfacc20 CR3: 00000000046d6005 CR4: 0000000000771ef0
[    2.552911] PKRU: 55555554
[    2.552923] Call Trace:
[    2.552937]  <TASK>
[    2.552951]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.552971]  register_netdevice (net/core/dev.c:11488)
[    2.552994]  register_netdev (net/core/dev.c:11552)
[    2.553017]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.553039]  ops_init (net/core/net_namespace.c:137)
[    2.553061]  setup_net (net/core/net_namespace.c:446)
[    2.553083]  copy_net_ns (net/core/net_namespace.c:579)
[    2.553104]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.553133]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.553161]  ksys_unshare (kernel/fork.c:3243)
[    2.553181]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.553203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.553223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.553251] RIP: 0033:0x7f8dec06dbcb
[    2.553272] 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
[    2.553369] RSP: 002b:00007fffc6e5e098 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.553411] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8dec06dbcb
[    2.553446] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.553483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.553522] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc6e602c0
[    2.553563] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc6e608a3
| [    2.556587] ------------[ cut here ]------------
| [    2.556616] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/231
| [    2.556672] Modules linked in:
| [    2.556765] Tainted: [W]=WARN
[    2.556788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.556824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.556852] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.556950] RSP: 0018:ff77493600507720 EFLAGS: 00010286
[    2.556980] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.557025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc316b900
[    2.557067] RBP: 0000000000000000 R08: ff311a0cc318ab50 R09: ff311a0cc5e1b02c
[    2.557108] R10: ff311a0cc5e1d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.557153] R13: 0000000000000010 R14: ff311a0cc5e1d000 R15: ff311a0cc316b900
[    2.557198] FS:  00007fea50faa840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.557244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.557272] CR2: 000000003d7b8988 CR3: 0000000005de3002 CR4: 0000000000771ef0
[    2.557318] PKRU: 55555554
[    2.557330] Call Trace:
[    2.557343]  <TASK>
[    2.557359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.557382]  __dev_notify_flags (net/core/dev.c:9787)
[    2.557406]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.557424]  netif_change_flags (net/core/dev.c:9820)
[    2.557446]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.557474]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.557505]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.557529]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.557549]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.557573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.557597]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.557621]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.557653]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.557675]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.557698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.557725]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.557750]  ___sys_sendmsg (net/socket.c:2752)
[    2.557774]  __sys_sendmsg (net/socket.c:2784)
[    2.557795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.557820]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.557848] RIP: 0033:0x7fea511e408e
[    2.557869] 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
[    2.557967] RSP: 002b:00007ffdb8e21500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.558010] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea511e408e
[    2.558047] RDX: 0000000000000000 RSI: 00007ffdb8e215b0 RDI: 0000000000000005
[    2.558089] RBP: 00007ffdb8e21510 R08: 0000000000000000 R09: 0000000000000000
[    2.558133] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.558175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb8e21c80
| [    2.576421] ------------[ cut here ]------------
| [    2.576451] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/236
| [    2.576509] Modules linked in:
| [    2.576592] Tainted: [W]=WARN
[    2.576617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.576653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.576681] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.576783] RSP: 0018:ff7749360052f5f0 EFLAGS: 00010286
[    2.576812] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.576856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33d8800
[    2.576906] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5f42034
[    2.576947] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.576989] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc33d8800
[    2.577033] FS:  00007f7a348e9840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.577078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.577115] CR2: 00007f7a34c50f6d CR3: 0000000005df7002 CR4: 0000000000771ef0
[    2.577150] PKRU: 55555554
[    2.577165] Call Trace:
[    2.577181]  <TASK>
[    2.577196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.577219]  __dev_notify_flags (net/core/dev.c:9787)
[    2.577244]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.577266]  veth_newlink (drivers/net/veth.c:1871)
[    2.577291]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.577314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.577355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.577375]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.577409]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.577434]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.577458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.577481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.577503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.577527]  ___sys_sendmsg (net/socket.c:2752)
[    2.577550]  __sys_sendmsg (net/socket.c:2784)
[    2.577571]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.577594]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.577621] RIP: 0033:0x7f7a34b2308e
[    2.577643] 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
[    2.577746] RSP: 002b:00007ffe81135950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.577790] RAX: ffffffffffffffda RBX: 00007ffe811360f8 RCX: 00007f7a34b2308e
[    2.577831] RDX: 0000000000000000 RSI: 00007ffe81135a00 RDI: 0000000000000005
[    2.577868] RBP: 00007ffe81135960 R08: 0000000000000000 R09: 0000000000000000
[    2.577908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.577949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe811360d0
| [    2.578119] ------------[ cut here ]------------
| [    2.578147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/236
| [    2.578200] Modules linked in:
| [    2.578278] Tainted: [W]=WARN
[    2.578300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.578332] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.578360] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.578459] RSP: 0018:ff7749360052f870 EFLAGS: 00010286
[    2.578488] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.578527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.578577] RBP: 0000000000000000 R08: ff311a0cc45391d0 R09: ff311a0cc5f47030
[    2.578618] R10: ff311a0cc47f7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.578662] R13: 0000000000000010 R14: ff311a0cc47f7000 R15: ff311a0cc33de700
[    2.578704] FS:  00007f7a348e9840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.578753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.578790] CR2: 00007f7a34c50f6d CR3: 0000000005df7002 CR4: 0000000000771ef0
[    2.578832] PKRU: 55555554
[    2.578848] Call Trace:
[    2.578863]  <TASK>
[    2.578879]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.578903]  __dev_notify_flags (net/core/dev.c:9787)
[    2.578926]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.578951]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.578973]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.579002]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.579025]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.579055]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.579085]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.579104]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.579127]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.579151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.579173]  ___sys_sendmsg (net/socket.c:2752)
[    2.579192]  __sys_sendmsg (net/socket.c:2784)
[    2.579213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.579235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.579267] RIP: 0033:0x7f7a34b2308e
[    2.579285] 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
[    2.579389] RSP: 002b:00007ffe81135950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.579435] RAX: ffffffffffffffda RBX: 00007ffe811360f8 RCX: 00007f7a34b2308e
[    2.579476] RDX: 0000000000000000 RSI: 00007ffe81135a00 RDI: 0000000000000005
[    2.579522] RBP: 00007ffe81135960 R08: 0000000000000000 R09: 0000000000000000
[    2.579561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.579605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe811360d0
| [    2.590736] ------------[ cut here ]------------
| [    2.590781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/237
| [    2.590842] Modules linked in:
| [    2.590932] Tainted: [W]=WARN
[    2.590952] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.590989] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.591018] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.591116] RSP: 0018:ff774936005376d8 EFLAGS: 00010286
[    2.591142] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.591183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.591226] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc47ef834
[    2.591266] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: ff7749360053778c
[    2.591313] R13: 0000000000000011 R14: ff311a0cc47f6000 R15: ff311a0cc31be000
[    2.591358] FS:  00007f881146b840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.591404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.591440] CR2: 0000000001faa988 CR3: 0000000005dfb006 CR4: 0000000000771ef0
[    2.591484] PKRU: 55555554
[    2.591499] Call Trace:
[    2.591512]  <TASK>
[    2.591528]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.591552]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.591582]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.591604]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.591629]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.591661]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.591681]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.591704]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.591737]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.591762]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.591783]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.591810]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.591833]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.591859]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.591883]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.591911]  ___sys_sendmsg (net/socket.c:2752)
[    2.591932]  __sys_sendmsg (net/socket.c:2784)
[    2.591954]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.591976]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.592006] RIP: 0033:0x7f88116a508e
[    2.592029] 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
[    2.592124] RSP: 002b:00007ffc869d7700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.592167] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f88116a508e
[    2.592200] RDX: 0000000000000000 RSI: 00007ffc869d77b0 RDI: 0000000000000005
[    2.592245] RBP: 00007ffc869d7710 R08: 0000000000000000 R09: 0000000000000000
[    2.592286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.592327] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc869d7e80
| [    2.592455] ------------[ cut here ]------------
| [    2.592483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/237
| [    2.592534] Modules linked in:
| [    2.592612] Tainted: [W]=WARN
[    2.592633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.592667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.592697] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.592802] RSP: 0018:ff774936005376c8 EFLAGS: 00010286
[    2.592825] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.592870] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.592910] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5e1b034
[    2.592950] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.592992] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc31be000
[    2.593033] FS:  00007f881146b840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.593074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.593111] CR2: 0000000001faa988 CR3: 0000000005dfb006 CR4: 0000000000771ef0
[    2.593153] PKRU: 55555554
[    2.593168] Call Trace:
[    2.593180]  <TASK>
[    2.593196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.593219]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.593249]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.593269]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.593290]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.593320]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.593344]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.593362]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.593395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.593419]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.593442]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.593474]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.593497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.593521]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.593542]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.593564]  ___sys_sendmsg (net/socket.c:2752)
[    2.593588]  __sys_sendmsg (net/socket.c:2784)
[    2.593609]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.593630]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.593657] RIP: 0033:0x7f88116a508e
[    2.593678] 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
[    2.593784] RSP: 002b:00007ffc869d7700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.593829] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f88116a508e
[    2.593870] RDX: 0000000000000000 RSI: 00007ffc869d77b0 RDI: 0000000000000005
[    2.593915] RBP: 00007ffc869d7710 R08: 0000000000000000 R09: 0000000000000000
[    2.593959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.594000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc869d7e80
| [    2.599921] ------------[ cut here ]------------
| [    2.599953] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/239
| [    2.600001] Modules linked in:
| [    2.600089] Tainted: [W]=WARN
[    2.600110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.600142] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.600170] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.600267] RSP: 0018:ff77493600547720 EFLAGS: 00010286
[    2.600294] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.600341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.600379] RBP: 0000000000000000 R08: ff311a0cc45391d0 R09: ff311a0cc5e1b030
[    2.600418] R10: ff311a0cc47f7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.600458] R13: 0000000000000010 R14: ff311a0cc47f7000 R15: ff311a0cc31be000
[    2.600503] FS:  00007fab7a5a7840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.600549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.600586] CR2: 0000000000e3d988 CR3: 0000000005dfa002 CR4: 0000000000771ef0
[    2.600629] PKRU: 55555554
[    2.600645] Call Trace:
[    2.600658]  <TASK>
[    2.600678]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.600701]  __dev_notify_flags (net/core/dev.c:9787)
[    2.600727]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.600756]  netif_change_flags (net/core/dev.c:9820)
[    2.600780]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.600802]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.600831]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.600855]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.600877]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.600905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.600927]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.600951]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.600985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.601007]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.601030]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.601052]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.601073]  ___sys_sendmsg (net/socket.c:2752)
[    2.601095]  __sys_sendmsg (net/socket.c:2784)
[    2.601116]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.601137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.601165] RIP: 0033:0x7fab7a7e108e
[    2.601194] 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
[    2.601296] RSP: 002b:00007ffc25d1c410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.601345] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab7a7e108e
[    2.601386] RDX: 0000000000000000 RSI: 00007ffc25d1c4c0 RDI: 0000000000000005
[    2.601427] RBP: 00007ffc25d1c420 R08: 0000000000000000 R09: 0000000000000000
[    2.601466] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.601504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc25d1cb90
| [    2.608044] ------------[ cut here ]------------
| [    2.608079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/241
| [    2.608127] Modules linked in:
| [    2.608204] Tainted: [W]=WARN
[    2.608225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.608262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.608291] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.608378] RSP: 0018:ff77493600557870 EFLAGS: 00010286
[    2.608404] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.608442] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd200
[    2.608478] RBP: 0000000000000000 R08: ff311a0cc454e990 R09: ff311a0cc5f44030
[    2.608518] R10: ff311a0cc5f47120 R11: fefefefefefefeff R12: 0000000000000000
[    2.608564] R13: 0000000000000010 R14: ff311a0cc5f47000 R15: ff311a0cc33dd200
[    2.608606] FS:  00007f2ad4fad840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.608645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.608678] CR2: 00000000004a2860 CR3: 00000000046ce006 CR4: 0000000000771ef0
[    2.608725] PKRU: 55555554
[    2.608744] Call Trace:
[    2.608762]  <TASK>
[    2.608778]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.608805]  __dev_notify_flags (net/core/dev.c:9787)
[    2.608828]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.608849]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.608873]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.608894]  ? kvfree_call_rcu (mm/slab_common.c:1608 mm/slab_common.c:1957)
[    2.608916]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.608943]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.608965]  ? ovl_dentry_init_flags (./include/linux/spinlock.h:342 fs/overlayfs/util.c:196)
[    2.608995]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.609024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.609046]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.609067]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.609089]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.609111]  ___sys_sendmsg (net/socket.c:2752)
[    2.609134]  __sys_sendmsg (net/socket.c:2784)
[    2.609155]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.609180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.609208] RIP: 0033:0x7f2ad51e708e
[    2.609229] 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
[    2.609319] RSP: 002b:00007ffedb82a510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.609358] RAX: ffffffffffffffda RBX: 00007ffedb82acb8 RCX: 00007f2ad51e708e
[    2.609401] RDX: 0000000000000000 RSI: 00007ffedb82a5c0 RDI: 0000000000000005
[    2.609441] RBP: 00007ffedb82a520 R08: 0000000000000000 R09: 0000000000000000
[    2.609482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.609525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedb82ac90
| [    2.612794] ------------[ cut here ]------------
| [    2.612856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/242
| [    2.612944] Modules linked in:
| [    2.613093] Tainted: [W]=WARN
[    2.613153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.613220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.613288] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.613409] RSP: 0018:ff7749360055f720 EFLAGS: 00010286
[    2.613476] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.613554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de200
[    2.613632] RBP: 0000000000000000 R08: ff311a0cc454e990 R09: ff311a0cc5d35030
[    2.613709] R10: ff311a0cc5f47120 R11: fefefefefefefeff R12: 0000000000000000
[    2.613795] R13: 0000000000000010 R14: ff311a0cc5f47000 R15: ff311a0cc33de200
[    2.613878] FS:  00007f09f6f47840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.613960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.614031] CR2: 0000000033a98988 CR3: 00000000046e8001 CR4: 0000000000771ef0
[    2.614110] PKRU: 55555554
[    2.614162] Call Trace:
[    2.614214]  <TASK>
[    2.614265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.614329]  __dev_notify_flags (net/core/dev.c:9787)
[    2.614391]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.614455]  netif_change_flags (net/core/dev.c:9820)
[    2.614517]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.614580]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.614649]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.614712]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.614784]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.614851]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.614914]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.614976]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.615045]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.615103]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.615166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.615228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.615290]  ___sys_sendmsg (net/socket.c:2752)
[    2.615353]  __sys_sendmsg (net/socket.c:2784)
[    2.615412]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.615473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.615541] RIP: 0033:0x7f09f718108e
[    2.615602] 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
[    2.615734] RSP: 002b:00007ffee40e3030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.615819] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f09f718108e
[    2.615898] RDX: 0000000000000000 RSI: 00007ffee40e30e0 RDI: 0000000000000005
[    2.615976] RBP: 00007ffee40e3040 R08: 0000000000000000 R09: 0000000000000000
[    2.616054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.616132] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee40e37b0
| [    2.627134] ------------[ cut here ]------------
| [    2.627167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/245
| [    2.627215] Modules linked in:
| [    2.627296] Tainted: [W]=WARN
[    2.627315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.627351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.627382] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.627475] RSP: 0018:ff77493600577658 EFLAGS: 00010286
[    2.627508] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.627547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.627588] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5f44034
[    2.627628] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.627668] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc33de700
[    2.627708] FS:  00007f4ff07e2840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.627762] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.627795] CR2: 00007f4ff0ab21a0 CR3: 0000000005e07006 CR4: 0000000000771ef0
[    2.627836] PKRU: 55555554
[    2.627851] Call Trace:
[    2.627870]  <TASK>
[    2.627888]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.627910]  notifier_call_chain (kernel/notifier.c:85)
[    2.627933]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.627963]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.627988]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.628011]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.628033]  do_set_master (net/core/rtnetlink.c:3011)
[    2.628055]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.628077]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.628106]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.628128]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.628150]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.628178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.628198]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.628220]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.628250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.628272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.628296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.628318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.628345]  ___sys_sendmsg (net/socket.c:2752)
[    2.628371]  __sys_sendmsg (net/socket.c:2784)
[    2.628393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.628414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.628447] RIP: 0033:0x7f4ff0a1c08e
[    2.628472] 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
[    2.628561] RSP: 002b:00007ffcc82de980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.628606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4ff0a1c08e
[    2.628647] RDX: 0000000000000000 RSI: 00007ffcc82dea30 RDI: 0000000000000005
[    2.628688] RBP: 00007ffcc82de990 R08: 0000000000000000 R09: 0000000000000000
[    2.628729] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.628770] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc82df100
| [    2.634930] ------------[ cut here ]------------
| [    2.634961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/247
| [    2.635014] Modules linked in:
| [    2.635090] Tainted: [W]=WARN
[    2.635111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.635145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.635175] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.635267] RSP: 0018:ff77493600587720 EFLAGS: 00010286
[    2.635292] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.635335] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.635376] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5f44034
[    2.635418] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.635457] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc33de700
[    2.635495] FS:  00007f8eb6ec1840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.635539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.635573] CR2: 00007f8eb71911a0 CR3: 0000000005f8b002 CR4: 0000000000771ef0
[    2.635617] PKRU: 55555554
[    2.635632] Call Trace:
[    2.635648]  <TASK>
[    2.635663]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.635688]  __dev_notify_flags (net/core/dev.c:9787)
[    2.635710]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.635737]  netif_change_flags (net/core/dev.c:9820)
[    2.635764]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.635787]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.635815]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.635839]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.635861]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.635889]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.635916]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.635938]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.635965]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.635987]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.636010]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.636032]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.636054]  ___sys_sendmsg (net/socket.c:2752)
[    2.636076]  __sys_sendmsg (net/socket.c:2784)
[    2.636102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.636123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.636151] RIP: 0033:0x7f8eb70fb08e
[    2.636171] 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
[    2.636255] RSP: 002b:00007ffdb72971d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.636292] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8eb70fb08e
[    2.636332] RDX: 0000000000000000 RSI: 00007ffdb7297280 RDI: 0000000000000005
[    2.636374] RBP: 00007ffdb72971e0 R08: 0000000000000000 R09: 0000000000000000
[    2.636413] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.636454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb7297950
| [    2.636634] ------------[ cut here ]------------
| [    2.636661] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    2.636712] Modules linked in:
| [    2.636798] Tainted: [W]=WARN
[    2.636820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.636852] Workqueue: events_unbound linkwatch_event
[    2.636884] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.636914] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.637002] RSP: 0018:ff77493600247d50 EFLAGS: 00010286
[    2.637031] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.637070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.637107] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5f44034
[    2.637144] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.637191] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc33de700
[    2.637232] FS:  0000000000000000(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.637275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.637305] CR2: 00007f8eb6f8e574 CR3: 0000000037e47003 CR4: 0000000000771ef0
[    2.637343] PKRU: 55555554
[    2.637361] Call Trace:
[    2.637375]  <TASK>
[    2.637387]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.637408]  netif_state_change (net/core/dev.c:1605)
[    2.637429]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.637450]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.637479]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.637500]  process_one_work (kernel/workqueue.c:3314)
[    2.637521]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.637543]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.637564]  kthread (kernel/kthread.c:436)
[    2.637585]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.637607]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.637629]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.637648]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.637726] ------------[ cut here ]------------
| [    2.637757] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 1/65
| [    2.637808] Modules linked in:
| [    2.637880] Tainted: [W]=WARN
[    2.637898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.637931] Workqueue: events_unbound linkwatch_event
[    2.637957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.637982] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.638069] RSP: 0018:ff77493600247d50 EFLAGS: 00010286
[    2.638095] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.638137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.638178] RBP: 0000000000000000 R08: ff311a0cc45391d0 R09: ff311a0cc5f44030
[    2.638216] R10: ff311a0cc47f7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.638254] R13: 0000000000000010 R14: ff311a0cc47f7000 R15: ff311a0cc33de700
[    2.638295] FS:  0000000000000000(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.638335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.638369] CR2: 00007f8eb6f8e574 CR3: 0000000037e47003 CR4: 0000000000771ef0
[    2.638410] PKRU: 55555554
[    2.638428] Call Trace:
[    2.638442]  <TASK>
[    2.638454]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.638476]  netif_state_change (net/core/dev.c:1605)
[    2.638498]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.638520]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.638549]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.638570]  process_one_work (kernel/workqueue.c:3314)
[    2.638590]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.638611]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.638631]  kthread (kernel/kthread.c:436)
[    2.638653]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.638675]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.638696]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.638723]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.658150] ------------[ cut here ]------------
| [    2.658190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/252
| [    2.658241] Modules linked in:
| [    2.658321] Tainted: [W]=WARN
[    2.658343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.658377] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.658408] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.658500] RSP: 0018:ff774936005af5f0 EFLAGS: 00010286
[    2.658530] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.658572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd200
[    2.658609] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5f4f034
[    2.658651] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.658689] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc33dd200
[    2.658737] FS:  00007f095ebb9840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.658785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.658819] CR2: 00007f095ef20f6d CR3: 0000000005c4a006 CR4: 0000000000771ef0
[    2.658860] PKRU: 55555554
[    2.658875] Call Trace:
[    2.658890]  <TASK>
[    2.658905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.658928]  __dev_notify_flags (net/core/dev.c:9787)
[    2.658950]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.658974]  veth_newlink (drivers/net/veth.c:1871)
[    2.658998]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.659021]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.659049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.659072]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.659101]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.659132]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.659154]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.659177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.659200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.659222]  ___sys_sendmsg (net/socket.c:2752)
[    2.659250]  __sys_sendmsg (net/socket.c:2784)
[    2.659272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.659294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.659323] RIP: 0033:0x7f095edf308e
[    2.659351] 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
[    2.659447] RSP: 002b:00007ffd36470090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.659491] RAX: ffffffffffffffda RBX: 00007ffd36470838 RCX: 00007f095edf308e
[    2.659532] RDX: 0000000000000000 RSI: 00007ffd36470140 RDI: 0000000000000005
[    2.659575] RBP: 00007ffd364700a0 R08: 0000000000000000 R09: 0000000000000000
[    2.659614] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.659651] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36470810
| [    2.659834] ------------[ cut here ]------------
| [    2.659862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/252
| [    2.659910] Modules linked in:
| [    2.659985] Tainted: [W]=WARN
[    2.660004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.660036] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.660063] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.660154] RSP: 0018:ff774936005af870 EFLAGS: 00010286
[    2.660183] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.660221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd200
[    2.660262] RBP: 0000000000000000 R08: ff311a0cc1cfc1d0 R09: ff311a0cc5f4c030
[    2.660300] R10: ff311a0cc5f44120 R11: fefefefefefefeff R12: 0000000000000000
[    2.660339] R13: 0000000000000010 R14: ff311a0cc5f44000 R15: ff311a0cc33dd200
[    2.660380] FS:  00007f095ebb9840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.660426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.660459] CR2: 00007f095ef20f6d CR3: 0000000005c4a006 CR4: 0000000000771ef0
[    2.660498] PKRU: 55555554
[    2.660515] Call Trace:
[    2.660527]  <TASK>
[    2.660543]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.660565]  __dev_notify_flags (net/core/dev.c:9787)
[    2.660589]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.660612]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.660635]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.660664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.660686]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.660715]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.660750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.660772]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.660795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.660818]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.660840]  ___sys_sendmsg (net/socket.c:2752)
