======================================
| xx__-> [    2.326060] ------------[ cut here ]------------
| [    2.326117] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/194
| [    2.326168] Modules linked in:
| [    2.326242] Tainted: [W]=WARN
[    2.326261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.326292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.326321] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.326408] RSP: 0018:ff4ea078c04075f0 EFLAGS: 00010286
[    2.326435] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.326472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443259000
[    2.326509] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a444b5a034
[    2.326546] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[    2.326586] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a443259000
[    2.326627] FS:  00007fe39afe7840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.326668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.326705] CR2: 000000000042ebe0 CR3: 0000000004900006 CR4: 0000000000771ef0
[    2.326747] PKRU: 55555554
[    2.326761] Call Trace:
[    2.326778]  <TASK>
[    2.326794]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.326816]  __dev_notify_flags (net/core/dev.c:9787)
[    2.326839]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.326861]  veth_newlink (drivers/net/veth.c:1871)
[    2.326887]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.326909]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.326939]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.326966]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.326999]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.327030]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.327054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.327081]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.327102]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.327125]  ___sys_sendmsg (net/socket.c:2752)
[    2.327147]  __sys_sendmsg (net/socket.c:2784)
[    2.327171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.327194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.327226] RIP: 0033:0x7fe39b22108e
[    2.327248] 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
[    2.327334] RSP: 002b:00007ffc1f630e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.327374] RAX: ffffffffffffffda RBX: 00007ffc1f631618 RCX: 00007fe39b22108e
[    2.327413] RDX: 0000000000000000 RSI: 00007ffc1f630f30 RDI: 0000000000000005
[    2.327454] RBP: 00007ffc1f630e90 R08: 0000000000000000 R09: 0000000000000000
[    2.327494] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.327534] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1f6315f0
| [    2.327906] ------------[ cut here ]------------
| [    2.327939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/194
| [    2.327999] Modules linked in:
| [    2.328075] Tainted: [W]=WARN
[    2.328096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.328130] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.328159] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.328248] RSP: 0018:ff4ea078c0407870 EFLAGS: 00010286
[    2.328274] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.328312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253d00
[    2.328355] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a444b5f034
[    2.328396] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.328438] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a443253d00
[    2.328482] FS:  00007fe39afe7840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.328519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.328551] CR2: 000000000042ebe0 CR3: 0000000004900006 CR4: 0000000000771ef0
[    2.328590] PKRU: 55555554
[    2.328605] Call Trace:
[    2.328616]  <TASK>
[    2.328632]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.328653]  __dev_notify_flags (net/core/dev.c:9787)
[    2.328677]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.328698]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.328721]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.328749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.328771]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[    2.328805]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.328833]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.328856]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.328878]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.328900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.328922]  ___sys_sendmsg (net/socket.c:2752)
[    2.328950]  __sys_sendmsg (net/socket.c:2784)
[    2.328972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.328991]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.329021] RIP: 0033:0x7fe39b22108e
[    2.329042] 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
[    2.329134] RSP: 002b:00007ffc1f630e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.329177] RAX: ffffffffffffffda RBX: 00007ffc1f631618 RCX: 00007fe39b22108e
[    2.329217] RDX: 0000000000000000 RSI: 00007ffc1f630f30 RDI: 0000000000000005
[    2.329254] RBP: 00007ffc1f630e90 R08: 0000000000000000 R09: 0000000000000000
[    2.329294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.329333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1f6315f0
| [    2.336295] ------------[ cut here ]------------
| [    2.336332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.336381] Modules linked in:
| [    2.336455] Tainted: [W]=WARN
[    2.336474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.336509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.336540] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.336627] RSP: 0018:ff4ea078c044fcb8 EFLAGS: 00010286
[    2.336655] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.336694] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.336733] RBP: 0000000000000000 R08: ff1296a444882250 R09: ff1296a444bfe02c
[    2.336779] R10: ff1296a444bf9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.336817] R13: 0000000000000010 R14: ff1296a444bf9000 R15: ff1296a443253300
[    2.336858] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.336901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.336937] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.336983] PKRU: 55555554
[    2.336998] Call Trace:
[    2.337015]  <TASK>
[    2.337028]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.337049]  register_netdevice (net/core/dev.c:11488)
[    2.337079]  register_netdev (net/core/dev.c:11552)
[    2.337100]  loopback_net_init (drivers/net/loopback.c:218)
[    2.337123]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.337155]  ops_init (net/core/net_namespace.c:137)
[    2.337182]  setup_net (net/core/net_namespace.c:446)
[    2.337204]  copy_net_ns (net/core/net_namespace.c:579)
[    2.337226]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.337253]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.337279]  ksys_unshare (kernel/fork.c:3243)
[    2.337304]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.337324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.337349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.337376] RIP: 0033:0x7fa37a3e9bcb
[    2.337397] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.337483] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.337524] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.337561] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.337601] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.337640] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.337680] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.338097] ------------[ cut here ]------------
| [    2.338127] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.338174] Modules linked in:
| [    2.338245] Tainted: [W]=WARN
[    2.338263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.338294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.338319] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.338417] RSP: 0018:ff4ea078c044fc10 EFLAGS: 00010286
[    2.338443] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.338480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c300
[    2.338525] RBP: 0000000000000000 R08: ff1296a442ce3810 R09: ff1296a446400030
[    2.338565] R10: ff1296a444bfe120 R11: fefefefefefefeff R12: 0000000000000000
[    2.338604] R13: 0000000000000010 R14: ff1296a444bfe000 R15: ff1296a44189c300
[    2.338650] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.338690] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.338724] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.338761] PKRU: 55555554
[    2.338774] Call Trace:
[    2.338791]  <TASK>
[    2.338803]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.338827]  register_netdevice (net/core/dev.c:11488)
[    2.338848]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.338870]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.338890]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.338913]  ops_init (net/core/net_namespace.c:137)
[    2.338934]  setup_net (net/core/net_namespace.c:446)
[    2.338959]  copy_net_ns (net/core/net_namespace.c:579)
[    2.338978]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.339007]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.339033]  ksys_unshare (kernel/fork.c:3243)
[    2.339054]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.339081]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.339102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.339130] RIP: 0033:0x7fa37a3e9bcb
[    2.339152] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.339240] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.339279] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.339323] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.339364] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.339404] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.339444] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.339552] ------------[ cut here ]------------
| [    2.339577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.339623] Modules linked in:
| [    2.339695] Tainted: [W]=WARN
[    2.339716] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.339751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.339777] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.339864] RSP: 0018:ff4ea078c044fbf0 EFLAGS: 00010286
[    2.339890] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.339929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189ba00
[    2.339973] RBP: 0000000000000000 R08: ff1296a442ce3d10 R09: ff1296a444bf6030
[    2.340013] R10: ff1296a444bfd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.340051] R13: 0000000000000010 R14: ff1296a444bfd000 R15: ff1296a44189ba00
[    2.340094] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.340135] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.340166] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.340206] PKRU: 55555554
[    2.340219] Call Trace:
[    2.340231]  <TASK>
[    2.340246]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.340267]  register_netdevice (net/core/dev.c:11488)
[    2.340287]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.340306]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.340327]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.340349]  ops_init (net/core/net_namespace.c:137)
[    2.340371]  setup_net (net/core/net_namespace.c:446)
[    2.340391]  copy_net_ns (net/core/net_namespace.c:579)
[    2.340411]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.340437]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.340468]  ksys_unshare (kernel/fork.c:3243)
[    2.340489]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.340517]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.340538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.340565] RIP: 0033:0x7fa37a3e9bcb
[    2.340584] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.340674] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.340713] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.340753] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.340793] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.340833] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.340872] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.341008] ------------[ cut here ]------------
| [    2.341033] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.341086] Modules linked in:
| [    2.341162] Tainted: [W]=WARN
[    2.341181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.341212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.341239] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.341335] RSP: 0018:ff4ea078c044fca8 EFLAGS: 00010286
[    2.341365] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.341403] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189b200
[    2.341444] RBP: 0000000000000000 R08: ff1296a44489ee10 R09: ff1296a446409034
[    2.341486] R10: ff1296a444bfc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.341524] R13: 0000000000000010 R14: ff1296a444bfc000 R15: ff1296a44189b200
[    2.341561] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.341602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.341636] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.341675] PKRU: 55555554
[    2.341694] Call Trace:
[    2.341711]  <TASK>
[    2.341726]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.341747]  register_netdevice (net/core/dev.c:11488)
[    2.341767]  register_netdev (net/core/dev.c:11552)
[    2.341788]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.341811]  ops_init (net/core/net_namespace.c:137)
[    2.341831]  setup_net (net/core/net_namespace.c:446)
[    2.341853]  copy_net_ns (net/core/net_namespace.c:579)
[    2.341872]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.341899]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.341925]  ksys_unshare (kernel/fork.c:3243)
[    2.341944]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.341970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.341991]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.342022] RIP: 0033:0x7fa37a3e9bcb
[    2.342048] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.342141] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.342184] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.342229] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.342265] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.342309] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.342346] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.342460] ------------[ cut here ]------------
| [    2.342485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.342530] Modules linked in:
| [    2.342603] Tainted: [W]=WARN
[    2.342628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.342659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.342686] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.342772] RSP: 0018:ff4ea078c044fca0 EFLAGS: 00010286
[    2.342798] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.342835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c900
[    2.342876] RBP: 0000000000000000 R08: ff1296a442d03790 R09: ff1296a44640e030
[    2.342913] R10: ff1296a446409120 R11: fefefefefefefeff R12: 0000000000000000
[    2.342956] R13: 0000000000000010 R14: ff1296a446409000 R15: ff1296a44189c900
[    2.342999] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.343038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.343084] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.343125] PKRU: 55555554
[    2.343140] Call Trace:
[    2.343151]  <TASK>
[    2.343166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.343185]  register_netdevice (net/core/dev.c:11488)
[    2.343207]  register_netdev (net/core/dev.c:11552)
[    2.343227]  sit_init_net (net/ipv6/sit.c:1860)
[    2.343249]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.343269]  ops_init (net/core/net_namespace.c:137)
[    2.343289]  setup_net (net/core/net_namespace.c:446)
[    2.343309]  copy_net_ns (net/core/net_namespace.c:579)
[    2.343329]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.343357]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.343384]  ksys_unshare (kernel/fork.c:3243)
[    2.343405]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.343427]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.343451]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.343478] RIP: 0033:0x7fa37a3e9bcb
[    2.343495] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.343582] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.343621] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.343660] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.343701] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.343737] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.343776] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.343919] ------------[ cut here ]------------
| [    2.343949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/198
| [    2.343994] Modules linked in:
| [    2.344069] Tainted: [W]=WARN
[    2.344087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.344121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.344147] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.344239] RSP: 0018:ff4ea078c044fca8 EFLAGS: 00010286
[    2.344263] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.344304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189bb00
[    2.344344] RBP: 0000000000000000 R08: ff1296a442d03710 R09: ff1296a44641b030
[    2.344383] R10: ff1296a44640e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.344422] R13: 0000000000000010 R14: ff1296a44640e000 R15: ff1296a44189bb00
[    2.344462] FS:  00007fa37a127840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.344501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.344533] CR2: 00007fa37a3317d0 CR3: 0000000004887004 CR4: 0000000000771ef0
[    2.344573] PKRU: 55555554
[    2.344587] Call Trace:
[    2.344602]  <TASK>
[    2.344616]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.344635]  register_netdevice (net/core/dev.c:11488)
[    2.344654]  register_netdev (net/core/dev.c:11552)
[    2.344676]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.344697]  ops_init (net/core/net_namespace.c:137)
[    2.344720]  setup_net (net/core/net_namespace.c:446)
[    2.344741]  copy_net_ns (net/core/net_namespace.c:579)
[    2.344764]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.344791]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.344817]  ksys_unshare (kernel/fork.c:3243)
[    2.344835]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.344856]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.344876]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.344907] RIP: 0033:0x7fa37a3e9bcb
[    2.344931] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.345022] RSP: 002b:00007ffebe877158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.345062] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa37a3e9bcb
[    2.345105] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.345141] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.345178] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebe879380
[    2.345216] R13: 0000000000000001 R14: 00007fa37a1276f8 R15: 00007ffebe87a8a8
| [    2.348433] ------------[ cut here ]------------
| [    2.348464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/199
| [    2.348513] Modules linked in:
| [    2.348590] Tainted: [W]=WARN
[    2.348614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.348650] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.348680] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.348771] RSP: 0018:ff4ea078c03df720 EFLAGS: 00010286
[    2.348799] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.348836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253d00
[    2.348878] RBP: 0000000000000000 R08: ff1296a444882250 R09: ff1296a444b5f02c
[    2.348920] R10: ff1296a444bf9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.348966] R13: 0000000000000010 R14: ff1296a444bf9000 R15: ff1296a443253d00
[    2.349008] FS:  00007f8351980840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.349049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.349088] CR2: 00007f8351c501a0 CR3: 000000000312f001 CR4: 0000000000771ef0
[    2.349127] PKRU: 55555554
[    2.349142] Call Trace:
[    2.349154]  <TASK>
[    2.349167]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.349187]  __dev_notify_flags (net/core/dev.c:9787)
[    2.349212]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.349232]  netif_change_flags (net/core/dev.c:9820)
[    2.349254]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.349275]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.349304]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.349326]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.349347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.349376]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.349398]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.349418]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.349445]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.349466]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.349488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.349514]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.349535]  ___sys_sendmsg (net/socket.c:2752)
[    2.349557]  __sys_sendmsg (net/socket.c:2784)
[    2.349578]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.349599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.349627] RIP: 0033:0x7f8351bba08e
[    2.349648] 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
[    2.349737] RSP: 002b:00007ffedf745f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.349780] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8351bba08e
[    2.349820] RDX: 0000000000000000 RSI: 00007ffedf745fc0 RDI: 0000000000000005
[    2.349859] RBP: 00007ffedf745f20 R08: 0000000000000000 R09: 0000000000000000
[    2.349897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.349938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf746690
| [    2.362549] ------------[ cut here ]------------
| [    2.362586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.362637] Modules linked in:
| [    2.362715] Tainted: [W]=WARN
[    2.362734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.362768] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.362798] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.362890] RSP: 0018:ff4ea078c046fcb8 EFLAGS: 00010286
[    2.362917] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.362957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253d00
[    2.362996] RBP: 0000000000000000 R08: ff1296a44326bcd0 R09: ff1296a44643102c
[    2.363031] R10: ff1296a44641c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.363076] R13: 0000000000000010 R14: ff1296a44641c000 R15: ff1296a443253d00
[    2.363120] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.363160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.363195] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.363235] PKRU: 55555554
[    2.363249] Call Trace:
[    2.363262]  <TASK>
[    2.363277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.363302]  register_netdevice (net/core/dev.c:11488)
[    2.363323]  register_netdev (net/core/dev.c:11552)
[    2.363346]  loopback_net_init (drivers/net/loopback.c:218)
[    2.363368]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.363394]  ops_init (net/core/net_namespace.c:137)
[    2.363416]  setup_net (net/core/net_namespace.c:446)
[    2.363438]  copy_net_ns (net/core/net_namespace.c:579)
[    2.363459]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.363487]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.363516]  ksys_unshare (kernel/fork.c:3243)
[    2.363537]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.363557]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.363580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.363607] RIP: 0033:0x7fb2c1e5dbcb
[    2.363629] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.363724] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.363767] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.363802] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.363842] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.363882] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.363921] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.364040] ------------[ cut here ]------------
| [    2.364069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.364115] Modules linked in:
| [    2.364187] Tainted: [W]=WARN
[    2.364209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.364245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.364274] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.364364] RSP: 0018:ff4ea078c046fc10 EFLAGS: 00010286
[    2.364390] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.364428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253d00
[    2.364466] RBP: 0000000000000000 R08: ff1296a4433940d0 R09: ff1296a444b74830
[    2.364507] R10: ff1296a446431120 R11: fefefefefefefeff R12: 0000000000000000
[    2.364546] R13: 0000000000000010 R14: ff1296a446431000 R15: ff1296a443253d00
[    2.364591] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.364635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.364668] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.364710] PKRU: 55555554
[    2.364724] Call Trace:
[    2.364740]  <TASK>
[    2.364753]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.364773]  register_netdevice (net/core/dev.c:11488)
[    2.364795]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.364817]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.364838]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.364860]  ops_init (net/core/net_namespace.c:137)
[    2.364882]  setup_net (net/core/net_namespace.c:446)
[    2.364903]  copy_net_ns (net/core/net_namespace.c:579)
[    2.364924]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.364957]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.364989]  ksys_unshare (kernel/fork.c:3243)
[    2.365015]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.365036]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.365061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.365092] RIP: 0033:0x7fb2c1e5dbcb
[    2.365113] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.365200] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.365241] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.365279] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.365316] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.365358] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.365397] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.365510] ------------[ cut here ]------------
| [    2.365536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.365581] Modules linked in:
| [    2.365658] Tainted: [W]=WARN
[    2.365677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.365711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.365736] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.365824] RSP: 0018:ff4ea078c046fbf0 EFLAGS: 00010286
[    2.365853] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.365893] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f700
[    2.365933] RBP: 0000000000000000 R08: ff1296a44123d5d0 R09: ff1296a444b72830
[    2.365976] R10: ff1296a446430120 R11: fefefefefefefeff R12: 0000000000000000
[    2.366012] R13: 0000000000000010 R14: ff1296a446430000 R15: ff1296a44190f700
[    2.366054] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.366100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.366136] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.366173] PKRU: 55555554
[    2.366189] Call Trace:
[    2.366201]  <TASK>
[    2.366217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.366240]  register_netdevice (net/core/dev.c:11488)
[    2.366266]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.366287]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.366307]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.366328]  ops_init (net/core/net_namespace.c:137)
[    2.366351]  setup_net (net/core/net_namespace.c:446)
[    2.366372]  copy_net_ns (net/core/net_namespace.c:579)
[    2.366396]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.366427]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.366458]  ksys_unshare (kernel/fork.c:3243)
[    2.366484]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.366508]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.366530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.366556] RIP: 0033:0x7fb2c1e5dbcb
[    2.366575] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.366660] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.366700] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.366741] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.366778] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.366816] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.366856] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.366993] ------------[ cut here ]------------
| [    2.367020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.367067] Modules linked in:
| [    2.367140] Tainted: [W]=WARN
[    2.367161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.367193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.367219] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.367304] RSP: 0018:ff4ea078c046fca8 EFLAGS: 00010286
[    2.367331] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.367374] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443252d00
[    2.367410] RBP: 0000000000000000 R08: ff1296a442d034d0 R09: ff1296a446434034
[    2.367449] R10: ff1296a446437120 R11: fefefefefefefeff R12: 0000000000000000
[    2.367489] R13: 0000000000000010 R14: ff1296a446437000 R15: ff1296a443252d00
[    2.367530] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.367569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.367601] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.367641] PKRU: 55555554
[    2.367656] Call Trace:
[    2.367669]  <TASK>
[    2.367688]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.367710]  register_netdevice (net/core/dev.c:11488)
[    2.367730]  register_netdev (net/core/dev.c:11552)
[    2.367751]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.367772]  ops_init (net/core/net_namespace.c:137)
[    2.367794]  setup_net (net/core/net_namespace.c:446)
[    2.367816]  copy_net_ns (net/core/net_namespace.c:579)
[    2.367837]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.367861]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.367890]  ksys_unshare (kernel/fork.c:3243)
[    2.367912]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.367934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.367959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.367985] RIP: 0033:0x7fb2c1e5dbcb
[    2.368006] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.368105] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.368142] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.368182] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.368221] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.368260] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.368298] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.368441] ------------[ cut here ]------------
| [    2.368467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.368518] Modules linked in:
| [    2.368595] Tainted: [W]=WARN
[    2.368617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.368655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.368680] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.368768] RSP: 0018:ff4ea078c046fca0 EFLAGS: 00010286
[    2.368799] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.368835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f400
[    2.368874] RBP: 0000000000000000 R08: ff1296a44489e050 R09: ff1296a446441030
[    2.368912] R10: ff1296a446434120 R11: fefefefefefefeff R12: 0000000000000000
[    2.368959] R13: 0000000000000010 R14: ff1296a446434000 R15: ff1296a44190f400
[    2.369001] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.369045] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.369080] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.369122] PKRU: 55555554
[    2.369136] Call Trace:
[    2.369152]  <TASK>
[    2.369164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.369187]  register_netdevice (net/core/dev.c:11488)
[    2.369211]  register_netdev (net/core/dev.c:11552)
[    2.369233]  sit_init_net (net/ipv6/sit.c:1860)
[    2.369254]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.369276]  ops_init (net/core/net_namespace.c:137)
[    2.369297]  setup_net (net/core/net_namespace.c:446)
[    2.369318]  copy_net_ns (net/core/net_namespace.c:579)
[    2.369340]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.369366]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.369393]  ksys_unshare (kernel/fork.c:3243)
[    2.369414]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.369438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.369463]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.369490] RIP: 0033:0x7fb2c1e5dbcb
[    2.369511] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.369603] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.369642] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.369681] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.369720] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.369760] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.369802] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.369939] ------------[ cut here ]------------
| [    2.369982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/203
| [    2.370026] Modules linked in:
| [    2.370098] Tainted: [W]=WARN
[    2.370122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.370157] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.370184] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.370273] RSP: 0018:ff4ea078c046fca8 EFLAGS: 00010286
[    2.370303] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.370343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c800
[    2.370382] RBP: 0000000000000000 R08: ff1296a442cc22d0 R09: ff1296a446446030
[    2.370428] R10: ff1296a446441120 R11: fefefefefefefeff R12: 0000000000000000
[    2.370466] R13: 0000000000000010 R14: ff1296a446441000 R15: ff1296a44189c800
[    2.370517] FS:  00007fb2c1b9b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.370557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.370589] CR2: 00007fb2c1d9cc20 CR3: 000000000331b001 CR4: 0000000000771ef0