[    2.660862]  __sys_sendmsg (net/socket.c:2784)
[    2.660881]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.660905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.660931] RIP: 0033:0x7f095edf308e
[    2.660953] 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
[    2.661040] RSP: 002b:00007ffd36470090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.661079] RAX: ffffffffffffffda RBX: 00007ffd36470838 RCX: 00007f095edf308e
[    2.661119] RDX: 0000000000000000 RSI: 00007ffd36470140 RDI: 0000000000000005
[    2.661160] RBP: 00007ffd364700a0 R08: 0000000000000000 R09: 0000000000000000
[    2.661202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.661244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36470810
| [    2.674729] ------------[ cut here ]------------
| [    2.674778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/253
| [    2.674828] Modules linked in:
| [    2.674909] Tainted: [W]=WARN
[    2.674929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.674968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.674999] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.675093] RSP: 0018:ff774936005b76d8 EFLAGS: 00010286
[    2.675123] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.675163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.675205] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5e8a834
[    2.675248] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: ff774936005b778c
[    2.675286] R13: 0000000000000011 R14: ff311a0cc5f4b000 R15: ff311a0cc31be000
[    2.675326] FS:  00007f0175fa4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.675370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.675409] CR2: 0000000012f8d988 CR3: 0000000005f9b001 CR4: 0000000000771ef0
[    2.675452] PKRU: 55555554
[    2.675465] Call Trace:
[    2.675478]  <TASK>
[    2.675494]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.675516]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.675544]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.675565]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.675587]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.675616]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.675638]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.675661]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.675687]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.675710]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.675737]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.675772]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.675795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.675817]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.675839]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.675861]  ___sys_sendmsg (net/socket.c:2752)
[    2.675884]  __sys_sendmsg (net/socket.c:2784)
[    2.675907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.675929]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.675958] RIP: 0033:0x7f01761de08e
[    2.675979] 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
[    2.676070] RSP: 002b:00007ffef4c265c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.676112] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f01761de08e
[    2.676155] RDX: 0000000000000000 RSI: 00007ffef4c26670 RDI: 0000000000000005
[    2.676194] RBP: 00007ffef4c265d0 R08: 0000000000000000 R09: 0000000000000000
[    2.676239] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.676281] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef4c26d40
| [    2.676403] ------------[ cut here ]------------
| [    2.676432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/253
| [    2.676483] Modules linked in:
| [    2.676558] Tainted: [W]=WARN
[    2.676576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.676609] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.676641] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.676735] RSP: 0018:ff774936005b76c8 EFLAGS: 00010286
[    2.676767] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.676808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.676855] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5e1b034
[    2.676897] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.676938] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc31be000
[    2.676979] FS:  00007f0175fa4840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.677022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.677054] CR2: 0000000012f8d988 CR3: 0000000005f9b001 CR4: 0000000000771ef0
[    2.677090] PKRU: 55555554
[    2.677108] Call Trace:
[    2.677123]  <TASK>
[    2.677136]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.677156]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.677185]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.677208]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.677232]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.677262]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.677282]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.677305]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.677334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.677357]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.677379]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.677408]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.677428]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.677452]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.677475]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.677499]  ___sys_sendmsg (net/socket.c:2752)
[    2.677522]  __sys_sendmsg (net/socket.c:2784)
[    2.677545]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.677567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.677595] RIP: 0033:0x7f01761de08e
[    2.677618] 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
[    2.677704] RSP: 002b:00007ffef4c265c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.677759] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f01761de08e
[    2.677799] RDX: 0000000000000000 RSI: 00007ffef4c26670 RDI: 0000000000000005
[    2.677836] RBP: 00007ffef4c265d0 R08: 0000000000000000 R09: 0000000000000000
[    2.677875] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.677916] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef4c26d40
| [    2.683939] ------------[ cut here ]------------
| [    2.683974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/255
| [    2.684023] Modules linked in:
| [    2.684101] Tainted: [W]=WARN
[    2.684125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.684161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.684189] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.684280] RSP: 0018:ff774936005c7720 EFLAGS: 00010286
[    2.684305] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.684353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd200
[    2.684391] RBP: 0000000000000000 R08: ff311a0cc1cfc1d0 R09: ff311a0cc5f4c030
[    2.684435] R10: ff311a0cc5f44120 R11: fefefefefefefeff R12: 0000000000000000
[    2.684474] R13: 0000000000000010 R14: ff311a0cc5f44000 R15: ff311a0cc33dd200
[    2.684514] FS:  00007f80ad413840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.684556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.684587] CR2: 000000000d565988 CR3: 0000000005fb3002 CR4: 0000000000771ef0
[    2.684627] PKRU: 55555554
[    2.684642] Call Trace:
[    2.684655]  <TASK>
[    2.684673]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.684695]  __dev_notify_flags (net/core/dev.c:9787)
[    2.684723]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.684751]  netif_change_flags (net/core/dev.c:9820)
[    2.684773]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.684794]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.684824]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.684846]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.684868]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.684895]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.684915]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.684937]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.684966]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.684987]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.685009]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.685033]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.685055]  ___sys_sendmsg (net/socket.c:2752)
[    2.685078]  __sys_sendmsg (net/socket.c:2784)
[    2.685102]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.685123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.685150] RIP: 0033:0x7f80ad64d08e
[    2.685175] 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
[    2.685268] RSP: 002b:00007ffec6f8d840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.685306] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f80ad64d08e
[    2.685347] RDX: 0000000000000000 RSI: 00007ffec6f8d8f0 RDI: 0000000000000005
[    2.685386] RBP: 00007ffec6f8d850 R08: 0000000000000000 R09: 0000000000000000
[    2.685426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.685471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec6f8dfc0
| [    2.691617] ------------[ cut here ]------------
| [    2.691678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/257
| [    2.691784] Modules linked in:
| [    2.691939] Tainted: [W]=WARN
[    2.691997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.692069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.692135] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.692262] RSP: 0018:ff774936005d7870 EFLAGS: 00010286
[    2.692329] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.692409] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.692486] RBP: 0000000000000000 R08: ff311a0cc44e9f10 R09: ff311a0cc5d4a030
[    2.692564] R10: ff311a0cc5d35120 R11: fefefefefefefeff R12: 0000000000000000
[    2.692641] R13: 0000000000000010 R14: ff311a0cc5d35000 R15: ff311a0cc33de100
[    2.692729] FS:  00007f169963c840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.692809] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.692884] CR2: 00000000004a2860 CR3: 0000000005f26006 CR4: 0000000000771ef0
[    2.692964] PKRU: 55555554
[    2.693013] Call Trace:
[    2.693062]  <TASK>
[    2.693112]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.693175]  __dev_notify_flags (net/core/dev.c:9787)
[    2.693236]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.693298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.693358]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.693420]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.693488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.693549]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.693621]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.693689]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.693764]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.693826]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.693888]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.693950]  ___sys_sendmsg (net/socket.c:2752)
[    2.694014]  __sys_sendmsg (net/socket.c:2784)
[    2.694075]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.694137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.694207] RIP: 0033:0x7f169987608e
[    2.694268] 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
[    2.694390] RSP: 002b:00007ffe2267e750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.694472] RAX: ffffffffffffffda RBX: 00007ffe2267eef8 RCX: 00007f169987608e
[    2.694550] RDX: 0000000000000000 RSI: 00007ffe2267e800 RDI: 0000000000000005
[    2.694627] RBP: 00007ffe2267e760 R08: 0000000000000000 R09: 0000000000000000
[    2.694706] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.694794] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2267eed0
| [    2.697918] ------------[ cut here ]------------
| [    2.697951] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/258
| [    2.698003] Modules linked in:
| [    2.698078] Tainted: [W]=WARN
[    2.698100] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.698137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.698167] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.698259] RSP: 0018:ff774936005df720 EFLAGS: 00010286
[    2.698289] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.698334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd200
[    2.698372] RBP: 0000000000000000 R08: ff311a0cc44e9f10 R09: ff311a0cc5f4c030
[    2.698409] R10: ff311a0cc5d35120 R11: fefefefefefefeff R12: 0000000000000000
[    2.698450] R13: 0000000000000010 R14: ff311a0cc5d35000 R15: ff311a0cc33dd200
[    2.698496] FS:  00007fbd92180840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.698542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.698576] CR2: 00007fbd924501a0 CR3: 00000000071f3001 CR4: 0000000000771ef0
[    2.698614] PKRU: 55555554
[    2.698629] Call Trace:
[    2.698643]  <TASK>
[    2.698658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.698682]  __dev_notify_flags (net/core/dev.c:9787)
[    2.698703]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.698729]  netif_change_flags (net/core/dev.c:9820)
[    2.698757]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.698779]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.698810]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.698834]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.698855]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.698886]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.698908]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.698934]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.698962]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.698990]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.699012]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.699035]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.699056]  ___sys_sendmsg (net/socket.c:2752)
[    2.699081]  __sys_sendmsg (net/socket.c:2784)
[    2.699101]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.699123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.699153] RIP: 0033:0x7fbd923ba08e
[    2.699176] 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
[    2.699269] RSP: 002b:00007ffce2160e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.699310] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbd923ba08e
[    2.699352] RDX: 0000000000000000 RSI: 00007ffce2160f00 RDI: 0000000000000005
[    2.699393] RBP: 00007ffce2160e60 R08: 0000000000000000 R09: 0000000000000000
[    2.699432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.699474] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce21615d0
| [    2.710105] ------------[ cut here ]------------
| [    2.710139] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.710191] Modules linked in:
| [    2.710279] Tainted: [W]=WARN
[    2.710301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.710333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.710359] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.710447] RSP: 0018:ff774936005f7658 EFLAGS: 00010286
[    2.710481] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.710520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.710557] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5f4c034
[    2.710599] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.710639] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc33de700
[    2.710682] FS:  00007f508d963840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.710724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.710764] CR2: 0000000036351988 CR3: 0000000005f92003 CR4: 0000000000771ef0
[    2.710807] PKRU: 55555554
[    2.710828] Call Trace:
[    2.710844]  <TASK>
[    2.710860]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.710883]  notifier_call_chain (kernel/notifier.c:85)
[    2.710906]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.710935]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.710964]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.710986]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.711007]  do_set_master (net/core/rtnetlink.c:3011)
[    2.711027]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.711051]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.711079]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.711106]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.711127]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.711155]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.711178]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.711197]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.711227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.711249]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.711269]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.711292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.711314]  ___sys_sendmsg (net/socket.c:2752)
[    2.711337]  __sys_sendmsg (net/socket.c:2784)
[    2.711358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.711377]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.711404] RIP: 0033:0x7f508db9d08e
[    2.711426] 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
[    2.711517] RSP: 002b:00007ffd21cf1cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.711559] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f508db9d08e
[    2.711601] RDX: 0000000000000000 RSI: 00007ffd21cf1da0 RDI: 0000000000000005
[    2.711637] RBP: 00007ffd21cf1d00 R08: 0000000000000000 R09: 0000000000000000
[    2.711678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.711723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd21cf2470
| [    2.717671] ------------[ cut here ]------------
| [    2.717706] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/263
| [    2.717770] Modules linked in:
| [    2.717853] Tainted: [W]=WARN
[    2.717876] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.717916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.717946] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.718040] RSP: 0018:ff77493600607720 EFLAGS: 00010286
[    2.718067] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.718108] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.718149] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5e1b034
[    2.718193] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.718229] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc31be000
[    2.718272] FS:  00007efde69e9840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.718314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.718347] CR2: 0000000004e98988 CR3: 0000000007207006 CR4: 0000000000771ef0
[    2.718388] PKRU: 55555554
[    2.718407] Call Trace:
[    2.718422]  <TASK>
[    2.718435]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.718456]  __dev_notify_flags (net/core/dev.c:9787)
[    2.718477]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.718498]  netif_change_flags (net/core/dev.c:9820)
[    2.718520]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.718543]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.718572]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.718594]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.718615]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.718645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.718667]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.718692]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.718727]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.718752]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.718773]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.718793]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.718815]  ___sys_sendmsg (net/socket.c:2752)
[    2.718836]  __sys_sendmsg (net/socket.c:2784)
[    2.718857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.718879]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.718906] RIP: 0033:0x7efde6c2308e
[    2.718927] 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
[    2.719015] RSP: 002b:00007ffee9537bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.719059] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efde6c2308e
[    2.719097] RDX: 0000000000000000 RSI: 00007ffee9537c80 RDI: 0000000000000005
[    2.719135] RBP: 00007ffee9537be0 R08: 0000000000000000 R09: 0000000000000000
[    2.719177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.719217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee9538350
| [    2.719326] ------------[ cut here ]------------
| [    2.719363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    2.719420] Modules linked in:
| [    2.719497] Tainted: [W]=WARN
[    2.719518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.719551] Workqueue: events_unbound linkwatch_event
[    2.719580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.719608] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.719695] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.719731] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.719772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be700
[    2.719809] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5d21034
[    2.719854] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.719893] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc31be700
[    2.719932] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.719973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.720008] CR2: 000055bb0c238d5c CR3: 00000000031ed002 CR4: 0000000000771ef0
[    2.720049] PKRU: 55555554
[    2.720069] Call Trace:
[    2.720084]  <TASK>
[    2.720100]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.720123]  netif_state_change (net/core/dev.c:1605)
[    2.720145]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.720165]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.720193]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.720212]  process_one_work (kernel/workqueue.c:3314)
[    2.720235]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.720255]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.720279]  kthread (kernel/kthread.c:436)
[    2.720300]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.720321]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.720343]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.720365]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.720445] ------------[ cut here ]------------
| [    2.720473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/36
| [    2.720525] Modules linked in:
| [    2.720604] Tainted: [W]=WARN
[    2.720623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.720658] Workqueue: events_unbound linkwatch_event
[    2.720685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.720711] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.720811] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.720838] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.720875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de600
[    2.720919] RBP: 0000000000000000 R08: ff311a0cc1cfc1d0 R09: ff311a0cc5d21030
[    2.720961] R10: ff311a0cc5f44120 R11: fefefefefefefeff R12: 0000000000000000
[    2.721000] R13: 0000000000000010 R14: ff311a0cc5f44000 R15: ff311a0cc33de600
[    2.721043] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[    2.721082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.721116] CR2: 000055bb0c238d5c CR3: 00000000031ed002 CR4: 0000000000771ef0
[    2.721160] PKRU: 55555554
[    2.721176] Call Trace:
[    2.721189]  <TASK>
[    2.721209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.721231]  netif_state_change (net/core/dev.c:1605)
[    2.721252]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.721274]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.721303]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.721328]  process_one_work (kernel/workqueue.c:3314)
[    2.721349]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.721376]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.721397]  kthread (kernel/kthread.c:436)
[    2.721421]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.721443]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.721464]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.721486]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.734746] ------------[ cut here ]------------
| [    2.734812] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.734898] Modules linked in:
| [    2.735055] Tainted: [W]=WARN
[    2.735115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.735187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.735251] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.735376] RSP: 0018:ff77493600627cb8 EFLAGS: 00010286
[    2.735446] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.735523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.735600] RBP: 0000000000000000 R08: ff311a0cc18ddf50 R09: ff311a0cc5d5402c
[    2.735677] R10: ff311a0cc5d57120 R11: fefefefefefefeff R12: 0000000000000000
[    2.735767] R13: 0000000000000010 R14: ff311a0cc5d57000 R15: ff311a0cc33de100
[    2.735852] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.735934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.736006] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.736086] PKRU: 55555554
[    2.736136] Call Trace:
[    2.736188]  <TASK>
[    2.736238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.736299]  register_netdevice (net/core/dev.c:11488)
[    2.736360]  register_netdev (net/core/dev.c:11552)
[    2.736421]  loopback_net_init (drivers/net/loopback.c:218)
[    2.736482]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.736550]  ops_init (net/core/net_namespace.c:137)
[    2.736617]  setup_net (net/core/net_namespace.c:446)
[    2.736678]  copy_net_ns (net/core/net_namespace.c:579)
[    2.736751]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.736821]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.736888]  ksys_unshare (kernel/fork.c:3243)
[    2.736949]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.737009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.737071]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.737139] RIP: 0033:0x7fa28f710bcb
[    2.737201] 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
[    2.737323] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.737402] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.737481] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.737560] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.737637] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.737714] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.738016] ------------[ cut here ]------------
| [    2.738082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.738168] Modules linked in:
| [    2.738325] Tainted: [W]=WARN
[    2.738383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.738453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.738521] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.738646] RSP: 0018:ff77493600627c10 EFLAGS: 00010286
[    2.738713] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.738805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7a600
[    2.738881] RBP: 0000000000000000 R08: ff311a0cc4486f10 R09: ff311a0cc722d830
[    2.738960] R10: ff311a0cc5d54120 R11: fefefefefefefeff R12: 0000000000000000
[    2.739040] R13: 0000000000000010 R14: ff311a0cc5d54000 R15: ff311a0cc1d7a600
[    2.739123] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.739203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.739274] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.739353] PKRU: 55555554
[    2.739402] Call Trace:
[    2.739453]  <TASK>
[    2.739503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.739563]  register_netdevice (net/core/dev.c:11488)
[    2.739624]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.739685]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.739759]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.739820]  ops_init (net/core/net_namespace.c:137)
[    2.739881]  setup_net (net/core/net_namespace.c:446)
[    2.739939]  copy_net_ns (net/core/net_namespace.c:579)
[    2.740000]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.740070]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.740137]  ksys_unshare (kernel/fork.c:3243)
[    2.740200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.740261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.740323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.740389] RIP: 0033:0x7fa28f710bcb
[    2.740450] 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
[    2.740573] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.740651] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.740734] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.740819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.740895] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.740973] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.741211] ------------[ cut here ]------------
| [    2.741278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.741364] Modules linked in:
| [    2.741516] Tainted: [W]=WARN
[    2.741575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.741645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.741712] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.741847] RSP: 0018:ff77493600627bf0 EFLAGS: 00010286
[    2.741914] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.741990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc189cc00
[    2.742071] RBP: 0000000000000000 R08: ff311a0cc4486f50 R09: ff311a0cc722b830
[    2.742151] R10: ff311a0cc5d5b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.742224] R13: 0000000000000010 R14: ff311a0cc5d5b000 R15: ff311a0cc189cc00
[    2.742306] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.742387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.742457] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.742536] PKRU: 55555554
[    2.742586] Call Trace:
[    2.742636]  <TASK>
[    2.742686]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.742758]  register_netdevice (net/core/dev.c:11488)
[    2.742819]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.742880]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.742938]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.742998]  ops_init (net/core/net_namespace.c:137)
[    2.743058]  setup_net (net/core/net_namespace.c:446)
[    2.743120]  copy_net_ns (net/core/net_namespace.c:579)
[    2.743181]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.743247]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.743316]  ksys_unshare (kernel/fork.c:3243)
[    2.743377]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.743438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.743499]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.743561] RIP: 0033:0x7fa28f710bcb
[    2.743621] 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
[    2.743758] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.743835] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.743913] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.743991] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.744067] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.744145] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.744390] ------------[ cut here ]------------
| [    2.744460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.744551] Modules linked in:
| [    2.744702] Tainted: [W]=WARN
[    2.744774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.744845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.744909] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.745032] RSP: 0018:ff77493600627ca8 EFLAGS: 00010286
[    2.745100] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.745176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de300
[    2.745253] RBP: 0000000000000000 R08: ff311a0cc31dc1d0 R09: ff311a0cc5d5f034
[    2.745332] R10: ff311a0cc5d5a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.745410] R13: 0000000000000010 R14: ff311a0cc5d5a000 R15: ff311a0cc33de300
[    2.745497] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.745577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.745648] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.745745] PKRU: 55555554
[    2.745797] Call Trace:
[    2.745847]  <TASK>
[    2.745897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.745958]  register_netdevice (net/core/dev.c:11488)
[    2.746019]  register_netdev (net/core/dev.c:11552)
[    2.746078]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.746140]  ops_init (net/core/net_namespace.c:137)
[    2.746204]  setup_net (net/core/net_namespace.c:446)
[    2.746265]  copy_net_ns (net/core/net_namespace.c:579)
[    2.746327]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.746395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.746462]  ksys_unshare (kernel/fork.c:3243)
[    2.746523]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.746583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.746644]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.746711] RIP: 0033:0x7fa28f710bcb
[    2.746781] 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
[    2.746910] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.746989] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.747065] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.747143] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.747219] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.747296] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.747569] ------------[ cut here ]------------
| [    2.747635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.747728] Modules linked in:
| [    2.747881] Tainted: [W]=WARN
[    2.747940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.748010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.748081] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.748205] RSP: 0018:ff77493600627ca0 EFLAGS: 00010286
[    2.748272] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.748351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc318f400
[    2.748429] RBP: 0000000000000000 R08: ff311a0cc1d00310 R09: ff311a0cc5d5c030
[    2.748508] R10: ff311a0cc5d5f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.748585] R13: 0000000000000010 R14: ff311a0cc5d5f000 R15: ff311a0cc318f400
[    2.748667] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.748761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.748835] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.748914] PKRU: 55555554
[    2.748963] Call Trace:
[    2.749012]  <TASK>
[    2.749061]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.749122]  register_netdevice (net/core/dev.c:11488)
[    2.749181]  register_netdev (net/core/dev.c:11552)
[    2.749240]  sit_init_net (net/ipv6/sit.c:1860)
[    2.749301]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.749363]  ops_init (net/core/net_namespace.c:137)
[    2.749424]  setup_net (net/core/net_namespace.c:446)
[    2.749485]  copy_net_ns (net/core/net_namespace.c:579)
[    2.749546]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.749614]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.749681]  ksys_unshare (kernel/fork.c:3243)
[    2.749751]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.749808]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.749869]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.749934] RIP: 0033:0x7fa28f710bcb
[    2.749992] 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
[    2.750115] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.750198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.750275] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.750353] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.750429] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.750504] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.750807] ------------[ cut here ]------------
| [    2.750874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/267
| [    2.750959] Modules linked in:
| [    2.751109] Tainted: [W]=WARN
[    2.751169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.751240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.751310] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.751436] RSP: 0018:ff77493600627ca8 EFLAGS: 00010286
[    2.751505] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.751585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7a000
[    2.751662] RBP: 0000000000000000 R08: ff311a0cc1cc9510 R09: ff311a0cc7239030
[    2.751754] R10: ff311a0cc5d5c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.751830] R13: 0000000000000010 R14: ff311a0cc5d5c000 R15: ff311a0cc1d7a000
[    2.751910] FS:  00007fa28f44e840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.751985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.752058] CR2: 00007fa28f64fc20 CR3: 000000000702f005 CR4: 0000000000771ef0
[    2.752138] PKRU: 55555554
[    2.752187] Call Trace:
[    2.752239]  <TASK>
[    2.752288]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.752350]  register_netdevice (net/core/dev.c:11488)
[    2.752410]  register_netdev (net/core/dev.c:11552)
[    2.752472]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.752534]  ops_init (net/core/net_namespace.c:137)
[    2.752595]  setup_net (net/core/net_namespace.c:446)
[    2.752657]  copy_net_ns (net/core/net_namespace.c:579)
[    2.752726]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.752797]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.752866]  ksys_unshare (kernel/fork.c:3243)
[    2.752928]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.752984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.753046]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.753109] RIP: 0033:0x7fa28f710bcb
[    2.753171] 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
[    2.753296] RSP: 002b:00007ffe6812cc88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.753375] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa28f710bcb
[    2.753452] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.753529] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.753608] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6812eeb0
[    2.753686] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe6812f8a3
| [    2.756914] ------------[ cut here ]------------
| [    2.756949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/268
| [    2.757001] Modules linked in:
| [    2.757085] Tainted: [W]=WARN
[    2.757104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.757140] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.757180] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.757278] RSP: 0018:ff7749360062f720 EFLAGS: 00010286
[    2.757306] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.757347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.757389] RBP: 0000000000000000 R08: ff311a0cc18ddf50 R09: ff311a0cc5f4c02c
[    2.757426] R10: ff311a0cc5d57120 R11: fefefefefefefeff R12: 0000000000000000
[    2.757469] R13: 0000000000000010 R14: ff311a0cc5d57000 R15: ff311a0cc33de700
[    2.757512] FS:  00007f0157ee3840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.757559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.757595] CR2: 000000000b791988 CR3: 000000000721b003 CR4: 0000000000771ef0
[    2.757634] PKRU: 55555554
[    2.757649] Call Trace:
[    2.757662]  <TASK>
[    2.757681]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.757702]  __dev_notify_flags (net/core/dev.c:9787)
[    2.757731]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.757755]  netif_change_flags (net/core/dev.c:9820)
[    2.757777]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.757799]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.757829]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.757851]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.757874]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.757904]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.757930]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.757951]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.757979]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.758001]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.758022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.758045]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.758065]  ___sys_sendmsg (net/socket.c:2752)
[    2.758091]  __sys_sendmsg (net/socket.c:2784)
[    2.758113]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.758135]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.758161] RIP: 0033:0x7f015811d08e
[    2.758185] 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
[    2.758275] RSP: 002b:00007ffd57c76400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.758312] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f015811d08e
[    2.758353] RDX: 0000000000000000 RSI: 00007ffd57c764b0 RDI: 0000000000000005
[    2.758393] RBP: 00007ffd57c76410 R08: 0000000000000000 R09: 0000000000000000
[    2.758432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.758471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd57c76b80
| [    2.770810] ------------[ cut here ]------------
| [    2.770848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.770898] Modules linked in:
| [    2.770979] Tainted: [W]=WARN
[    2.770999] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.771030] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.771057] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.771147] RSP: 0018:ff7749360064fcb8 EFLAGS: 00010286
[    2.771181] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.771222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.771264] RBP: 0000000000000000 R08: ff311a0cc4486dd0 R09: ff311a0cc5f6202c
[    2.771303] R10: ff311a0cc723d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.771346] R13: 0000000000000010 R14: ff311a0cc723d000 R15: ff311a0cc33de700
[    2.771386] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.771429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.771463] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.771503] PKRU: 55555554
[    2.771518] Call Trace:
[    2.771535]  <TASK>
[    2.771548]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.771570]  register_netdevice (net/core/dev.c:11488)
[    2.771591]  register_netdev (net/core/dev.c:11552)
[    2.771612]  loopback_net_init (drivers/net/loopback.c:218)
[    2.771634]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.771662]  ops_init (net/core/net_namespace.c:137)
[    2.771683]  setup_net (net/core/net_namespace.c:446)
[    2.771708]  copy_net_ns (net/core/net_namespace.c:579)
[    2.771736]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.771766]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.771796]  ksys_unshare (kernel/fork.c:3243)
[    2.771819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.771841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.771862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.771889] RIP: 0033:0x7f701813abcb
[    2.771913] 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
[    2.772003] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.772045] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.772086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.772126] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.772163] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.772202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.772340] ------------[ cut here ]------------
| [    2.772367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.772416] Modules linked in:
| [    2.772489] Tainted: [W]=WARN
[    2.772509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.772543] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.772572] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.772661] RSP: 0018:ff7749360064fc10 EFLAGS: 00010286
[    2.772687] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.772731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33df700
[    2.772775] RBP: 0000000000000000 R08: ff311a0cc313da50 R09: ff311a0cc5f6c830
[    2.772813] R10: ff311a0cc5f62120 R11: fefefefefefefeff R12: 0000000000000000
[    2.772851] R13: 0000000000000010 R14: ff311a0cc5f62000 R15: ff311a0cc33df700
[    2.772895] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.772933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.772967] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.773005] PKRU: 55555554
[    2.773020] Call Trace:
[    2.773033]  <TASK>
[    2.773049]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.773074]  register_netdevice (net/core/dev.c:11488)
[    2.773093]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.773118]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.773139]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.773163]  ops_init (net/core/net_namespace.c:137)
[    2.773187]  setup_net (net/core/net_namespace.c:446)
[    2.773209]  copy_net_ns (net/core/net_namespace.c:579)
[    2.773230]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.773261]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.773286]  ksys_unshare (kernel/fork.c:3243)
[    2.773313]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.773334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.773356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.773382] RIP: 0033:0x7f701813abcb
[    2.773404] 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
[    2.773495] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.773534] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.773574] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.773612] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.773650] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.773687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.773807] ------------[ cut here ]------------
| [    2.773834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.773876] Modules linked in:
| [    2.773953] Tainted: [W]=WARN
[    2.773973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.774007] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.774034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.774122] RSP: 0018:ff7749360064fbf0 EFLAGS: 00010286
[    2.774151] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.774193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dee00
[    2.774232] RBP: 0000000000000000 R08: ff311a0cc1d00cd0 R09: ff311a0cc5f6a830
[    2.774272] R10: ff311a0cc5f61120 R11: fefefefefefefeff R12: 0000000000000000
[    2.774311] R13: 0000000000000010 R14: ff311a0cc5f61000 R15: ff311a0cc33dee00
[    2.774353] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.774394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.774428] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.774468] PKRU: 55555554
[    2.774484] Call Trace:
[    2.774501]  <TASK>
[    2.774517]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.774538]  register_netdevice (net/core/dev.c:11488)
[    2.774564]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.774586]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.774608]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.774630]  ops_init (net/core/net_namespace.c:137)
[    2.774652]  setup_net (net/core/net_namespace.c:446)
[    2.774675]  copy_net_ns (net/core/net_namespace.c:579)
[    2.774697]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.774732]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.774764]  ksys_unshare (kernel/fork.c:3243)
[    2.774784]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.774805]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.774828]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.774853] RIP: 0033:0x7f701813abcb
[    2.774873] 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
[    2.774963] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.774999] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.775039] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.775080] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.775118] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.775157] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.775276] ------------[ cut here ]------------
| [    2.775302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.775349] Modules linked in:
| [    2.775419] Tainted: [W]=WARN
[    2.775440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.775478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.775508] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.775597] RSP: 0018:ff7749360064fca8 EFLAGS: 00010286
[    2.775621] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.775658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1d7ad00
[    2.775697] RBP: 0000000000000000 R08: ff311a0cc456c310 R09: ff311a0cc5f65034
[    2.775748] R10: ff311a0cc5f60120 R11: fefefefefefefeff R12: 0000000000000000
[    2.775790] R13: 0000000000000010 R14: ff311a0cc5f60000 R15: ff311a0cc1d7ad00
[    2.775835] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.775875] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.775911] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.775950] PKRU: 55555554
[    2.775965] Call Trace:
[    2.775978]  <TASK>
[    2.775992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.776013]  register_netdevice (net/core/dev.c:11488)
[    2.776034]  register_netdev (net/core/dev.c:11552)
[    2.776053]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.776075]  ops_init (net/core/net_namespace.c:137)
[    2.776094]  setup_net (net/core/net_namespace.c:446)
[    2.776117]  copy_net_ns (net/core/net_namespace.c:579)
[    2.776138]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.776166]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.776196]  ksys_unshare (kernel/fork.c:3243)
[    2.776218]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.776237]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.776258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.776287] RIP: 0033:0x7f701813abcb
[    2.776309] 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
[    2.776398] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.776436] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.776477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.776514] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.776556] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.776598] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.776751] ------------[ cut here ]------------
| [    2.776779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.776821] Modules linked in:
| [    2.776894] Tainted: [W]=WARN
[    2.776916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.776950] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.776980] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.777065] RSP: 0018:ff7749360064fca0 EFLAGS: 00010286
[    2.777092] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.777136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bfa00
[    2.777175] RBP: 0000000000000000 R08: ff311a0cc4581e50 R09: ff311a0cc729a030
[    2.777222] R10: ff311a0cc5f65120 R11: fefefefefefefeff R12: 0000000000000000
[    2.777260] R13: 0000000000000010 R14: ff311a0cc5f65000 R15: ff311a0cc31bfa00
[    2.777300] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.777338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.777375] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.777415] PKRU: 55555554
[    2.777429] Call Trace:
[    2.777441]  <TASK>
[    2.777453]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.777475]  register_netdevice (net/core/dev.c:11488)
[    2.777496]  register_netdev (net/core/dev.c:11552)
[    2.777515]  sit_init_net (net/ipv6/sit.c:1860)
[    2.777539]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.777562]  ops_init (net/core/net_namespace.c:137)
[    2.777589]  setup_net (net/core/net_namespace.c:446)
[    2.777611]  copy_net_ns (net/core/net_namespace.c:579)
[    2.777634]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.777660]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.777688]  ksys_unshare (kernel/fork.c:3243)
[    2.777709]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.777736]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.777762]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.777793] RIP: 0033:0x7f701813abcb
[    2.777811] 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
[    2.777896] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.777933] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.777971] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.778010] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.778049] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.778087] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.778203] ------------[ cut here ]------------
| [    2.778228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/272
| [    2.778276] Modules linked in:
| [    2.778351] Tainted: [W]=WARN
[    2.778372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.778403] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.778428] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.778515] RSP: 0018:ff7749360064fca8 EFLAGS: 00010286
[    2.778539] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.778577] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd900
[    2.778622] RBP: 0000000000000000 R08: ff311a0cc454e150 R09: ff311a0cc729f030
[    2.778664] R10: ff311a0cc729a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.778706] R13: 0000000000000010 R14: ff311a0cc729a000 R15: ff311a0cc33dd900
[    2.778755] FS:  00007f7017e78840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.778803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.778839] CR2: 00007f70180827d0 CR3: 0000000007227001 CR4: 0000000000771ef0
[    2.778878] PKRU: 55555554
[    2.778893] Call Trace:
[    2.778909]  <TASK>
[    2.778924]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.778945]  register_netdevice (net/core/dev.c:11488)
[    2.778966]  register_netdev (net/core/dev.c:11552)
[    2.778988]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.779010]  ops_init (net/core/net_namespace.c:137)
[    2.779032]  setup_net (net/core/net_namespace.c:446)
[    2.779054]  copy_net_ns (net/core/net_namespace.c:579)
[    2.779077]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.779104]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.779132]  ksys_unshare (kernel/fork.c:3243)
[    2.779153]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.779178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.779199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.779226] RIP: 0033:0x7f701813abcb
[    2.779246] 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
[    2.779333] RSP: 002b:00007ffdeee73358 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.779372] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f701813abcb
[    2.779411] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.779451] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.779495] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdeee75580
[    2.779538] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdeee768a3
| [    2.782678] ------------[ cut here ]------------
| [    2.782756] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/273
| [    2.782846] Modules linked in:
| [    2.783001] Tainted: [W]=WARN
[    2.783060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.783131] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.783200] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.783326] RSP: 0018:ff77493600657720 EFLAGS: 00010286
[    2.783394] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.783467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31bf700
[    2.783546] RBP: 0000000000000000 R08: ff311a0cc4486dd0 R09: ff311a0cc723902c
[    2.783622] R10: ff311a0cc723d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.783701] R13: 0000000000000010 R14: ff311a0cc723d000 R15: ff311a0cc31bf700
[    2.783791] FS:  00007f77bef18840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.783870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.783942] CR2: 0000000003e47988 CR3: 0000000007263005 CR4: 0000000000771ef0
[    2.784022] PKRU: 55555554
[    2.784072] Call Trace:
[    2.784123]  <TASK>
[    2.784174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.784236]  __dev_notify_flags (net/core/dev.c:9787)
[    2.784298]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.784361]  netif_change_flags (net/core/dev.c:9820)
[    2.784425]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.784487]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.784555]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.784618]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.784680]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.784767]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.784828]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.784886]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.784952]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.785014]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.785074]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.785136]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.785201]  ___sys_sendmsg (net/socket.c:2752)
[    2.785264]  __sys_sendmsg (net/socket.c:2784)
[    2.785325]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.785386]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.785453] RIP: 0033:0x7f77bf15208e
[    2.785515] 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
[    2.785638] RSP: 002b:00007ffe5ed15300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.785725] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f77bf15208e
[    2.785809] RDX: 0000000000000000 RSI: 00007ffe5ed153b0 RDI: 0000000000000005
[    2.785886] RBP: 00007ffe5ed15310 R08: 0000000000000000 R09: 0000000000000000
[    2.785960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.786037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5ed15a80
| [    2.804548] ------------[ cut here ]------------
| [    2.804587] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/278
| [    2.804639] Modules linked in:
| [    2.804715] Tainted: [W]=WARN
[    2.804749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.804784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.804814] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.804906] RSP: 0018:ff7749360067f5f0 EFLAGS: 00010286
[    2.804935] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.804974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33da900
[    2.805014] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc72aa034
[    2.805054] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.805095] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc33da900
[    2.805135] FS:  00007f375a24d840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.805177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.805208] CR2: 000000000042ebe0 CR3: 00000000070e9001 CR4: 0000000000771ef0
[    2.805248] PKRU: 55555554
[    2.805264] Call Trace:
[    2.805280]  <TASK>
[    2.805296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.805316]  __dev_notify_flags (net/core/dev.c:9787)
[    2.805337]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.805359]  veth_newlink (drivers/net/veth.c:1871)
[    2.805382]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.805406]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.805439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.805460]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.805490]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.805515]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.805538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.805560]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.805584]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.805605]  ___sys_sendmsg (net/socket.c:2752)
[    2.805629]  __sys_sendmsg (net/socket.c:2784)
[    2.805649]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.805671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.805697] RIP: 0033:0x7f375a48708e
[    2.805726] 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
[    2.805823] RSP: 002b:00007ffe5ea7b830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.805865] RAX: ffffffffffffffda RBX: 00007ffe5ea7bfd8 RCX: 00007f375a48708e
[    2.805906] RDX: 0000000000000000 RSI: 00007ffe5ea7b8e0 RDI: 0000000000000005
[    2.805946] RBP: 00007ffe5ea7b840 R08: 0000000000000000 R09: 0000000000000000
[    2.805982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.806021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5ea7bfb0
| [    2.806198] ------------[ cut here ]------------
| [    2.806225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/278
| [    2.806272] Modules linked in:
| [    2.806349] Tainted: [W]=WARN
[    2.806374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.806412] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.806438] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.806525] RSP: 0018:ff7749360067f870 EFLAGS: 00010286
[    2.806549] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.806595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.806637] RBP: 0000000000000000 R08: ff311a0cc33e5a90 R09: ff311a0cc72af030
[    2.806678] R10: ff311a0cc729f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.806722] R13: 0000000000000010 R14: ff311a0cc729f000 R15: ff311a0cc33de700
[    2.806766] FS:  00007f375a24d840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.806807] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.806844] CR2: 000000000042ebe0 CR3: 00000000070e9001 CR4: 0000000000771ef0
[    2.806883] PKRU: 55555554
[    2.806898] Call Trace:
[    2.806913]  <TASK>
[    2.806925]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.806945]  __dev_notify_flags (net/core/dev.c:9787)
[    2.806976]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.806996]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.807019]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.807045]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.807066]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.807093]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.807120]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.807141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.807162]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.807186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.807208]  ___sys_sendmsg (net/socket.c:2752)
[    2.807232]  __sys_sendmsg (net/socket.c:2784)
[    2.807253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.807274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.807306] RIP: 0033:0x7f375a48708e
[    2.807328] 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
[    2.807415] RSP: 002b:00007ffe5ea7b830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.807456] RAX: ffffffffffffffda RBX: 00007ffe5ea7bfd8 RCX: 00007f375a48708e
[    2.807496] RDX: 0000000000000000 RSI: 00007ffe5ea7b8e0 RDI: 0000000000000005
[    2.807534] RBP: 00007ffe5ea7b840 R08: 0000000000000000 R09: 0000000000000000
[    2.807577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.807616] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5ea7bfb0
| [    2.819729] ------------[ cut here ]------------
| [    2.819809] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/279
| [    2.819897] Modules linked in:
| [    2.820051] Tainted: [W]=WARN
[    2.820111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.820183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.820251] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.820374] RSP: 0018:ff774936006876d8 EFLAGS: 00010286
[    2.820443] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.820519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.820597] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5f76034
[    2.820673] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: ff7749360068778c
[    2.820766] R13: 0000000000000011 R14: ff311a0cc729e000 R15: ff311a0cc33de100
[    2.820849] FS:  00007f144f123840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.820928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.820999] CR2: 000000001781f988 CR3: 000000000727b005 CR4: 0000000000771ef0
[    2.821078] PKRU: 55555554
[    2.821127] Call Trace:
[    2.821177]  <TASK>
[    2.821227]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.821288]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.821351]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.821414]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.821476]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.821545]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.821608]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.821671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.821753]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.821811]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.821873]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.821939]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.822000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.822061]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.822122]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.822183]  ___sys_sendmsg (net/socket.c:2752)
[    2.822245]  __sys_sendmsg (net/socket.c:2784)
[    2.822306]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.822369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.822436] RIP: 0033:0x7f144f35d08e
[    2.822497] 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
[    2.822619] RSP: 002b:00007fff7d4fa640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.822697] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f144f35d08e
[    2.822782] RDX: 0000000000000000 RSI: 00007fff7d4fa6f0 RDI: 0000000000000005
[    2.822861] RBP: 00007fff7d4fa650 R08: 0000000000000000 R09: 0000000000000000
[    2.822939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.823015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d4fadc0
| [    2.823254] ------------[ cut here ]------------
| [    2.823320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/279
| [    2.823409] Modules linked in:
| [    2.823560] Tainted: [W]=WARN
[    2.823619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.823690] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.823771] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.823897] RSP: 0018:ff774936006876c8 EFLAGS: 00010286
[    2.823961] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.824038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.824121] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc7239034
[    2.824208] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.824295] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc33de100
[    2.824385] FS:  00007f144f123840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.824470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.824555] CR2: 000000001781f988 CR3: 000000000727b005 CR4: 0000000000771ef0
[    2.824646] PKRU: 55555554
[    2.824701] Call Trace:
[    2.824770]  <TASK>
[    2.824826]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.824887]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.824958]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.825024]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.825091]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.825162]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.825229]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.825289]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.825357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.825418]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.825479]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.825547]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.825610]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.825671]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.825747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.825809]  ___sys_sendmsg (net/socket.c:2752)
[    2.825870]  __sys_sendmsg (net/socket.c:2784)
[    2.825932]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.825993]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.826060] RIP: 0033:0x7f144f35d08e
[    2.826116] 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
[    2.826243] RSP: 002b:00007fff7d4fa640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.826320] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f144f35d08e
[    2.826395] RDX: 0000000000000000 RSI: 00007fff7d4fa6f0 RDI: 0000000000000005
[    2.826471] RBP: 00007fff7d4fa650 R08: 0000000000000000 R09: 0000000000000000
[    2.826548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.826625] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7d4fadc0
| [    2.832892] ------------[ cut here ]------------
| [    2.832957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/281
| [    2.833042] Modules linked in:
| [    2.833195] Tainted: [W]=WARN
[    2.833253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.833325] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.833391] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.833512] RSP: 0018:ff77493600697720 EFLAGS: 00010286
[    2.833578] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.833659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.833753] RBP: 0000000000000000 R08: ff311a0cc33e5a90 R09: ff311a0cc7239030
[    2.833831] R10: ff311a0cc729f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.833912] R13: 0000000000000010 R14: ff311a0cc729f000 R15: ff311a0cc33de100
[    2.833992] FS:  00007f7a2119c840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.834072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.834143] CR2: 000000000a7b1988 CR3: 000000000727a001 CR4: 0000000000771ef0
[    2.834219] PKRU: 55555554
[    2.834269] Call Trace:
[    2.834318]  <TASK>
[    2.834369]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.834428]  __dev_notify_flags (net/core/dev.c:9787)
[    2.834488]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.834549]  netif_change_flags (net/core/dev.c:9820)
[    2.834610]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.834669]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.834750]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.834811]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.834875]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.834943]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.835004]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.835064]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.835132]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.835193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.835254]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.835316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.835378]  ___sys_sendmsg (net/socket.c:2752)
[    2.835440]  __sys_sendmsg (net/socket.c:2784)
[    2.835498]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.835559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.835627] RIP: 0033:0x7f7a213d608e
[    2.835687] 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
[    2.835821] RSP: 002b:00007ffd92e863b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.835901] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7a213d608e
[    2.835978] RDX: 0000000000000000 RSI: 00007ffd92e86460 RDI: 0000000000000005
[    2.836055] RBP: 00007ffd92e863c0 R08: 0000000000000000 R09: 0000000000000000
[    2.836133] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.836211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd92e86b30
| [    2.842515] ------------[ cut here ]------------
| [    2.842588] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/283
| [    2.842677] Modules linked in:
| [    2.842842] Tainted: [W]=WARN
[    2.842896] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.842969] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.843032] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.843174] RSP: 0018:ff774936006a7870 EFLAGS: 00010286
[    2.843237] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.843314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31a5400
[    2.843392] RBP: 0000000000000000 R08: ff311a0cc44e9910 R09: ff311a0cc724a030
[    2.843469] R10: ff311a0cc7239120 R11: fefefefefefefeff R12: 0000000000000000
[    2.843548] R13: 0000000000000010 R14: ff311a0cc7239000 R15: ff311a0cc31a5400
[    2.843629] FS:  00007fc0b3cb8840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.843708] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.843786] CR2: 00007fc0b402d040 CR3: 0000000007004003 CR4: 0000000000771ef0
[    2.843864] PKRU: 55555554
[    2.843911] Call Trace:
[    2.843959]  <TASK>
[    2.844007]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.844064]  __dev_notify_flags (net/core/dev.c:9787)
[    2.844121]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.844177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.844234]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.844291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.844355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.844413]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.844476]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.844539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.844596]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.844653]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.844709]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.844776]  ___sys_sendmsg (net/socket.c:2752)
[    2.844835]  __sys_sendmsg (net/socket.c:2784)
[    2.844891]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.844948]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.845011] RIP: 0033:0x7fc0b3ef208e
[    2.845066] 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
[    2.845206] RSP: 002b:00007ffc3a2effa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.845284] RAX: ffffffffffffffda RBX: 00007ffc3a2f0748 RCX: 00007fc0b3ef208e
[    2.845359] RDX: 0000000000000000 RSI: 00007ffc3a2f0050 RDI: 0000000000000005
[    2.845436] RBP: 00007ffc3a2effb0 R08: 0000000000000000 R09: 0000000000000000
[    2.845515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.845592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3a2f0720
| [    2.848685] ------------[ cut here ]------------
| [    2.848733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/284
| [    2.848795] Modules linked in:
| [    2.848874] Tainted: [W]=WARN
[    2.848893] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.848927] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.848955] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.849050] RSP: 0018:ff774936006af720 EFLAGS: 00010286
[    2.849077] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.849122] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.849164] RBP: 0000000000000000 R08: ff311a0cc44e9910 R09: ff311a0cc5e1b030
[    2.849209] R10: ff311a0cc7239120 R11: fefefefefefefeff R12: 0000000000000000
[    2.849246] R13: 0000000000000010 R14: ff311a0cc7239000 R15: ff311a0cc31be000
[    2.849293] FS:  00007f0867f39840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.849334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.849369] CR2: 000000000fc0f988 CR3: 000000000727d002 CR4: 0000000000771ef0
[    2.849410] PKRU: 55555554
[    2.849425] Call Trace:
[    2.849439]  <TASK>
[    2.849455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.849478]  __dev_notify_flags (net/core/dev.c:9787)
[    2.849501]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.849521]  netif_change_flags (net/core/dev.c:9820)
[    2.849544]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.849567]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.849596]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.849619]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.849640]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.849670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.849690]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.849714]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.849750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.849772]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.849798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.849822]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.849847]  ___sys_sendmsg (net/socket.c:2752)
[    2.849867]  __sys_sendmsg (net/socket.c:2784)
[    2.849889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.849908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.849937] RIP: 0033:0x7f086817308e
[    2.849955] 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
[    2.850044] RSP: 002b:00007ffcbc7a6550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.850093] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f086817308e
[    2.850133] RDX: 0000000000000000 RSI: 00007ffcbc7a6600 RDI: 0000000000000005
[    2.850176] RBP: 00007ffcbc7a6560 R08: 0000000000000000 R09: 0000000000000000
[    2.850213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.850258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbc7a6cd0
| [    2.860924] ------------[ cut here ]------------
| [    2.860989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/287
| [    2.861082] Modules linked in:
| [    2.861240] Tainted: [W]=WARN
[    2.861297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.861369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.861437] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.861577] RSP: 0018:ff774936006c7658 EFLAGS: 00010286
[    2.861646] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.861736] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.861827] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc724a034
[    2.861909] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.861990] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc33de100
[    2.862072] FS:  00007f496dc77840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.862155] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.862231] CR2: 00000000004eb738 CR3: 00000000072d3006 CR4: 0000000000771ef0
[    2.862314] PKRU: 55555554
[    2.862365] Call Trace:
[    2.862416]  <TASK>
[    2.862466]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.862523]  notifier_call_chain (kernel/notifier.c:85)
[    2.862580]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.862647]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.862715]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.862791]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.862853]  do_set_master (net/core/rtnetlink.c:3011)
[    2.862913]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.862973]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.863042]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.863104]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.863165]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.863233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.863294]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.863355]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.863424]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.863485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.863546]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.863608]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.863670]  ___sys_sendmsg (net/socket.c:2752)
[    2.863750]  __sys_sendmsg (net/socket.c:2784)
[    2.863812]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.863873]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.863940] RIP: 0033:0x7f496deb108e
[    2.863999] 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
[    2.864136] RSP: 002b:00007fffa5e7f590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.864220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f496deb108e
[    2.864301] RDX: 0000000000000000 RSI: 00007fffa5e7f640 RDI: 0000000000000005
[    2.864381] RBP: 00007fffa5e7f5a0 R08: 0000000000000000 R09: 0000000000000000
[    2.864462] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.864541] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa5e7fd10
| [    2.870868] ------------[ cut here ]------------
| [    2.870898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/289
| [    2.870952] Modules linked in:
| [    2.871032] Tainted: [W]=WARN
[    2.871054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.871090] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.871117] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.871213] RSP: 0018:ff774936006d7720 EFLAGS: 00010286
[    2.871239] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.871286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.871331] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5e1b034
[    2.871376] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.871422] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc31be000
[    2.871469] FS:  00007f7a59b3f840(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.871523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.871555] CR2: 0000000016d4f988 CR3: 0000000007182001 CR4: 0000000000771ef0
[    2.871596] PKRU: 55555554
[    2.871608] Call Trace:
[    2.871624]  <TASK>
[    2.871637]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.871660]  __dev_notify_flags (net/core/dev.c:9787)
[    2.871680]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.871701]  netif_change_flags (net/core/dev.c:9820)
[    2.871727]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.871752]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.871782]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.871805]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.871832]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.871859]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.871882]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.871904]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.871937]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.871961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.871984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.872005]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.872027]  ___sys_sendmsg (net/socket.c:2752)
[    2.872051]  __sys_sendmsg (net/socket.c:2784)
[    2.872074]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.872096]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.872126] RIP: 0033:0x7f7a59d7908e
[    2.872148] 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
[    2.872239] RSP: 002b:00007ffd083b1f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.872280] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7a59d7908e
[    2.872318] RDX: 0000000000000000 RSI: 00007ffd083b2030 RDI: 0000000000000005
[    2.872356] RBP: 00007ffd083b1f90 R08: 0000000000000000 R09: 0000000000000000
[    2.872394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.872442] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd083b2700
| [    2.872634] ------------[ cut here ]------------
| [    2.872665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    2.872722] Modules linked in:
| [    2.872803] Tainted: [W]=WARN
[    2.872820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.872857] Workqueue: events_unbound linkwatch_event
[    2.872885] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.872914] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.873009] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.873032] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.873069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.873110] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5e1b034
[    2.873147] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.873187] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc31be000
[    2.873236] FS:  0000000000000000(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.873278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.873315] CR2: 00007f7a59c0c574 CR3: 0000000037e47002 CR4: 0000000000771ef0
[    2.873362] PKRU: 55555554
[    2.873377] Call Trace:
[    2.873393]  <TASK>
[    2.873408]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.873431]  netif_state_change (net/core/dev.c:1605)
[    2.873454]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.873476]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.873504]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.873524]  process_one_work (kernel/workqueue.c:3314)
[    2.873545]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.873568]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.873589]  kthread (kernel/kthread.c:436)
[    2.873613]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.873637]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.873661]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.873684]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.873759] ------------[ cut here ]------------
| [    2.873791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/36
| [    2.873850] Modules linked in:
| [    2.873931] Tainted: [W]=WARN
[    2.873950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.873988] Workqueue: events_unbound linkwatch_event
[    2.874018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.874047] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.874165] RSP: 0018:ff7749360014bd50 EFLAGS: 00010286
[    2.874194] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.874235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31be000
[    2.874279] RBP: 0000000000000000 R08: ff311a0cc33e5a90 R09: ff311a0cc5e1b030
[    2.874324] R10: ff311a0cc729f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.874364] R13: 0000000000000010 R14: ff311a0cc729f000 R15: ff311a0cc31be000
[    2.874405] FS:  0000000000000000(0000) GS:ff311a0d60248000(0000) knlGS:0000000000000000
[    2.874453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.874488] CR2: 00007f7a59c0c574 CR3: 0000000037e47002 CR4: 0000000000771ef0
[    2.874535] PKRU: 55555554
[    2.874549] Call Trace:
[    2.874561]  <TASK>
[    2.874576]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.874595]  netif_state_change (net/core/dev.c:1605)
[    2.874616]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.874639]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.874664]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.874686]  process_one_work (kernel/workqueue.c:3314)
[    2.874710]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.874736]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.874758]  kthread (kernel/kthread.c:436)
[    2.874783]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.874805]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.874827]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.874846]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.893564] ------------[ cut here ]------------
| [    2.893630] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/294
| [    2.893730] Modules linked in:
| [    2.893885] Tainted: [W]=WARN
[    2.893939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.894008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.894071] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.894207] RSP: 0018:ff774936006ff5f0 EFLAGS: 00010286
[    2.894269] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.894346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31a5400
[    2.894425] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc724d034
[    2.894503] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[    2.894582] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc31a5400
[    2.894665] FS:  00007f03a8f13840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.894757] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.894830] CR2: 000000000042ebe0 CR3: 000000000733f005 CR4: 0000000000771ef0
[    2.894906] PKRU: 55555554
[    2.894953] Call Trace:
[    2.895000]  <TASK>
[    2.895047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.895103]  __dev_notify_flags (net/core/dev.c:9787)
[    2.895159]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.895216]  veth_newlink (drivers/net/veth.c:1871)
[    2.895274]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.895331]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.895397]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.895454]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.895517]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.895585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.895642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.895699]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.895770]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.895830]  ___sys_sendmsg (net/socket.c:2752)
[    2.895889]  __sys_sendmsg (net/socket.c:2784)
[    2.895948]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.896007]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.896070] RIP: 0033:0x7f03a914d08e
[    2.896126] 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
[    2.896255] RSP: 002b:00007ffc6c676b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.896332] RAX: ffffffffffffffda RBX: 00007ffc6c677308 RCX: 00007f03a914d08e
[    2.896409] RDX: 0000000000000000 RSI: 00007ffc6c676c10 RDI: 0000000000000005
[    2.896485] RBP: 00007ffc6c676b70 R08: 0000000000000000 R09: 0000000000000000
[    2.896562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.896639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c6772e0
| [    2.896989] ------------[ cut here ]------------
| [    2.897050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/294
| [    2.897136] Modules linked in:
| [    2.897283] Tainted: [W]=WARN
[    2.897338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.897408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.897471] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.897610] RSP: 0018:ff774936006ff870 EFLAGS: 00010286
[    2.897679] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.897769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc31a5400
[    2.897848] RBP: 0000000000000000 R08: ff311a0cc1cc9990 R09: ff311a0cc7252030
[    2.897924] R10: ff311a0cc724a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.898003] R13: 0000000000000010 R14: ff311a0cc724a000 R15: ff311a0cc31a5400
[    2.898082] FS:  00007f03a8f13840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.898162] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.898233] CR2: 000000000042ebe0 CR3: 000000000733f005 CR4: 0000000000771ef0
[    2.898312] PKRU: 55555554
[    2.898360] Call Trace:
[    2.898408]  <TASK>
[    2.898456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.898512]  __dev_notify_flags (net/core/dev.c:9787)
[    2.898569]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.898626]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.898683]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.898757]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.898819]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.898886]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.898952]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.899012]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.899072]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.899131]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.899189]  ___sys_sendmsg (net/socket.c:2752)
[    2.899246]  __sys_sendmsg (net/socket.c:2784)
[    2.899302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.899359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.899422] RIP: 0033:0x7f03a914d08e
[    2.899477] 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
[    2.899614] RSP: 002b:00007ffc6c676b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.899692] RAX: ffffffffffffffda RBX: 00007ffc6c677308 RCX: 00007f03a914d08e
[    2.899783] RDX: 0000000000000000 RSI: 00007ffc6c676c10 RDI: 0000000000000005
[    2.899862] RBP: 00007ffc6c676b70 R08: 0000000000000000 R09: 0000000000000000
[    2.899942] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.900021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c6772e0
| [    2.916730] ------------[ cut here ]------------
| [    2.916772] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/295
| [    2.916833] Modules linked in:
| [    2.916920] Tainted: [W]=WARN
[    2.916945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.916980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.917012] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.917110] RSP: 0018:ff774936007076d8 EFLAGS: 00010286
[    2.917140] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.917179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.917222] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc7241834
[    2.917263] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: ff7749360070778c
[    2.917306] R13: 0000000000000011 R14: ff311a0cc7249000 R15: ff311a0cc33de700
[    2.917349] FS:  00007fbfa139c840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.917396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.917424] CR2: 000000001d6bc988 CR3: 00000000072f3006 CR4: 0000000000771ef0
[    2.917466] PKRU: 55555554
[    2.917479] Call Trace:
[    2.917494]  <TASK>
[    2.917510]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.917531]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.917560]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.917581]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.917604]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.917636]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.917659]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.917682]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.917722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.917750]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.917769]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.917799]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.917822]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.917843]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.917866]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.917887]  ___sys_sendmsg (net/socket.c:2752)
[    2.917913]  __sys_sendmsg (net/socket.c:2784)
[    2.917933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.917956]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.917988] RIP: 0033:0x7fbfa15d608e
[    2.918010] 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
[    2.918115] RSP: 002b:00007ffcbb0af420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.918158] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbfa15d608e
[    2.918200] RDX: 0000000000000000 RSI: 00007ffcbb0af4d0 RDI: 0000000000000005
[    2.918250] RBP: 00007ffcbb0af430 R08: 0000000000000000 R09: 0000000000000000
[    2.918294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.918344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbb0afba0
| [    2.918478] ------------[ cut here ]------------
| [    2.918507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/295
| [    2.918563] Modules linked in:
| [    2.918646] Tainted: [W]=WARN
[    2.918667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.918703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.918733] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.918839] RSP: 0018:ff774936007076c8 EFLAGS: 00010286
[    2.918866] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.918908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.918948] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc72af034
[    2.919004] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[    2.919047] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc33de700
[    2.919090] FS:  00007fbfa139c840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.919124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.919156] CR2: 000000001d6bc988 CR3: 00000000072f3006 CR4: 0000000000771ef0
[    2.919203] PKRU: 55555554
[    2.919218] Call Trace:
[    2.919232]  <TASK>
[    2.919247]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.919271]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.919298]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.919319]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.919343]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.919370]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.919396]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.919417]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.919447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.919469]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.919490]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.919517]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.919537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.919557]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.919580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.919604]  ___sys_sendmsg (net/socket.c:2752)
[    2.919627]  __sys_sendmsg (net/socket.c:2784)
[    2.919650]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.919672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.919701] RIP: 0033:0x7fbfa15d608e
[    2.919723] 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
[    2.919822] RSP: 002b:00007ffcbb0af420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.919869] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbfa15d608e
[    2.919923] RDX: 0000000000000000 RSI: 00007ffcbb0af4d0 RDI: 0000000000000005
[    2.919965] RBP: 00007ffcbb0af430 R08: 0000000000000000 R09: 0000000000000000
[    2.920006] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e578
[    2.920043] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbb0afba0
| [    2.926110] ------------[ cut here ]------------
| [    2.926150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/297
| [    2.926213] Modules linked in:
| [    2.926304] Tainted: [W]=WARN
[    2.926326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.926358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.926388] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.926482] RSP: 0018:ff77493600717720 EFLAGS: 00010286
[    2.926511] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.926557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.926596] RBP: 0000000000000000 R08: ff311a0cc1cc9990 R09: ff311a0cc72af030
[    2.926640] R10: ff311a0cc724a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.926682] R13: 0000000000000010 R14: ff311a0cc724a000 R15: ff311a0cc33de700
[    2.926732] FS:  00007fa1167ca840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.926781] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.926816] CR2: 0000000000e47988 CR3: 00000000072f2003 CR4: 0000000000771ef0
[    2.926863] PKRU: 55555554
[    2.926877] Call Trace:
[    2.926893]  <TASK>
[    2.926907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.926927]  __dev_notify_flags (net/core/dev.c:9787)
[    2.926952]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.926973]  netif_change_flags (net/core/dev.c:9820)
[    2.926993]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.927015]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.927044]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.927066]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.927084]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.927116]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.927138]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.927160]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.927185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.927208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.927230]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.927253]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.927278]  ___sys_sendmsg (net/socket.c:2752)
[    2.927302]  __sys_sendmsg (net/socket.c:2784)
[    2.927323]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.927344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.927370] RIP: 0033:0x7fa116a0408e
[    2.927391] 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
[    2.927486] RSP: 002b:00007ffc4ed2d690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.927532] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa116a0408e
[    2.927575] RDX: 0000000000000000 RSI: 00007ffc4ed2d740 RDI: 0000000000000005
[    2.927618] RBP: 00007ffc4ed2d6a0 R08: 0000000000000000 R09: 0000000000000000
[    2.927657] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e579
[    2.927693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ed2de10
| [    2.934145] ------------[ cut here ]------------
| [    2.934209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/299
| [    2.934295] Modules linked in:
| [    2.934446] Tainted: [W]=WARN
[    2.934499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.934569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.934631] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.934790] RSP: 0018:ff77493600727870 EFLAGS: 00010286
[    2.934853] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.934929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de100
[    2.935005] RBP: 0000000000000000 R08: ff311a0cc4589ad0 R09: ff311a0cc7257030
[    2.935082] R10: ff311a0cc7252120 R11: fefefefefefefeff R12: 0000000000000000
[    2.935158] R13: 0000000000000010 R14: ff311a0cc7252000 R15: ff311a0cc33de100
[    2.935239] FS:  00007f96e9f5a840(0000) GS:ff311a0d60348000(0000) knlGS:0000000000000000
[    2.935319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.935385] CR2: 00000000004a2860 CR3: 00000000071a8004 CR4: 0000000000771ef0
[    2.935464] PKRU: 55555554
[    2.935512] Call Trace:
[    2.935559]  <TASK>
[    2.935607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.935664]  __dev_notify_flags (net/core/dev.c:9787)
[    2.935727]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.935790]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.935847]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.935905]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.935970]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.936026]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.936088]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.936153]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.936215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.936271]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.936327]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.936383]  ___sys_sendmsg (net/socket.c:2752)
[    2.936441]  __sys_sendmsg (net/socket.c:2784)
[    2.936497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.936553]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.936616] RIP: 0033:0x7f96ea19408e
[    2.936671] 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
[    2.936824] RSP: 002b:00007ffe4d3646d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.936903] RAX: ffffffffffffffda RBX: 00007ffe4d364e78 RCX: 00007f96ea19408e
[    2.936980] RDX: 0000000000000000 RSI: 00007ffe4d364780 RDI: 0000000000000005
[    2.937056] RBP: 00007ffe4d3646e0 R08: 0000000000000000 R09: 0000000000000000
[    2.937134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e579
[    2.937212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d364e50
| [    2.940296] ------------[ cut here ]------------
| [    2.940330] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/300
| [    2.940384] Modules linked in:
| [    2.940464] Tainted: [W]=WARN
[    2.940484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.940521] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.940552] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.940656] RSP: 0018:ff7749360072f720 EFLAGS: 00010286
[    2.940679] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.940726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33de700
[    2.940772] RBP: 0000000000000000 R08: ff311a0cc4589ad0 R09: ff311a0cc72af030
[    2.940814] R10: ff311a0cc7252120 R11: fefefefefefefeff R12: 0000000000000000
[    2.940854] R13: 0000000000000010 R14: ff311a0cc7252000 R15: ff311a0cc33de700
[    2.940897] FS:  00007f3528f0f840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.940940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.940972] CR2: 0000000033ee8988 CR3: 0000000007303005 CR4: 0000000000771ef0
[    2.941014] PKRU: 55555554
[    2.941030] Call Trace:
[    2.941046]  <TASK>
[    2.941062]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.941081]  __dev_notify_flags (net/core/dev.c:9787)
[    2.941103]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.941123]  netif_change_flags (net/core/dev.c:9820)
[    2.941142]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.941161]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.941190]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.941216]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.941238]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.941269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.941292]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.941315]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.941344]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.941368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.941393]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.941417]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.941437]  ___sys_sendmsg (net/socket.c:2752)
[    2.941461]  __sys_sendmsg (net/socket.c:2784)
[    2.941483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.941505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.941534] RIP: 0033:0x7f352914908e
[    2.941556] 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
[    2.941649] RSP: 002b:00007fff558737a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.941694] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f352914908e
[    2.941745] RDX: 0000000000000000 RSI: 00007fff55873850 RDI: 0000000000000005
[    2.941793] RBP: 00007fff558737b0 R08: 0000000000000000 R09: 0000000000000000
[    2.941835] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e579
[    2.941877] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff55873f20
| [    2.952331] ------------[ cut here ]------------
| [    2.952362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/303
| [    2.952415] Modules linked in:
| [    2.952499] Tainted: [W]=WARN
[    2.952523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.952561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.952594] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.952692] RSP: 0018:ff77493600747658 EFLAGS: 00010286
[    2.952723] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.952769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd800
[    2.952808] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc72af034
[    2.952853] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[    2.952892] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc33dd800
[    2.952934] FS:  00007f9aad0d3840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.952979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.953014] CR2: 00000000004eb738 CR3: 00000000073ad001 CR4: 0000000000771ef0
[    2.953058] PKRU: 55555554
[    2.953073] Call Trace:
[    2.953086]  <TASK>
[    2.953105]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.953130]  notifier_call_chain (kernel/notifier.c:85)
[    2.953150]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.953180]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.953209]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.953228]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.953250]  do_set_master (net/core/rtnetlink.c:3011)
[    2.953272]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.953292]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.953323]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.953346]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.953370]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.953398]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.953420]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.953443]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.953472]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.953493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.953517]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.953538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.953562]  ___sys_sendmsg (net/socket.c:2752)
[    2.953585]  __sys_sendmsg (net/socket.c:2784)
[    2.953606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.953629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.953659] RIP: 0033:0x7f9aad30d08e
[    2.953679] 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
[    2.953781] RSP: 002b:00007ffe6da8e100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.953827] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9aad30d08e
[    2.953876] RDX: 0000000000000000 RSI: 00007ffe6da8e1b0 RDI: 0000000000000005
[    2.953915] RBP: 00007ffe6da8e110 R08: 0000000000000000 R09: 0000000000000000
[    2.953954] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e579
[    2.953993] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6da8e880
| [    2.959908] ------------[ cut here ]------------
| [    2.959940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/305
| [    2.959990] Modules linked in:
| [    2.960081] Tainted: [W]=WARN
[    2.960104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.960144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.960175] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.960271] RSP: 0018:ff77493600757720 EFLAGS: 00010286
[    2.960298] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.960342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd800
[    2.960385] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc72af034
[    2.960423] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[    2.960463] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc33dd800
[    2.960505] FS:  00007f375a477840(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.960548] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.960582] CR2: 000000003edc2988 CR3: 0000000007850004 CR4: 0000000000771ef0
[    2.960624] PKRU: 55555554
[    2.960637] Call Trace:
[    2.960650]  <TASK>
[    2.960666]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.960695]  __dev_notify_flags (net/core/dev.c:9787)
[    2.960716]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.960751]  netif_change_flags (net/core/dev.c:9820)
[    2.960778]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.960802]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.960832]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.960858]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.960878]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.960907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.960929]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.960951]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.960981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.961000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.961024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.961047]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.961070]  ___sys_sendmsg (net/socket.c:2752)
[    2.961091]  __sys_sendmsg (net/socket.c:2784)
[    2.961109]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.961132]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.961162] RIP: 0033:0x7f375a6b108e
[    2.961186] 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
[    2.961290] RSP: 002b:00007ffd34755960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.961335] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f375a6b108e
[    2.961369] RDX: 0000000000000000 RSI: 00007ffd34755a10 RDI: 0000000000000005
[    2.961406] RBP: 00007ffd34755970 R08: 0000000000000000 R09: 0000000000000000
[    2.961447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e579
[    2.961490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd347560e0
| [    2.961648] ------------[ cut here ]------------
| [    2.961677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/107
| [    2.961735] Modules linked in:
| [    2.961826] Tainted: [W]=WARN
[    2.961845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.961883] Workqueue: events_unbound linkwatch_event
[    2.961918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.961946] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.962046] RSP: 0018:ff774936002f3d50 EFLAGS: 00010286
[    2.962071] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.962121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd800
[    2.962164] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc72af034
[    2.962207] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[    2.962250] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc33dd800
[    2.962292] FS:  0000000000000000(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.962335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.962363] CR2: 00007f375a544574 CR3: 0000000037e47002 CR4: 0000000000771ef0
[    2.962409] PKRU: 55555554
[    2.962421] Call Trace:
[    2.962438]  <TASK>
[    2.962451]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.962479]  netif_state_change (net/core/dev.c:1605)