[    2.370627] PKRU: 55555554
[    2.370642] Call Trace:
[    2.370656]  <TASK>
[    2.370672]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.370693]  register_netdevice (net/core/dev.c:11488)
[    2.370713]  register_netdev (net/core/dev.c:11552)
[    2.370733]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.370755]  ops_init (net/core/net_namespace.c:137)
[    2.370777]  setup_net (net/core/net_namespace.c:446)
[    2.370798]  copy_net_ns (net/core/net_namespace.c:579)
[    2.370819]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.370845]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.370872]  ksys_unshare (kernel/fork.c:3243)
[    2.370894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.370914]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.370935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.370965] RIP: 0033:0x7fb2c1e5dbcb
[    2.370982] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.371085] RSP: 002b:00007ffdea8e4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.371127] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb2c1e5dbcb
[    2.371167] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.371212] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.371254] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdea8e62a0
[    2.371290] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdea8e78a8
| [    2.374402] ------------[ cut here ]------------
| [    2.374437] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/204
| [    2.374490] Modules linked in:
| [    2.374568] Tainted: [W]=WARN
[    2.374589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.374625] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.374658] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.374753] RSP: 0018:ff4ea078c0477720 EFLAGS: 00010286
[    2.374782] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.374821] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c000
[    2.374860] RBP: 0000000000000000 R08: ff1296a44326bcd0 R09: ff1296a44641b02c
[    2.374897] R10: ff1296a44641c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.374935] R13: 0000000000000010 R14: ff1296a44641c000 R15: ff1296a44189c000
[    2.374979] FS:  00007f12c861c840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.375020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.375053] CR2: 000000000a73a988 CR3: 0000000004bc7003 CR4: 0000000000771ef0
[    2.375101] PKRU: 55555554
[    2.375116] Call Trace:
[    2.375132]  <TASK>
[    2.375148]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.375168]  __dev_notify_flags (net/core/dev.c:9787)
[    2.375193]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.375214]  netif_change_flags (net/core/dev.c:9820)
[    2.375236]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.375258]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.375290]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.375315]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.375337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.375368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.375390]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.375412]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.375438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.375460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.375481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.375503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.375530]  ___sys_sendmsg (net/socket.c:2752)
[    2.375553]  __sys_sendmsg (net/socket.c:2784)
[    2.375573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.375597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.375624] RIP: 0033:0x7f12c885608e
[    2.375643] 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
[    2.375735] RSP: 002b:00007ffc7bd64870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.375777] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f12c885608e
[    2.375819] RDX: 0000000000000000 RSI: 00007ffc7bd64920 RDI: 0000000000000005
[    2.375857] RBP: 00007ffc7bd64880 R08: 0000000000000000 R09: 0000000000000000
[    2.375900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.375941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7bd64ff0
| [    2.405074] ------------[ cut here ]------------
| [    2.405122] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/209
| [    2.405177] Modules linked in:
| [    2.405264] Tainted: [W]=WARN
[    2.405282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.405309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.405338] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.405438] RSP: 0018:ff4ea078c049f6d8 EFLAGS: 00010286
[    2.405465] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.405511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189cc00
[    2.405550] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a4430e3834
[    2.405592] R10: ff1296a441c33120 R11: fefefefefefefeff R12: ff4ea078c049f78c
[    2.405635] R13: 0000000000000011 R14: ff1296a441c33000 R15: ff1296a44189cc00
[    2.405678] FS:  00007fe13dbc9840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.405723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.405763] CR2: 00000000138d5988 CR3: 0000000004bd3004 CR4: 0000000000771ef0
[    2.405804] PKRU: 55555554
[    2.405822] Call Trace:
[    2.405835]  <TASK>
[    2.405851]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.405875]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.405901]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.405922]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.405950]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.405980]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.406003]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.406024]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.406054]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.406079]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.406102]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.406132]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.406157]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.406180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.406201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.406222]  ___sys_sendmsg (net/socket.c:2752)
[    2.406244]  __sys_sendmsg (net/socket.c:2784)
[    2.406267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.406292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.406322] RIP: 0033:0x7fe13de0308e
[    2.406347] 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
[    2.406441] RSP: 002b:00007ffc3a6737c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.406478] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe13de0308e
[    2.406519] RDX: 0000000000000000 RSI: 00007ffc3a673870 RDI: 0000000000000005
[    2.406565] RBP: 00007ffc3a6737d0 R08: 0000000000000000 R09: 0000000000000000
[    2.406607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.406649] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3a673f30
| [    2.406775] ------------[ cut here ]------------
| [    2.406804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/209
| [    2.406854] Modules linked in:
| [    2.406935] Tainted: [W]=WARN
[    2.406960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.406996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.407026] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.407127] RSP: 0018:ff4ea078c049f6c8 EFLAGS: 00010286
[    2.407150] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.407190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189ca00
[    2.407231] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a446446034
[    2.407270] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.407308] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a44189ca00
[    2.407355] FS:  00007fe13dbc9840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.407399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.407436] CR2: 00000000138d5988 CR3: 0000000004bd3004 CR4: 0000000000771ef0
[    2.407476] PKRU: 55555554
[    2.407488] Call Trace:
[    2.407498]  <TASK>
[    2.407515]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.407537]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.407565]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.407585]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.407609]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.407638]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.407662]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.407685]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.407716]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.407737]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.407757]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.407786]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.407808]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.407828]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.407852]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.407874]  ___sys_sendmsg (net/socket.c:2752)
[    2.407893]  __sys_sendmsg (net/socket.c:2784)
[    2.407916]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.407938]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.407968] RIP: 0033:0x7fe13de0308e
[    2.407988] 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
[    2.408081] RSP: 002b:00007ffc3a6737c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.408122] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe13de0308e
[    2.408161] RDX: 0000000000000000 RSI: 00007ffc3a673870 RDI: 0000000000000005
[    2.408198] RBP: 00007ffc3a6737d0 R08: 0000000000000000 R09: 0000000000000000
[    2.408243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.408288] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3a673f30
| [    2.411577] ------------[ cut here ]------------
| [    2.411607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/210
| [    2.411660] Modules linked in:
| [    2.411733] Tainted: [W]=WARN
[    2.411753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.411786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.411812] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.411900] RSP: 0018:ff4ea078c04a76f0 EFLAGS: 00010286
[    2.411929] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.411977] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.412017] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a44641b030
[    2.412058] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.412103] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a443253300
[    2.412148] FS:  00007f4d78a51840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.412190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.412225] CR2: 00007f4d78d211a0 CR3: 0000000004bdf001 CR4: 0000000000771ef0
[    2.412262] PKRU: 55555554
[    2.412277] Call Trace:
[    2.412290]  <TASK>
[    2.412305]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.412326]  notifier_call_chain (kernel/notifier.c:85)
[    2.412348]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.412370]  ? nla_strscpy (lib/nlattr.c:795)
[    2.412393]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.412423]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.412457]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.412479]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.412504]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.412531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.412553]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.412574]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.412601]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.412625]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.412644]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.412666]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.412687]  ___sys_sendmsg (net/socket.c:2752)
[    2.412708]  __sys_sendmsg (net/socket.c:2784)
[    2.412729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.412750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.412778] RIP: 0033:0x7f4d78c8b08e
[    2.412799] 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
[    2.412900] RSP: 002b:00007fffd6fde240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.412941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4d78c8b08e
[    2.412988] RDX: 0000000000000000 RSI: 00007fffd6fde2f0 RDI: 0000000000000005
[    2.413030] RBP: 00007fffd6fde250 R08: 0000000000000000 R09: 0000000000000000
[    2.413075] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.413112] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd6fde9c0
| [    2.419625] ------------[ cut here ]------------
| [    2.419655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/212
| [    2.419702] Modules linked in:
| [    2.419782] Tainted: [W]=WARN
[    2.419804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.419833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.419861] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.419959] RSP: 0018:ff4ea078c04af720 EFLAGS: 00010286
[    2.419990] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.420034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.420075] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a44641b030
[    2.420114] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.420158] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a443253300
[    2.420203] FS:  00007f8a427ac840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.420248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.420285] CR2: 000000001cd90988 CR3: 0000000006466003 CR4: 0000000000771ef0
[    2.420326] PKRU: 55555554
[    2.420341] Call Trace:
[    2.420357]  <TASK>
[    2.420372]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.420397]  __dev_notify_flags (net/core/dev.c:9787)
[    2.420418]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.420438]  netif_change_flags (net/core/dev.c:9820)
[    2.420461]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.420482]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.420510]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.420532]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.420553]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.420580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.420601]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.420622]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.420649]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.420675]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.420698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.420719]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.420740]  ___sys_sendmsg (net/socket.c:2752)
[    2.420762]  __sys_sendmsg (net/socket.c:2784)
[    2.420783]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.420807]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.420834] RIP: 0033:0x7f8a429e608e
[    2.420853] 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
[    2.420942] RSP: 002b:00007fff63551c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.420981] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a429e608e
[    2.421022] RDX: 0000000000000000 RSI: 00007fff63551d30 RDI: 0000000000000005
[    2.421060] RBP: 00007fff63551c90 R08: 0000000000000000 R09: 0000000000000000
[    2.421102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.421144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff63552400
| [    2.454076] ------------[ cut here ]------------
| [    2.454157] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/218
| [    2.454248] Modules linked in:
| [    2.454397] Tainted: [W]=WARN
[    2.454456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.454527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.454595] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.454717] RSP: 0018:ff4ea078c04df6d8 EFLAGS: 00010286
[    2.454785] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.454862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.454941] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a4430e6034
[    2.455026] R10: ff1296a441c32120 R11: fefefefefefefeff R12: ff4ea078c04df78c
[    2.455113] R13: 0000000000000011 R14: ff1296a441c32000 R15: ff1296a443139000
[    2.455196] FS:  00007fcc0a201840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.455275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.455345] CR2: 00007fcc0a4d11a0 CR3: 0000000002d6c005 CR4: 0000000000771ef0
[    2.455424] PKRU: 55555554
[    2.455475] Call Trace:
[    2.455528]  <TASK>
[    2.455579]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.455641]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.455707]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.455766]  ? __refill_objects_node (./include/linux/spinlock.h:408 (discriminator 3) mm/slub.c:3771 (discriminator 3) mm/slub.c:7123 (discriminator 3))
[    2.455832]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.455894]  ? refill_objects (mm/slub.c:7258 (discriminator 1))
[    2.455962]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.456027]  ? __pcs_replace_empty_main (mm/slub.c:2816 mm/slub.c:4651)
[    2.456104]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.456166]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.456227]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.456293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.456354]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.456419]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.456487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.456549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.456610]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.456672]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.456735]  ___sys_sendmsg (net/socket.c:2752)
[    2.456794]  __sys_sendmsg (net/socket.c:2784)
[    2.456854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.456916]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.456988] RIP: 0033:0x7fcc0a43b08e
[    2.457047] 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
[    2.457181] RSP: 002b:00007ffe2172df10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.457259] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcc0a43b08e
[    2.457334] RDX: 0000000000000000 RSI: 00007ffe2172dfc0 RDI: 0000000000000005
[    2.457410] RBP: 00007ffe2172df20 R08: 0000000000000000 R09: 0000000000000000
[    2.457487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.457567] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2172e680
| [    2.457810] ------------[ cut here ]------------
| [    2.457875] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/218
| [    2.457968] Modules linked in:
| [    2.458130] Tainted: [W]=WARN
[    2.458189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.458259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.458327] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.458449] RSP: 0018:ff4ea078c04df6c8 EFLAGS: 00010286
[    2.458517] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.458594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443259700
[    2.458673] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a442fae034
[    2.458750] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[    2.458826] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a443259700
[    2.458908] FS:  00007fcc0a201840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.458995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.459074] CR2: 00007fcc0a4d11a0 CR3: 0000000002d6c005 CR4: 0000000000771ef0
[    2.459154] PKRU: 55555554
[    2.459203] Call Trace:
[    2.459260]  <TASK>
[    2.459310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.459372]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.459439]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.459500]  ? __refill_objects_node (./include/linux/spinlock.h:408 (discriminator 3) mm/slub.c:3771 (discriminator 3) mm/slub.c:7123 (discriminator 3))
[    2.459568]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.459629]  ? refill_objects (mm/slub.c:7258 (discriminator 1))
[    2.459693]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.459761]  ? __pcs_replace_empty_main (mm/slub.c:2816 mm/slub.c:4651)
[    2.459827]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.459889]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.459957]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.460025]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.460093]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.460156]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.460224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.460287]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.460349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.460411]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.460472]  ___sys_sendmsg (net/socket.c:2752)
[    2.460535]  __sys_sendmsg (net/socket.c:2784)
[    2.460592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.460653]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.460719] RIP: 0033:0x7fcc0a43b08e
[    2.460779] 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
[    2.460910] RSP: 002b:00007ffe2172df10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.461003] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcc0a43b08e
[    2.461087] RDX: 0000000000000000 RSI: 00007ffe2172dfc0 RDI: 0000000000000005
[    2.461163] RBP: 00007ffe2172df20 R08: 0000000000000000 R09: 0000000000000000
[    2.461240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.461316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2172e680
| [    2.464694] ------------[ cut here ]------------
| [    2.464724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/219
| [    2.464770] Modules linked in:
| [    2.464846] Tainted: [W]=WARN
[    2.464866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.464900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.464926] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.465016] RSP: 0018:ff4ea078c04df6f0 EFLAGS: 00010286
[    2.465043] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.465084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f200
[    2.465121] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a446446030
[    2.465158] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[    2.465196] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a44190f200
[    2.465235] FS:  00007f0b4762a840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.465273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.465304] CR2: 000000002221e988 CR3: 000000000652f006 CR4: 0000000000771ef0
[    2.465341] PKRU: 55555554
[    2.465361] Call Trace:
[    2.465373]  <TASK>
[    2.465388]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.465411]  notifier_call_chain (kernel/notifier.c:85)
[    2.465431]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    2.465452]  ? nla_strscpy (lib/nlattr.c:795)
[    2.465477]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    2.465506]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.465535]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.465556]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.465577]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.465606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.465627]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.465648]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.465675]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.465696]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.465717]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.465740]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.465761]  ___sys_sendmsg (net/socket.c:2752)
[    2.465785]  __sys_sendmsg (net/socket.c:2784)
[    2.465805]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.465826]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.465853] RIP: 0033:0x7f0b4786408e
[    2.465872] 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
[    2.465973] RSP: 002b:00007ffc7e3e9bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.466020] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b4786408e
[    2.466061] RDX: 0000000000000000 RSI: 00007ffc7e3e9ca0 RDI: 0000000000000005
[    2.466106] RBP: 00007ffc7e3e9c00 R08: 0000000000000000 R09: 0000000000000000
[    2.466141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.466188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e3ea370
| [    2.472586] ------------[ cut here ]------------
| [    2.472650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/221
| [    2.472742] Modules linked in:
| [    2.472893] Tainted: [W]=WARN
[    2.472960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.473033] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.473104] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.473229] RSP: 0018:ff4ea078c04ef720 EFLAGS: 00010286
[    2.473297] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.473375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443259700
[    2.473453] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a442fae030
[    2.473533] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[    2.473612] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a443259700
[    2.473692] FS:  00007fd8ce488840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.473773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.473843] CR2: 000000001d46a988 CR3: 0000000004a63002 CR4: 0000000000771ef0
[    2.473921] PKRU: 55555554
[    2.473977] Call Trace:
[    2.474026]  <TASK>
[    2.474083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.474146]  __dev_notify_flags (net/core/dev.c:9787)
[    2.474208]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.474271]  netif_change_flags (net/core/dev.c:9820)
[    2.474328]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.474390]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.474459]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.474518]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.474581]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.474651]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.474712]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.474773]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.474840]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.474901]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.474964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.475026]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.475095]  ___sys_sendmsg (net/socket.c:2752)
[    2.475159]  __sys_sendmsg (net/socket.c:2784)
[    2.475220]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.475282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.475349] RIP: 0033:0x7fd8ce6c208e
[    2.475411] 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
[    2.475532] RSP: 002b:00007fff763808c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.475608] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd8ce6c208e
[    2.475689] RDX: 0000000000000000 RSI: 00007fff76380970 RDI: 0000000000000005
[    2.475766] RBP: 00007fff763808d0 R08: 0000000000000000 R09: 0000000000000000
[    2.475842] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.475918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff76381040
| [    2.476147] ------------[ cut here ]------------
| [    2.476185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.476245] Modules linked in:
| [    2.476320] Tainted: [W]=WARN
[    2.476340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.476370] Workqueue: events_unbound linkwatch_event
[    2.476398] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.476428] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.476516] RSP: 0018:ff4ea078c015bd50 EFLAGS: 00010286
[    2.476544] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.476582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.476622] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a442faf030
[    2.476661] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[    2.476698] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a443139000
[    2.476741] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.476780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.476812] CR2: 00005597bef6cab8 CR3: 000000001a447001 CR4: 0000000000771ef0
[    2.476847] PKRU: 55555554
[    2.476861] Call Trace:
[    2.476874]  <TASK>
[    2.476889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.476910]  netif_state_change (net/core/dev.c:1605)
[    2.476931]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.476955]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.476984]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.477005]  process_one_work (kernel/workqueue.c:3314)
[    2.477028]  ? __timer_delete_sync (kernel/time/timer.c:1467 (discriminator 3) kernel/time/timer.c:1621 (discriminator 3))
[    2.477056]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.477079]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.477100]  kthread (kernel/kthread.c:436)
[    2.477122]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.477144]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.477168]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.477189]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.477261] ------------[ cut here ]------------
| [    2.477286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/38
| [    2.477334] Modules linked in:
| [    2.477412] Tainted: [W]=WARN
[    2.477430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.477461] Workqueue: events_unbound linkwatch_event
[    2.477488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.477514] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.477597] RSP: 0018:ff4ea078c015bd50 EFLAGS: 00010286
[    2.477625] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.477664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.477703] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a442faf030
[    2.477743] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[    2.477781] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a443139000
[    2.477827] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.477867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.477899] CR2: 00005597bef6cab8 CR3: 000000001a447001 CR4: 0000000000771ef0
[    2.477941] PKRU: 55555554
[    2.477963] Call Trace:
[    2.477978]  <TASK>
[    2.477994]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.478016]  netif_state_change (net/core/dev.c:1605)
[    2.478038]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.478066]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.478098]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.478119]  process_one_work (kernel/workqueue.c:3314)
[    2.478141]  ? __timer_delete_sync (kernel/time/timer.c:1467 (discriminator 3) kernel/time/timer.c:1621 (discriminator 3))
[    2.478165]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.478186]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.478206]  kthread (kernel/kthread.c:436)
[    2.478227]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.478249]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.478270]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.478292]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.494244] ------------[ cut here ]------------
| [    2.494283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.494334] Modules linked in:
| [    2.494408] Tainted: [W]=WARN
[    2.494430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.494468] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.494495] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.494582] RSP: 0018:ff4ea078c04ffcb8 EFLAGS: 00010286
[    2.494607] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.494644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f200
[    2.494679] RBP: 0000000000000000 R08: ff1296a442cc2810 R09: ff1296a44645c02c
[    2.494714] R10: ff1296a44645f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.494753] R13: 0000000000000010 R14: ff1296a44645f000 R15: ff1296a44190f200
[    2.494800] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.494842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.494874] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.494915] PKRU: 55555554
[    2.494930] Call Trace:
[    2.494951]  <TASK>
[    2.494970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.494989]  register_netdevice (net/core/dev.c:11488)
[    2.495010]  register_netdev (net/core/dev.c:11552)
[    2.495031]  loopback_net_init (drivers/net/loopback.c:218)
[    2.495055]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.495085]  ops_init (net/core/net_namespace.c:137)
[    2.495106]  setup_net (net/core/net_namespace.c:446)
[    2.495129]  copy_net_ns (net/core/net_namespace.c:579)
[    2.495151]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.495178]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.495204]  ksys_unshare (kernel/fork.c:3243)
[    2.495224]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.495245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.495266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.495291] RIP: 0033:0x7fa604e13bcb
[    2.495311] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.495400] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.495438] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.495474] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.495510] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.495549] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.495587] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.495732] ------------[ cut here ]------------
| [    2.495758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.495803] Modules linked in:
| [    2.495871] Tainted: [W]=WARN
[    2.495893] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.495923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.495954] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.496039] RSP: 0018:ff4ea078c04ffc10 EFLAGS: 00010286
[    2.496075] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.496120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443258600
[    2.496157] RBP: 0000000000000000 R08: ff1296a443281550 R09: ff1296a4465ea030
[    2.496196] R10: ff1296a44645c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.496236] R13: 0000000000000010 R14: ff1296a44645c000 R15: ff1296a443258600
[    2.496280] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.496322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.496356] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.496394] PKRU: 55555554
[    2.496408] Call Trace:
[    2.496423]  <TASK>
[    2.496437]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.496460]  register_netdevice (net/core/dev.c:11488)
[    2.496480]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.496504]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.496528]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.496554]  ops_init (net/core/net_namespace.c:137)
[    2.496575]  setup_net (net/core/net_namespace.c:446)
[    2.496596]  copy_net_ns (net/core/net_namespace.c:579)
[    2.496618]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.496644]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.496672]  ksys_unshare (kernel/fork.c:3243)
[    2.496693]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.496714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.496736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.496768] RIP: 0033:0x7fa604e13bcb
[    2.496789] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.496876] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.496919] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.496961] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.496998] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.497041] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.497086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.497201] ------------[ cut here ]------------
| [    2.497228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.497277] Modules linked in:
| [    2.497352] Tainted: [W]=WARN
[    2.497371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.497407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.497431] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.497524] RSP: 0018:ff4ea078c04ffbf0 EFLAGS: 00010286
[    2.497556] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.497600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443252a00
[    2.497635] RBP: 0000000000000000 R08: ff1296a44487ec50 R09: ff1296a4465e8030
[    2.497671] R10: ff1296a4465e3120 R11: fefefefefefefeff R12: 0000000000000000
[    2.497708] R13: 0000000000000010 R14: ff1296a4465e3000 R15: ff1296a443252a00
[    2.497749] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.497790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.497824] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.497866] PKRU: 55555554
[    2.497881] Call Trace:
[    2.497893]  <TASK>
[    2.497907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.497930]  register_netdevice (net/core/dev.c:11488)
[    2.497954]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.497976]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.497996]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.498016]  ops_init (net/core/net_namespace.c:137)
[    2.498037]  setup_net (net/core/net_namespace.c:446)
[    2.498055]  copy_net_ns (net/core/net_namespace.c:579)
[    2.498079]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.498105]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.498133]  ksys_unshare (kernel/fork.c:3243)
[    2.498154]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.498178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.498199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.498230] RIP: 0033:0x7fa604e13bcb
[    2.498249] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.498340] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.498378] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.498420] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.498462] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.498503] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.498539] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.498666] ------------[ cut here ]------------
| [    2.498693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.498738] Modules linked in:
| [    2.498815] Tainted: [W]=WARN
[    2.498833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.498865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.498893] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.498990] RSP: 0018:ff4ea078c04ffca8 EFLAGS: 00010286
[    2.499016] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.499058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443252d00
[    2.499103] RBP: 0000000000000000 R08: ff1296a443281850 R09: ff1296a4465e7034
[    2.499142] R10: ff1296a4465e2120 R11: fefefefefefefeff R12: 0000000000000000
[    2.499183] R13: 0000000000000010 R14: ff1296a4465e2000 R15: ff1296a443252d00
[    2.499224] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.499263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.499298] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.499337] PKRU: 55555554
[    2.499351] Call Trace:
[    2.499364]  <TASK>
[    2.499379]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.499398]  register_netdevice (net/core/dev.c:11488)
[    2.499419]  register_netdev (net/core/dev.c:11552)
[    2.499446]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.499468]  ops_init (net/core/net_namespace.c:137)
[    2.499490]  setup_net (net/core/net_namespace.c:446)
[    2.499510]  copy_net_ns (net/core/net_namespace.c:579)
[    2.499531]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.499558]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.499585]  ksys_unshare (kernel/fork.c:3243)
[    2.499606]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.499626]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.499647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.499674] RIP: 0033:0x7fa604e13bcb
[    2.499695] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.499781] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.499821] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.499855] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.499891] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.499926] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.499965] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.500078] ------------[ cut here ]------------
| [    2.500103] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.500147] Modules linked in:
| [    2.500225] Tainted: [W]=WARN
[    2.500249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.500279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.500304] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.500392] RSP: 0018:ff4ea078c04ffca0 EFLAGS: 00010286
[    2.500419] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.500456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f400
[    2.500494] RBP: 0000000000000000 R08: ff1296a4418c7210 R09: ff1296a4465e4030
[    2.500534] R10: ff1296a4465e7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.500572] R13: 0000000000000010 R14: ff1296a4465e7000 R15: ff1296a44190f400
[    2.500613] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.500654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.500685] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.500726] PKRU: 55555554
[    2.500739] Call Trace:
[    2.500751]  <TASK>
[    2.500762]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.500787]  register_netdevice (net/core/dev.c:11488)
[    2.500808]  register_netdev (net/core/dev.c:11552)
[    2.500828]  sit_init_net (net/ipv6/sit.c:1860)
[    2.500848]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.500869]  ops_init (net/core/net_namespace.c:137)
[    2.500891]  setup_net (net/core/net_namespace.c:446)
[    2.500911]  copy_net_ns (net/core/net_namespace.c:579)
[    2.500930]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.500962]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.500991]  ksys_unshare (kernel/fork.c:3243)
[    2.501012]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.501035]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.501056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.501084] RIP: 0033:0x7fa604e13bcb
[    2.501109] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.501200] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.501237] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.501278] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.501315] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.501354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.501394] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.501534] ------------[ cut here ]------------
| [    2.501559] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/227
| [    2.501602] Modules linked in:
| [    2.501674] Tainted: [W]=WARN
[    2.501693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.501725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.501748] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.501833] RSP: 0018:ff4ea078c04ffca8 EFLAGS: 00010286
[    2.501857] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.501897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443255d00
[    2.501937] RBP: 0000000000000000 R08: ff1296a442cfd090 R09: ff1296a4465f9030
[    2.501983] R10: ff1296a4465e4120 R11: fefefefefefefeff R12: 0000000000000000
[    2.502028] R13: 0000000000000010 R14: ff1296a4465e4000 R15: ff1296a443255d00
[    2.502073] FS:  00007fa604b51840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.502112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.502150] CR2: 00007fa604d58430 CR3: 0000000004a72001 CR4: 0000000000771ef0
[    2.502189] PKRU: 55555554
[    2.502202] Call Trace:
[    2.502214]  <TASK>
[    2.502226]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.502246]  register_netdevice (net/core/dev.c:11488)
[    2.502270]  register_netdev (net/core/dev.c:11552)
[    2.502290]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.502308]  ops_init (net/core/net_namespace.c:137)
[    2.502331]  setup_net (net/core/net_namespace.c:446)
[    2.502353]  copy_net_ns (net/core/net_namespace.c:579)
[    2.502376]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.502411]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.502438]  ksys_unshare (kernel/fork.c:3243)
[    2.502459]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.502478]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.502497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.502528] RIP: 0033:0x7fa604e13bcb
[    2.502548] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.502631] RSP: 002b:00007ffc467bf838 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.502668] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa604e13bcb
[    2.502705] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.502744] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.502779] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc467c1a60
[    2.502815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc467c38a3
| [    2.505883] ------------[ cut here ]------------
| [    2.505915] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/228
| [    2.505969] Modules linked in:
| [    2.506044] Tainted: [W]=WARN
[    2.506068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.506101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.506131] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.506218] RSP: 0018:ff4ea078c0507720 EFLAGS: 00010286
[    2.506245] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.506285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f500
[    2.506332] RBP: 0000000000000000 R08: ff1296a442cc2810 R09: ff1296a4465f902c
[    2.506369] R10: ff1296a44645f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.506407] R13: 0000000000000010 R14: ff1296a44645f000 R15: ff1296a44190f500
[    2.506449] FS:  00007f81818d4840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.506490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.506521] CR2: 0000000024000988 CR3: 0000000004a73003 CR4: 0000000000771ef0
[    2.506560] PKRU: 55555554
[    2.506574] Call Trace:
[    2.506586]  <TASK>
[    2.506601]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.506620]  __dev_notify_flags (net/core/dev.c:9787)
[    2.506641]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.506662]  netif_change_flags (net/core/dev.c:9820)
[    2.506684]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.506706]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.506733]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.506755]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.506777]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.506804]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.506826]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.506846]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.506874]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.506895]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.506916]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.506937]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.506962]  ___sys_sendmsg (net/socket.c:2752)
[    2.506988]  __sys_sendmsg (net/socket.c:2784)
[    2.507010]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.507030]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.507059] RIP: 0033:0x7f8181b0e08e
[    2.507079] 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
[    2.507162] RSP: 002b:00007fffafad3d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.507200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8181b0e08e
[    2.507238] RDX: 0000000000000000 RSI: 00007fffafad3e10 RDI: 0000000000000005
[    2.507282] RBP: 00007fffafad3d70 R08: 0000000000000000 R09: 0000000000000000
[    2.507324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.507364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffafad44e0
| [    2.520542] ------------[ cut here ]------------
| [    2.520608] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.520692] Modules linked in:
| [    2.520845] Tainted: [W]=WARN
[    2.520904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.520988] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.521053] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.521183] RSP: 0018:ff4ea078c051fcb8 EFLAGS: 00010286
[    2.521250] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.521329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443259700
[    2.521404] RBP: 0000000000000000 R08: ff1296a44326b210 R09: ff1296a44664802c
[    2.521480] R10: ff1296a44664b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.521557] R13: 0000000000000010 R14: ff1296a44664b000 R15: ff1296a443259700
[    2.521636] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.521715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.521785] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.521865] PKRU: 55555554
[    2.521913] Call Trace:
[    2.521970]  <TASK>
[    2.522020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.522088]  register_netdevice (net/core/dev.c:11488)
[    2.522149]  register_netdev (net/core/dev.c:11552)
[    2.522209]  loopback_net_init (drivers/net/loopback.c:218)
[    2.522269]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.522336]  ops_init (net/core/net_namespace.c:137)
[    2.522395]  setup_net (net/core/net_namespace.c:446)
[    2.522457]  copy_net_ns (net/core/net_namespace.c:579)
[    2.522520]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.522587]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.522655]  ksys_unshare (kernel/fork.c:3243)
[    2.522712]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.522772]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.522833]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.522899] RIP: 0033:0x7f0c684febcb
[    2.522968] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.523109] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.523188] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.523264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.523340] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.523416] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.523496] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.523739] ------------[ cut here ]------------
| [    2.523804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.523890] Modules linked in:
| [    2.524046] Tainted: [W]=WARN
[    2.524114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.524185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.524252] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.524376] RSP: 0018:ff4ea078c051fc10 EFLAGS: 00010286
[    2.524441] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.524519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6c00
[    2.524594] RBP: 0000000000000000 R08: ff1296a44326b050 R09: ff1296a4449c7030
[    2.524669] R10: ff1296a446648120 R11: fefefefefefefeff R12: 0000000000000000
[    2.524745] R13: 0000000000000010 R14: ff1296a446648000 R15: ff1296a441df6c00
[    2.524828] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.524908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.524986] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.525076] PKRU: 55555554
[    2.525125] Call Trace:
[    2.525175]  <TASK>
[    2.525224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.525285]  register_netdevice (net/core/dev.c:11488)
[    2.525346]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.525407]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.525466]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.525525]  ops_init (net/core/net_namespace.c:137)
[    2.525587]  setup_net (net/core/net_namespace.c:446)
[    2.525647]  copy_net_ns (net/core/net_namespace.c:579)
[    2.525708]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.525773]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.525845]  ksys_unshare (kernel/fork.c:3243)
[    2.525907]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.525975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.526037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.526110] RIP: 0033:0x7f0c684febcb
[    2.526171] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.526299] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.526376] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.526454] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.526531] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.526604] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.526682] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.526924] ------------[ cut here ]------------
| [    2.526999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.527099] Modules linked in:
| [    2.527250] Tainted: [W]=WARN
[    2.527307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.527378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.527443] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.527565] RSP: 0018:ff4ea078c051fbf0 EFLAGS: 00010286
[    2.527630] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.527709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139700
[    2.527785] RBP: 0000000000000000 R08: ff1296a443267390 R09: ff1296a4449c5030
[    2.527862] R10: ff1296a44664f120 R11: fefefefefefefeff R12: 0000000000000000
[    2.527938] R13: 0000000000000010 R14: ff1296a44664f000 R15: ff1296a443139700
[    2.528024] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.528114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.528184] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.528264] PKRU: 55555554
[    2.528313] Call Trace:
[    2.528362]  <TASK>
[    2.528412]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.528472]  register_netdevice (net/core/dev.c:11488)
[    2.528532]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.528591]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.528651]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.528712]  ops_init (net/core/net_namespace.c:137)
[    2.528775]  setup_net (net/core/net_namespace.c:446)
[    2.528835]  copy_net_ns (net/core/net_namespace.c:579)
[    2.528896]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.528968]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.529036]  ksys_unshare (kernel/fork.c:3243)
[    2.529101]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.529160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.529221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.529292] RIP: 0033:0x7f0c684febcb
[    2.529350] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.529472] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.529555] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.529632] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.529708] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.529782] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.529860] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.530153] ------------[ cut here ]------------
| [    2.530220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.530308] Modules linked in:
| [    2.530457] Tainted: [W]=WARN
[    2.530517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.530589] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.530657] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.530775] RSP: 0018:ff4ea078c051fca8 EFLAGS: 00010286
[    2.530838] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.530916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c700
[    2.531005] RBP: 0000000000000000 R08: ff1296a443267290 R09: ff1296a44665b034
[    2.531089] R10: ff1296a44664e120 R11: fefefefefefefeff R12: 0000000000000000
[    2.531165] R13: 0000000000000010 R14: ff1296a44664e000 R15: ff1296a44189c700
[    2.531248] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.531326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.531401] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.531482] PKRU: 55555554
[    2.531532] Call Trace:
[    2.531584]  <TASK>
[    2.531636]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.531696]  register_netdevice (net/core/dev.c:11488)
[    2.531754]  register_netdev (net/core/dev.c:11552)
[    2.531810]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.531866]  ops_init (net/core/net_namespace.c:137)
[    2.531930]  setup_net (net/core/net_namespace.c:446)
[    2.531995]  copy_net_ns (net/core/net_namespace.c:579)
[    2.532056]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.532129]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.532203]  ksys_unshare (kernel/fork.c:3243)
[    2.532264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.532327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.532390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.532458] RIP: 0033:0x7f0c684febcb
[    2.532519] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.532650] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.532731] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.532807] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.532885] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.532972] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.533048] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.533320] ------------[ cut here ]------------
| [    2.533386] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.533472] Modules linked in:
| [    2.533621] Tainted: [W]=WARN
[    2.533680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.533752] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.533821] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.533956] RSP: 0018:ff4ea078c051fca0 EFLAGS: 00010286
[    2.534025] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.534112] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443258500
[    2.534189] RBP: 0000000000000000 R08: ff1296a4432670d0 R09: ff1296a446658030
[    2.534266] R10: ff1296a44665b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.534349] R13: 0000000000000010 R14: ff1296a44665b000 R15: ff1296a443258500
[    2.534433] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.534511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.534581] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.534663] PKRU: 55555554
[    2.534714] Call Trace:
[    2.534764]  <TASK>
[    2.534815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.534875]  register_netdevice (net/core/dev.c:11488)
[    2.534934]  register_netdev (net/core/dev.c:11552)
[    2.534999]  sit_init_net (net/ipv6/sit.c:1860)
[    2.535059]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.535127]  ops_init (net/core/net_namespace.c:137)
[    2.535190]  setup_net (net/core/net_namespace.c:446)
[    2.535251]  copy_net_ns (net/core/net_namespace.c:579)
[    2.535312]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.535380]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.535451]  ksys_unshare (kernel/fork.c:3243)
[    2.535511]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.535571]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.535632]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.535698] RIP: 0033:0x7f0c684febcb
[    2.535759] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.535883] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.535968] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.536046] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.536133] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.536210] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.536286] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.536565] ------------[ cut here ]------------
| [    2.536629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/232
| [    2.536716] Modules linked in:
| [    2.536867] Tainted: [W]=WARN
[    2.536925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.537001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.537076] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.537203] RSP: 0018:ff4ea078c051fca8 EFLAGS: 00010286
[    2.537273] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.537351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443254200
[    2.537431] RBP: 0000000000000000 R08: ff1296a443267150 R09: ff1296a44665d030
[    2.537509] R10: ff1296a446658120 R11: fefefefefefefeff R12: 0000000000000000
[    2.537586] R13: 0000000000000010 R14: ff1296a446658000 R15: ff1296a443254200
[    2.537671] FS:  00007f0c6823c840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.537749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.537820] CR2: 00007f0c6843dc20 CR3: 0000000004a7c004 CR4: 0000000000771ef0
[    2.537904] PKRU: 55555554
[    2.537960] Call Trace:
[    2.538010]  <TASK>
[    2.538060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.538130]  register_netdevice (net/core/dev.c:11488)
[    2.538190]  register_netdev (net/core/dev.c:11552)
[    2.538252]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.538313]  ops_init (net/core/net_namespace.c:137)
[    2.538376]  setup_net (net/core/net_namespace.c:446)
[    2.538435]  copy_net_ns (net/core/net_namespace.c:579)
[    2.538496]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.538570]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.538637]  ksys_unshare (kernel/fork.c:3243)
[    2.538694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.538754]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.538815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.538881] RIP: 0033:0x7f0c684febcb
[    2.538940] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.539082] RSP: 002b:00007fff8e582568 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.539159] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0c684febcb
[    2.539237] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.539313] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.539389] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8e584790
[    2.539464] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8e5868a3
| [    2.542755] ------------[ cut here ]------------
| [    2.542790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/233
| [    2.542838] Modules linked in:
| [    2.542916] Tainted: [W]=WARN
[    2.542938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.542980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.543007] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.543106] RSP: 0018:ff4ea078c051f720 EFLAGS: 00010286
[    2.543134] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.543175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253d00
[    2.543214] RBP: 0000000000000000 R08: ff1296a44326b210 R09: ff1296a4465f902c
[    2.543259] R10: ff1296a44664b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.543295] R13: 0000000000000010 R14: ff1296a44664b000 R15: ff1296a443253d00
[    2.543337] FS:  00007f000f49c840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.543382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.543419] CR2: 000000001e1f7988 CR3: 000000000654f003 CR4: 0000000000771ef0
[    2.543458] PKRU: 55555554
[    2.543473] Call Trace:
[    2.543486]  <TASK>
[    2.543502]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.543523]  __dev_notify_flags (net/core/dev.c:9787)
[    2.543544]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.543567]  netif_change_flags (net/core/dev.c:9820)
[    2.543587]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.543609]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.543636]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.543659]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.543680]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.543707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.543729]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.543749]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.543775]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.543797]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.543817]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.543839]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.543861]  ___sys_sendmsg (net/socket.c:2752)
[    2.543886]  __sys_sendmsg (net/socket.c:2784)
[    2.543906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.543927]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.543958] RIP: 0033:0x7f000f6d608e
[    2.543978] 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
[    2.544067] RSP: 002b:00007fff42a528c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.544105] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f000f6d608e
[    2.544146] RDX: 0000000000000000 RSI: 00007fff42a52970 RDI: 0000000000000005
[    2.544183] RBP: 00007fff42a528d0 R08: 0000000000000000 R09: 0000000000000000
[    2.544223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.544257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff42a53040
| [    2.555629] ------------[ cut here ]------------
| [    2.555665] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/236
| [    2.555716] Modules linked in:
| [    2.555792] Tainted: [W]=WARN
[    2.555817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.555851] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.555881] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.555979] RSP: 0018:ff4ea078c052f5f0 EFLAGS: 00010286
[    2.556009] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.556048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.556087] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a446600034
[    2.556127] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.556168] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6f00
[    2.556209] FS:  00007fb7d324b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.556250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.556285] CR2: 000000000042ebe0 CR3: 00000000065a0005 CR4: 0000000000771ef0
[    2.556323] PKRU: 55555554
[    2.556337] Call Trace:
[    2.556353]  <TASK>
[    2.556367]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.556388]  __dev_notify_flags (net/core/dev.c:9787)
[    2.556413]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.556435]  veth_newlink (drivers/net/veth.c:1871)
[    2.556461]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.556488]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.556518]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.556541]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.556570]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.556599]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.556621]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.556645]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.556667]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.556691]  ___sys_sendmsg (net/socket.c:2752)
[    2.556714]  __sys_sendmsg (net/socket.c:2784)
[    2.556739]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.556761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.556789] RIP: 0033:0x7fb7d348508e
[    2.556809] 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
[    2.556898] RSP: 002b:00007ffe579aa9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.556936] RAX: ffffffffffffffda RBX: 00007ffe579ab168 RCX: 00007fb7d348508e
[    2.556987] RDX: 0000000000000000 RSI: 00007ffe579aaa70 RDI: 0000000000000005
[    2.557027] RBP: 00007ffe579aa9d0 R08: 0000000000000000 R09: 0000000000000000
[    2.557068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.557106] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe579ab140
| [    2.557284] ------------[ cut here ]------------
| [    2.557311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/236
| [    2.557360] Modules linked in:
| [    2.557430] Tainted: [W]=WARN
[    2.557448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.557480] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.557506] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.557593] RSP: 0018:ff4ea078c052f870 EFLAGS: 00010286
[    2.557620] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.557658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.557702] RBP: 0000000000000000 R08: ff1296a44326bdd0 R09: ff1296a446605030
[    2.557743] R10: ff1296a4465f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.557784] R13: 0000000000000010 R14: ff1296a4465f9000 R15: ff1296a441df6f00
[    2.557824] FS:  00007fb7d324b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.557866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.557901] CR2: 000000000042ebe0 CR3: 00000000065a0005 CR4: 0000000000771ef0
[    2.557942] PKRU: 55555554
[    2.557968] Call Trace:
[    2.557981]  <TASK>
[    2.557993]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.558016]  __dev_notify_flags (net/core/dev.c:9787)
[    2.558035]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.558055]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.558080]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.558108]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.558129]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.558161]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.558188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.558210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.558232]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.558254]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.558275]  ___sys_sendmsg (net/socket.c:2752)