[    2.962502]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.962525]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.962554]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.962581]  process_one_work (kernel/workqueue.c:3314)
[    2.962603]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.962624]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.962645]  kthread (kernel/kthread.c:436)
[    2.962668]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.962689]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.962709]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.962734]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.962811] ------------[ cut here ]------------
| [    2.962839] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: 2/107
| [    2.962898] Modules linked in:
| [    2.962976] Tainted: [W]=WARN
[    2.962999] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.963033] Workqueue: events_unbound linkwatch_event
[    2.963063] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.963094] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.963184] RSP: 0018:ff774936002f3d50 EFLAGS: 00010286
[    2.963213] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.963256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc33dd800
[    2.963296] RBP: 0000000000000000 R08: ff311a0cc1cc9990 R09: ff311a0cc72af030
[    2.963343] R10: ff311a0cc724a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.963385] R13: 0000000000000010 R14: ff311a0cc724a000 R15: ff311a0cc33dd800
[    2.963428] FS:  0000000000000000(0000) GS:ff311a0d603c8000(0000) knlGS:0000000000000000
[    2.963471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.963507] CR2: 00007f375a544574 CR3: 0000000037e47002 CR4: 0000000000771ef0
[    2.963548] PKRU: 55555554
[    2.963564] Call Trace:
[    2.963579]  <TASK>
[    2.963595]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.963615]  netif_state_change (net/core/dev.c:1605)
[    2.963636]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.963656]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.963687]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.963709]  process_one_work (kernel/workqueue.c:3314)
[    2.963736]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.963761]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.963781]  kthread (kernel/kthread.c:436)
[    2.963799]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.963822]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.963846]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.963868]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.670954] ------------[ cut here ]------------
| [   42.671005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.671074] Modules linked in:
| [   42.671160] Tainted: [W]=WARN
[   42.671185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.671224] Workqueue: netns cleanup_net
[   42.671248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.671277] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.671372] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.671400] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.671443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.671483] RBP: 0000000000000000 R08: ff311a0cc454e890 R09: ff311a0cc5d1e030
[   42.671523] R10: ff311a0cc5d14120 R11: fefefefefefefeff R12: 0000000000000000
[   42.671562] R13: 0000000000000011 R14: ff311a0cc5d14000 R15: ff311a0cc1ced500
[   42.671606] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.671650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.671684] CR2: 000055bb0c238d5c CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.671733] PKRU: 55555554
[   42.671748] Call Trace:
[   42.671765]  <TASK>
[   42.671781]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.671812]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.671835]  cleanup_net (net/core/net_namespace.c:702)
[   42.671856]  process_one_work (kernel/workqueue.c:3314)
[   42.671884]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.671909]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.671931]  kthread (kernel/kthread.c:436)
[   42.671954]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.671977]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.672003]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.672025]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.672209] ------------[ cut here ]------------
| [   42.672242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.672306] Modules linked in:
| [   42.672380] Tainted: [W]=WARN
[   42.672401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.672433] Workqueue: netns cleanup_net
[   42.672453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.672485] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.672578] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.672607] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.672646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.672687] RBP: 0000000000000000 R08: ff311a0cc31dc810 R09: ff311a0cc5d0d030
[   42.672732] R10: ff311a0cc5d17120 R11: fefefefefefefeff R12: 0000000000000000
[   42.672773] R13: 0000000000000011 R14: ff311a0cc5d17000 R15: ff311a0cc1ced500
[   42.672817] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.672862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.672900] CR2: 000055bb0c238d5c CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.672946] PKRU: 55555554
[   42.672959] Call Trace:
[   42.672970]  <TASK>
[   42.672984]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.673012]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.673035]  cleanup_net (net/core/net_namespace.c:702)
[   42.673055]  process_one_work (kernel/workqueue.c:3314)
[   42.673075]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.673095]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.673115]  kthread (kernel/kthread.c:436)
[   42.673137]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.673159]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.673181]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.673202]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.673332] ------------[ cut here ]------------
| [   42.673363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.673422] Modules linked in:
| [   42.673512] Tainted: [W]=WARN
[   42.673533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.673571] Workqueue: netns cleanup_net
[   42.673594] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.673622] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.673729] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.673756] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.673795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.673844] RBP: 0000000000000000 R08: ff311a0cc318a110 R09: ff311a0cc5d18034
[   42.673894] R10: ff311a0cc5d12120 R11: fefefefefefefeff R12: 0000000000000000
[   42.673941] R13: 0000000000000011 R14: ff311a0cc5d12000 R15: ff311a0cc1ced500
[   42.673983] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.674026] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.674062] CR2: 000055bb0c238d5c CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.674103] PKRU: 55555554
[   42.674116] Call Trace:
[   42.674131]  <TASK>
[   42.674146]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.674175]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.674198]  cleanup_net (net/core/net_namespace.c:702)
[   42.674226]  process_one_work (kernel/workqueue.c:3314)
[   42.674249]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.674270]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.674292]  kthread (kernel/kthread.c:436)
[   42.674312]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.674335]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.674356]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.674377]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.674486] ------------[ cut here ]------------
| [   42.674513] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.674575] Modules linked in:
| [   42.674654] Tainted: [W]=WARN
[   42.674673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.674707] Workqueue: netns cleanup_net
[   42.674739] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.674767] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.674859] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.674896] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.674939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.674979] RBP: 0000000000000000 R08: ff311a0cc318a0d0 R09: ff311a0cc5cf7830
[   42.675019] R10: ff311a0cc5d13120 R11: fefefefefefefeff R12: 0000000000000000
[   42.675059] R13: 0000000000000011 R14: ff311a0cc5d13000 R15: ff311a0cc1ced500
[   42.675097] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.675139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.675178] CR2: 000055bb0c238d5c CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.675223] PKRU: 55555554
[   42.675236] Call Trace:
[   42.675251]  <TASK>
[   42.675266]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.675292]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.675311]  cleanup_net (net/core/net_namespace.c:702)
[   42.675331]  process_one_work (kernel/workqueue.c:3314)
[   42.675354]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.675376]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.675398]  kthread (kernel/kthread.c:436)
[   42.675418]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.675437]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.675456]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.675477]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.675575] ------------[ cut here ]------------
| [   42.675601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.675655] Modules linked in:
| [   42.675736] Tainted: [W]=WARN
[   42.675764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.675799] Workqueue: netns cleanup_net
[   42.675823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.675850] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.675941] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.675970] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.676009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.676046] RBP: 0000000000000000 R08: ff311a0cc18ddf90 R09: ff311a0cc5d09830
[   42.676090] R10: ff311a0cc5d04120 R11: fefefefefefefeff R12: 0000000000000000
[   42.676131] R13: 0000000000000011 R14: ff311a0cc5d04000 R15: ff311a0cc1ced500
[   42.676176] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.676217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.676251] CR2: 000055bb0c238d5c CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.676290] PKRU: 55555554
[   42.676303] Call Trace:
[   42.676318]  <TASK>
[   42.676332]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.676362]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.676386]  cleanup_net (net/core/net_namespace.c:702)
[   42.676407]  process_one_work (kernel/workqueue.c:3314)
[   42.676430]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.676453]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.676474]  kthread (kernel/kthread.c:436)
[   42.676499]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.676524]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.676547]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.676570]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.684756] ------------[ cut here ]------------
| [   42.684792] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.684859] Modules linked in:
| [   42.684946] Tainted: [W]=WARN
[   42.685001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.685047] Workqueue: netns cleanup_net
[   42.685073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.685103] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.685198] RSP: 0018:ff77493600067be8 EFLAGS: 00010286
[   42.685224] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   42.685267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.685305] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5d04034
[   42.685344] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.685384] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc1ced500
[   42.685429] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.685464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.685499] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.685539] PKRU: 55555554
[   42.685552] Call Trace:
[   42.685568]  <TASK>
[   42.685582]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.685607]  notifier_call_chain (kernel/notifier.c:85)
[   42.685632]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   42.685663]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   42.685691]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   42.685713]  default_device_exit_batch (net/core/dev.c:13084)
[   42.685745]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.685767]  cleanup_net (net/core/net_namespace.c:702)
[   42.685787]  process_one_work (kernel/workqueue.c:3314)
[   42.685811]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.685832]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.685850]  kthread (kernel/kthread.c:436)
[   42.685879]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.685901]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.685923]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.685948]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.686054] ------------[ cut here ]------------
| [   42.686079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.686132] Modules linked in:
| [   42.686208] Tainted: [W]=WARN
[   42.686230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.686262] Workqueue: netns cleanup_net
[   42.686283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.686310] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.686403] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.686430] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.686471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.686512] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5d04034
[   42.686557] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.686596] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc1ced500
[   42.686636] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.686671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.686705] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.686749] PKRU: 55555554
[   42.686763] Call Trace:
[   42.686777]  <TASK>
[   42.686790]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.686812]  __dev_notify_flags (net/core/dev.c:9787)
[   42.686837]  netif_change_flags (net/core/dev.c:9820)
[   42.686861]  dev_change_flags (net/core/dev_api.c:68)
[   42.686889]  cycle_netdev (drivers/net/vrf.c:1001)
[   42.686913]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.686934]  default_device_exit_batch (net/core/dev.c:13084)
[   42.686962]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.686986]  cleanup_net (net/core/net_namespace.c:702)
[   42.687008]  process_one_work (kernel/workqueue.c:3314)
[   42.687026]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.687048]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.687070]  kthread (kernel/kthread.c:436)
[   42.687091]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.687112]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.687132]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.687154]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.687245] ------------[ cut here ]------------
| [   42.687275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.687384] Modules linked in:
| [   42.687470] Tainted: [W]=WARN
[   42.687490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.687525] Workqueue: netns cleanup_net
[   42.687548] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.687577] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.687667] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.687694] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.687741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.687782] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5d04034
[   42.687822] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.687870] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc1ced500
[   42.687910] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.687957] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.687998] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.688039] PKRU: 55555554
[   42.688054] Call Trace:
[   42.688069]  <TASK>
[   42.688084]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.688107]  __dev_notify_flags (net/core/dev.c:9787)
[   42.688129]  netif_change_flags (net/core/dev.c:9820)
[   42.688151]  dev_change_flags (net/core/dev_api.c:68)
[   42.688172]  cycle_netdev (drivers/net/vrf.c:1003)
[   42.688191]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.688213]  default_device_exit_batch (net/core/dev.c:13084)
[   42.688242]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.688265]  cleanup_net (net/core/net_namespace.c:702)
[   42.688286]  process_one_work (kernel/workqueue.c:3314)
[   42.688307]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.688329]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.688349]  kthread (kernel/kthread.c:436)
[   42.688371]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.688393]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.688416]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.688436]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.688571] ------------[ cut here ]------------
| [   42.688604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.688667] Modules linked in:
| [   42.688756] Tainted: [W]=WARN
[   42.688775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.688811] Workqueue: netns cleanup_net
[   42.688835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.688862] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.688967] RSP: 0018:ff77493600067be8 EFLAGS: 00010286
[   42.688999] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   42.689048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.689093] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5d04034
[   42.689143] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[   42.689182] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc1ced500
[   42.689228] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.689277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.689315] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.689360] PKRU: 55555554
[   42.689374] Call Trace:
[   42.689388]  <TASK>
[   42.689401]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.689421]  notifier_call_chain (kernel/notifier.c:85)
[   42.689444]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   42.689474]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   42.689501]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   42.689523]  default_device_exit_batch (net/core/dev.c:13084)
[   42.689552]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.689574]  cleanup_net (net/core/net_namespace.c:702)
[   42.689598]  process_one_work (kernel/workqueue.c:3314)
[   42.689622]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.689643]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.689663]  kthread (kernel/kthread.c:436)
[   42.689684]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.689708]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.689732]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.689753]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.689923] ------------[ cut here ]------------
| [   42.689960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.690023] Modules linked in:
| [   42.690090] Tainted: [W]=WARN
[   42.690112] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.690149] Workqueue: netns cleanup_net
[   42.690172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.690201] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.690308] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.690339] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.690381] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.690426] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5d04034
[   42.690468] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[   42.690519] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc1ced500
[   42.690567] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.690618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.690655] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.690697] PKRU: 55555554
[   42.690711] Call Trace:
[   42.690731]  <TASK>
[   42.690746]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.690768]  __dev_notify_flags (net/core/dev.c:9787)
[   42.690790]  netif_change_flags (net/core/dev.c:9820)
[   42.690812]  dev_change_flags (net/core/dev_api.c:68)
[   42.690832]  cycle_netdev (drivers/net/vrf.c:1001)
[   42.690852]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.690876]  default_device_exit_batch (net/core/dev.c:13084)
[   42.690906]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.690930]  cleanup_net (net/core/net_namespace.c:702)
[   42.690952]  process_one_work (kernel/workqueue.c:3314)
[   42.690971]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.690993]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.691014]  kthread (kernel/kthread.c:436)
[   42.691037]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.691058]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.691079]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.691101]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.691190] ------------[ cut here ]------------
| [   42.691217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.691267] Modules linked in:
| [   42.691405] Tainted: [W]=WARN
[   42.691424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.691459] Workqueue: netns cleanup_net
[   42.691484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.691513] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.691615] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.691642] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.691687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.691733] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5d04034
[   42.691773] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[   42.691815] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc1ced500
[   42.691859] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.691911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.691948] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.691993] PKRU: 55555554
[   42.692006] Call Trace:
[   42.692020]  <TASK>
[   42.692033]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.692058]  __dev_notify_flags (net/core/dev.c:9787)
[   42.692080]  netif_change_flags (net/core/dev.c:9820)
[   42.692105]  dev_change_flags (net/core/dev_api.c:68)
[   42.692128]  cycle_netdev (drivers/net/vrf.c:1003)
[   42.692148]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.692171]  default_device_exit_batch (net/core/dev.c:13084)
[   42.692202]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.692225]  cleanup_net (net/core/net_namespace.c:702)
[   42.692248]  process_one_work (kernel/workqueue.c:3314)
[   42.692270]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.692293]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.692315]  kthread (kernel/kthread.c:436)
[   42.692337]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.692360]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.692383]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.692405]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.692545] ------------[ cut here ]------------
| [   42.692582] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.692645] Modules linked in:
| [   42.692725] Tainted: [W]=WARN
[   42.692746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.692783] Workqueue: netns cleanup_net
[   42.692805] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.692835] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.692942] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.692970] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.693010] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.693052] RBP: 0000000000000000 R08: ff311a0cc44e9910 R09: ff311a0cc5d04030
[   42.693093] R10: ff311a0cc7239120 R11: fefefefefefefeff R12: 0000000000000000
[   42.693145] R13: 0000000000000010 R14: ff311a0cc7239000 R15: ff311a0cc1ced500
[   42.693191] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.693239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.693275] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.693320] PKRU: 55555554
[   42.693335] Call Trace:
[   42.693348]  <TASK>
[   42.693364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.693386]  netif_close_many (net/core/dev.c:1804)
[   42.693406]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.693435]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.693463]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.693491]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.693514]  cleanup_net (net/core/net_namespace.c:702)
[   42.693534]  process_one_work (kernel/workqueue.c:3314)
[   42.693557]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.693578]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.693603]  kthread (kernel/kthread.c:436)
[   42.693624]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.693646]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.693668]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.693690]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.693782] ------------[ cut here ]------------
| [   42.693874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.693940] Modules linked in:
| [   42.694019] Tainted: [W]=WARN
[   42.694041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.694078] Workqueue: netns cleanup_net
[   42.694102] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.694128] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.694226] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.694254] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.694296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.694338] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5d04034
[   42.694380] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.694422] R13: 0000000000000010 R14: ff311a0cc729e000 R15: ff311a0cc1ced500
[   42.694468] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.694513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.694552] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.694604] PKRU: 55555554
[   42.694619] Call Trace:
[   42.694631]  <TASK>
[   42.694647]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.694668]  netif_close_many (net/core/dev.c:1804)
[   42.694688]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.694715]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.694749]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.694778]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.694800]  cleanup_net (net/core/net_namespace.c:702)
[   42.694821]  process_one_work (kernel/workqueue.c:3314)
[   42.694840]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.694858]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.694885]  kthread (kernel/kthread.c:436)
[   42.694906]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.694928]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.694951]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.694972]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.695126] ------------[ cut here ]------------
| [   42.695171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.695230] Modules linked in:
| [   42.695310] Tainted: [W]=WARN
[   42.695335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.695369] Workqueue: netns cleanup_net
[   42.695393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.695424] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.695521] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.695550] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.695588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.695626] RBP: 0000000000000000 R08: ff311a0cc33e5a90 R09: ff311a0cc5d04030
[   42.695666] R10: ff311a0cc729f120 R11: fefefefefefefeff R12: 0000000000000000
[   42.695707] R13: 0000000000000010 R14: ff311a0cc729f000 R15: ff311a0cc1ced500
[   42.695752] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.695796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.695829] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.695878] PKRU: 55555554
[   42.695894] Call Trace:
[   42.695909]  <TASK>
[   42.695923]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.695944]  netif_close_many (net/core/dev.c:1804)
[   42.695968]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.695999]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.696027]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.696054]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.696074]  cleanup_net (net/core/net_namespace.c:702)
[   42.696095]  process_one_work (kernel/workqueue.c:3314)
[   42.696115]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.696137]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.696158]  kthread (kernel/kthread.c:436)
[   42.696181]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.696204]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.696223]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.696246]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.696373] ------------[ cut here ]------------
| [   42.696409] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.696469] Modules linked in:
| [   42.696550] Tainted: [W]=WARN
[   42.696570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.696604] Workqueue: netns cleanup_net
[   42.696623] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.696656] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.696764] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.696797] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.696840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.696890] RBP: 0000000000000000 R08: ff311a0cc454e990 R09: ff311a0cc5d04030
[   42.696927] R10: ff311a0cc5f47120 R11: fefefefefefefeff R12: 0000000000000000
[   42.696971] R13: 0000000000000010 R14: ff311a0cc5f47000 R15: ff311a0cc1ced500
[   42.697015] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.697058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.697091] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.697134] PKRU: 55555554
[   42.697149] Call Trace:
[   42.697163]  <TASK>
[   42.697180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.697202]  netif_close_many (net/core/dev.c:1804)
[   42.697223]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.697247]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.697275]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.697302]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.697325]  cleanup_net (net/core/net_namespace.c:702)
[   42.697346]  process_one_work (kernel/workqueue.c:3314)
[   42.697367]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.697389]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.697411]  kthread (kernel/kthread.c:436)
[   42.697432]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.697453]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.697474]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.697496]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.697580] ------------[ cut here ]------------
| [   42.697635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.697699] Modules linked in:
| [   42.697784] Tainted: [W]=WARN
[   42.697805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.697838] Workqueue: netns cleanup_net
[   42.697861] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.697891] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.697990] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.698019] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.698063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.698105] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5d04034
[   42.698147] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[   42.698186] R13: 0000000000000010 R14: ff311a0cc47f6000 R15: ff311a0cc1ced500
[   42.698229] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.698278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.698315] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.698357] PKRU: 55555554
[   42.698372] Call Trace:
[   42.698385]  <TASK>
[   42.698400]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.698422]  netif_close_many (net/core/dev.c:1804)
[   42.698446]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.698473]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.698501]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.698530]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.698554]  cleanup_net (net/core/net_namespace.c:702)
[   42.698575]  process_one_work (kernel/workqueue.c:3314)
[   42.698597]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.698615]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.698635]  kthread (kernel/kthread.c:436)
[   42.698656]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.698678]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.698700]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.698725]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.698843] ------------[ cut here ]------------
| [   42.698886] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.698945] Modules linked in:
| [   42.699022] Tainted: [W]=WARN
[   42.699043] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.699081] Workqueue: netns cleanup_net
[   42.699104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.699132] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.699232] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.699261] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.699303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.699348] RBP: 0000000000000000 R08: ff311a0cc45391d0 R09: ff311a0cc5d04030
[   42.699386] R10: ff311a0cc47f7120 R11: fefefefefefefeff R12: 0000000000000000
[   42.699428] R13: 0000000000000010 R14: ff311a0cc47f7000 R15: ff311a0cc1ced500
[   42.699474] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.699514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.699549] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.699592] PKRU: 55555554
[   42.699607] Call Trace:
[   42.699623]  <TASK>
[   42.699639]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.699666]  netif_close_many (net/core/dev.c:1804)
[   42.699689]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.699716]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.699753]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.699785]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.699805]  cleanup_net (net/core/net_namespace.c:702)
[   42.699827]  process_one_work (kernel/workqueue.c:3314)
[   42.699849]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.699875]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.699897]  kthread (kernel/kthread.c:436)
[   42.699918]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.699939]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.699960]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.699981]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.700137] ------------[ cut here ]------------
| [   42.700172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.700234] Modules linked in:
| [   42.700313] Tainted: [W]=WARN
[   42.700335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.700373] Workqueue: netns cleanup_net
[   42.700396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.700425] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.700516] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.700547] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.700586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.700626] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc5d04030
[   42.700666] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[   42.700710] R13: 0000000000000010 R14: ff311a0cc2ede000 R15: ff311a0cc1ced500
[   42.700767] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.700809] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.700846] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.700896] PKRU: 55555554
[   42.700911] Call Trace:
[   42.700926]  <TASK>
[   42.700938]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.700965]  netif_close_many (net/core/dev.c:1804)
[   42.700987]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.701014]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.701043]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.701073]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.701095]  cleanup_net (net/core/net_namespace.c:702)
[   42.701117]  process_one_work (kernel/workqueue.c:3314)
[   42.701135]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.701156]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.701176]  kthread (kernel/kthread.c:436)
[   42.701199]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.701220]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.701242]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.701264]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.701401] ------------[ cut here ]------------
| [   42.701438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.701500] Modules linked in:
| [   42.701580] Tainted: [W]=WARN
[   42.701599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.701630] Workqueue: netns cleanup_net
[   42.701651] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.701678] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.701775] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.701805] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.701843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.701890] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc5d04030
[   42.701932] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[   42.701977] R13: 0000000000000010 R14: ff311a0cc2edd000 R15: ff311a0cc1ced500
[   42.702017] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.702064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.702104] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.702149] PKRU: 55555554
[   42.702164] Call Trace:
[   42.702180]  <TASK>
[   42.702195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.702218]  netif_close_many (net/core/dev.c:1804)
[   42.702241]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.702266]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.702295]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.702326]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.702352]  cleanup_net (net/core/net_namespace.c:702)
[   42.702375]  process_one_work (kernel/workqueue.c:3314)
[   42.702396]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.702418]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.702439]  kthread (kernel/kthread.c:436)
[   42.702462]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.702483]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.702506]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.702528]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.702655] ------------[ cut here ]------------
| [   42.702689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.702752] Modules linked in:
| [   42.702832] Tainted: [W]=WARN
[   42.702850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.702886] Workqueue: netns cleanup_net
[   42.702908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.702937] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.703039] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.703063] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.703105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.703147] RBP: 0000000000000000 R08: ff311a0cc31c2c10 R09: ff311a0cc5d0402c
[   42.703194] R10: ff311a0cc5d07120 R11: fefefefefefefeff R12: 0000000000000000
[   42.703237] R13: 0000000000000010 R14: ff311a0cc5d07000 R15: ff311a0cc1ced500
[   42.703281] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.703325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.703359] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.703404] PKRU: 55555554
[   42.703416] Call Trace:
[   42.703430]  <TASK>
[   42.703444]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.703467]  netif_close_many (net/core/dev.c:1804)
[   42.703488]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.703516]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.703544]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.703571]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.703594]  cleanup_net (net/core/net_namespace.c:702)
[   42.703616]  process_one_work (kernel/workqueue.c:3314)
[   42.703637]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.703657]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.703678]  kthread (kernel/kthread.c:436)
[   42.703700]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.703725]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.703748]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.703770]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.703914] ------------[ cut here ]------------
| [   42.703951] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.704011] Modules linked in:
| [   42.704092] Tainted: [W]=WARN
[   42.704114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.704148] Workqueue: netns cleanup_net
[   42.704173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.704195] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.704293] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.704319] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.704357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.704397] RBP: 0000000000000000 R08: ff311a0cc44e9910 R09: ff311a0cc7243030
[   42.704440] R10: ff311a0cc7239120 R11: fefefefefefefeff R12: 0000000000000000
[   42.704481] R13: 0000000000000011 R14: ff311a0cc7239000 R15: ff311a0cc1ced500
[   42.704523] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.704566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.704601] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.704644] PKRU: 55555554
[   42.704659] Call Trace:
[   42.704672]  <TASK>
[   42.704692]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.704724]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.704751]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.704773]  cleanup_net (net/core/net_namespace.c:702)
[   42.704797]  process_one_work (kernel/workqueue.c:3314)
[   42.704819]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.704840]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.704871]  kthread (kernel/kthread.c:436)
[   42.704893]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.704918]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.704942]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.704964]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.705154] ------------[ cut here ]------------
| [   42.705192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.705255] Modules linked in:
| [   42.705331] Tainted: [W]=WARN
[   42.705351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.705382] Workqueue: netns cleanup_net
[   42.705435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.705464] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.705564] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.705592] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.705629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.705668] RBP: 0000000000000000 R08: ff311a0cc44e9c90 R09: ff311a0cc5f77034
[   42.705710] R10: ff311a0cc729e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.705757] R13: 0000000000000011 R14: ff311a0cc729e000 R15: ff311a0cc1ced500
[   42.705802] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.705843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.705884] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.705927] PKRU: 55555554
[   42.705940] Call Trace:
[   42.705955]  <TASK>
[   42.705970]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.705998]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.706028]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.706049]  cleanup_net (net/core/net_namespace.c:702)
[   42.706070]  process_one_work (kernel/workqueue.c:3314)
[   42.706091]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.706112]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.706134]  kthread (kernel/kthread.c:436)
[   42.706156]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.706179]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.706205]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.706225]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.706409] ------------[ cut here ]------------
| [   42.706444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.706504] Modules linked in:
| [   42.706592] Tainted: [W]=WARN
[   42.706612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.706650] Workqueue: netns cleanup_net
[   42.706672] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.706701] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.706804] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.706834] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.706884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.706926] RBP: 0000000000000000 R08: ff311a0cc33e5a90 R09: ff311a0cc72a6830
[   42.706968] R10: ff311a0cc729f120 R11: fefefefefefefeff R12: 0000000000000000
[   42.707013] R13: 0000000000000011 R14: ff311a0cc729f000 R15: ff311a0cc1ced500
[   42.707060] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.707103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.707140] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.707183] PKRU: 55555554
[   42.707201] Call Trace:
[   42.707213]  <TASK>
[   42.707228]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.707251]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.707279]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.707300]  cleanup_net (net/core/net_namespace.c:702)
[   42.707322]  process_one_work (kernel/workqueue.c:3314)
[   42.707344]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.707366]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.707384]  kthread (kernel/kthread.c:436)
[   42.707403]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.707428]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.707449]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.707468]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.707636] ------------[ cut here ]------------
| [   42.707673] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.707755] Modules linked in:
| [   42.707836] Tainted: [W]=WARN
[   42.707858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.707900] Workqueue: netns cleanup_net
[   42.707923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.707949] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.708048] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.708076] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.708119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.708162] RBP: 0000000000000000 R08: ff311a0cc454e990 R09: ff311a0cc5d1c830
[   42.708210] R10: ff311a0cc5f47120 R11: fefefefefefefeff R12: 0000000000000000
[   42.708253] R13: 0000000000000011 R14: ff311a0cc5f47000 R15: ff311a0cc1ced500
[   42.708295] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.708342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.708375] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.708415] PKRU: 55555554
[   42.708430] Call Trace:
[   42.708445]  <TASK>
[   42.708461]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.708491]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.708525]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.708545]  cleanup_net (net/core/net_namespace.c:702)
[   42.708566]  process_one_work (kernel/workqueue.c:3314)
[   42.708587]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.708608]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.708631]  kthread (kernel/kthread.c:436)
[   42.708652]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.708675]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.708696]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.708722]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.708895] ------------[ cut here ]------------
| [   42.708931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.708994] Modules linked in:
| [   42.709073] Tainted: [W]=WARN
[   42.709095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.709126] Workqueue: netns cleanup_net
[   42.709150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.709177] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.709273] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.709300] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.709338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.709385] RBP: 0000000000000000 R08: ff311a0cc1cfc5d0 R09: ff311a0cc5d1a034
[   42.709427] R10: ff311a0cc47f6120 R11: fefefefefefefeff R12: 0000000000000000
[   42.709466] R13: 0000000000000011 R14: ff311a0cc47f6000 R15: ff311a0cc1ced500
[   42.709506] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.709547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.709580] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.709624] PKRU: 55555554
[   42.709642] Call Trace:
[   42.709654]  <TASK>
[   42.709669]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.709697]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.709738]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.709764]  cleanup_net (net/core/net_namespace.c:702)
[   42.709786]  process_one_work (kernel/workqueue.c:3314)
[   42.709809]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.709830]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.709849]  kthread (kernel/kthread.c:436)
[   42.709875]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.709897]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.709925]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.709967]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.710124] ------------[ cut here ]------------
| [   42.710161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.710222] Modules linked in:
| [   42.710297] Tainted: [W]=WARN
[   42.710318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.710353] Workqueue: netns cleanup_net
[   42.710374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.710403] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.710494] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.710524] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.710564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.710604] RBP: 0000000000000000 R08: ff311a0cc45391d0 R09: ff311a0cc5e8e030
[   42.710645] R10: ff311a0cc47f7120 R11: fefefefefefefeff R12: 0000000000000000
[   42.710685] R13: 0000000000000011 R14: ff311a0cc47f7000 R15: ff311a0cc1ced500
[   42.710733] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.710778] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.710806] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.710848] PKRU: 55555554
[   42.710870] Call Trace:
[   42.710883]  <TASK>
[   42.710899]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.710929]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.710952]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.710978]  cleanup_net (net/core/net_namespace.c:702)
[   42.711002]  process_one_work (kernel/workqueue.c:3314)
[   42.711022]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.711043]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.711065]  kthread (kernel/kthread.c:436)
[   42.711087]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.711109]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.711129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.711149]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.711311] ------------[ cut here ]------------
| [   42.711348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.711410] Modules linked in:
| [   42.711490] Tainted: [W]=WARN
[   42.711510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.711544] Workqueue: netns cleanup_net
[   42.711567] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.711598] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.711692] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.711728] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.711769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.711814] RBP: 0000000000000000 R08: ff311a0cc454ea10 R09: ff311a0cc19bb030
[   42.711854] R10: ff311a0cc2ede120 R11: fefefefefefefeff R12: 0000000000000000
[   42.711905] R13: 0000000000000011 R14: ff311a0cc2ede000 R15: ff311a0cc1ced500
[   42.711947] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.711986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.712016] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.712060] PKRU: 55555554
[   42.712072] Call Trace:
[   42.712086]  <TASK>
[   42.712101]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.712131]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.712166]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.712189]  cleanup_net (net/core/net_namespace.c:702)
[   42.712213]  process_one_work (kernel/workqueue.c:3314)
[   42.712239]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.712261]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.712280]  kthread (kernel/kthread.c:436)
[   42.712300]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.712321]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.712343]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.712365]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.712522] ------------[ cut here ]------------
| [   42.712558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.712617] Modules linked in:
| [   42.712694] Tainted: [W]=WARN
[   42.712712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.712754] Workqueue: netns cleanup_net
[   42.712774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.712809] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.712909] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.712932] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.712973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.713013] RBP: 0000000000000000 R08: ff311a0cc454e8d0 R09: ff311a0cc19d5030
[   42.713053] R10: ff311a0cc2edd120 R11: fefefefefefefeff R12: 0000000000000000
[   42.713094] R13: 0000000000000011 R14: ff311a0cc2edd000 R15: ff311a0cc1ced500
[   42.713137] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.713183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.713217] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.713260] PKRU: 55555554
[   42.713273] Call Trace:
[   42.713287]  <TASK>
[   42.713303]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.713330]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.713356]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.713377]  cleanup_net (net/core/net_namespace.c:702)
[   42.713397]  process_one_work (kernel/workqueue.c:3314)
[   42.713419]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.713440]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.713460]  kthread (kernel/kthread.c:436)
[   42.713480]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.713504]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.713524]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.713546]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.713776] ------------[ cut here ]------------
| [   42.713812] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.713877] Modules linked in:
| [   42.713957] Tainted: [W]=WARN
[   42.713977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.714011] Workqueue: netns cleanup_net
[   42.714035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.714061] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.714163] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.714192] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.714230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.714264] RBP: 0000000000000000 R08: ff311a0cc31c2c10 R09: ff311a0cc5d0b02c
[   42.714305] R10: ff311a0cc5d07120 R11: fefefefefefefeff R12: 0000000000000000
[   42.714348] R13: 0000000000000011 R14: ff311a0cc5d07000 R15: ff311a0cc1ced500
[   42.714393] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.714434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.714467] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.714511] PKRU: 55555554
[   42.714523] Call Trace:
[   42.714537]  <TASK>
[   42.714553]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.714581]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.714612]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.714634]  cleanup_net (net/core/net_namespace.c:702)
[   42.714656]  process_one_work (kernel/workqueue.c:3314)
[   42.714678]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.714700]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.714726]  kthread (kernel/kthread.c:436)
[   42.714747]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.714770]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.714791]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.714814]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.743883] ------------[ cut here ]------------
| [   42.743922] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.743969] Modules linked in:
| [   42.744051] Tainted: [W]=WARN
[   42.744071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.744107] Workqueue: netns cleanup_net
[   42.744131] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.744158] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.744252] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.744278] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.744317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.744358] RBP: 0000000000000000 R08: ff311a0cc44de810 R09: ff311a0cc47fa030
[   42.744399] R10: ff311a0cc47f2120 R11: fefefefefefefeff R12: 0000000000000000
[   42.744439] R13: 0000000000000011 R14: ff311a0cc47f2000 R15: ff311a0cc1ced500
[   42.744481] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.744528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.744560] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.744602] PKRU: 55555554
[   42.744617] Call Trace:
[   42.744633]  <TASK>
[   42.744648]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.744677]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.744699]  cleanup_net (net/core/net_namespace.c:702)
[   42.744725]  process_one_work (kernel/workqueue.c:3314)
[   42.744746]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.744766]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.744787]  kthread (kernel/kthread.c:436)
[   42.744809]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.744830]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.744851]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.744878]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.745034] ------------[ cut here ]------------
| [   42.745068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.745125] Modules linked in:
| [   42.745208] Tainted: [W]=WARN
[   42.745229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.745266] Workqueue: netns cleanup_net
[   42.745290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.745316] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.745415] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.745445] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.745486] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.745534] RBP: 0000000000000000 R08: ff311a0cc3140e90 R09: ff311a0cc47e9030
[   42.745574] R10: ff311a0cc47e5120 R11: fefefefefefefeff R12: 0000000000000000
[   42.745610] R13: 0000000000000011 R14: ff311a0cc47e5000 R15: ff311a0cc1ced500
[   42.745652] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.745695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.745740] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.745792] PKRU: 55555554
[   42.745807] Call Trace:
[   42.745821]  <TASK>
[   42.745836]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.745870]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.745892]  cleanup_net (net/core/net_namespace.c:702)
[   42.745912]  process_one_work (kernel/workqueue.c:3314)
[   42.745932]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.745952]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.745972]  kthread (kernel/kthread.c:436)
[   42.745992]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.746015]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.746037]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.746056]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.746234] ------------[ cut here ]------------
| [   42.746273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.746332] Modules linked in:
| [   42.746410] Tainted: [W]=WARN
[   42.746429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.746470] Workqueue: netns cleanup_net
[   42.746492] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.746520] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.746623] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.746650] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.746693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.746740] RBP: 0000000000000000 R08: ff311a0cc318a010 R09: ff311a0cc47ec034
[   42.746779] R10: ff311a0cc47e0120 R11: fefefefefefefeff R12: 0000000000000000
[   42.746826] R13: 0000000000000011 R14: ff311a0cc47e0000 R15: ff311a0cc1ced500
[   42.746874] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.746921] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.746956] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.746999] PKRU: 55555554
[   42.747012] Call Trace:
[   42.747025]  <TASK>
[   42.747040]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.747068]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.747091]  cleanup_net (net/core/net_namespace.c:702)
[   42.747115]  process_one_work (kernel/workqueue.c:3314)
[   42.747137]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.747158]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.747182]  kthread (kernel/kthread.c:436)
[   42.747206]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.747227]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.747245]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.747267]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.747439] ------------[ cut here ]------------
| [   42.747474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.747532] Modules linked in:
| [   42.747609] Tainted: [W]=WARN
[   42.747627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.747662] Workqueue: netns cleanup_net
[   42.747684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.747712] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.747808] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.747835] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.747880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.747920] RBP: 0000000000000000 R08: ff311a0cc318ad90 R09: ff311a0cc47a3830
[   42.747960] R10: ff311a0cc47e1120 R11: fefefefefefefeff R12: 0000000000000000
[   42.748000] R13: 0000000000000011 R14: ff311a0cc47e1000 R15: ff311a0cc1ced500
[   42.748041] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.748081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.748113] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.748154] PKRU: 55555554
[   42.748171] Call Trace:
[   42.748184]  <TASK>
[   42.748197]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.748231]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.748253]  cleanup_net (net/core/net_namespace.c:702)
[   42.748275]  process_one_work (kernel/workqueue.c:3314)
[   42.748297]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.748317]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.748336]  kthread (kernel/kthread.c:436)
[   42.748358]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.748379]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.748399]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.748422]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.748570] ------------[ cut here ]------------
| [   42.748609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.748667] Modules linked in:
| [   42.748750] Tainted: [W]=WARN
[   42.748770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.748800] Workqueue: netns cleanup_net
[   42.748826] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.748853] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.748958] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.748982] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.749023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.749067] RBP: 0000000000000000 R08: ff311a0cc318ac50 R09: ff311a0cc47d5030
[   42.749114] R10: ff311a0cc47e2120 R11: fefefefefefefeff R12: 0000000000000000
[   42.749162] R13: 0000000000000011 R14: ff311a0cc47e2000 R15: ff311a0cc1ced500
[   42.749206] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.749247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.749282] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.749324] PKRU: 55555554
[   42.749339] Call Trace:
[   42.749354]  <TASK>
[   42.749368]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.749398]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.749421]  cleanup_net (net/core/net_namespace.c:702)
[   42.749444]  process_one_work (kernel/workqueue.c:3314)
[   42.749465]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.749489]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.749515]  kthread (kernel/kthread.c:436)
[   42.749537]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.749557]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.749579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.749601]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.749829] ------------[ cut here ]------------
| [   42.749870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.749928] Modules linked in:
| [   42.750004] Tainted: [W]=WARN
[   42.750024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.750058] Workqueue: netns cleanup_net
[   42.750080] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.750106] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.750204] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.750235] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.750274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.750314] RBP: 0000000000000000 R08: ff311a0cc44ee5d0 R09: ff311a0cc5e10830
[   42.750353] R10: ff311a0cc5c36120 R11: fefefefefefefeff R12: 0000000000000000
[   42.750396] R13: 0000000000000011 R14: ff311a0cc5c36000 R15: ff311a0cc1ced500
[   42.750443] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.750485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.750522] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.750565] PKRU: 55555554
[   42.750580] Call Trace:
[   42.750594]  <TASK>
[   42.750609]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.750637]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.750659]  cleanup_net (net/core/net_namespace.c:702)
[   42.750679]  process_one_work (kernel/workqueue.c:3314)
[   42.750700]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.750726]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.750748]  kthread (kernel/kthread.c:436)
[   42.750773]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.750794]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.750817]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.750838]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.750998] ------------[ cut here ]------------
| [   42.751035] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.751092] Modules linked in:
| [   42.751175] Tainted: [W]=WARN
[   42.751199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.751241] Workqueue: netns cleanup_net
[   42.751263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.751288] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.751383] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.751411] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.751450] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.751494] RBP: 0000000000000000 R08: ff311a0cc1d00b10 R09: ff311a0cc5e13830
[   42.751535] R10: ff311a0cc5c31120 R11: fefefefefefefeff R12: 0000000000000000
[   42.751579] R13: 0000000000000011 R14: ff311a0cc5c31000 R15: ff311a0cc1ced500
[   42.751619] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.751668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.751701] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.751750] PKRU: 55555554
[   42.751764] Call Trace:
[   42.751778]  <TASK>
[   42.751794]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.751818]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.751839]  cleanup_net (net/core/net_namespace.c:702)
[   42.751862]  process_one_work (kernel/workqueue.c:3314)
[   42.751887]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.751908]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.751930]  kthread (kernel/kthread.c:436)
[   42.751952]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.751974]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.751997]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.752019]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.752177] ------------[ cut here ]------------
| [   42.752214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.752274] Modules linked in:
| [   42.752359] Tainted: [W]=WARN
[   42.752377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.752410] Workqueue: netns cleanup_net
[   42.752430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.752458] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.752554] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.752580] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.752624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.752665] RBP: 0000000000000000 R08: ff311a0cc1d00010 R09: ff311a0cc5c1a834
[   42.752709] R10: ff311a0cc5c2c120 R11: fefefefefefefeff R12: 0000000000000000
[   42.752764] R13: 0000000000000011 R14: ff311a0cc5c2c000 R15: ff311a0cc1ced500
[   42.752807] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.752852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.752891] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.752932] PKRU: 55555554
[   42.752947] Call Trace:
[   42.752961]  <TASK>
[   42.752975]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.753001]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.753019]  cleanup_net (net/core/net_namespace.c:702)
[   42.753039]  process_one_work (kernel/workqueue.c:3314)
[   42.753061]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.753084]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.753108]  kthread (kernel/kthread.c:436)
[   42.753130]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.753157]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.753179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.753200]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.753350] ------------[ cut here ]------------
| [   42.753387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.753450] Modules linked in:
| [   42.753527] Tainted: [W]=WARN
[   42.753548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.753581] Workqueue: netns cleanup_net
[   42.753605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.753634] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.753740] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.753770] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.753813] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.753854] RBP: 0000000000000000 R08: ff311a0cc1d006d0 R09: ff311a0cc5d38030
[   42.753905] R10: ff311a0cc5c2d120 R11: fefefefefefefeff R12: 0000000000000000
[   42.753942] R13: 0000000000000011 R14: ff311a0cc5c2d000 R15: ff311a0cc1ced500
[   42.753977] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.754023] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.754059] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.754104] PKRU: 55555554
[   42.754119] Call Trace:
[   42.754134]  <TASK>
[   42.754149]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.754181]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.754207]  cleanup_net (net/core/net_namespace.c:702)
[   42.754230]  process_one_work (kernel/workqueue.c:3314)
[   42.754252]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.754271]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.754291]  kthread (kernel/kthread.c:436)
[   42.754313]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.754335]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.754353]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.754373]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.754549] ------------[ cut here ]------------
| [   42.754585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.754644] Modules linked in:
| [   42.754731] Tainted: [W]=WARN
[   42.754754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.754786] Workqueue: netns cleanup_net
[   42.754811] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.754842] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.754948] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.754978] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.755017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.755058] RBP: 0000000000000000 R08: ff311a0cc31dced0 R09: ff311a0cc19d6030
[   42.755098] R10: ff311a0cc5c2e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.755136] R13: 0000000000000011 R14: ff311a0cc5c2e000 R15: ff311a0cc1ced500
[   42.755185] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.755228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.755263] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.755305] PKRU: 55555554
[   42.755318] Call Trace:
[   42.755331]  <TASK>
[   42.755347]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.755375]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.755396]  cleanup_net (net/core/net_namespace.c:702)
[   42.755419]  process_one_work (kernel/workqueue.c:3314)
[   42.755439]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.755461]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.755482]  kthread (kernel/kthread.c:436)
[   42.755505]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.755528]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.755549]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.755576]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.755794] ------------[ cut here ]------------
| [   42.755830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.755894] Modules linked in:
| [   42.755974] Tainted: [W]=WARN
[   42.755994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.756029] Workqueue: netns cleanup_net
[   42.756050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.756080] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.756172] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.756195] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.756236] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.756274] RBP: 0000000000000000 R08: ff311a0cc1d00610 R09: ff311a0cc5d3b030