[    2.558296]  __sys_sendmsg (net/socket.c:2784)
[    2.558314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.558337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.558361] RIP: 0033:0x7fb7d348508e
[    2.558383] 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
[    2.558471] RSP: 002b:00007ffe579aa9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.558509] RAX: ffffffffffffffda RBX: 00007ffe579ab168 RCX: 00007fb7d348508e
[    2.558547] RDX: 0000000000000000 RSI: 00007ffe579aaa70 RDI: 0000000000000005
[    2.558587] RBP: 00007ffe579aa9d0 R08: 0000000000000000 R09: 0000000000000000
[    2.558628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.558664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe579ab140
| [    2.580077] ------------[ cut here ]------------
| [    2.580131] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/237
| [    2.580187] Modules linked in:
| [    2.580271] Tainted: [W]=WARN
[    2.580305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.580341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.580373] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.580467] RSP: 0018:ff4ea078c05376d8 EFLAGS: 00010286
[    2.580495] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.580541] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.580578] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a4465f6034
[    2.580617] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: ff4ea078c053778c
[    2.580657] R13: 0000000000000011 R14: ff1296a4465f8000 R15: ff1296a443253300
[    2.580698] FS:  00007fd7f6fc0840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.580741] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.580778] CR2: 00007fd7f72901a0 CR3: 0000000004a6b001 CR4: 0000000000771ef0
[    2.580817] PKRU: 55555554
[    2.580831] Call Trace:
[    2.580845]  <TASK>
[    2.580865]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.580893]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.580925]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.580953]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.580977]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.581007]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.581033]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.581059]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.581100]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.581126]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.581149]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.581181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.581204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.581229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.581251]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.581273]  ___sys_sendmsg (net/socket.c:2752)
[    2.581299]  __sys_sendmsg (net/socket.c:2784)
[    2.581322]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.581348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.581375] RIP: 0033:0x7fd7f71fa08e
[    2.581396] 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
[    2.581495] RSP: 002b:00007ffc75435a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.581536] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd7f71fa08e
[    2.581575] RDX: 0000000000000000 RSI: 00007ffc75435b10 RDI: 0000000000000005
[    2.581617] RBP: 00007ffc75435a70 R08: 0000000000000000 R09: 0000000000000000
[    2.581660] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.581697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc754361e0
| [    2.581825] ------------[ cut here ]------------
| [    2.581853] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/237
| [    2.581900] Modules linked in:
| [    2.581986] Tainted: [W]=WARN
[    2.582009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.582044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.582073] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.582170] RSP: 0018:ff4ea078c05376c8 EFLAGS: 00010286
[    2.582207] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.582252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.582292] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a44641b034
[    2.582338] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.582379] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a443253300
[    2.582425] FS:  00007fd7f6fc0840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.582468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.582501] CR2: 00007fd7f72901a0 CR3: 0000000004a6b001 CR4: 0000000000771ef0
[    2.582543] PKRU: 55555554
[    2.582557] Call Trace:
[    2.582572]  <TASK>
[    2.582587]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.582611]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.582638]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.582659]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.582682]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.582714]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.582737]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.582759]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.582787]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.582810]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.582831]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.582860]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.582882]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.582904]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.582924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.582945]  ___sys_sendmsg (net/socket.c:2752)
[    2.582975]  __sys_sendmsg (net/socket.c:2784)
[    2.583001]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.583028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.583055] RIP: 0033:0x7fd7f71fa08e
[    2.583079] 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
[    2.583176] RSP: 002b:00007ffc75435a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.583220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd7f71fa08e
[    2.583259] RDX: 0000000000000000 RSI: 00007ffc75435b10 RDI: 0000000000000005
[    2.583299] RBP: 00007ffc75435a70 R08: 0000000000000000 R09: 0000000000000000
[    2.583339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.583382] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc754361e0
| [    2.589504] ------------[ cut here ]------------
| [    2.589543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/239
| [    2.589595] Modules linked in:
| [    2.589672] Tainted: [W]=WARN
[    2.589696] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.589731] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.589757] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.589847] RSP: 0018:ff4ea078c0547720 EFLAGS: 00010286
[    2.589875] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.589923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.589971] RBP: 0000000000000000 R08: ff1296a44326bdd0 R09: ff1296a44641b030
[    2.590010] R10: ff1296a4465f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.590050] R13: 0000000000000010 R14: ff1296a4465f9000 R15: ff1296a443253300
[    2.590094] FS:  00007f5e0fcf9840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.590137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.590170] CR2: 000000003ffb9988 CR3: 0000000006539003 CR4: 0000000000771ef0
[    2.590212] PKRU: 55555554
[    2.590227] Call Trace:
[    2.590243]  <TASK>
[    2.590258]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.590281]  __dev_notify_flags (net/core/dev.c:9787)
[    2.590302]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.590324]  netif_change_flags (net/core/dev.c:9820)
[    2.590347]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.590369]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.590403]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.590425]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.590448]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.590478]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.590505]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.590527]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.590557]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.590578]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.590602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.590627]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.590649]  ___sys_sendmsg (net/socket.c:2752)
[    2.590672]  __sys_sendmsg (net/socket.c:2784)
[    2.590693]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.590714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.590742] RIP: 0033:0x7f5e0ff3308e
[    2.590762] 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
[    2.590858] RSP: 002b:00007fffa1af4b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.590898] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e0ff3308e
[    2.590941] RDX: 0000000000000000 RSI: 00007fffa1af4c00 RDI: 0000000000000005
[    2.590986] RBP: 00007fffa1af4b60 R08: 0000000000000000 R09: 0000000000000000
[    2.591029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.591071] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa1af52d0
| [    2.598049] ------------[ cut here ]------------
| [    2.598093] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/241
| [    2.598148] Modules linked in:
| [    2.598233] Tainted: [W]=WARN
[    2.598256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.598293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.598327] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.598426] RSP: 0018:ff4ea078c054f870 EFLAGS: 00010286
[    2.598453] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.598503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f200
[    2.598548] RBP: 0000000000000000 R08: ff1296a442d035d0 R09: ff1296a44660a030
[    2.598593] R10: ff1296a446605120 R11: fefefefefefefeff R12: 0000000000000000
[    2.598637] R13: 0000000000000010 R14: ff1296a446605000 R15: ff1296a44190f200
[    2.598682] FS:  00007feab4cd4840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.598728] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.598757] CR2: 00000000004a2860 CR3: 0000000006593004 CR4: 0000000000771ef0
[    2.598797] PKRU: 55555554
[    2.598811] Call Trace:
[    2.598826]  <TASK>
[    2.598842]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.598865]  __dev_notify_flags (net/core/dev.c:9787)
[    2.598886]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.598907]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.598930]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.598956]  ? kvfree_call_rcu (mm/slab_common.c:1608 mm/slab_common.c:1957)
[    2.598980]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.599008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.599026]  ? ovl_dentry_init_flags (./include/linux/spinlock.h:342 fs/overlayfs/util.c:196)
[    2.599059]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.599088]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.599111]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.599132]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.599156]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.599177]  ___sys_sendmsg (net/socket.c:2752)
[    2.599199]  __sys_sendmsg (net/socket.c:2784)
[    2.599222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.599245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.599273] RIP: 0033:0x7feab4f0e08e
[    2.599294] 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
[    2.599395] RSP: 002b:00007ffdeea66390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.599440] RAX: ffffffffffffffda RBX: 00007ffdeea66b38 RCX: 00007feab4f0e08e
[    2.599482] RDX: 0000000000000000 RSI: 00007ffdeea66440 RDI: 0000000000000005
[    2.599525] RBP: 00007ffdeea663a0 R08: 0000000000000000 R09: 0000000000000000
[    2.599566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.599609] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdeea66b10
| [    2.602906] ------------[ cut here ]------------
| [    2.602944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/242
| [    2.603000] Modules linked in:
| [    2.603089] Tainted: [W]=WARN
[    2.603111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.603143] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.603178] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.603270] RSP: 0018:ff4ea078c0557720 EFLAGS: 00010286
[    2.603301] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.603344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.603386] RBP: 0000000000000000 R08: ff1296a442d035d0 R09: ff1296a44641b030
[    2.603429] R10: ff1296a446605120 R11: fefefefefefefeff R12: 0000000000000000
[    2.603472] R13: 0000000000000010 R14: ff1296a446605000 R15: ff1296a443253300
[    2.603516] FS:  00007fb6e14df840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.603560] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.603596] CR2: 000000000ab23988 CR3: 000000000661f005 CR4: 0000000000771ef0
[    2.603637] PKRU: 55555554
[    2.603652] Call Trace:
[    2.603666]  <TASK>
[    2.603679]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.603703]  __dev_notify_flags (net/core/dev.c:9787)
[    2.603724]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.603746]  netif_change_flags (net/core/dev.c:9820)
[    2.603774]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.603795]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.603822]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.603841]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.603865]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.603896]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.603915]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.603939]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.603972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.603997]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.604020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.604040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.604068]  ___sys_sendmsg (net/socket.c:2752)
[    2.604101]  __sys_sendmsg (net/socket.c:2784)
[    2.604122]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.604146]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.604180] RIP: 0033:0x7fb6e171908e
[    2.604203] 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
[    2.604300] RSP: 002b:00007ffcfba33230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.604347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6e171908e
[    2.604388] RDX: 0000000000000000 RSI: 00007ffcfba332e0 RDI: 0000000000000005
[    2.604428] RBP: 00007ffcfba33240 R08: 0000000000000000 R09: 0000000000000000
[    2.604468] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.604509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfba339b0
| [    2.607751] ------------[ cut here ]------------
| [    2.607791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/243
| [    2.607842] Modules linked in:
| [    2.607924] Tainted: [W]=WARN
[    2.607955] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.607990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.608021] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.608139] RSP: 0018:ff4ea078c055f658 EFLAGS: 00010286
[    2.608170] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.608212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.608255] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a44660a034
[    2.608297] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.608337] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6f00
[    2.608382] FS:  00007fb630ca0840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.608425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.608453] CR2: 00007fb630f701a0 CR3: 00000000065d3006 CR4: 0000000000771ef0
[    2.608499] PKRU: 55555554
[    2.608512] Call Trace:
[    2.608524]  <TASK>
[    2.608540]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.608561]  notifier_call_chain (kernel/notifier.c:85)
[    2.608584]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.608613]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.608640]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.608663]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.608685]  do_set_master (net/core/rtnetlink.c:3011)
[    2.608710]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.608732]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.608762]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.608786]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.608810]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.608839]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.608863]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.608885]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.608915]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.608937]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.608961]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.608984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.609006]  ___sys_sendmsg (net/socket.c:2752)
[    2.609032]  __sys_sendmsg (net/socket.c:2784)
[    2.609054]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.609077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.609109] RIP: 0033:0x7fb630eda08e
[    2.609131] 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
[    2.609226] RSP: 002b:00007fff88f41f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.609269] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb630eda08e
[    2.609312] RDX: 0000000000000000 RSI: 00007fff88f42040 RDI: 0000000000000005
[    2.609358] RBP: 00007fff88f41fa0 R08: 0000000000000000 R09: 0000000000000000
[    2.609397] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.609437] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff88f42710
| [    2.615769] ------------[ cut here ]------------
| [    2.615806] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/245
| [    2.615864] Modules linked in:
| [    2.615954] Tainted: [W]=WARN
[    2.615977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.616010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.616041] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.616146] RSP: 0018:ff4ea078c056f720 EFLAGS: 00010286
[    2.616175] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.616219] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.616260] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a44660a034
[    2.616304] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.616347] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6f00
[    2.616392] FS:  00007f45c5d48840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.616439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.616471] CR2: 000000001cfbe988 CR3: 00000000066ed003 CR4: 0000000000771ef0
[    2.616514] PKRU: 55555554
[    2.616531] Call Trace:
[    2.616545]  <TASK>
[    2.616559]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.616580]  __dev_notify_flags (net/core/dev.c:9787)
[    2.616603]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.616626]  netif_change_flags (net/core/dev.c:9820)
[    2.616647]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.616673]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.616706]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.616727]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.616748]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.616776]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.616797]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.616820]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.616847]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.616873]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.616895]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.616917]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.616941]  ___sys_sendmsg (net/socket.c:2752)
[    2.616970]  __sys_sendmsg (net/socket.c:2784)
[    2.616992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.617016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.617045] RIP: 0033:0x7f45c5f8208e
[    2.617070] 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
[    2.617161] RSP: 002b:00007fff2cdc8dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.617205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f45c5f8208e
[    2.617247] RDX: 0000000000000000 RSI: 00007fff2cdc8e70 RDI: 0000000000000005
[    2.617288] RBP: 00007fff2cdc8dd0 R08: 0000000000000000 R09: 0000000000000000
[    2.617329] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.617369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2cdc9540
| [    2.617489] ------------[ cut here ]------------
| [    2.617521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.617580] Modules linked in:
| [    2.617661] Tainted: [W]=WARN
[    2.617685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.617721] Workqueue: events_unbound linkwatch_event
[    2.617757] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.617788] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.617886] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.617916] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.617959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.618006] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a442faf034
[    2.618047] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.618090] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a443139000
[    2.618131] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.618180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.618219] CR2: 00005597bef6cab8 CR3: 000000001a447003 CR4: 0000000000771ef0
[    2.618261] PKRU: 55555554
[    2.618276] Call Trace:
[    2.618291]  <TASK>
[    2.618306]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.618329]  netif_state_change (net/core/dev.c:1605)
[    2.618351]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.618373]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.618400]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.618421]  process_one_work (kernel/workqueue.c:3314)
[    2.618444]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.618464]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.618486]  kthread (kernel/kthread.c:436)
[    2.618509]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.618530]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.618554]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.618577]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.618658] ------------[ cut here ]------------
| [    2.618685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.618795] Modules linked in:
| [    2.618889] Tainted: [W]=WARN
[    2.618911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.618944] Workqueue: events_unbound linkwatch_event
[    2.619035] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.619058] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.619159] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.619186] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.619227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.619265] RBP: 0000000000000000 R08: ff1296a44326bdd0 R09: ff1296a442faf030
[    2.619305] R10: ff1296a4465f9120 R11: fefefefefefefeff R12: 0000000000000000
[    2.619343] R13: 0000000000000010 R14: ff1296a4465f9000 R15: ff1296a443139000
[    2.619386] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.619430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.619458] CR2: 00005597bef6cab8 CR3: 000000001a447003 CR4: 0000000000771ef0
[    2.619499] PKRU: 55555554
[    2.619515] Call Trace:
[    2.619529]  <TASK>
[    2.619545]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.619564]  netif_state_change (net/core/dev.c:1605)
[    2.619583]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.619608]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.619635]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.619657]  process_one_work (kernel/workqueue.c:3314)
[    2.619680]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.619701]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.619719]  kthread (kernel/kthread.c:436)
[    2.619740]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.619765]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.619787]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.619808]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.632927] ------------[ cut here ]------------
| [    2.632981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/248
| [    2.633035] Modules linked in:
| [    2.633122] Tainted: [W]=WARN
[    2.633147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.633181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.633209] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.633309] RSP: 0018:ff4ea078c05875f0 EFLAGS: 00010286
[    2.633340] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.633380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.633425] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a44660e034
[    2.633464] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.633503] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a443139500
[    2.633547] FS:  00007f21b099a840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.633590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.633626] CR2: 00007f21b0d01f6d CR3: 000000000663f001 CR4: 0000000000771ef0
[    2.633667] PKRU: 55555554
[    2.633679] Call Trace:
[    2.633691]  <TASK>
[    2.633704]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.633726]  __dev_notify_flags (net/core/dev.c:9787)
[    2.633751]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.633773]  veth_newlink (drivers/net/veth.c:1871)
[    2.633798]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.633818]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.633846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.633869]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.633898]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.633926]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.633957]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.633982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.634005]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.634028]  ___sys_sendmsg (net/socket.c:2752)
[    2.634052]  __sys_sendmsg (net/socket.c:2784)
[    2.634081]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.634104]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.634135] RIP: 0033:0x7f21b0bd408e
[    2.634153] 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
[    2.634252] RSP: 002b:00007fff0d4f0460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.634300] RAX: ffffffffffffffda RBX: 00007fff0d4f0c08 RCX: 00007f21b0bd408e
[    2.634343] RDX: 0000000000000000 RSI: 00007fff0d4f0510 RDI: 0000000000000005
[    2.634386] RBP: 00007fff0d4f0470 R08: 0000000000000000 R09: 0000000000000000
[    2.634427] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.634469] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d4f0be0
| [    2.634670] ------------[ cut here ]------------
| [    2.634701] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/248
| [    2.634750] Modules linked in:
| [    2.634835] Tainted: [W]=WARN
[    2.634858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.634891] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.634922] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.635029] RSP: 0018:ff4ea078c0587870 EFLAGS: 00010286
[    2.635060] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.635106] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.635149] RBP: 0000000000000000 R08: ff1296a442ce6090 R09: ff1296a446783030
[    2.635185] R10: ff1296a44641b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.635229] R13: 0000000000000010 R14: ff1296a44641b000 R15: ff1296a443139500
[    2.635270] FS:  00007f21b099a840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.635312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.635346] CR2: 00007f21b0d01f6d CR3: 000000000663f001 CR4: 0000000000771ef0
[    2.635386] PKRU: 55555554
[    2.635401] Call Trace:
[    2.635415]  <TASK>
[    2.635428]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.635447]  __dev_notify_flags (net/core/dev.c:9787)
[    2.635471]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.635497]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.635520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.635549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.635572]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.635598]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.635628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.635651]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.635672]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.635691]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.635712]  ___sys_sendmsg (net/socket.c:2752)
[    2.635735]  __sys_sendmsg (net/socket.c:2784)
[    2.635758]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.635781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.635810] RIP: 0033:0x7f21b0bd408e
[    2.635833] 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
[    2.635928] RSP: 002b:00007fff0d4f0460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.635976] RAX: ffffffffffffffda RBX: 00007fff0d4f0c08 RCX: 00007f21b0bd408e
[    2.636022] RDX: 0000000000000000 RSI: 00007fff0d4f0510 RDI: 0000000000000005
[    2.636067] RBP: 00007fff0d4f0470 R08: 0000000000000000 R09: 0000000000000000
[    2.636109] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.636149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0d4f0be0
| [    2.654077] ------------[ cut here ]------------
| [    2.654142] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/249
| [    2.654194] Modules linked in:
| [    2.654272] Tainted: [W]=WARN
[    2.654296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.654329] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.654358] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.654454] RSP: 0018:ff4ea078c058f6d8 EFLAGS: 00010286
[    2.654479] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.654521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.654567] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a4449bd834
[    2.654605] R10: ff1296a44641a120 R11: fefefefefefefeff R12: ff4ea078c058f78c
[    2.654645] R13: 0000000000000011 R14: ff1296a44641a000 R15: ff1296a441df6f00
[    2.654691] FS:  00007f5ed0329840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.654735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.654769] CR2: 000000003cb7a988 CR3: 000000000673c002 CR4: 0000000000771ef0
[    2.654814] PKRU: 55555554
[    2.654826] Call Trace:
[    2.654844]  <TASK>
[    2.654860]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.654882]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.654911]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.654939]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.654966]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.654998]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.655022]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.655049]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.655080]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.655103]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.655127]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.655159]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.655180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.655202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.655225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.655249]  ___sys_sendmsg (net/socket.c:2752)
[    2.655274]  __sys_sendmsg (net/socket.c:2784)
[    2.655296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.655318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.655348] RIP: 0033:0x7f5ed056308e
[    2.655372] 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
[    2.655475] RSP: 002b:00007ffd98ec1f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.655519] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ed056308e
[    2.655562] RDX: 0000000000000000 RSI: 00007ffd98ec1fd0 RDI: 0000000000000005
[    2.655603] RBP: 00007ffd98ec1f30 R08: 0000000000000000 R09: 0000000000000000
[    2.655643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.655681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98ec26a0
| [    2.655812] ------------[ cut here ]------------
| [    2.655836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/249
| [    2.655886] Modules linked in:
| [    2.655975] Tainted: [W]=WARN
[    2.655996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.656034] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.656067] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.656163] RSP: 0018:ff4ea078c058f6c8 EFLAGS: 00010286
[    2.656193] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.656237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.656279] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a44660a034
[    2.656319] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.656359] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a441df6f00
[    2.656404] FS:  00007f5ed0329840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.656448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.656480] CR2: 000000003cb7a988 CR3: 000000000673c002 CR4: 0000000000771ef0
[    2.656518] PKRU: 55555554
[    2.656531] Call Trace:
[    2.656543]  <TASK>
[    2.656558]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.656580]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.656605]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.656625]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.656648]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.656678]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.656701]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.656722]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.656751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.656771]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.656793]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.656824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.656848]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.656870]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.656892]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.656912]  ___sys_sendmsg (net/socket.c:2752)
[    2.656936]  __sys_sendmsg (net/socket.c:2784)
[    2.656963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.656988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.657018] RIP: 0033:0x7f5ed056308e