[   42.756316] R10: ff311a0cc5d30120 R11: fefefefefefefeff R12: 0000000000000000
[   42.756357] R13: 0000000000000011 R14: ff311a0cc5d30000 R15: ff311a0cc1ced500
[   42.756400] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.756444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.756481] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.756518] PKRU: 55555554
[   42.756532] Call Trace:
[   42.756545]  <TASK>
[   42.756560]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.756586]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.756606]  cleanup_net (net/core/net_namespace.c:702)
[   42.756628]  process_one_work (kernel/workqueue.c:3314)
[   42.756650]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.756673]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.756696]  kthread (kernel/kthread.c:436)
[   42.756725]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.756748]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.756770]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.756790]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.756924] ------------[ cut here ]------------
| [   42.756953] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.757006] Modules linked in:
| [   42.757136] Tainted: [W]=WARN
[   42.757163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.757201] Workqueue: netns cleanup_net
[   42.757223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.757251] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.757342] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.757371] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.757414] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.757461] RBP: 0000000000000000 R08: ff311a0cc4486c10 R09: ff311a0cc47a5030
[   42.757501] R10: ff311a0cc5d33120 R11: fefefefefefefeff R12: 0000000000000000
[   42.757543] R13: 0000000000000011 R14: ff311a0cc5d33000 R15: ff311a0cc1ced500
[   42.757587] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.757622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.757659] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.757702] PKRU: 55555554
[   42.757725] Call Trace:
[   42.757740]  <TASK>
[   42.757754]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.757784]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.757810]  cleanup_net (net/core/net_namespace.c:702)
[   42.757831]  process_one_work (kernel/workqueue.c:3314)
[   42.757850]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.757876]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.757896]  kthread (kernel/kthread.c:436)
[   42.757918]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.757942]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.757966]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.757989]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.758146] ------------[ cut here ]------------
| [   42.758182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.758240] Modules linked in:
| [   42.758319] Tainted: [W]=WARN
[   42.758341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.758376] Workqueue: netns cleanup_net
[   42.758395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.758425] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.758526] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.758553] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.758593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.758633] RBP: 0000000000000000 R08: ff311a0cc318a650 R09: ff311a0cc47c3834
[   42.758674] R10: ff311a0cc5d2e120 R11: fefefefefefefeff R12: 0000000000000000
[   42.758714] R13: 0000000000000011 R14: ff311a0cc5d2e000 R15: ff311a0cc1ced500
[   42.758763] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.758805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.758838] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.758886] PKRU: 55555554
[   42.758901] Call Trace:
[   42.758916]  <TASK>
[   42.758935]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.758965]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.758985]  cleanup_net (net/core/net_namespace.c:702)
[   42.759006]  process_one_work (kernel/workqueue.c:3314)
[   42.759029]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.759050]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.759070]  kthread (kernel/kthread.c:436)
[   42.759093]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.759114]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.759136]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.759159]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.759278] ------------[ cut here ]------------
| [   42.759304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.759361] Modules linked in:
| [   42.759505] Tainted: [W]=WARN
[   42.759533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.759571] Workqueue: netns cleanup_net
[   42.759595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.759626] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.759737] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.759765] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.759808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.759848] RBP: 0000000000000000 R08: ff311a0cc318a510 R09: ff311a0cc47c7030
[   42.759896] R10: ff311a0cc5d2f120 R11: fefefefefefefeff R12: 0000000000000000
[   42.759940] R13: 0000000000000011 R14: ff311a0cc5d2f000 R15: ff311a0cc1ced500
[   42.759982] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.760022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.760057] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.760099] PKRU: 55555554
[   42.760113] Call Trace:
[   42.760127]  <TASK>
[   42.760140]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.760170]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.760193]  cleanup_net (net/core/net_namespace.c:702)
[   42.760214]  process_one_work (kernel/workqueue.c:3314)
[   42.760239]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.760261]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.760282]  kthread (kernel/kthread.c:436)
[   42.760302]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.760323]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.760346]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.760368]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.760521] ------------[ cut here ]------------
| [   42.760556] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.760621] Modules linked in:
| [   42.760699] Tainted: [W]=WARN
[   42.760726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.760762] Workqueue: netns cleanup_net
[   42.760784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.760813] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.760914] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.760940] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.760977] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.761021] RBP: 0000000000000000 R08: ff311a0cc454e650 R09: ff311a0cc47b5030
[   42.761064] R10: ff311a0cc5d28120 R11: fefefefefefefeff R12: 0000000000000000
[   42.761104] R13: 0000000000000011 R14: ff311a0cc5d28000 R15: ff311a0cc1ced500
[   42.761153] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.761198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.761232] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.761274] PKRU: 55555554
[   42.761288] Call Trace:
[   42.761302]  <TASK>
[   42.761317]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.761345]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.761366]  cleanup_net (net/core/net_namespace.c:702)
[   42.761386]  process_one_work (kernel/workqueue.c:3314)
[   42.761406]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.761431]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.761456]  kthread (kernel/kthread.c:436)
[   42.761479]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.761501]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.761523]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.761545]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.769803] ------------[ cut here ]------------
| [   42.769838] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.769907] Modules linked in:
| [   42.769985] Tainted: [W]=WARN
[   42.770007] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.770041] Workqueue: netns cleanup_net
[   42.770064] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.770087] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.770180] RSP: 0018:ff77493600067be8 EFLAGS: 00010286
[   42.770204] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   42.770249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.770295] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc5d28034
[   42.770338] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[   42.770382] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc1ced500
[   42.770423] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.770466] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.770498] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.770540] PKRU: 55555554
[   42.770555] Call Trace:
[   42.770570]  <TASK>
[   42.770583]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.770604]  notifier_call_chain (kernel/notifier.c:85)
[   42.770626]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   42.770655]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   42.770684]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   42.770710]  default_device_exit_batch (net/core/dev.c:13084)
[   42.770743]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.770765]  cleanup_net (net/core/net_namespace.c:702)
[   42.770788]  process_one_work (kernel/workqueue.c:3314)
[   42.770810]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.770832]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.770857]  kthread (kernel/kthread.c:436)
[   42.770884]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.770908]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.770930]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.770951]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.771049] ------------[ cut here ]------------
| [   42.771075] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.771140] Modules linked in:
| [   42.771222] Tainted: [W]=WARN
[   42.771243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.771276] Workqueue: netns cleanup_net
[   42.771297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.771327] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.771427] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.771454] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.771498] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.771539] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc5d28034
[   42.771579] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[   42.771618] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc1ced500
[   42.771663] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.771706] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.771739] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.771783] PKRU: 55555554
[   42.771797] Call Trace:
[   42.771810]  <TASK>
[   42.771824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.771845]  __dev_notify_flags (net/core/dev.c:9787)
[   42.771874]  netif_change_flags (net/core/dev.c:9820)
[   42.771893]  dev_change_flags (net/core/dev_api.c:68)
[   42.771913]  cycle_netdev (drivers/net/vrf.c:1001)
[   42.771937]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.771959]  default_device_exit_batch (net/core/dev.c:13084)
[   42.771986]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.772005]  cleanup_net (net/core/net_namespace.c:702)
[   42.772029]  process_one_work (kernel/workqueue.c:3314)
[   42.772050]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.772073]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.772094]  kthread (kernel/kthread.c:436)
[   42.772114]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.772139]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.772165]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.772186]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.772265] ------------[ cut here ]------------
| [   42.772330] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.772394] Modules linked in:
| [   42.772475] Tainted: [W]=WARN
[   42.772496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.772529] Workqueue: netns cleanup_net
[   42.772551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.772578] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.772669] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.772696] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.772743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.772782] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc5d28034
[   42.772822] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[   42.772862] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc1ced500
[   42.772911] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.772953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.772989] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.773033] PKRU: 55555554
[   42.773049] Call Trace:
[   42.773063]  <TASK>
[   42.773078]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.773096]  __dev_notify_flags (net/core/dev.c:9787)
[   42.773121]  netif_change_flags (net/core/dev.c:9820)
[   42.773147]  dev_change_flags (net/core/dev_api.c:68)
[   42.773171]  cycle_netdev (drivers/net/vrf.c:1003)
[   42.773193]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.773214]  default_device_exit_batch (net/core/dev.c:13084)
[   42.773238]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.773260]  cleanup_net (net/core/net_namespace.c:702)
[   42.773283]  process_one_work (kernel/workqueue.c:3314)
[   42.773303]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.773322]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.773342]  kthread (kernel/kthread.c:436)
[   42.773362]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.773385]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.773407]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.773425]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.773583] ------------[ cut here ]------------
| [   42.773617] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.773676] Modules linked in:
| [   42.773764] Tainted: [W]=WARN
[   42.773785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.773819] Workqueue: netns cleanup_net
[   42.773838] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.773872] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.773962] RSP: 0018:ff77493600067be8 EFLAGS: 00010286
[   42.773985] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   42.774026] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.774067] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5d28034
[   42.774108] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.774148] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc1ced500
[   42.774190] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.774230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.774263] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.774306] PKRU: 55555554
[   42.774318] Call Trace:
[   42.774332]  <TASK>
[   42.774346]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.774368]  notifier_call_chain (kernel/notifier.c:85)
[   42.774396]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   42.774432]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   42.774462]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   42.774483]  default_device_exit_batch (net/core/dev.c:13084)
[   42.774512]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.774533]  cleanup_net (net/core/net_namespace.c:702)
[   42.774560]  process_one_work (kernel/workqueue.c:3314)
[   42.774580]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.774602]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.774621]  kthread (kernel/kthread.c:436)
[   42.774642]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.774664]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.774685]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.774707]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.774844] ------------[ cut here ]------------
| [   42.774887] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.774946] Modules linked in:
| [   42.775027] Tainted: [W]=WARN
[   42.775048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.775083] Workqueue: netns cleanup_net
[   42.775104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.775132] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.775224] RSP: 0018:ff77493600067be0 EFLAGS: 00010286
[   42.775251] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   42.775287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.775330] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5d28034
[   42.775370] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.775411] R13: 0000000000000010 R14: ff311a0cc5f4b000 R15: ff311a0cc1ced500
[   42.775449] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.775488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.775522] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.775565] PKRU: 55555554
[   42.775578] Call Trace:
[   42.775592]  <TASK>
[   42.775607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.775629]  __dev_notify_flags (net/core/dev.c:9787)
[   42.775651]  netif_change_flags (net/core/dev.c:9820)
[   42.775673]  dev_change_flags (net/core/dev_api.c:68)
[   42.775695]  cycle_netdev (drivers/net/vrf.c:1001)
[   42.775725]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   42.775745]  default_device_exit_batch (net/core/dev.c:13084)
[   42.775773]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.775791]  cleanup_net (net/core/net_namespace.c:702)
[   42.775810]  process_one_work (kernel/workqueue.c:3314)
[   42.775831]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.775853]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.775879]  kthread (kernel/kthread.c:436)
[   42.775901]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.775922]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.775950]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.775972]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.776173] ------------[ cut here ]------------
| [   42.776207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.776269] Modules linked in:
| [   42.776347] Tainted: [W]=WARN
[   42.776370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.776404] Workqueue: netns cleanup_net
[   42.776428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.776457] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.776556] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.776580] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.776619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.776659] RBP: 0000000000000000 R08: ff311a0cc1cfc1d0 R09: ff311a0cc5d28030
[   42.776699] R10: ff311a0cc5f44120 R11: fefefefefefefeff R12: 0000000000000000
[   42.776745] R13: 0000000000000010 R14: ff311a0cc5f44000 R15: ff311a0cc1ced500
[   42.776789] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.776832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.776871] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.776914] PKRU: 55555554
[   42.776930] Call Trace:
[   42.776944]  <TASK>
[   42.776959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.776980]  netif_close_many (net/core/dev.c:1804)
[   42.777003]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.777035]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.777062]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.777093]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.777119]  cleanup_net (net/core/net_namespace.c:702)
[   42.777139]  process_one_work (kernel/workqueue.c:3314)
[   42.777162]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.777185]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.777206]  kthread (kernel/kthread.c:436)
[   42.777227]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.777253]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.777275]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.777300]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.777459] ------------[ cut here ]------------
| [   42.777495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.777554] Modules linked in:
| [   42.777632] Tainted: [W]=WARN
[   42.777654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.777689] Workqueue: netns cleanup_net
[   42.777711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.777750] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.777845] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.777876] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.777916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.777956] RBP: 0000000000000000 R08: ff311a0cc318ab50 R09: ff311a0cc5d2802c
[   42.777996] R10: ff311a0cc5e1d120 R11: fefefefefefefeff R12: 0000000000000000
[   42.778036] R13: 0000000000000010 R14: ff311a0cc5e1d000 R15: ff311a0cc1ced500
[   42.778077] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.778120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.778149] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.778191] PKRU: 55555554
[   42.778206] Call Trace:
[   42.778220]  <TASK>
[   42.778235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.778254]  netif_close_many (net/core/dev.c:1804)
[   42.778278]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.778304]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.778330]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.778354]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.778374]  cleanup_net (net/core/net_namespace.c:702)
[   42.778397]  process_one_work (kernel/workqueue.c:3314)
[   42.778418]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.778439]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.778457]  kthread (kernel/kthread.c:436)
[   42.778478]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.778498]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.778522]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.778543]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.778689] ------------[ cut here ]------------
| [   42.778730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.778790] Modules linked in:
| [   42.778870] Tainted: [W]=WARN
[   42.778892] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.778929] Workqueue: netns cleanup_net
[   42.778955] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.778982] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.779082] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.779111] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.779150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.779212] RBP: 0000000000000000 R08: ff311a0cc44ee550 R09: ff311a0cc5d2802c
[   42.779257] R10: ff311a0cc5c29120 R11: fefefefefefefeff R12: 0000000000000000
[   42.779296] R13: 0000000000000010 R14: ff311a0cc5c29000 R15: ff311a0cc1ced500
[   42.779339] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.779381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.779409] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.779447] PKRU: 55555554
[   42.779460] Call Trace:
[   42.779474]  <TASK>
[   42.779489]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.779512]  netif_close_many (net/core/dev.c:1804)
[   42.779534]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.779562]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.779595]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.779627]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.779650]  cleanup_net (net/core/net_namespace.c:702)
[   42.779669]  process_one_work (kernel/workqueue.c:3314)
[   42.779692]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.779714]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.779735]  kthread (kernel/kthread.c:436)
[   42.779759]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.779779]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.779798]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.779819]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.779943] ------------[ cut here ]------------
| [   42.779980] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.780039] Modules linked in:
| [   42.780119] Tainted: [W]=WARN
[   42.780140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.780174] Workqueue: netns cleanup_net
[   42.780197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.780226] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.780319] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.780352] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.780394] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.780434] RBP: 0000000000000000 R08: ff311a0cc4589ad0 R09: ff311a0cc5d28030
[   42.780473] R10: ff311a0cc7252120 R11: fefefefefefefeff R12: 0000000000000000
[   42.780513] R13: 0000000000000010 R14: ff311a0cc7252000 R15: ff311a0cc1ced500
[   42.780558] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.780599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.780627] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.780667] PKRU: 55555554
[   42.780681] Call Trace:
[   42.780694]  <TASK>
[   42.780713]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.780738]  netif_close_many (net/core/dev.c:1804)
[   42.780759]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.780784]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.780813]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.780842]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.780870]  cleanup_net (net/core/net_namespace.c:702)
[   42.780892]  process_one_work (kernel/workqueue.c:3314)
[   42.780915]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.780938]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.780962]  kthread (kernel/kthread.c:436)
[   42.780988]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.781011]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.781034]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.781060]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.781148] ------------[ cut here ]------------
| [   42.781202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.781271] Modules linked in:
| [   42.781353] Tainted: [W]=WARN
[   42.781373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.781406] Workqueue: netns cleanup_net
[   42.781428] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.781459] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.781554] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.781583] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.781618] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.781657] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc5d28034
[   42.781697] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[   42.781751] R13: 0000000000000010 R14: ff311a0cc7249000 R15: ff311a0cc1ced500
[   42.781793] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.781842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.781880] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.781920] PKRU: 55555554
[   42.781936] Call Trace:
[   42.781950]  <TASK>
[   42.781965]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.781986]  netif_close_many (net/core/dev.c:1804)
[   42.782005]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.782034]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.782061]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.782089]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.782110]  cleanup_net (net/core/net_namespace.c:702)
[   42.782131]  process_one_work (kernel/workqueue.c:3314)
[   42.782152]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.782173]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.782197]  kthread (kernel/kthread.c:436)
[   42.782219]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.782240]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.782262]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.782283]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.782398] ------------[ cut here ]------------
| [   42.782436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.782498] Modules linked in:
| [   42.782581] Tainted: [W]=WARN
[   42.782602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.782641] Workqueue: netns cleanup_net
[   42.782664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.782691] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.782794] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.782824] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.782870] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.782910] RBP: 0000000000000000 R08: ff311a0cc1cc9990 R09: ff311a0cc5d28030
[   42.782950] R10: ff311a0cc724a120 R11: fefefefefefefeff R12: 0000000000000000
[   42.782992] R13: 0000000000000010 R14: ff311a0cc724a000 R15: ff311a0cc1ced500
[   42.783048] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.783094] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.783126] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.783168] PKRU: 55555554
[   42.783182] Call Trace:
[   42.783200]  <TASK>
[   42.783213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.783233]  netif_close_many (net/core/dev.c:1804)
[   42.783255]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.783285]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.783312]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.783340]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.783363]  cleanup_net (net/core/net_namespace.c:702)
[   42.783384]  process_one_work (kernel/workqueue.c:3314)
[   42.783406]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.783427]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.783452]  kthread (kernel/kthread.c:436)
[   42.783474]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.783496]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.783519]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.783538]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.783691] ------------[ cut here ]------------
| [   42.783732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.783792] Modules linked in:
| [   42.783876] Tainted: [W]=WARN
[   42.783897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.783937] Workqueue: netns cleanup_net
[   42.783960] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.783990] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.784087] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.784110] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.784154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.784195] RBP: 0000000000000000 R08: ff311a0cc44e9f10 R09: ff311a0cc5d28030
[   42.784237] R10: ff311a0cc5d35120 R11: fefefefefefefeff R12: 0000000000000000
[   42.784318] R13: 0000000000000010 R14: ff311a0cc5d35000 R15: ff311a0cc1ced500
[   42.784361] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.784401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.784436] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.784474] PKRU: 55555554
[   42.784488] Call Trace:
[   42.784503]  <TASK>
[   42.784518]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.784544]  netif_close_many (net/core/dev.c:1804)
[   42.784566]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.784594]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.784624]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.784651]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.784674]  cleanup_net (net/core/net_namespace.c:702)
[   42.784693]  process_one_work (kernel/workqueue.c:3314)
[   42.784713]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.784738]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.784760]  kthread (kernel/kthread.c:436)
[   42.784788]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.784810]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.784831]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.784856]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.784953] ------------[ cut here ]------------
| [   42.785008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.785077] Modules linked in:
| [   42.785162] Tainted: [W]=WARN
[   42.785184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.785219] Workqueue: netns cleanup_net
[   42.785240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.785270] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.785366] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.785396] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.785436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.785477] RBP: 0000000000000000 R08: ff311a0cc1d00150 R09: ff311a0cc5d2802c
[   42.785520] R10: ff311a0cc5d2b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.785561] R13: 0000000000000010 R14: ff311a0cc5d2b000 R15: ff311a0cc1ced500
[   42.785607] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.785651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.785678] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.785729] PKRU: 55555554
[   42.785741] Call Trace:
[   42.785756]  <TASK>
[   42.785772]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.785795]  netif_close_many (net/core/dev.c:1804)
[   42.785819]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.785848]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   42.785876]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.785907]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.785931]  cleanup_net (net/core/net_namespace.c:702)
[   42.785952]  process_one_work (kernel/workqueue.c:3314)
[   42.785976]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.785996]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.786016]  kthread (kernel/kthread.c:436)
[   42.786036]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.786057]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.786078]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.786100]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.786279] ------------[ cut here ]------------
| [   42.786314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.786374] Modules linked in:
| [   42.786454] Tainted: [W]=WARN
[   42.786474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.786511] Workqueue: netns cleanup_net
[   42.786533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.786562] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.786659] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.786688] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.786739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.786780] RBP: 0000000000000000 R08: ff311a0cc1cfc1d0 R09: ff311a0cc5f51030
[   42.786819] R10: ff311a0cc5f44120 R11: fefefefefefefeff R12: 0000000000000000
[   42.786859] R13: 0000000000000011 R14: ff311a0cc5f44000 R15: ff311a0cc1ced500
[   42.786907] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.786949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.786985] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.787029] PKRU: 55555554
[   42.787044] Call Trace:
[   42.787059]  <TASK>
[   42.787075]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.787103]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.787132]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.787154]  cleanup_net (net/core/net_namespace.c:702)
[   42.787178]  process_one_work (kernel/workqueue.c:3314)
[   42.787201]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.787221]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.787241]  kthread (kernel/kthread.c:436)
[   42.787262]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.787284]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.787304]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.787325]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.787509] ------------[ cut here ]------------
| [   42.787553] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.787610] Modules linked in:
| [   42.787695] Tainted: [W]=WARN
[   42.787715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.787753] Workqueue: netns cleanup_net
[   42.787782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.787811] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.787917] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.787946] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.787984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.788035] RBP: 0000000000000000 R08: ff311a0cc318ab50 R09: ff311a0cc47d602c
[   42.788074] R10: ff311a0cc5e1d120 R11: fefefefefefefeff R12: 0000000000000000
[   42.788112] R13: 0000000000000011 R14: ff311a0cc5e1d000 R15: ff311a0cc1ced500
[   42.788155] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.788200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.788231] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.788273] PKRU: 55555554
[   42.788286] Call Trace:
[   42.788298]  <TASK>
[   42.788313]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.788342]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.788368]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.788389]  cleanup_net (net/core/net_namespace.c:702)
[   42.788413]  process_one_work (kernel/workqueue.c:3314)
[   42.788434]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.788456]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.788477]  kthread (kernel/kthread.c:436)
[   42.788498]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.788521]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.788544]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.788569]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.788747] ------------[ cut here ]------------
| [   42.788846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.788918] Modules linked in:
| [   42.788998] Tainted: [W]=WARN
[   42.789020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.789052] Workqueue: netns cleanup_net
[   42.789074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.789103] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.789195] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.789223] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.789263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.789302] RBP: 0000000000000000 R08: ff311a0cc44ee550 R09: ff311a0cc5d4402c
[   42.789341] R10: ff311a0cc5c29120 R11: fefefefefefefeff R12: 0000000000000000
[   42.789382] R13: 0000000000000011 R14: ff311a0cc5c29000 R15: ff311a0cc1ced500
[   42.789434] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.789479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.789515] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.789557] PKRU: 55555554
[   42.789572] Call Trace:
[   42.789587]  <TASK>
[   42.789600]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.789634]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.789665]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.789688]  cleanup_net (net/core/net_namespace.c:702)
[   42.789711]  process_one_work (kernel/workqueue.c:3314)
[   42.789742]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.789763]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.789786]  kthread (kernel/kthread.c:436)
[   42.789809]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.789832]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.789856]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.789883]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.790071] ------------[ cut here ]------------
| [   42.790109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.790167] Modules linked in:
| [   42.790252] Tainted: [W]=WARN
[   42.790270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.790302] Workqueue: netns cleanup_net
[   42.790328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.790354] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.790450] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.790478] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.790511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.790561] RBP: 0000000000000000 R08: ff311a0cc4589ad0 R09: ff311a0cc5ebd030
[   42.790604] R10: ff311a0cc7252120 R11: fefefefefefefeff R12: 0000000000000000
[   42.790644] R13: 0000000000000011 R14: ff311a0cc7252000 R15: ff311a0cc1ced500
[   42.790690] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.790734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.790768] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.790811] PKRU: 55555554
[   42.790827] Call Trace:
[   42.790841]  <TASK>
[   42.790855]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.790890]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.790918]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.790941]  cleanup_net (net/core/net_namespace.c:702)
[   42.790963]  process_one_work (kernel/workqueue.c:3314)
[   42.790986]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.791006]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.791028]  kthread (kernel/kthread.c:436)
[   42.791049]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.791071]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.791093]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.791117]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.791279] ------------[ cut here ]------------
| [   42.791315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.791372] Modules linked in:
| [   42.791455] Tainted: [W]=WARN
[   42.791478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.791515] Workqueue: netns cleanup_net
[   42.791542] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.791571] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.791662] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.791689] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.791733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.791776] RBP: 0000000000000000 R08: ff311a0cc4539b50 R09: ff311a0cc7236034
[   42.791820] R10: ff311a0cc7249120 R11: fefefefefefefeff R12: 0000000000000000
[   42.791858] R13: 0000000000000011 R14: ff311a0cc7249000 R15: ff311a0cc1ced500
[   42.791897] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.791945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.791982] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.792024] PKRU: 55555554
[   42.792039] Call Trace:
[   42.792052]  <TASK>
[   42.792068]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.792096]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.792125]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.792148]  cleanup_net (net/core/net_namespace.c:702)
[   42.792174]  process_one_work (kernel/workqueue.c:3314)
[   42.792197]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.792217]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.792235]  kthread (kernel/kthread.c:436)
[   42.792255]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.792278]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.792300]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.792321]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.792511] ------------[ cut here ]------------
| [   42.792549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.792610] Modules linked in:
| [   42.792694] Tainted: [W]=WARN
[   42.792715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.792755] Workqueue: netns cleanup_net
[   42.792779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.792806] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.792910] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.792936] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.792981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.793024] RBP: 0000000000000000 R08: ff311a0cc1cc9990 R09: ff311a0cc5eb6830
[   42.793061] R10: ff311a0cc724a120 R11: fefefefefefefeff R12: 0000000000000000
[   42.793102] R13: 0000000000000011 R14: ff311a0cc724a000 R15: ff311a0cc1ced500
[   42.793142] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.793184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.793221] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.793269] PKRU: 55555554
[   42.793282] Call Trace:
[   42.793297]  <TASK>
[   42.793310]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.793340]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.793369]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.793389]  cleanup_net (net/core/net_namespace.c:702)
[   42.793416]  process_one_work (kernel/workqueue.c:3314)
[   42.793441]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.793462]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.793482]  kthread (kernel/kthread.c:436)
[   42.793502]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.793524]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.793545]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.793567]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.793731] ------------[ cut here ]------------
| [   42.793823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.793893] Modules linked in:
| [   42.793970] Tainted: [W]=WARN
[   42.793992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.794023] Workqueue: netns cleanup_net
[   42.794045] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.794072] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.794166] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.794197] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.794235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.794275] RBP: 0000000000000000 R08: ff311a0cc44e9f10 R09: ff311a0cc5d40030
[   42.794314] R10: ff311a0cc5d35120 R11: fefefefefefefeff R12: 0000000000000000
[   42.794354] R13: 0000000000000011 R14: ff311a0cc5d35000 R15: ff311a0cc1ced500
[   42.794397] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.794435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.794476] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.794515] PKRU: 55555554
[   42.794530] Call Trace:
[   42.794545]  <TASK>
[   42.794558]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.794587]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.794617]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.794640]  cleanup_net (net/core/net_namespace.c:702)
[   42.794658]  process_one_work (kernel/workqueue.c:3314)
[   42.794680]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.794703]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.794731]  kthread (kernel/kthread.c:436)
[   42.794753]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.794775]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.794796]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.794821]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.795012] ------------[ cut here ]------------
| [   42.795048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.795111] Modules linked in:
| [   42.795189] Tainted: [W]=WARN
[   42.795210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.795248] Workqueue: netns cleanup_net
[   42.795271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.795301] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.795398] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.795430] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.795471] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.795511] RBP: 0000000000000000 R08: ff311a0cc452d190 R09: ff311a0cc5e8b834
[   42.795554] R10: ff311a0cc5f4b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.795597] R13: 0000000000000011 R14: ff311a0cc5f4b000 R15: ff311a0cc1ced500
[   42.795641] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.795688] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.795731] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.795775] PKRU: 55555554
[   42.795789] Call Trace:
[   42.795803]  <TASK>
[   42.795815]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.795844]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.795880]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.795902]  cleanup_net (net/core/net_namespace.c:702)
[   42.795923]  process_one_work (kernel/workqueue.c:3314)
[   42.795948]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.795972]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.795995]  kthread (kernel/kthread.c:436)
[   42.796021]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.796045]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.796066]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.796088]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.796243] ------------[ cut here ]------------
| [   42.796279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.796340] Modules linked in:
| [   42.796416] Tainted: [W]=WARN
[   42.796435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.796466] Workqueue: netns cleanup_net
[   42.796489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.796515] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.796619] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.796646] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.796692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.796744] RBP: 0000000000000000 R08: ff311a0cc1d00150 R09: ff311a0cc47b682c
[   42.796787] R10: ff311a0cc5d2b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.796826] R13: 0000000000000011 R14: ff311a0cc5d2b000 R15: ff311a0cc1ced500
[   42.796875] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.796919] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.796953] CR2: 000055bb38118ef0 CR3: 0000000037e47002 CR4: 0000000000771ef0
[   42.796995] PKRU: 55555554
[   42.797008] Call Trace:
[   42.797023]  <TASK>
[   42.797038]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.797068]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.797095]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.797122]  cleanup_net (net/core/net_namespace.c:702)
[   42.797142]  process_one_work (kernel/workqueue.c:3314)
[   42.797171]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.797191]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.797217]  kthread (kernel/kthread.c:436)
[   42.797240]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.797261]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.797282]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.797305]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.830765] ------------[ cut here ]------------
| [   42.830806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.830872] Modules linked in:
| [   42.830954] Tainted: [W]=WARN
[   42.830976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.831011] Workqueue: netns cleanup_net
[   42.831032] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.831062] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.831169] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.831193] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.831235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.831277] RBP: 0000000000000000 R08: ff311a0cc454e150 R09: ff311a0cc5f6e830
[   42.831320] R10: ff311a0cc729a120 R11: fefefefefefefeff R12: 0000000000000000
[   42.831353] R13: 0000000000000011 R14: ff311a0cc729a000 R15: ff311a0cc1ced500
[   42.831398] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.831441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.831474] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.831516] PKRU: 55555554
[   42.831531] Call Trace:
[   42.831546]  <TASK>
[   42.831560]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.831589]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.831611]  cleanup_net (net/core/net_namespace.c:702)
[   42.831631]  process_one_work (kernel/workqueue.c:3314)
[   42.831653]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.831674]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.831696]  kthread (kernel/kthread.c:436)
[   42.831722]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.831745]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.831768]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.831789]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.831901] ------------[ cut here ]------------
| [   42.831931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.831985] Modules linked in:
| [   42.832061] Tainted: [W]=WARN
[   42.832081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.832118] Workqueue: netns cleanup_net
[   42.832142] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.832173] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.832267] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.832292] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.832331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.832371] RBP: 0000000000000000 R08: ff311a0cc4581e50 R09: ff311a0cc5f71830
[   42.832412] R10: ff311a0cc5f65120 R11: fefefefefefefeff R12: 0000000000000000
[   42.832452] R13: 0000000000000011 R14: ff311a0cc5f65000 R15: ff311a0cc1ced500
[   42.832497] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.832539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.832576] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.832621] PKRU: 55555554
[   42.832634] Call Trace:
[   42.832649]  <TASK>
[   42.832661]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.832689]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.832710]  cleanup_net (net/core/net_namespace.c:702)
[   42.832736]  process_one_work (kernel/workqueue.c:3314)
[   42.832758]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.832780]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.832800]  kthread (kernel/kthread.c:436)
[   42.832822]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.832846]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.832871]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.832893]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.833003] ------------[ cut here ]------------
| [   42.833028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.833085] Modules linked in:
| [   42.833158] Tainted: [W]=WARN
[   42.833182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.833216] Workqueue: netns cleanup_net
[   42.833237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.833265] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.833361] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.833388] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.833429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.833473] RBP: 0000000000000000 R08: ff311a0cc456c310 R09: ff311a0cc5f68834
[   42.833515] R10: ff311a0cc5f60120 R11: fefefefefefefeff R12: 0000000000000000
[   42.833553] R13: 0000000000000011 R14: ff311a0cc5f60000 R15: ff311a0cc1ced500
[   42.833588] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.833632] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.833661] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.833700] PKRU: 55555554
[   42.833715] Call Trace:
[   42.833731]  <TASK>
[   42.833746]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.833775]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.833797]  cleanup_net (net/core/net_namespace.c:702)
[   42.833818]  process_one_work (kernel/workqueue.c:3314)
[   42.833840]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.833861]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.833893]  kthread (kernel/kthread.c:436)
[   42.833915]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.833935]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.833957]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.833979]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.834078] ------------[ cut here ]------------
| [   42.834106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.834159] Modules linked in:
| [   42.834234] Tainted: [W]=WARN
[   42.834255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.834288] Workqueue: netns cleanup_net
[   42.834310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.834337] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.834430] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.834458] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.834497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.834538] RBP: 0000000000000000 R08: ff311a0cc1d00cd0 R09: ff311a0cc5f6c030
[   42.834578] R10: ff311a0cc5f61120 R11: fefefefefefefeff R12: 0000000000000000
[   42.834617] R13: 0000000000000011 R14: ff311a0cc5f61000 R15: ff311a0cc1ced500
[   42.834658] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.834700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.834735] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.834776] PKRU: 55555554
[   42.834790] Call Trace:
[   42.834805]  <TASK>
[   42.834819]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.834848]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.834874]  cleanup_net (net/core/net_namespace.c:702)
[   42.834896]  process_one_work (kernel/workqueue.c:3314)
[   42.834917]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.834938]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.834960]  kthread (kernel/kthread.c:436)
[   42.834984]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.835004]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.835027]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.835050]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.835151] ------------[ cut here ]------------
| [   42.835180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.835236] Modules linked in:
| [   42.835310] Tainted: [W]=WARN
[   42.835331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.835369] Workqueue: netns cleanup_net
[   42.835390] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.835419] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.835511] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.835543] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.835582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.835623] RBP: 0000000000000000 R08: ff311a0cc313da50 R09: ff311a0cc5eaa030
[   42.835663] R10: ff311a0cc5f62120 R11: fefefefefefefeff R12: 0000000000000000
[   42.835702] R13: 0000000000000011 R14: ff311a0cc5f62000 R15: ff311a0cc1ced500
[   42.835751] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.835794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.835826] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.835874] PKRU: 55555554
[   42.835889] Call Trace:
[   42.835902]  <TASK>
[   42.835915]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.835946]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.835966]  cleanup_net (net/core/net_namespace.c:702)
[   42.835989]  process_one_work (kernel/workqueue.c:3314)
[   42.836010]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.836031]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.836052]  kthread (kernel/kthread.c:436)
[   42.836073]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.836094]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.836115]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.836138]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.836240] ------------[ cut here ]------------
| [   42.836266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.836324] Modules linked in:
| [   42.836400] Tainted: [W]=WARN
[   42.836419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.836451] Workqueue: netns cleanup_net
[   42.836471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.836498] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.836597] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.836627] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.836666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.836706] RBP: 0000000000000000 R08: ff311a0cc1cc9510 R09: ff311a0cc722f830
[   42.836744] R10: ff311a0cc5d5c120 R11: fefefefefefefeff R12: 0000000000000000
[   42.836786] R13: 0000000000000011 R14: ff311a0cc5d5c000 R15: ff311a0cc1ced500
[   42.836826] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.836872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.836911] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.836953] PKRU: 55555554
[   42.836968] Call Trace:
[   42.836982]  <TASK>
[   42.836996]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.837024]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.837044]  cleanup_net (net/core/net_namespace.c:702)
[   42.837064]  process_one_work (kernel/workqueue.c:3314)
[   42.837086]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.837108]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.837128]  kthread (kernel/kthread.c:436)
[   42.837147]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.837176]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.837198]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.837219]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.837318] ------------[ cut here ]------------
| [   42.837344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.837395] Modules linked in:
| [   42.837466] Tainted: [W]=WARN
[   42.837487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.837517] Workqueue: netns cleanup_net
[   42.837536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.837567] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.837658] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.837687] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.837729] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.837770] RBP: 0000000000000000 R08: ff311a0cc1d00310 R09: ff311a0cc7232830
[   42.837810] R10: ff311a0cc5d5f120 R11: fefefefefefefeff R12: 0000000000000000
[   42.837846] R13: 0000000000000011 R14: ff311a0cc5d5f000 R15: ff311a0cc1ced500
[   42.837894] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.837936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.837969] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.838011] PKRU: 55555554
[   42.838025] Call Trace:
[   42.838039]  <TASK>
[   42.838052]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.838078]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.838097]  cleanup_net (net/core/net_namespace.c:702)
[   42.838118]  process_one_work (kernel/workqueue.c:3314)
[   42.838140]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.838160]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.838186]  kthread (kernel/kthread.c:436)
[   42.838207]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.838228]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.838250]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.838271]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.838374] ------------[ cut here ]------------
| [   42.838399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.838453] Modules linked in:
| [   42.838533] Tainted: [W]=WARN
[   42.838556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.838591] Workqueue: netns cleanup_net
[   42.838614] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.838644] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.838736] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.838762] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.838802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.838843] RBP: 0000000000000000 R08: ff311a0cc31dc1d0 R09: ff311a0cc7229834
[   42.838888] R10: ff311a0cc5d5a120 R11: fefefefefefefeff R12: 0000000000000000
[   42.838929] R13: 0000000000000011 R14: ff311a0cc5d5a000 R15: ff311a0cc1ced500
[   42.838972] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.839016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.839048] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.839090] PKRU: 55555554
[   42.839106] Call Trace:
[   42.839120]  <TASK>
[   42.839134]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.839160]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.839185]  cleanup_net (net/core/net_namespace.c:702)
[   42.839206]  process_one_work (kernel/workqueue.c:3314)
[   42.839226]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.839248]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.839271]  kthread (kernel/kthread.c:436)
[   42.839292]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.839313]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.839336]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.839358]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.839454] ------------[ cut here ]------------
| [   42.839481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.839528] Modules linked in:
| [   42.839608] Tainted: [W]=WARN
[   42.839631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.839665] Workqueue: netns cleanup_net
[   42.839687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.839722] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.839818] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.839846] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.839889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.839931] RBP: 0000000000000000 R08: ff311a0cc4486f50 R09: ff311a0cc722d030
[   42.839970] R10: ff311a0cc5d5b120 R11: fefefefefefefeff R12: 0000000000000000
[   42.840010] R13: 0000000000000011 R14: ff311a0cc5d5b000 R15: ff311a0cc1ced500
[   42.840052] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.840091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.840125] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.840165] PKRU: 55555554
[   42.840183] Call Trace:
[   42.840196]  <TASK>
[   42.840212]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.840238]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.840261]  cleanup_net (net/core/net_namespace.c:702)
[   42.840283]  process_one_work (kernel/workqueue.c:3314)
[   42.840304]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.840324]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.840345]  kthread (kernel/kthread.c:436)
[   42.840367]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.840392]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.840414]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.840436]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.840524] ------------[ cut here ]------------
| [   42.840550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.840603] Modules linked in:
| [   42.840680] Tainted: [W]=WARN
[   42.840701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.840738] Workqueue: netns cleanup_net
[   42.840759] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.840788] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.840884] RSP: 0018:ff77493600067ce8 EFLAGS: 00010286
[   42.840913] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.840955] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.840993] RBP: 0000000000000000 R08: ff311a0cc4486f10 R09: ff311a0cc5e95830
[   42.841037] R10: ff311a0cc5d54120 R11: fefefefefefefeff R12: 0000000000000000
[   42.841074] R13: 0000000000000011 R14: ff311a0cc5d54000 R15: ff311a0cc1ced500
[   42.841115] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.841161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.841198] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.841241] PKRU: 55555554
[   42.841256] Call Trace:
[   42.841271]  <TASK>
[   42.841285]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.841315]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   42.841335]  cleanup_net (net/core/net_namespace.c:702)
[   42.841356]  process_one_work (kernel/workqueue.c:3314)
[   42.841378]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.841401]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.841424]  kthread (kernel/kthread.c:436)
[   42.841446]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.841467]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.841490]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.841512]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.847758] ------------[ cut here ]------------
| [   42.847791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.847845] Modules linked in:
| [   42.847928] Tainted: [W]=WARN
[   42.847948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.847980] Workqueue: netns cleanup_net
[   42.848005] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.848031] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.848126] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.848152] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.848200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.848237] RBP: 0000000000000000 R08: ff311a0cc4486dd0 R09: ff311a0cc5d5402c
[   42.848276] R10: ff311a0cc723d120 R11: fefefefefefefeff R12: 0000000000000000
[   42.848322] R13: 0000000000000010 R14: ff311a0cc723d000 R15: ff311a0cc1ced500
[   42.848368] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.848413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.848443] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.848482] PKRU: 55555554
[   42.848496] Call Trace:
[   42.848511]  <TASK>
[   42.848527]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.848553]  netif_close_many (net/core/dev.c:1804)
[   42.848575]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.848604]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   42.848630]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.848658]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.848679]  cleanup_net (net/core/net_namespace.c:702)
[   42.848699]  process_one_work (kernel/workqueue.c:3314)
[   42.848722]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.848744]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.848765]  kthread (kernel/kthread.c:436)
[   42.848788]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.848810]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.848829]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.848849]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.848925] ------------[ cut here ]------------
| [   42.848956] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.849012] Modules linked in:
| [   42.849088] Tainted: [W]=WARN
[   42.849107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.849143] Workqueue: netns cleanup_net
[   42.849167] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.849195] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.849294] RSP: 0018:ff77493600067c08 EFLAGS: 00010286
[   42.849324] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   42.849370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.849407] RBP: 0000000000000000 R08: ff311a0cc18ddf50 R09: ff311a0cc5d5402c
[   42.849447] R10: ff311a0cc5d57120 R11: fefefefefefefeff R12: 0000000000000000
[   42.849487] R13: 0000000000000010 R14: ff311a0cc5d57000 R15: ff311a0cc1ced500
[   42.849530] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.849576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.849608] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.849647] PKRU: 55555554
[   42.849661] Call Trace:
[   42.849674]  <TASK>
[   42.849687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   42.849707]  netif_close_many (net/core/dev.c:1804)
[   42.849731]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.849758]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   42.849779]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.849809]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.849831]  cleanup_net (net/core/net_namespace.c:702)
[   42.849853]  process_one_work (kernel/workqueue.c:3314)
[   42.849881]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.849905]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.849925]  kthread (kernel/kthread.c:436)
[   42.849947]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.849969]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.849993]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.850013]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.850134] ------------[ cut here ]------------
| [   42.850160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.850216] Modules linked in:
| [   42.850290] Tainted: [W]=WARN
[   42.850311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.850341] Workqueue: netns cleanup_net
[   42.850362] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.850392] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.850501] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.850531] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.850571] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.850613] RBP: 0000000000000000 R08: ff311a0cc4486dd0 R09: ff311a0cc5eab82c
[   42.850660] R10: ff311a0cc723d120 R11: fefefefefefefeff R12: 0000000000000000
[   42.850699] R13: 0000000000000011 R14: ff311a0cc723d000 R15: ff311a0cc1ced500
[   42.850744] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.850788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.850820] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.850860] PKRU: 55555554
[   42.850876] Call Trace:
[   42.850890]  <TASK>
[   42.850905]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.850935]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.850964]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.850989]  cleanup_net (net/core/net_namespace.c:702)
[   42.851015]  process_one_work (kernel/workqueue.c:3314)
[   42.851037]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.851081]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.851102]  kthread (kernel/kthread.c:436)
[   42.851127]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.851150]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.851172]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.851195]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   42.851295] ------------[ cut here ]------------
| [   42.851322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/12
| [   42.851373] Modules linked in:
| [   42.851447] Tainted: [W]=WARN
[   42.851469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.851507] Workqueue: netns cleanup_net
[   42.851529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.851560] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.851670] RSP: 0018:ff77493600067c78 EFLAGS: 00010286
[   42.851700] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   42.851748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff311a0cc1ced500
[   42.851790] RBP: 0000000000000000 R08: ff311a0cc18ddf50 R09: ff311a0cc5ea302c
[   42.851835] R10: ff311a0cc5d57120 R11: fefefefefefefeff R12: 0000000000000000
[   42.851886] R13: 0000000000000011 R14: ff311a0cc5d57000 R15: ff311a0cc1ced500
[   42.851929] FS:  0000000000000000(0000) GS:ff311a0d602c8000(0000) knlGS:0000000000000000
[   42.851973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.852008] CR2: 00007f6eee877680 CR3: 0000000037e47003 CR4: 0000000000771ef0
[   42.852049] PKRU: 55555554
[   42.852063] Call Trace:
[   42.852078]  <TASK>
[   42.852093]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.852122]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   42.852151]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   42.852175]  cleanup_net (net/core/net_namespace.c:702)
[   42.852200]  process_one_work (kernel/workqueue.c:3314)
[   42.852223]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   42.852243]  ? rescuer_thread (kernel/workqueue.c:3672)
[   42.852263]  kthread (kernel/kthread.c:436)
[   42.852284]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   42.852301]  ret_from_fork (arch/x86/kernel/process.c:158)
[   42.852321]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
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:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:dev_change_flags
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_change_name:rtnl_newlink
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