[    2.657039] 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
[    2.657138] RSP: 002b:00007ffd98ec1f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.657183] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ed056308e
[    2.657222] RDX: 0000000000000000 RSI: 00007ffd98ec1fd0 RDI: 0000000000000005
[    2.657264] RBP: 00007ffd98ec1f30 R08: 0000000000000000 R09: 0000000000000000
[    2.657305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.657347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98ec26a0
| [    2.663794] ------------[ cut here ]------------
| [    2.663834] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/251
| [    2.663885] Modules linked in:
| [    2.663969] Tainted: [W]=WARN
[    2.663994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.664027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.664056] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.664166] RSP: 0018:ff4ea078c059f720 EFLAGS: 00010286
[    2.664195] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.664238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.664271] RBP: 0000000000000000 R08: ff1296a442ce6090 R09: ff1296a44660a030
[    2.664319] R10: ff1296a44641b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.664361] R13: 0000000000000010 R14: ff1296a44641b000 R15: ff1296a441df6f00
[    2.664404] FS:  00007fb29b2ab840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.664443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.664479] CR2: 0000000030585988 CR3: 000000000661a005 CR4: 0000000000771ef0
[    2.664522] PKRU: 55555554
[    2.664536] Call Trace:
[    2.664550]  <TASK>
[    2.664565]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.664590]  __dev_notify_flags (net/core/dev.c:9787)
[    2.664613]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.664637]  netif_change_flags (net/core/dev.c:9820)
[    2.664660]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.664682]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.664710]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.664735]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.664759]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.664790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.664813]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.664836]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.664868]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.664891]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.664915]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.664937]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.664963]  ___sys_sendmsg (net/socket.c:2752)
[    2.664987]  __sys_sendmsg (net/socket.c:2784)
[    2.665009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.665031]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.665059] RIP: 0033:0x7fb29b4e508e
[    2.665083] 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
[    2.665174] RSP: 002b:00007ffc019a1b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.665214] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb29b4e508e
[    2.665261] RDX: 0000000000000000 RSI: 00007ffc019a1bb0 RDI: 0000000000000005
[    2.665301] RBP: 00007ffc019a1b10 R08: 0000000000000000 R09: 0000000000000000
[    2.665341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.665382] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc019a2280
| [    2.671784] ------------[ cut here ]------------
| [    2.671821] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/253
| [    2.671874] Modules linked in:
| [    2.671967] Tainted: [W]=WARN
[    2.671990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.672028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.672056] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.672162] RSP: 0018:ff4ea078c05af870 EFLAGS: 00010286
[    2.672191] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.672230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f200
[    2.672272] RBP: 0000000000000000 R08: ff1296a444882cd0 R09: ff1296a446787030
[    2.672317] R10: ff1296a44660a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.672363] R13: 0000000000000010 R14: ff1296a44660a000 R15: ff1296a44190f200
[    2.672411] FS:  00007f025fbac840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.672454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.672489] CR2: 00000000004a2860 CR3: 000000000677f001 CR4: 0000000000771ef0
[    2.672535] PKRU: 55555554
[    2.672547] Call Trace:
[    2.672562]  <TASK>
[    2.672578]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.672600]  __dev_notify_flags (net/core/dev.c:9787)
[    2.672624]  ? vrf_newlink (drivers/net/vrf.c:1525 drivers/net/vrf.c:1682)
[    2.672647]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.672668]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.672690]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.672720]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.672744]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.672774]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.672798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.672818]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.672842]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.672860]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.672883]  ___sys_sendmsg (net/socket.c:2752)
[    2.672911]  __sys_sendmsg (net/socket.c:2784)
[    2.672931]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.672960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.672991] RIP: 0033:0x7f025fde608e
[    2.673015] 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
[    2.673122] RSP: 002b:00007fff6ce0ce00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.673169] RAX: ffffffffffffffda RBX: 00007fff6ce0d5a8 RCX: 00007f025fde608e
[    2.673213] RDX: 0000000000000000 RSI: 00007fff6ce0ceb0 RDI: 0000000000000005
[    2.673255] RBP: 00007fff6ce0ce10 R08: 0000000000000000 R09: 0000000000000000
[    2.673298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.673341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6ce0d580
| [    2.677340] ------------[ cut here ]------------
| [    2.677378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/254
| [    2.677432] Modules linked in:
| [    2.677515] Tainted: [W]=WARN
[    2.677535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.677576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.677607] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.677705] RSP: 0018:ff4ea078c05b7720 EFLAGS: 00010286
[    2.677735] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.677772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.677814] RBP: 0000000000000000 R08: ff1296a444882cd0 R09: ff1296a446783030
[    2.677856] R10: ff1296a44660a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.677897] R13: 0000000000000010 R14: ff1296a44660a000 R15: ff1296a443139500
[    2.677954] FS:  00007f4f25a22840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.678004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.678042] CR2: 00007f4f25cf21a0 CR3: 000000000663e002 CR4: 0000000000771ef0
[    2.678090] PKRU: 55555554
[    2.678103] Call Trace:
[    2.678120]  <TASK>
[    2.678138]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.678161]  __dev_notify_flags (net/core/dev.c:9787)
[    2.678185]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.678208]  netif_change_flags (net/core/dev.c:9820)
[    2.678233]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.678256]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.678283]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.678303]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.678326]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.678351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.678374]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.678400]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.678430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.678452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.678474]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.678496]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.678517]  ___sys_sendmsg (net/socket.c:2752)
[    2.678538]  __sys_sendmsg (net/socket.c:2784)
[    2.678560]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.678581]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.678611] RIP: 0033:0x7f4f25c5c08e
[    2.678634] 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
[    2.678726] RSP: 002b:00007ffe8f1bd930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.678770] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f25c5c08e
[    2.678804] RDX: 0000000000000000 RSI: 00007ffe8f1bd9e0 RDI: 0000000000000005
[    2.678844] RBP: 00007ffe8f1bd940 R08: 0000000000000000 R09: 0000000000000000
[    2.678888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.678930] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f1be0b0
| [    2.682196] ------------[ cut here ]------------
| [    2.682255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/255
| [    2.682305] Modules linked in:
| [    2.682395] Tainted: [W]=WARN
[    2.682417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.682456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.682489] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.682592] RSP: 0018:ff4ea078c05bf658 EFLAGS: 00010286
[    2.682615] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.682659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.682698] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a446787034
[    2.682741] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.682785] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a441df6f00
[    2.682830] FS:  00007ff6165dd840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.682876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.682914] CR2: 0000000012676988 CR3: 00000000067bf003 CR4: 0000000000771ef0
[    2.682966] PKRU: 55555554
[    2.682979] Call Trace:
[    2.682999]  <TASK>
[    2.683012]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.683034]  notifier_call_chain (kernel/notifier.c:85)
[    2.683056]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.683089]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.683116]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.683137]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.683162]  do_set_master (net/core/rtnetlink.c:3011)
[    2.683181]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.683203]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.683233]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.683256]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.683277]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.683308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.683331]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.683352]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.683376]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.683401]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.683423]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.683446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.683467]  ___sys_sendmsg (net/socket.c:2752)
[    2.683489]  __sys_sendmsg (net/socket.c:2784)
[    2.683508]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.683527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.683555] RIP: 0033:0x7ff61681708e
[    2.683578] 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
[    2.683679] RSP: 002b:00007fff22012390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.683722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff61681708e
[    2.683765] RDX: 0000000000000000 RSI: 00007fff22012440 RDI: 0000000000000005
[    2.683809] RBP: 00007fff220123a0 R08: 0000000000000000 R09: 0000000000000000
[    2.683851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.683894] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff22012b10
| [    2.689998] ------------[ cut here ]------------
| [    2.690037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/257
| [    2.690094] Modules linked in:
| [    2.690178] Tainted: [W]=WARN
[    2.690197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.690233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.690262] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.690361] RSP: 0018:ff4ea078c05cf720 EFLAGS: 00010286
[    2.690390] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.690433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.690479] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a446787034
[    2.690525] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.690571] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a441df6f00
[    2.690619] FS:  00007fdc9ba89840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.690662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.690694] CR2: 00000000034dc988 CR3: 00000000067cb006 CR4: 0000000000771ef0
[    2.690742] PKRU: 55555554
[    2.690756] Call Trace:
[    2.690771]  <TASK>
[    2.690783]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.690805]  __dev_notify_flags (net/core/dev.c:9787)
[    2.690827]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.690846]  netif_change_flags (net/core/dev.c:9820)
[    2.690869]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.690891]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.690923]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.690952]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.691018]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.691049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.691073]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.691097]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.691126]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.691148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.691170]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.691192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.691213]  ___sys_sendmsg (net/socket.c:2752)
[    2.691237]  __sys_sendmsg (net/socket.c:2784)
[    2.691259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.691277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.691334] RIP: 0033:0x7fdc9bcc308e
[    2.691354] 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
[    2.691454] RSP: 002b:00007ffd2f9e7be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.691494] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdc9bcc308e
[    2.691535] RDX: 0000000000000000 RSI: 00007ffd2f9e7c90 RDI: 0000000000000005
[    2.691574] RBP: 00007ffd2f9e7bf0 R08: 0000000000000000 R09: 0000000000000000
[    2.691616] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.691653] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2f9e8360
| [    2.691765] ------------[ cut here ]------------
| [    2.691800] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.691865] Modules linked in:
| [    2.691957] Tainted: [W]=WARN
[    2.691981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.692018] Workqueue: events_unbound linkwatch_event
[    2.692050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.692088] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.692191] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.692224] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.692260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.692303] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a442faf034
[    2.692345] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[    2.692385] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a443139000
[    2.692432] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.692467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.692504] CR2: 00005597bef6cab8 CR3: 000000001a447003 CR4: 0000000000771ef0
[    2.692545] PKRU: 55555554
[    2.692558] Call Trace:
[    2.692573]  <TASK>
[    2.692588]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.692609]  netif_state_change (net/core/dev.c:1605)
[    2.692633]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.692653]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.692677]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.692697]  process_one_work (kernel/workqueue.c:3314)
[    2.692718]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.692741]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.692762]  kthread (kernel/kthread.c:436)
[    2.692786]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.692807]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.692829]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.692852]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.692936] ------------[ cut here ]------------
| [    2.693005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 0/39
| [    2.693077] Modules linked in:
| [    2.693160] Tainted: [W]=WARN
[    2.693181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.693217] Workqueue: events_unbound linkwatch_event
[    2.693246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.693271] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.693374] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.693401] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.693444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139000
[    2.693486] RBP: 0000000000000000 R08: ff1296a442ce6090 R09: ff1296a442faf030
[    2.693529] R10: ff1296a44641b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.693574] R13: 0000000000000010 R14: ff1296a44641b000 R15: ff1296a443139000
[    2.693617] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[    2.693661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.693687] CR2: 00005597bef6cab8 CR3: 000000001a447003 CR4: 0000000000771ef0
[    2.693726] PKRU: 55555554
[    2.693740] Call Trace:
[    2.693755]  <TASK>
[    2.693769]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.693795]  netif_state_change (net/core/dev.c:1605)
[    2.693816]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.693835]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.693864]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.693884]  process_one_work (kernel/workqueue.c:3314)
[    2.693904]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.693925]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.693953]  kthread (kernel/kthread.c:436)
[    2.694127]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.694150]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.694175]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.694195]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.707594] ------------[ cut here ]------------
| [    2.707637] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.707678] Modules linked in:
| [    2.707766] Tainted: [W]=WARN
[    2.707786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.707826] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.707854] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.707930] RSP: 0018:ff4ea078c05efcb8 EFLAGS: 00010286
[    2.707967] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.708010] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.708055] RBP: 0000000000000000 R08: ff1296a444907ad0 R09: ff1296a446a7d02c
[    2.708100] R10: ff1296a446a78120 R11: fefefefefefefeff R12: 0000000000000000
[    2.708140] R13: 0000000000000010 R14: ff1296a446a78000 R15: ff1296a441df6f00
[    2.708188] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.708229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.708265] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.708308] PKRU: 55555554
[    2.708323] Call Trace:
[    2.708336]  <TASK>
[    2.708352]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.708371]  register_netdevice (net/core/dev.c:11488)
[    2.708389]  register_netdev (net/core/dev.c:11552)
[    2.708409]  loopback_net_init (drivers/net/loopback.c:218)
[    2.708431]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.708462]  ops_init (net/core/net_namespace.c:137)
[    2.708485]  setup_net (net/core/net_namespace.c:446)
[    2.708506]  copy_net_ns (net/core/net_namespace.c:579)
[    2.708527]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.708554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.708585]  ksys_unshare (kernel/fork.c:3243)
[    2.708606]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.708629]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.708651]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.708683] RIP: 0033:0x7fb97af3abcb
[    2.708703] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.708800] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.708841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.708883] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.708924] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.708969] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.709015] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.709154] ------------[ cut here ]------------
| [    2.709183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.709236] Modules linked in:
| [    2.709302] Tainted: [W]=WARN
[    2.709322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.709358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.709389] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.709494] RSP: 0018:ff4ea078c05efc10 EFLAGS: 00010286
[    2.709525] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.709566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443258600
[    2.709606] RBP: 0000000000000000 R08: ff1296a4448f6d50 R09: ff1296a446a6e030
[    2.709650] R10: ff1296a446a7d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.709694] R13: 0000000000000010 R14: ff1296a446a7d000 R15: ff1296a443258600
[    2.709741] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.709786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.709822] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.709864] PKRU: 55555554
[    2.709878] Call Trace:
[    2.709892]  <TASK>
[    2.709905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.709929]  register_netdevice (net/core/dev.c:11488)
[    2.709956]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.709980]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.710006]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.710029]  ops_init (net/core/net_namespace.c:137)
[    2.710051]  setup_net (net/core/net_namespace.c:446)
[    2.710075]  copy_net_ns (net/core/net_namespace.c:579)
[    2.710093]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.710126]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.710159]  ksys_unshare (kernel/fork.c:3243)
[    2.710181]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.710202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.710225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.710257] RIP: 0033:0x7fb97af3abcb
[    2.710279] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.710370] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.710418] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.710457] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.710502] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.710548] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.710590] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.710736] ------------[ cut here ]------------
| [    2.710764] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.710818] Modules linked in:
| [    2.710898] Tainted: [W]=WARN
[    2.710920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.710970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.710998] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.711097] RSP: 0018:ff4ea078c05efbf0 EFLAGS: 00010286
[    2.711124] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.711163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6a00
[    2.711200] RBP: 0000000000000000 R08: ff1296a442cfd050 R09: ff1296a446a90030
[    2.711238] R10: ff1296a446a7c120 R11: fefefefefefefeff R12: 0000000000000000
[    2.711280] R13: 0000000000000010 R14: ff1296a446a7c000 R15: ff1296a441df6a00
[    2.711326] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.711370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.711397] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.711435] PKRU: 55555554
[    2.711448] Call Trace:
[    2.711462]  <TASK>
[    2.711476]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.711497]  register_netdevice (net/core/dev.c:11488)
[    2.711517]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.711537]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.711556]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.711577]  ops_init (net/core/net_namespace.c:137)
[    2.711597]  setup_net (net/core/net_namespace.c:446)
[    2.711620]  copy_net_ns (net/core/net_namespace.c:579)
[    2.711642]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.711664]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.711691]  ksys_unshare (kernel/fork.c:3243)
[    2.711710]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.711730]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.711752]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.711775] RIP: 0033:0x7fb97af3abcb
[    2.711795] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.711884] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.711927] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.711972] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.712015] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.712052] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.712094] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.712212] ------------[ cut here ]------------
| [    2.712239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.712289] Modules linked in:
| [    2.712367] Tainted: [W]=WARN
[    2.712387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.712424] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.712454] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.712549] RSP: 0018:ff4ea078c05efca8 EFLAGS: 00010286
[    2.712579] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.712625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f500
[    2.712664] RBP: 0000000000000000 R08: ff1296a442cfd2d0 R09: ff1296a446a88034
[    2.712705] R10: ff1296a446a8b120 R11: fefefefefefefeff R12: 0000000000000000
[    2.712744] R13: 0000000000000010 R14: ff1296a446a8b000 R15: ff1296a44190f500
[    2.712784] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.712824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.712860] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.712904] PKRU: 55555554
[    2.712917] Call Trace:
[    2.712928]  <TASK>
[    2.712943]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.712968]  register_netdevice (net/core/dev.c:11488)
[    2.712990]  register_netdev (net/core/dev.c:11552)
[    2.713010]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.713032]  ops_init (net/core/net_namespace.c:137)
[    2.713054]  setup_net (net/core/net_namespace.c:446)
[    2.713088]  copy_net_ns (net/core/net_namespace.c:579)
[    2.713109]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.713138]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.713164]  ksys_unshare (kernel/fork.c:3243)
[    2.713189]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.713210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.713229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.713255] RIP: 0033:0x7fb97af3abcb
[    2.713277] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.713369] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.713412] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.713457] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.713493] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.713532] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.713569] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.713681] ------------[ cut here ]------------
| [    2.713709] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.713760] Modules linked in:
| [    2.713840] Tainted: [W]=WARN
[    2.713860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.713893] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.713922] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.714019] RSP: 0018:ff4ea078c05efca0 EFLAGS: 00010286
[    2.714049] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.714088] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f400
[    2.714138] RBP: 0000000000000000 R08: ff1296a44326b590 R09: ff1296a446a8d030
[    2.714180] R10: ff1296a446a88120 R11: fefefefefefefeff R12: 0000000000000000
[    2.714224] R13: 0000000000000010 R14: ff1296a446a88000 R15: ff1296a44190f400
[    2.714270] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.714315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.714346] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.714385] PKRU: 55555554
[    2.714397] Call Trace:
[    2.714411]  <TASK>
[    2.714426]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.714446]  register_netdevice (net/core/dev.c:11488)
[    2.714469]  register_netdev (net/core/dev.c:11552)
[    2.714489]  sit_init_net (net/ipv6/sit.c:1860)
[    2.714508]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.714530]  ops_init (net/core/net_namespace.c:137)
[    2.714553]  setup_net (net/core/net_namespace.c:446)
[    2.714576]  copy_net_ns (net/core/net_namespace.c:579)
[    2.714598]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.714625]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.714652]  ksys_unshare (kernel/fork.c:3243)
[    2.714673]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.714695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.714718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.714746] RIP: 0033:0x7fb97af3abcb
[    2.714765] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.714864] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.714903] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.714952] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.714996] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.715040] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.715081] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.715219] ------------[ cut here ]------------
| [    2.715244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
| [    2.715297] Modules linked in:
| [    2.715374] Tainted: [W]=WARN
[    2.715395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.715429] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.715457] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.715550] RSP: 0018:ff4ea078c05efca8 EFLAGS: 00010286
[    2.715577] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.715615] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443255d00
[    2.715656] RBP: 0000000000000000 R08: ff1296a4448f6a50 R09: ff1296a446a9a030
[    2.715700] R10: ff1296a446a8d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.715741] R13: 0000000000000010 R14: ff1296a446a8d000 R15: ff1296a443255d00
[    2.715780] FS:  00007fb97ac78840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.715825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.715860] CR2: 00007fb97ae827d0 CR3: 00000000067db005 CR4: 0000000000771ef0
[    2.715907] PKRU: 55555554
[    2.715921] Call Trace:
[    2.715934]  <TASK>
[    2.715953]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.715972]  register_netdevice (net/core/dev.c:11488)
[    2.715996]  register_netdev (net/core/dev.c:11552)
[    2.716017]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.716036]  ops_init (net/core/net_namespace.c:137)
[    2.716058]  setup_net (net/core/net_namespace.c:446)
[    2.716082]  copy_net_ns (net/core/net_namespace.c:579)
[    2.716102]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.716131]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.716157]  ksys_unshare (kernel/fork.c:3243)
[    2.716180]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.716202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.716223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.716250] RIP: 0033:0x7fb97af3abcb
[    2.716270] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.716363] RSP: 002b:00007ffeccbbcec8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.716405] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb97af3abcb
[    2.716444] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.716483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.716521] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeccbbf0f0
[    2.716564] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeccbc08a3
| [    2.719795] ------------[ cut here ]------------
| [    2.719833] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/262
| [    2.719886] Modules linked in:
| [    2.719968] Tainted: [W]=WARN
[    2.719988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.720022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.720055] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.720152] RSP: 0018:ff4ea078c05f7720 EFLAGS: 00010286
[    2.720181] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.720223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190fa00
[    2.720265] RBP: 0000000000000000 R08: ff1296a444907ad0 R09: ff1296a446a9a02c
[    2.720310] R10: ff1296a446a78120 R11: fefefefefefefeff R12: 0000000000000000
[    2.720349] R13: 0000000000000010 R14: ff1296a446a78000 R15: ff1296a44190fa00
[    2.720394] FS:  00007f8e27b66840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.720438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.720479] CR2: 00000000365cc988 CR3: 00000000067e7002 CR4: 0000000000771ef0
[    2.720522] PKRU: 55555554
[    2.720537] Call Trace:
[    2.720551]  <TASK>
[    2.720566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.720592]  __dev_notify_flags (net/core/dev.c:9787)
[    2.720616]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.720641]  netif_change_flags (net/core/dev.c:9820)
[    2.720666]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.720689]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.720717]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.720740]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.720763]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.720793]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.720816]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.720839]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.720868]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.720892]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.720917]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.720942]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.721015]  ___sys_sendmsg (net/socket.c:2752)
[    2.721046]  __sys_sendmsg (net/socket.c:2784)
[    2.721078]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.721101]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.721127] RIP: 0033:0x7f8e27da008e
[    2.721151] 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
[    2.721245] RSP: 002b:00007ffce1efd380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.721283] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8e27da008e
[    2.721324] RDX: 0000000000000000 RSI: 00007ffce1efd430 RDI: 0000000000000005
[    2.721363] RBP: 00007ffce1efd390 R08: 0000000000000000 R09: 0000000000000000
[    2.721402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.721444] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce1efdb00
| [    2.734852] ------------[ cut here ]------------
| [    2.734890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.734940] Modules linked in:
| [    2.735029] Tainted: [W]=WARN
[    2.735058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.735104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.735136] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.735240] RSP: 0018:ff4ea078c0617cb8 EFLAGS: 00010286
[    2.735267] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.735313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.735352] RBP: 0000000000000000 R08: ff1296a443372050 R09: ff1296a446ae802c
[    2.735400] R10: ff1296a446aeb120 R11: fefefefefefefeff R12: 0000000000000000
[    2.735445] R13: 0000000000000010 R14: ff1296a446aeb000 R15: ff1296a441df6f00
[    2.735487] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.735531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.735567] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.735615] PKRU: 55555554
[    2.735632] Call Trace:
[    2.735647]  <TASK>
[    2.735669]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.735689]  register_netdevice (net/core/dev.c:11488)
[    2.735712]  register_netdev (net/core/dev.c:11552)
[    2.735739]  loopback_net_init (drivers/net/loopback.c:218)
[    2.735760]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.735792]  ops_init (net/core/net_namespace.c:137)
[    2.735817]  setup_net (net/core/net_namespace.c:446)
[    2.735838]  copy_net_ns (net/core/net_namespace.c:579)
[    2.735862]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.735909]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.735939]  ksys_unshare (kernel/fork.c:3243)
[    2.735967]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.735992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.736014]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.736042] RIP: 0033:0x7f91e7fd0bcb
[    2.736070] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.736176] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.736221] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.736265] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.736306] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.736351] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.736389] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.736522] ------------[ cut here ]------------
| [    2.736550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.736599] Modules linked in:
| [    2.736679] Tainted: [W]=WARN
[    2.736698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.736733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.736760] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.736854] RSP: 0018:ff4ea078c0617c10 EFLAGS: 00010286
[    2.736881] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.736924] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443258600
[    2.736973] RBP: 0000000000000000 R08: ff1296a443281050 R09: ff1296a446af1030
[    2.737014] R10: ff1296a446ae8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.737055] R13: 0000000000000010 R14: ff1296a446ae8000 R15: ff1296a443258600
[    2.737100] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.737146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.737183] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.737224] PKRU: 55555554
[    2.737240] Call Trace:
[    2.737253]  <TASK>
[    2.737271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.737291]  register_netdevice (net/core/dev.c:11488)
[    2.737313]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.737334]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.737357]  ? __kmalloc_noprof (mm/slub.c:4572 mm/slub.c:4898 mm/slub.c:5294 mm/slub.c:5307)
[    2.737376]  ops_init (net/core/net_namespace.c:137)
[    2.737402]  setup_net (net/core/net_namespace.c:446)
[    2.737422]  copy_net_ns (net/core/net_namespace.c:579)
[    2.737445]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.737472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.737499]  ksys_unshare (kernel/fork.c:3243)
[    2.737519]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.737542]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.737562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.737589] RIP: 0033:0x7f91e7fd0bcb
[    2.737609] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.737707] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.737750] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.737794] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.737833] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.737872] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.737913] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.738035] ------------[ cut here ]------------
| [    2.738066] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.738113] Modules linked in:
| [    2.738184] Tainted: [W]=WARN
[    2.738206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.738241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.738268] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.738350] RSP: 0018:ff4ea078c0617bf0 EFLAGS: 00010286
[    2.738378] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.738427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443252d00
[    2.738467] RBP: 0000000000000000 R08: ff1296a443372650 R09: ff1296a446ae7030
[    2.738512] R10: ff1296a446aef120 R11: fefefefefefefeff R12: 0000000000000000
[    2.738551] R13: 0000000000000010 R14: ff1296a446aef000 R15: ff1296a443252d00
[    2.738592] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.738637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.738671] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.738715] PKRU: 55555554
[    2.738728] Call Trace:
[    2.738743]  <TASK>
[    2.738756]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.738781]  register_netdevice (net/core/dev.c:11488)
[    2.738802]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    2.738821]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    2.738844]  vti_init_net (net/ipv4/ip_vti.c:517)
[    2.738866]  ops_init (net/core/net_namespace.c:137)
[    2.738884]  setup_net (net/core/net_namespace.c:446)
[    2.738907]  copy_net_ns (net/core/net_namespace.c:579)
[    2.738929]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.738965]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.738997]  ksys_unshare (kernel/fork.c:3243)
[    2.739021]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.739043]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.739069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.739098] RIP: 0033:0x7f91e7fd0bcb
[    2.739120] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.739217] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.739257] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.739301] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.739344] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.739387] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.739428] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.739566] ------------[ cut here ]------------
| [    2.739594] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.739643] Modules linked in:
| [    2.739719] Tainted: [W]=WARN
[    2.739741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.739780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.739807] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.739902] RSP: 0018:ff4ea078c0617ca8 EFLAGS: 00010286
[    2.739931] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.739978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190fa00
[    2.740020] RBP: 0000000000000000 R08: ff1296a444882210 R09: ff1296a446afb034
[    2.740066] R10: ff1296a446aee120 R11: fefefefefefefeff R12: 0000000000000000
[    2.740112] R13: 0000000000000010 R14: ff1296a446aee000 R15: ff1296a44190fa00
[    2.740158] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.740199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.740233] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.740278] PKRU: 55555554
[    2.740292] Call Trace:
[    2.740307]  <TASK>
[    2.740322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.740342]  register_netdevice (net/core/dev.c:11488)
[    2.740364]  register_netdev (net/core/dev.c:11552)
[    2.740385]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    2.740404]  ops_init (net/core/net_namespace.c:137)
[    2.740424]  setup_net (net/core/net_namespace.c:446)
[    2.740448]  copy_net_ns (net/core/net_namespace.c:579)
[    2.740469]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.740500]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.740525]  ksys_unshare (kernel/fork.c:3243)
[    2.740548]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.740570]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.740588]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.740619] RIP: 0033:0x7f91e7fd0bcb
[    2.740639] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.740736] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.740777] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.740819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.740858] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.740898] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.740940] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.741096] ------------[ cut here ]------------
| [    2.741124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.741179] Modules linked in:
| [    2.741255] Tainted: [W]=WARN
[    2.741275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.741309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.741336] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.741431] RSP: 0018:ff4ea078c0617ca0 EFLAGS: 00010286
[    2.741460] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.741500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f400
[    2.741539] RBP: 0000000000000000 R08: ff1296a4418c7cd0 R09: ff1296a446af8030
[    2.741581] R10: ff1296a446afb120 R11: fefefefefefefeff R12: 0000000000000000
[    2.741620] R13: 0000000000000010 R14: ff1296a446afb000 R15: ff1296a44190f400
[    2.741661] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.741703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.741742] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.741780] PKRU: 55555554
[    2.741794] Call Trace:
[    2.741807]  <TASK>
[    2.741825]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.741846]  register_netdevice (net/core/dev.c:11488)
[    2.741865]  register_netdev (net/core/dev.c:11552)
[    2.741889]  sit_init_net (net/ipv6/sit.c:1860)
[    2.741912]  ? vti6_init_net (net/ipv6/ip6_vti.c:1173)
[    2.741933]  ops_init (net/core/net_namespace.c:137)
[    2.741960]  setup_net (net/core/net_namespace.c:446)
[    2.741983]  copy_net_ns (net/core/net_namespace.c:579)
[    2.742005]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.742032]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.742066]  ksys_unshare (kernel/fork.c:3243)
[    2.742090]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.742111]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.742132]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.742164] RIP: 0033:0x7f91e7fd0bcb
[    2.742190] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.742284] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.742329] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.742368] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.742413] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.742452] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.742499] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.742619] ------------[ cut here ]------------
| [    2.742651] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/266
| [    2.742698] Modules linked in:
| [    2.742773] Tainted: [W]=WARN
[    2.742797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.742835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.742863] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.742961] RSP: 0018:ff4ea078c0617ca8 EFLAGS: 00010286
[    2.742999] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.743052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443255d00
[    2.743097] RBP: 0000000000000000 R08: ff1296a444878c50 R09: ff1296a446afd030
[    2.743139] R10: ff1296a446af8120 R11: fefefefefefefeff R12: 0000000000000000
[    2.743180] R13: 0000000000000010 R14: ff1296a446af8000 R15: ff1296a443255d00
[    2.743225] FS:  00007f91e7d0e840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.743269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.743301] CR2: 00007f91e7f0fc20 CR3: 00000000067ef001 CR4: 0000000000771ef0
[    2.743343] PKRU: 55555554
[    2.743356] Call Trace:
[    2.743372]  <TASK>
[    2.743391]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.743410]  register_netdevice (net/core/dev.c:11488)
[    2.743429]  register_netdev (net/core/dev.c:11552)
[    2.743452]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    2.743477]  ops_init (net/core/net_namespace.c:137)
[    2.743504]  setup_net (net/core/net_namespace.c:446)
[    2.743527]  copy_net_ns (net/core/net_namespace.c:579)
[    2.743547]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.743578]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.743607]  ksys_unshare (kernel/fork.c:3243)
[    2.743627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.743650]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.743678]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.743707] RIP: 0033:0x7f91e7fd0bcb
[    2.743730] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.743825] RSP: 002b:00007ffc7e7a4178 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.743870] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f91e7fd0bcb
[    2.743910] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.743954] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.743997] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc7e7a63a0
[    2.744040] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc7e7a78a3
| [    2.747233] ------------[ cut here ]------------
| [    2.747270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/267
| [    2.747320] Modules linked in:
| [    2.747402] Tainted: [W]=WARN
[    2.747422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.747460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.747492] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.747594] RSP: 0018:ff4ea078c061f720 EFLAGS: 00010286
[    2.747627] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.747666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.747706] RBP: 0000000000000000 R08: ff1296a443372050 R09: ff1296a44678302c
[    2.747747] R10: ff1296a446aeb120 R11: fefefefefefefeff R12: 0000000000000000
[    2.747795] R13: 0000000000000010 R14: ff1296a446aeb000 R15: ff1296a443139500
[    2.747840] FS:  00007f2251d14840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.747885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.747917] CR2: 000000001c9ee988 CR3: 0000000006aa7002 CR4: 0000000000771ef0
[    2.747967] PKRU: 55555554
[    2.747985] Call Trace:
[    2.747999]  <TASK>
[    2.748020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.748044]  __dev_notify_flags (net/core/dev.c:9787)
[    2.748078]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.748101]  netif_change_flags (net/core/dev.c:9820)
[    2.748122]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.748147]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.748177]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.748200]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.748222]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.748258]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.748283]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.748304]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.748334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.748358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.748383]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.748409]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.748432]  ___sys_sendmsg (net/socket.c:2752)
[    2.748457]  __sys_sendmsg (net/socket.c:2784)
[    2.748482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.748504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.748538] RIP: 0033:0x7f2251f4e08e
[    2.748561] 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
[    2.748660] RSP: 002b:00007ffd3e75c7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.748699] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2251f4e08e
[    2.748741] RDX: 0000000000000000 RSI: 00007ffd3e75c890 RDI: 0000000000000005
[    2.748784] RBP: 00007ffd3e75c7f0 R08: 0000000000000000 R09: 0000000000000000
[    2.748821] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.748862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3e75cf60
| [    2.759777] ------------[ cut here ]------------
| [    2.759826] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/270
| [    2.759878] Modules linked in:
| [    2.759967] Tainted: [W]=WARN
[    2.759992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.760025] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.760056] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.760158] RSP: 0018:ff4ea078c06375f0 EFLAGS: 00010286
[    2.760190] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.760230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44190f600
[    2.760270] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446b00034
[    2.760309] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.760351] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a44190f600
[    2.760397] FS:  00007f4557273840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.760441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.760477] CR2: 000000000042ebe0 CR3: 0000000006aab001 CR4: 0000000000771ef0
[    2.760520] PKRU: 55555554
[    2.760535] Call Trace:
[    2.760549]  <TASK>
[    2.760564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.760588]  __dev_notify_flags (net/core/dev.c:9787)
[    2.760613]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.760634]  veth_newlink (drivers/net/veth.c:1871)
[    2.760658]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.760682]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.760707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.760730]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.760762]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.760787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.760814]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.760840]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.760862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.760885]  ___sys_sendmsg (net/socket.c:2752)
[    2.760911]  __sys_sendmsg (net/socket.c:2784)
[    2.760933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.760960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.760987] RIP: 0033:0x7f45574ad08e
[    2.761008] 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
[    2.761114] RSP: 002b:00007ffd040bee50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.761155] RAX: ffffffffffffffda RBX: 00007ffd040bf5f8 RCX: 00007f45574ad08e
[    2.761195] RDX: 0000000000000000 RSI: 00007ffd040bef00 RDI: 0000000000000005
[    2.761234] RBP: 00007ffd040bee60 R08: 0000000000000000 R09: 0000000000000000
[    2.761273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.761311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd040bf5d0
| [    2.761479] ------------[ cut here ]------------
| [    2.761507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/270
| [    2.761568] Modules linked in:
| [    2.761649] Tainted: [W]=WARN
[    2.761671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.761709] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.761735] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.761833] RSP: 0018:ff4ea078c0637870 EFLAGS: 00010286
[    2.761861] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.761898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.761940] RBP: 0000000000000000 R08: ff1296a442cfa290 R09: ff1296a446b05030
[    2.762002] R10: ff1296a446afd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.762048] R13: 0000000000000010 R14: ff1296a446afd000 R15: ff1296a441df6f00
[    2.762098] FS:  00007f4557273840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.762146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.762183] CR2: 000000000042ebe0 CR3: 0000000006aab001 CR4: 0000000000771ef0
[    2.762221] PKRU: 55555554
[    2.762235] Call Trace:
[    2.762253]  <TASK>
[    2.762268]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.762288]  __dev_notify_flags (net/core/dev.c:9787)
[    2.762312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.762335]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.762357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.762384]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.762407]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.762437]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.762466]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.762492]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.762513]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.762533]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.762555]  ___sys_sendmsg (net/socket.c:2752)
[    2.762576]  __sys_sendmsg (net/socket.c:2784)
[    2.762598]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.762621]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.762650] RIP: 0033:0x7f45574ad08e
[    2.762671] 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
[    2.762764] RSP: 002b:00007ffd040bee50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.762812] RAX: ffffffffffffffda RBX: 00007ffd040bf5f8 RCX: 00007f45574ad08e
[    2.762855] RDX: 0000000000000000 RSI: 00007ffd040bef00 RDI: 0000000000000005
[    2.762899] RBP: 00007ffd040bee60 R08: 0000000000000000 R09: 0000000000000000
[    2.762939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.762980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd040bf5d0
| [    2.778079] ------------[ cut here ]------------
| [    2.778151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/271
| [    2.778201] Modules linked in:
| [    2.778280] Tainted: [W]=WARN
[    2.778306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.778345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.778376] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.778474] RSP: 0018:ff4ea078c063f6d8 EFLAGS: 00010286
[    2.778503] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.778543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.778585] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446b0c034
[    2.778627] R10: ff1296a446afc120 R11: fefefefefefefeff R12: ff4ea078c063f78c
[    2.778666] R13: 0000000000000011 R14: ff1296a446afc000 R15: ff1296a443139500
[    2.778708] FS:  00007fc5b3b64840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.778756] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.778794] CR2: 00000000241da988 CR3: 00000000068b0001 CR4: 0000000000771ef0
[    2.778836] PKRU: 55555554
[    2.778857] Call Trace:
[    2.778872]  <TASK>
[    2.778890]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.778918]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.778961]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.778988]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.779015]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.779050]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.779087]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.779114]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.779148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.779174]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.779198]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.779228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.779255]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.779277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.779304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.779330]  ___sys_sendmsg (net/socket.c:2752)
[    2.779352]  __sys_sendmsg (net/socket.c:2784)
[    2.779376]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.779400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.779435] RIP: 0033:0x7fc5b3d9e08e
[    2.779458] 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
[    2.779559] RSP: 002b:00007ffdab3ce590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.779601] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc5b3d9e08e
[    2.779644] RDX: 0000000000000000 RSI: 00007ffdab3ce640 RDI: 0000000000000005
[    2.779690] RBP: 00007ffdab3ce5a0 R08: 0000000000000000 R09: 0000000000000000
[    2.779731] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.779777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdab3ced10
| [    2.779910] ------------[ cut here ]------------
| [    2.779941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/271
| [    2.780002] Modules linked in:
| [    2.780086] Tainted: [W]=WARN
[    2.780110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.780145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.780172] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.780264] RSP: 0018:ff4ea078c063f6c8 EFLAGS: 00010286
[    2.780292] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.780339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.780377] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446783034
[    2.780423] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.780464] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a443139500
[    2.780505] FS:  00007fc5b3b64840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.780551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.780586] CR2: 00000000241da988 CR3: 00000000068b0001 CR4: 0000000000771ef0
[    2.780628] PKRU: 55555554
[    2.780645] Call Trace:
[    2.780659]  <TASK>
[    2.780679]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.780702]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.780735]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.780756]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.780782]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.780814]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.780838]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.780865]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.780896]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.780918]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.780940]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.780979]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.781008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.781034]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.781060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.781092]  ___sys_sendmsg (net/socket.c:2752)
[    2.781119]  __sys_sendmsg (net/socket.c:2784)
[    2.781141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.781167]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.781193] RIP: 0033:0x7fc5b3d9e08e
[    2.781213] 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
[    2.781317] RSP: 002b:00007ffdab3ce590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.781356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc5b3d9e08e
[    2.781396] RDX: 0000000000000000 RSI: 00007ffdab3ce640 RDI: 0000000000000005
[    2.781435] RBP: 00007ffdab3ce5a0 R08: 0000000000000000 R09: 0000000000000000
[    2.781482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.781522] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdab3ced10
| [    2.787514] ------------[ cut here ]------------
| [    2.787554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/273
| [    2.787607] Modules linked in:
| [    2.787692] Tainted: [W]=WARN
[    2.787715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.787750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.787780] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.787885] RSP: 0018:ff4ea078c064f720 EFLAGS: 00010286
[    2.787912] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.787961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.788012] RBP: 0000000000000000 R08: ff1296a442cfa290 R09: ff1296a446783030
[    2.788053] R10: ff1296a446afd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.788095] R13: 0000000000000010 R14: ff1296a446afd000 R15: ff1296a443139500
[    2.788144] FS:  00007f385c610840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.788193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.788227] CR2: 00007f385c8e01a0 CR3: 0000000006a66004 CR4: 0000000000771ef0
[    2.788274] PKRU: 55555554
[    2.788288] Call Trace:
[    2.788301]  <TASK>
[    2.788317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.788337]  __dev_notify_flags (net/core/dev.c:9787)
[    2.788358]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.788378]  netif_change_flags (net/core/dev.c:9820)
[    2.788401]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.788427]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.788457]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.788480]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.788501]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.788534]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.788555]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.788576]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.788604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.788628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.788652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.788673]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.788694]  ___sys_sendmsg (net/socket.c:2752)
[    2.788718]  __sys_sendmsg (net/socket.c:2784)
[    2.788739]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.788762]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.788791] RIP: 0033:0x7f385c84a08e
[    2.788809] 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
[    2.788912] RSP: 002b:00007ffd952e2ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.788959] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f385c84a08e
[    2.789004] RDX: 0000000000000000 RSI: 00007ffd952e2d50 RDI: 0000000000000005
[    2.789041] RBP: 00007ffd952e2cb0 R08: 0000000000000000 R09: 0000000000000000
[    2.789092] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.789138] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd952e3420
| [    2.795285] ------------[ cut here ]------------
| [    2.795321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/275
| [    2.795377] Modules linked in:
| [    2.795460] Tainted: [W]=WARN
[    2.795484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.795522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.795552] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.795648] RSP: 0018:ff4ea078c065f870 EFLAGS: 00010286
[    2.795676] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.795722] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443253300
[    2.795761] RBP: 0000000000000000 R08: ff1296a442cc29d0 R09: ff1296a446780030
[    2.795805] R10: ff1296a446783120 R11: fefefefefefefeff R12: 0000000000000000
[    2.795848] R13: 0000000000000010 R14: ff1296a446783000 R15: ff1296a443253300
[    2.795889] FS:  00007f0792a68840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.795933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.795974] CR2: 00007f0792ddd040 CR3: 0000000006abf006 CR4: 0000000000771ef0
[    2.796015] PKRU: 55555554
[    2.796032] Call Trace:
[    2.796046]  <TASK>
[    2.796071]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.796095]  __dev_notify_flags (net/core/dev.c:9787)
[    2.796120]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.796143]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.796164]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.796188]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.796221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.796246]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.796275]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.796304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.796329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.796354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.796377]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.796400]  ___sys_sendmsg (net/socket.c:2752)
[    2.796423]  __sys_sendmsg (net/socket.c:2784)
[    2.796447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.796471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.796500] RIP: 0033:0x7f0792ca208e
[    2.796522] 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
[    2.796616] RSP: 002b:00007ffd7b366d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.796658] RAX: ffffffffffffffda RBX: 00007ffd7b367508 RCX: 00007f0792ca208e
[    2.796701] RDX: 0000000000000000 RSI: 00007ffd7b366e10 RDI: 0000000000000005
[    2.796747] RBP: 00007ffd7b366d70 R08: 0000000000000000 R09: 0000000000000000
[    2.796790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.796833] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7b3674e0
| [    2.799892] ------------[ cut here ]------------
| [    2.799925] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/276
| [    2.799989] Modules linked in:
| [    2.800070] Tainted: [W]=WARN
[    2.800091] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.800126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.800158] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.800256] RSP: 0018:ff4ea078c0667720 EFLAGS: 00010286
[    2.800283] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.800322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.800360] RBP: 0000000000000000 R08: ff1296a442cc29d0 R09: ff1296a446b05030
[    2.800400] R10: ff1296a446783120 R11: fefefefefefefeff R12: 0000000000000000
[    2.800438] R13: 0000000000000010 R14: ff1296a446783000 R15: ff1296a441df6f00
[    2.800481] FS:  00007f3fe0c27840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.800527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.800562] CR2: 0000000034c04988 CR3: 0000000006ac3002 CR4: 0000000000771ef0
[    2.800604] PKRU: 55555554
[    2.800619] Call Trace:
[    2.800632]  <TASK>
[    2.800648]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.800671]  __dev_notify_flags (net/core/dev.c:9787)
[    2.800694]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.800715]  netif_change_flags (net/core/dev.c:9820)
[    2.800737]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.800760]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.800787]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.800812]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.800834]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.800862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.800882]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.800903]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.800933]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.800961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.800986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.801010]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.801034]  ___sys_sendmsg (net/socket.c:2752)
[    2.801057]  __sys_sendmsg (net/socket.c:2784)
[    2.801085]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.801111]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.801140] RIP: 0033:0x7f3fe0e6108e
[    2.801159] 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
[    2.801259] RSP: 002b:00007ffcde0feea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.801299] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3fe0e6108e
[    2.801342] RDX: 0000000000000000 RSI: 00007ffcde0fef50 RDI: 0000000000000005
[    2.801387] RBP: 00007ffcde0feeb0 R08: 0000000000000000 R09: 0000000000000000
[    2.801426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.801464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcde0ff620
| [    2.804617] ------------[ cut here ]------------
| [    2.804650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/277
| [    2.804700] Modules linked in:
| [    2.804781] Tainted: [W]=WARN
[    2.804805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.804845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.804871] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.804976] RSP: 0018:ff4ea078c066f658 EFLAGS: 00010286
[    2.805004] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.805041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.805082] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446780034
[    2.805124] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.805165] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a443139500
[    2.805208] FS:  00007f5a63921840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.805252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.805289] CR2: 00000000004eb738 CR3: 0000000006ac7002 CR4: 0000000000771ef0
[    2.805330] PKRU: 55555554
[    2.805345] Call Trace:
[    2.805360]  <TASK>
[    2.805373]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.805396]  notifier_call_chain (kernel/notifier.c:85)
[    2.805423]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.805453]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.805482]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.805506]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.805529]  do_set_master (net/core/rtnetlink.c:3011)
[    2.805553]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.805575]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.805603]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.805626]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.805647]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.805679]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.805702]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.805724]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.805752]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.805774]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.805797]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.805820]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.805844]  ___sys_sendmsg (net/socket.c:2752)
[    2.805866]  __sys_sendmsg (net/socket.c:2784)
[    2.805889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.805913]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.805940] RIP: 0033:0x7f5a63b5b08e
[    2.805967] 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
[    2.806061] RSP: 002b:00007ffc9d6059e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.806111] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5a63b5b08e
[    2.806154] RDX: 0000000000000000 RSI: 00007ffc9d605a90 RDI: 0000000000000005
[    2.806195] RBP: 00007ffc9d6059f0 R08: 0000000000000000 R09: 0000000000000000
[    2.806238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.806277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9d606160
| [    2.812357] ------------[ cut here ]------------
| [    2.812389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/279
| [    2.812443] Modules linked in:
| [    2.812526] Tainted: [W]=WARN
[    2.812546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.812580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.812612] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.812713] RSP: 0018:ff4ea078c067f720 EFLAGS: 00010286
[    2.812739] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.812779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.812819] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446780034
[    2.812860] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.812899] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a443139500
[    2.812945] FS:  00007f3687055840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.812994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.813038] CR2: 000000002794d988 CR3: 0000000006acf005 CR4: 0000000000771ef0
[    2.813095] PKRU: 55555554
[    2.813110] Call Trace:
[    2.813124]  <TASK>
[    2.813140]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.813165]  __dev_notify_flags (net/core/dev.c:9787)
[    2.813188]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.813210]  netif_change_flags (net/core/dev.c:9820)
[    2.813235]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.813257]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.813293]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.813316]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.813337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.813365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.813392]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.813416]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.813445]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.813470]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.813491]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.813511]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.813535]  ___sys_sendmsg (net/socket.c:2752)
[    2.813557]  __sys_sendmsg (net/socket.c:2784)
[    2.813583]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.813604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.813633] RIP: 0033:0x7f368728f08e
[    2.813657] 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
[    2.813752] RSP: 002b:00007ffc41b06d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.813793] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f368728f08e
[    2.813836] RDX: 0000000000000000 RSI: 00007ffc41b06dc0 RDI: 0000000000000005
[    2.813875] RBP: 00007ffc41b06d20 R08: 0000000000000000 R09: 0000000000000000
[    2.813915] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.813960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc41b07490
| [    2.814104] ------------[ cut here ]------------
| [    2.814170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.814264] Modules linked in:
| [    2.814422] Tainted: [W]=WARN
[    2.814482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.814550] Workqueue: events_unbound linkwatch_event
[    2.814622] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.814691] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.814823] RSP: 0018:ff4ea078c014bd50 EFLAGS: 00010286
[    2.814891] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.814980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c700
[    2.815075] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a44665d034
[    2.815162] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[    2.815251] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a44189c700
[    2.815338] FS:  0000000000000000(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.815423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.815501] CR2: 0000559794730d5c CR3: 00000000032a9003 CR4: 0000000000771ef0
[    2.815587] PKRU: 55555554
[    2.815638] Call Trace:
[    2.815689]  <TASK>
[    2.815740]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.815804]  netif_state_change (net/core/dev.c:1605)
[    2.815866]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.815929]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.816004]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.816074]  process_one_work (kernel/workqueue.c:3314)
[    2.816137]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.816207]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.816269]  kthread (kernel/kthread.c:436)
[    2.816332]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.816393]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.816455]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.816517]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.816722] ------------[ cut here ]------------
| [    2.816826] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.816920] Modules linked in:
| [    2.817093] Tainted: [W]=WARN
[    2.817178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.817245] Workqueue: events_unbound linkwatch_event
[    2.817336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.817404] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.817581] RSP: 0018:ff4ea078c014bd50 EFLAGS: 00010286
[    2.817682] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.817761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139400
[    2.817837] RBP: 0000000000000000 R08: ff1296a442cfa290 R09: ff1296a44665d030
[    2.817921] R10: ff1296a446afd120 R11: fefefefefefefeff R12: 0000000000000000
[    2.818010] R13: 0000000000000010 R14: ff1296a446afd000 R15: ff1296a443139400
[    2.818102] FS:  0000000000000000(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.818180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.818266] CR2: 0000559794730d5c CR3: 000000001a447006 CR4: 0000000000771ef0
[    2.818361] PKRU: 55555554
[    2.818414] Call Trace:
[    2.818462]  <TASK>
[    2.818509]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.818564]  netif_state_change (net/core/dev.c:1605)
[    2.818657]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.818768]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.818853]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.818959]  process_one_work (kernel/workqueue.c:3314)
[    2.819016]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.819076]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.819129]  kthread (kernel/kthread.c:436)
[    2.819193]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.819253]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.819336]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.819394]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.829045] ------------[ cut here ]------------
| [    2.829089] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/282
| [    2.829147] Modules linked in:
| [    2.829229] Tainted: [W]=WARN
[    2.829250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.829284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.829313] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.829412] RSP: 0018:ff4ea078c06975f0 EFLAGS: 00010286
[    2.829442] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.829487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c800
[    2.829530] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a44678c034
[    2.829570] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.829616] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a44189c800
[    2.829667] FS:  00007fc3093aa840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.829711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.829747] CR2: 00007fc309711f6d CR3: 0000000006b11004 CR4: 0000000000771ef0
[    2.829791] PKRU: 55555554
[    2.829804] Call Trace:
[    2.829818]  <TASK>
[    2.829834]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.829854]  __dev_notify_flags (net/core/dev.c:9787)
[    2.829874]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.829897]  veth_newlink (drivers/net/veth.c:1871)
[    2.829921]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.829944]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.829979]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.830002]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.830031]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.830058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.830084]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.830104]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.830126]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.830149]  ___sys_sendmsg (net/socket.c:2752)
[    2.830172]  __sys_sendmsg (net/socket.c:2784)
[    2.830194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.830214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.830244] RIP: 0033:0x7fc3095e408e
[    2.830266] 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
[    2.830366] RSP: 002b:00007ffdcfe01e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.830405] RAX: ffffffffffffffda RBX: 00007ffdcfe025a8 RCX: 00007fc3095e408e
[    2.830450] RDX: 0000000000000000 RSI: 00007ffdcfe01eb0 RDI: 0000000000000005
[    2.830495] RBP: 00007ffdcfe01e10 R08: 0000000000000000 R09: 0000000000000000
[    2.830534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.830576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcfe02580
| [    2.830786] ------------[ cut here ]------------
| [    2.830813] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/282
| [    2.830864] Modules linked in:
| [    2.830943] Tainted: [W]=WARN
[    2.830968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.831004] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.831034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.831130] RSP: 0018:ff4ea078c0697870 EFLAGS: 00010286
[    2.831159] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.831200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c800
[    2.831242] RBP: 0000000000000000 R08: ff1296a44485dc10 R09: ff1296a446b51030
[    2.831285] R10: ff1296a446b05120 R11: fefefefefefefeff R12: 0000000000000000
[    2.831328] R13: 0000000000000010 R14: ff1296a446b05000 R15: ff1296a44189c800
[    2.831401] FS:  00007fc3093aa840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.831443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.831480] CR2: 00007fc309711f6d CR3: 0000000006b11004 CR4: 0000000000771ef0
[    2.831523] PKRU: 55555554
[    2.831538] Call Trace:
[    2.831553]  <TASK>
[    2.831571]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.831592]  __dev_notify_flags (net/core/dev.c:9787)
[    2.831612]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.831634]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.831658]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.831681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.831702]  ? get_page_from_freelist (mm/page_alloc.c:1856 mm/page_alloc.c:1866 mm/page_alloc.c:3946)
[    2.831728]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.831759]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.831780]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.831803]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.831823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.831845]  ___sys_sendmsg (net/socket.c:2752)
[    2.831868]  __sys_sendmsg (net/socket.c:2784)
[    2.831890]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.831910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.831939] RIP: 0033:0x7fc3095e408e
[    2.831964] 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
[    2.832066] RSP: 002b:00007ffdcfe01e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.832111] RAX: ffffffffffffffda RBX: 00007ffdcfe025a8 RCX: 00007fc3095e408e
[    2.832149] RDX: 0000000000000000 RSI: 00007ffdcfe01eb0 RDI: 0000000000000005
[    2.832186] RBP: 00007ffdcfe01e10 R08: 0000000000000000 R09: 0000000000000000
[    2.832230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.832272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcfe02580
| [    2.847086] ------------[ cut here ]------------
| [    2.847141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/283
| [    2.847194] Modules linked in:
| [    2.847283] Tainted: [W]=WARN
[    2.847305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.847338] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.847371] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.847463] RSP: 0018:ff4ea078c069f6d8 EFLAGS: 00010286
[    2.847492] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.847534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.847581] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446b08034
[    2.847623] R10: ff1296a446b04120 R11: fefefefefefefeff R12: ff4ea078c069f78c
[    2.847669] R13: 0000000000000011 R14: ff1296a446b04000 R15: ff1296a443139500
[    2.847715] FS:  00007faff8d80840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.847763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.847799] CR2: 00007faff90501a0 CR3: 0000000006b17004 CR4: 0000000000771ef0
[    2.847840] PKRU: 55555554
[    2.847854] Call Trace:
[    2.847869]  <TASK>
[    2.847884]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.847909]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.847936]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.847961]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.847986]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.848017]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.848041]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.848067]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.848099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.848122]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.848145]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.848178]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.848200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.848225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.848248]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.848270]  ___sys_sendmsg (net/socket.c:2752)
[    2.848292]  __sys_sendmsg (net/socket.c:2784)
[    2.848314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.848341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.848371] RIP: 0033:0x7faff8fba08e
[    2.848392] 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
[    2.848484] RSP: 002b:00007ffe4d8330e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.848520] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faff8fba08e
[    2.848568] RDX: 0000000000000000 RSI: 00007ffe4d833190 RDI: 0000000000000005
[    2.848613] RBP: 00007ffe4d8330f0 R08: 0000000000000000 R09: 0000000000000000
[    2.848654] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.848697] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d833860
| [    2.848829] ------------[ cut here ]------------
| [    2.848855] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/283
| [    2.848908] Modules linked in:
| [    2.848997] Tainted: [W]=WARN
[    2.849021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.849059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.849089] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.849188] RSP: 0018:ff4ea078c069f6c8 EFLAGS: 00010286
[    2.849217] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.849260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.849306] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446780034
[    2.849348] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.849392] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a443139500
[    2.849434] FS:  00007faff8d80840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.849478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.849511] CR2: 00007faff90501a0 CR3: 0000000006b17004 CR4: 0000000000771ef0
[    2.849552] PKRU: 55555554
[    2.849564] Call Trace:
[    2.849578]  <TASK>
[    2.849594]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.849617]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.849648]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.849669]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.849690]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.849717]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.849742]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.849764]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.849792]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.849812]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.849834]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.849863]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.849886]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.849906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.849928]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.849955]  ___sys_sendmsg (net/socket.c:2752)
[    2.849979]  __sys_sendmsg (net/socket.c:2784)
[    2.850001]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.850025]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.850053] RIP: 0033:0x7faff8fba08e
[    2.850077] 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
[    2.850175] RSP: 002b:00007ffe4d8330e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.850215] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faff8fba08e
[    2.850262] RDX: 0000000000000000 RSI: 00007ffe4d833190 RDI: 0000000000000005
[    2.850305] RBP: 00007ffe4d8330f0 R08: 0000000000000000 R09: 0000000000000000
[    2.850345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.850389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d833860
| [    2.856731] ------------[ cut here ]------------
| [    2.856799] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/285
| [    2.856887] Modules linked in:
| [    2.857042] Tainted: [W]=WARN
[    2.857105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.857173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.857237] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.857373] RSP: 0018:ff4ea078c06af720 EFLAGS: 00010286
[    2.857435] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.857511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443252900
[    2.857587] RBP: 0000000000000000 R08: ff1296a44485dc10 R09: ff1296a44665d030
[    2.857662] R10: ff1296a446b05120 R11: fefefefefefefeff R12: 0000000000000000
[    2.857738] R13: 0000000000000010 R14: ff1296a446b05000 R15: ff1296a443252900
[    2.857816] FS:  00007f5e32d68840(0000) GS:ff1296a4fab48000(0000) knlGS:0000000000000000
[    2.857895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.857970] CR2: 000000000de2f988 CR3: 000000000696c002 CR4: 0000000000771ef0
[    2.858047] PKRU: 55555554
[    2.858100] Call Trace:
[    2.858149]  <TASK>
[    2.858198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.858254]  __dev_notify_flags (net/core/dev.c:9787)
[    2.858311]  netif_change_flags (net/core/dev.c:9820)
[    2.858368]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.858425]  ? alloc_from_new_slab (./include/linux/spinlock.h:408 (discriminator 3) mm/slub.c:4391 (discriminator 3))
[    2.858488]  ? refill_objects (mm/slub.c:7281)
[    2.858543]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.858607]  ? __pcs_replace_empty_main (mm/slub.c:2816 mm/slub.c:4651)
[    2.858670]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.858727]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.858784]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.858847]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.858903]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.858966]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.859030]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.859093]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.859150]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.859207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.859265]  ___sys_sendmsg (net/socket.c:2752)
[    2.859322]  __sys_sendmsg (net/socket.c:2784)
[    2.859378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.859435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.859498] RIP: 0033:0x7f5e32fa208e
[    2.859554] 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
[    2.859687] RSP: 002b:00007ffd810e7e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.859766] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e32fa208e
[    2.859843] RDX: 0000000000000000 RSI: 00007ffd810e7f40 RDI: 0000000000000005
[    2.859920] RBP: 00007ffd810e7ea0 R08: 0000000000000000 R09: 0000000000000000
[    2.860004] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.860088] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd810e8610
| [    2.866561] ------------[ cut here ]------------
| [    2.866612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/287
| [    2.866661] Modules linked in:
| [    2.866733] Tainted: [W]=WARN
[    2.866754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.866797] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.866824] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.866922] RSP: 0018:ff4ea078c06bf870 EFLAGS: 00010286
[    2.866954] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.866995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6f00
[    2.867036] RBP: 0000000000000000 R08: ff1296a44326b650 R09: ff1296a446b56030
[    2.867081] R10: ff1296a446b51120 R11: fefefefefefefeff R12: 0000000000000000
[    2.867123] R13: 0000000000000010 R14: ff1296a446b51000 R15: ff1296a441df6f00
[    2.867168] FS:  00007f5ef84c5840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.867209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.867240] CR2: 00000000004a2860 CR3: 00000000033db003 CR4: 0000000000771ef0
[    2.867280] PKRU: 55555554
[    2.867294] Call Trace:
[    2.867310]  <TASK>
[    2.867326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.867349]  __dev_notify_flags (net/core/dev.c:9787)
[    2.867373]  ? vrf_newlink (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 drivers/net/vrf.c:1678)
[    2.867394]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.867416]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.867436]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.867468]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.867488]  ? get_page_from_freelist (./include/linux/spinlock.h:390 mm/page_alloc.c:3373 mm/page_alloc.c:3402 mm/page_alloc.c:3943)
[    2.867520]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.867551]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.867574]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.867598]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.867618]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.867640]  ___sys_sendmsg (net/socket.c:2752)
[    2.867663]  __sys_sendmsg (net/socket.c:2784)
[    2.867684]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.867703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.867732] RIP: 0033:0x7f5ef86ff08e
[    2.867752] 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
[    2.867850] RSP: 002b:00007ffca678ce90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.867890] RAX: ffffffffffffffda RBX: 00007ffca678d638 RCX: 00007f5ef86ff08e
[    2.867932] RDX: 0000000000000000 RSI: 00007ffca678cf40 RDI: 0000000000000005
[    2.867974] RBP: 00007ffca678cea0 R08: 0000000000000000 R09: 0000000000000000
[    2.868018] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.868061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca678d610
| [    2.871206] ------------[ cut here ]------------
| [    2.871240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/288
| [    2.871297] Modules linked in:
| [    2.871382] Tainted: [W]=WARN
[    2.871405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.871443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.871475] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.871580] RSP: 0018:ff4ea078c06c7720 EFLAGS: 00010286
[    2.871611] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.871654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.871695] RBP: 0000000000000000 R08: ff1296a44326b650 R09: ff1296a446780030
[    2.871740] R10: ff1296a446b51120 R11: fefefefefefefeff R12: 0000000000000000
[    2.871784] R13: 0000000000000010 R14: ff1296a446b51000 R15: ff1296a443139500
[    2.871835] FS:  00007fefcfb48840(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.871874] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.871907] CR2: 0000000039a05988 CR3: 000000000695f003 CR4: 0000000000771ef0
[    2.871956] PKRU: 55555554
[    2.871973] Call Trace:
[    2.871987]  <TASK>
[    2.872006]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.872028]  __dev_notify_flags (net/core/dev.c:9787)
[    2.872052]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.872077]  netif_change_flags (net/core/dev.c:9820)
[    2.872099]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.872121]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.872149]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.872172]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.872194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.872223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.872248]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.872269]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.872296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.872316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.872339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.872360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.872380]  ___sys_sendmsg (net/socket.c:2752)
[    2.872402]  __sys_sendmsg (net/socket.c:2784)
[    2.872429]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.872452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.872481] RIP: 0033:0x7fefcfd8208e
[    2.872501] 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
[    2.872596] RSP: 002b:00007ffe698a5990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.872639] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fefcfd8208e
[    2.872684] RDX: 0000000000000000 RSI: 00007ffe698a5a40 RDI: 0000000000000005
[    2.872727] RBP: 00007ffe698a59a0 R08: 0000000000000000 R09: 0000000000000000
[    2.872770] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.872817] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe698a6110
| [    2.875900] ------------[ cut here ]------------
| [    2.875931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/289
| [    2.875992] Modules linked in:
| [    2.876075] Tainted: [W]=WARN
[    2.876097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.876131] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.876159] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.876259] RSP: 0018:ff4ea078c06cf658 EFLAGS: 00010286
[    2.876290] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.876332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c800
[    2.876375] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446b56034
[    2.876415] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.876455] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a44189c800
[    2.876502] FS:  00007f7838e3b840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.876543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.876575] CR2: 00000000004eb738 CR3: 00000000033d0005 CR4: 0000000000771ef0
[    2.876616] PKRU: 55555554
[    2.876629] Call Trace:
[    2.876643]  <TASK>
[    2.876655]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    2.876677]  notifier_call_chain (kernel/notifier.c:85)
[    2.876699]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    2.876724]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    2.876749]  vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053)
[    2.876769]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[    2.876789]  do_set_master (net/core/rtnetlink.c:3011)
[    2.876812]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[    2.876837]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.876864]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.876884]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.876907]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.876934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.876960]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.876983]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.877014]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.877039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.877067]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.877089]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.877110]  ___sys_sendmsg (net/socket.c:2752)
[    2.877135]  __sys_sendmsg (net/socket.c:2784)
[    2.877158]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.877180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.877210] RIP: 0033:0x7f783907508e
[    2.877232] 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
[    2.877332] RSP: 002b:00007fff0df05500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.877377] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f783907508e
[    2.877418] RDX: 0000000000000000 RSI: 00007fff0df055b0 RDI: 0000000000000005
[    2.877462] RBP: 00007fff0df05510 R08: 0000000000000000 R09: 0000000000000000
[    2.877501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.877538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0df05c80
| [    2.883869] ------------[ cut here ]------------
| [    2.883915] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/291
| [    2.883978] Modules linked in:
| [    2.884082] Tainted: [W]=WARN
[    2.884103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.884138] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.884168] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.884270] RSP: 0018:ff4ea078c06df720 EFLAGS: 00010286
[    2.884302] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.884347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a44189c800
[    2.884394] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446b56034
[    2.884432] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.884471] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a44189c800
[    2.884511] FS:  00007fb7d7da6840(0000) GS:ff1296a4fabc8000(0000) knlGS:0000000000000000
[    2.884554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.884585] CR2: 000000001561c988 CR3: 00000000033d8001 CR4: 0000000000771ef0
[    2.884630] PKRU: 55555554
[    2.884645] Call Trace:
[    2.884658]  <TASK>
[    2.884673]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.884691]  __dev_notify_flags (net/core/dev.c:9787)
[    2.884712]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.884733]  netif_change_flags (net/core/dev.c:9820)
[    2.884758]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.884781]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.884809]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.884832]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.884855]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3455)
[    2.884882]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    2.884904]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.884924]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.884992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.885051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.885076]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.885099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.885122]  ___sys_sendmsg (net/socket.c:2752)
[    2.885144]  __sys_sendmsg (net/socket.c:2784)
[    2.885168]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.885192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.885220] RIP: 0033:0x7fb7d7fe008e
[    2.885245] 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
[    2.885338] RSP: 002b:00007ffee0dc5ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.885379] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb7d7fe008e
[    2.885421] RDX: 0000000000000000 RSI: 00007ffee0dc5b70 RDI: 0000000000000005
[    2.885463] RBP: 00007ffee0dc5ad0 R08: 0000000000000000 R09: 0000000000000000
[    2.885502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e5ea
[    2.885542] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee0dc6240
| [    2.885686] ------------[ cut here ]------------
| [    2.885719] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/39
| [    2.885778] Modules linked in:
| [    2.885859] Tainted: [W]=WARN
[    2.885879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.885918] Workqueue: events_unbound linkwatch_event
[    2.885946] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.885981] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.886082] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.886106] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.886148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.886191] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446780034
[    2.886233] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[    2.886279] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a443139500
[    2.886324] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.886365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.886404] CR2: 00007f3b4f0ba574 CR3: 000000001a447006 CR4: 0000000000771ef0
[    2.886445] PKRU: 55555554
[    2.886460] Call Trace:
[    2.886475]  <TASK>
[    2.886492]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.886516]  netif_state_change (net/core/dev.c:1605)
[    2.886536]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.886558]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.886584]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.886607]  process_one_work (kernel/workqueue.c:3314)
[    2.886632]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.886653]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.886679]  kthread (kernel/kthread.c:436)
[    2.886700]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.886723]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.886746]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.886765]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.886844] ------------[ cut here ]------------
| [    2.886876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 0/39
| [    2.886931] Modules linked in:
| [    2.887020] Tainted: [W]=WARN
[    2.887040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.887080] Workqueue: events_unbound linkwatch_event
[    2.887106] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.887130] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.887230] RSP: 0018:ff4ea078c0163d50 EFLAGS: 00010286
[    2.887261] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.887303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a443139500
[    2.887346] RBP: 0000000000000000 R08: ff1296a44485dc10 R09: ff1296a446780030
[    2.887392] R10: ff1296a446b05120 R11: fefefefefefefeff R12: 0000000000000000
[    2.887435] R13: 0000000000000010 R14: ff1296a446b05000 R15: ff1296a443139500
[    2.887482] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[    2.887521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.887557] CR2: 00007f3b4f0ba574 CR3: 000000001a447006 CR4: 0000000000771ef0
[    2.887602] PKRU: 55555554
[    2.887614] Call Trace:
[    2.887628]  <TASK>
[    2.887641]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.887661]  netif_state_change (net/core/dev.c:1605)
[    2.887683]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.887702]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.887731]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.887753]  process_one_work (kernel/workqueue.c:3314)
[    2.887773]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.887793]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.887813]  kthread (kernel/kthread.c:436)
[    2.887836]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.887858]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.887879]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.887899]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.050144] ------------[ cut here ]------------
| [   40.050199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.050259] Modules linked in:
| [   40.050337] Tainted: [W]=WARN
[   40.050358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.050390] Workqueue: netns cleanup_net
[   40.050418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.050448] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.050537] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.050564] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.050606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.050642] RBP: 0000000000000000 R08: ff1296a442d03710 R09: ff1296a446402030
[   40.050688] R10: ff1296a44640e120 R11: fefefefefefefeff R12: 0000000000000000
[   40.050731] R13: 0000000000000011 R14: ff1296a44640e000 R15: ff1296a441df6b00
[   40.050776] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.050816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.050848] CR2: 0000559794730d5c CR3: 00000000032a9001 CR4: 0000000000771ef0
[   40.050891] PKRU: 55555554
[   40.050907] Call Trace:
[   40.050930]  <TASK>
[   40.050944]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.050972]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.050994]  cleanup_net (net/core/net_namespace.c:702)
[   40.051015]  process_one_work (kernel/workqueue.c:3314)
[   40.051038]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.051060]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.051097]  kthread (kernel/kthread.c:436)
[   40.051122]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.051143]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.051171]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.051192]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.051334] ------------[ cut here ]------------
| [   40.051362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.051418] Modules linked in:
| [   40.051490] Tainted: [W]=WARN
[   40.051512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.051545] Workqueue: netns cleanup_net
[   40.051565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.051590] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.051679] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.051710] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.051751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.051795] RBP: 0000000000000000 R08: ff1296a442d03790 R09: ff1296a446405030
[   40.051833] R10: ff1296a446409120 R11: fefefefefefefeff R12: 0000000000000000
[   40.051873] R13: 0000000000000011 R14: ff1296a446409000 R15: ff1296a441df6b00
[   40.051915] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.051952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.051988] CR2: 0000559794730d5c CR3: 00000000032a9001 CR4: 0000000000771ef0
[   40.052032] PKRU: 55555554
[   40.052045] Call Trace:
[   40.052073]  <TASK>
[   40.052088]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.052116]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.052141]  cleanup_net (net/core/net_namespace.c:702)
[   40.052162]  process_one_work (kernel/workqueue.c:3314)
[   40.052183]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.052205]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.052225]  kthread (kernel/kthread.c:436)
[   40.052247]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.052267]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.052288]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.052313]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.052608] ------------[ cut here ]------------
| [   40.052644] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.052702] Modules linked in:
| [   40.052776] Tainted: [W]=WARN
[   40.052796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.052835] Workqueue: netns cleanup_net
[   40.052858] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.052883] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.052975] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.052999] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.053039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.053092] RBP: 0000000000000000 R08: ff1296a44489ee10 R09: ff1296a444bf4034
[   40.053134] R10: ff1296a444bfc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.053175] R13: 0000000000000011 R14: ff1296a444bfc000 R15: ff1296a441df6b00
[   40.053215] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.053256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.053286] CR2: 00007ffd55032ff0 CR3: 00000000032a9001 CR4: 0000000000771ef0
[   40.053326] PKRU: 55555554
[   40.053344] Call Trace:
[   40.053359]  <TASK>
[   40.053374]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.053401]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.053422]  cleanup_net (net/core/net_namespace.c:702)
[   40.053443]  process_one_work (kernel/workqueue.c:3314)
[   40.053463]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.053484]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.053506]  kthread (kernel/kthread.c:436)
[   40.053532]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.053554]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.053578]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.053599]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.053718] ------------[ cut here ]------------
| [   40.053745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.053863] Modules linked in:
| [   40.053947] Tainted: [W]=WARN
[   40.053968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.054005] Workqueue: netns cleanup_net
[   40.054028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.054053] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.054154] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.054181] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.054218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.054261] RBP: 0000000000000000 R08: ff1296a442ce3d10 R09: ff1296a444bf7830
[   40.054301] R10: ff1296a444bfd120 R11: fefefefefefefeff R12: 0000000000000000
[   40.054340] R13: 0000000000000011 R14: ff1296a444bfd000 R15: ff1296a441df6b00
[   40.054381] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.054424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.054457] CR2: 00007ffd55032ff0 CR3: 00000000032a9001 CR4: 0000000000771ef0
[   40.054498] PKRU: 55555554
[   40.054512] Call Trace:
[   40.054527]  <TASK>
[   40.054542]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.054575]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.054597]  cleanup_net (net/core/net_namespace.c:702)
[   40.054617]  process_one_work (kernel/workqueue.c:3314)
[   40.054637]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.054658]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.054677]  kthread (kernel/kthread.c:436)
[   40.054699]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.054720]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.054741]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.054761]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.054913] ------------[ cut here ]------------
| [   40.054949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.055001] Modules linked in:
| [   40.055084] Tainted: [W]=WARN
[   40.055103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.055136] Workqueue: netns cleanup_net
[   40.055157] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.055184] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.055272] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.055299] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.055336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.055378] RBP: 0000000000000000 R08: ff1296a442ce3810 R09: ff1296a446401830
[   40.055414] R10: ff1296a444bfe120 R11: fefefefefefefeff R12: 0000000000000000
[   40.055453] R13: 0000000000000011 R14: ff1296a444bfe000 R15: ff1296a441df6b00
[   40.055490] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.055532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.055566] CR2: 00007ffd55032ff0 CR3: 00000000032a9001 CR4: 0000000000771ef0
[   40.055604] PKRU: 55555554
[   40.055619] Call Trace:
[   40.055631]  <TASK>
[   40.055645]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.055669]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.055692]  cleanup_net (net/core/net_namespace.c:702)
[   40.055712]  process_one_work (kernel/workqueue.c:3314)
[   40.055733]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.055756]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.055780]  kthread (kernel/kthread.c:436)
[   40.055801]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.055822]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.055842]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.055862]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.066135] ------------[ cut here ]------------
| [   40.066182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.066236] Modules linked in:
| [   40.066313] Tainted: [W]=WARN
[   40.066331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.066362] Workqueue: netns cleanup_net
[   40.066382] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.066407] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.066502] RSP: 0018:ff4ea078c0247be8 EFLAGS: 00010286
[   40.066529] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   40.066569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.066609] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a444bfe034
[   40.066649] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.066690] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a441df6b00
[   40.066736] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.066776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.066810] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.066852] PKRU: 55555554
[   40.066866] Call Trace:
[   40.066881]  <TASK>
[   40.066896]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.066917]  notifier_call_chain (kernel/notifier.c:85)
[   40.066937]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   40.066966]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   40.066993]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   40.067017]  default_device_exit_batch (net/core/dev.c:13084)
[   40.067044]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.067075]  cleanup_net (net/core/net_namespace.c:702)
[   40.067098]  process_one_work (kernel/workqueue.c:3314)
[   40.067119]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.067140]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.067161]  kthread (kernel/kthread.c:436)
[   40.067179]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.067201]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.067220]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.067244]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.067347] ------------[ cut here ]------------
| [   40.067373] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.067423] Modules linked in:
| [   40.067498] Tainted: [W]=WARN
[   40.067518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.067557] Workqueue: netns cleanup_net
[   40.067578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.067605] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.067689] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.067715] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.067753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.067792] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a444bfe034
[   40.067827] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.067866] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a441df6b00
[   40.067910] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.067952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.067987] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.068023] PKRU: 55555554
[   40.068038] Call Trace:
[   40.068053]  <TASK>
[   40.068074]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.068101]  __dev_notify_flags (net/core/dev.c:9787)
[   40.068125]  netif_change_flags (net/core/dev.c:9820)
[   40.068145]  dev_change_flags (net/core/dev_api.c:68)
[   40.068165]  cycle_netdev (drivers/net/vrf.c:1001)
[   40.068190]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.068215]  default_device_exit_batch (net/core/dev.c:13084)
[   40.068240]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.068261]  cleanup_net (net/core/net_namespace.c:702)
[   40.068284]  process_one_work (kernel/workqueue.c:3314)
[   40.068308]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.068330]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.068350]  kthread (kernel/kthread.c:436)
[   40.068371]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.068392]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.068412]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.068432]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.068518] ------------[ cut here ]------------
| [   40.068605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.068664] Modules linked in:
| [   40.068740] Tainted: [W]=WARN
[   40.068762] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.068793] Workqueue: netns cleanup_net
[   40.068815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.068840] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.068928] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.068952] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.068994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.069033] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a444bfe034
[   40.069084] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.069125] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a441df6b00
[   40.069166] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.069205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.069237] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.069273] PKRU: 55555554
[   40.069288] Call Trace:
[   40.069303]  <TASK>
[   40.069322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.069343]  __dev_notify_flags (net/core/dev.c:9787)
[   40.069363]  netif_change_flags (net/core/dev.c:9820)
[   40.069382]  dev_change_flags (net/core/dev_api.c:68)
[   40.069403]  cycle_netdev (drivers/net/vrf.c:1003)
[   40.069426]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.069448]  default_device_exit_batch (net/core/dev.c:13084)
[   40.069474]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.069496]  cleanup_net (net/core/net_namespace.c:702)
[   40.069516]  process_one_work (kernel/workqueue.c:3314)
[   40.069539]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.069559]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.069580]  kthread (kernel/kthread.c:436)
[   40.069600]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.069620]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.069640]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.069660]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.069803] ------------[ cut here ]------------
| [   40.069836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.069892] Modules linked in:
| [   40.069969] Tainted: [W]=WARN
[   40.069993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.070028] Workqueue: netns cleanup_net
[   40.070048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.070090] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.070184] RSP: 0018:ff4ea078c0247be8 EFLAGS: 00010286
[   40.070219] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   40.070261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.070303] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a444bfe034
[   40.070341] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.070381] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6b00
[   40.070421] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.070465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.070495] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.070535] PKRU: 55555554
[   40.070552] Call Trace:
[   40.070568]  <TASK>
[   40.070584]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.070603]  notifier_call_chain (kernel/notifier.c:85)
[   40.070623]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   40.070652]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   40.070679]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   40.070700]  default_device_exit_batch (net/core/dev.c:13084)
[   40.070726]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.070748]  cleanup_net (net/core/net_namespace.c:702)
[   40.070768]  process_one_work (kernel/workqueue.c:3314)
[   40.070793]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.070816]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.070837]  kthread (kernel/kthread.c:436)
[   40.070860]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.070881]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.070901]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.070921]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.071014] ------------[ cut here ]------------
| [   40.071084] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.071151] Modules linked in:
| [   40.071223] Tainted: [W]=WARN
[   40.071247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.071280] Workqueue: netns cleanup_net
[   40.071303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.071331] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.071421] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.071450] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.071490] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.071530] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a444bfe034
[   40.071567] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.071605] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6b00
[   40.071647] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.071690] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.071725] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.071764] PKRU: 55555554
[   40.071778] Call Trace:
[   40.071793]  <TASK>
[   40.071812]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.071835]  __dev_notify_flags (net/core/dev.c:9787)
[   40.071856]  netif_change_flags (net/core/dev.c:9820)
[   40.071876]  dev_change_flags (net/core/dev_api.c:68)
[   40.071896]  cycle_netdev (drivers/net/vrf.c:1001)
[   40.071917]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.071936]  default_device_exit_batch (net/core/dev.c:13084)
[   40.071963]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.071983]  cleanup_net (net/core/net_namespace.c:702)
[   40.072003]  process_one_work (kernel/workqueue.c:3314)
[   40.072022]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.072043]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.072072]  kthread (kernel/kthread.c:436)
[   40.072093]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.072116]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.072139]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.072164]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.072282] ------------[ cut here ]------------
| [   40.072318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.072371] Modules linked in:
| [   40.072443] Tainted: [W]=WARN
[   40.072463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.072493] Workqueue: netns cleanup_net
[   40.072516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.072544] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.072632] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.072659] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.072700] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.072739] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a444bfe034
[   40.072782] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.072821] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6b00
[   40.072861] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.072906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.072937] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.072977] PKRU: 55555554
[   40.072990] Call Trace:
[   40.073006]  <TASK>
[   40.073020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.073040]  __dev_notify_flags (net/core/dev.c:9787)
[   40.073076]  netif_change_flags (net/core/dev.c:9820)
[   40.073097]  dev_change_flags (net/core/dev_api.c:68)
[   40.073117]  cycle_netdev (drivers/net/vrf.c:1003)
[   40.073137]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.073157]  default_device_exit_batch (net/core/dev.c:13084)
[   40.073182]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.073204]  cleanup_net (net/core/net_namespace.c:702)
[   40.073225]  process_one_work (kernel/workqueue.c:3314)
[   40.073245]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.073265]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.073285]  kthread (kernel/kthread.c:436)
[   40.073307]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.073327]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.073348]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.073369]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.073503] ------------[ cut here ]------------
| [   40.073543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.073597] Modules linked in:
| [   40.073672] Tainted: [W]=WARN
[   40.073693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.073726] Workqueue: netns cleanup_net
[   40.073747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.073776] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.073865] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.073891] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.073930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.073969] RBP: 0000000000000000 R08: ff1296a442cc29d0 R09: ff1296a444bfe030
[   40.074008] R10: ff1296a446783120 R11: fefefefefefefeff R12: 0000000000000000
[   40.074052] R13: 0000000000000010 R14: ff1296a446783000 R15: ff1296a441df6b00
[   40.074113] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.074155] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.074192] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.074227] PKRU: 55555554
[   40.074243] Call Trace:
[   40.074258]  <TASK>
[   40.074273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.074294]  netif_close_many (net/core/dev.c:1804)
[   40.074315]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.074342]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.074368]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.074393]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.074416]  cleanup_net (net/core/net_namespace.c:702)
[   40.074437]  process_one_work (kernel/workqueue.c:3314)
[   40.074455]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.074481]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.074500]  kthread (kernel/kthread.c:436)
[   40.074521]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.074541]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.074563]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.074584]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.074664] ------------[ cut here ]------------
| [   40.074721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.074784] Modules linked in:
| [   40.074854] Tainted: [W]=WARN
[   40.074871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.074905] Workqueue: netns cleanup_net
[   40.074926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.074952] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.075039] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.075082] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.075122] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.075162] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a444bfe034
[   40.075206] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.075246] R13: 0000000000000010 R14: ff1296a446afc000 R15: ff1296a441df6b00
[   40.075288] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.075328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.075360] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.075398] PKRU: 55555554
[   40.075412] Call Trace:
[   40.075424]  <TASK>
[   40.075439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.075458]  netif_close_many (net/core/dev.c:1804)
[   40.075478]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.075503]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.075528]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.075556]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.075576]  cleanup_net (net/core/net_namespace.c:702)
[   40.075597]  process_one_work (kernel/workqueue.c:3314)
[   40.075619]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.075640]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.075660]  kthread (kernel/kthread.c:436)
[   40.075680]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.075703]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.075724]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.075744]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.075831] ------------[ cut here ]------------
| [   40.075917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.075987] Modules linked in:
| [   40.076075] Tainted: [W]=WARN
[   40.076095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.076129] Workqueue: netns cleanup_net
[   40.076153] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.076176] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.076273] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.076300] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.076343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.076383] RBP: 0000000000000000 R08: ff1296a442cfa290 R09: ff1296a444bfe030
[   40.076425] R10: ff1296a446afd120 R11: fefefefefefefeff R12: 0000000000000000
[   40.076470] R13: 0000000000000010 R14: ff1296a446afd000 R15: ff1296a441df6b00
[   40.076516] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.076558] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.076592] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.076636] PKRU: 55555554
[   40.076652] Call Trace:
[   40.076668]  <TASK>
[   40.076684]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.076709]  netif_close_many (net/core/dev.c:1804)
[   40.076732]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.076756]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.076784]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.076812]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.076834]  cleanup_net (net/core/net_namespace.c:702)
[   40.076855]  process_one_work (kernel/workqueue.c:3314)
[   40.076873]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.076894]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.076912]  kthread (kernel/kthread.c:436)
[   40.076930]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.076950]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.076973]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.076994]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.077136] ------------[ cut here ]------------
| [   40.077206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.077266] Modules linked in:
| [   40.077349] Tainted: [W]=WARN
[   40.077371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.077406] Workqueue: netns cleanup_net
[   40.077430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.077459] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.077550] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.077579] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.077621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.077664] RBP: 0000000000000000 R08: ff1296a442d035d0 R09: ff1296a444bfe030
[   40.077706] R10: ff1296a446605120 R11: fefefefefefefeff R12: 0000000000000000
[   40.077747] R13: 0000000000000010 R14: ff1296a446605000 R15: ff1296a441df6b00
[   40.077790] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.077832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.077866] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.077910] PKRU: 55555554
[   40.077924] Call Trace:
[   40.077937]  <TASK>
[   40.077956]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.077973]  netif_close_many (net/core/dev.c:1804)
[   40.077994]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.078021]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.078051]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.078092]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.078113]  cleanup_net (net/core/net_namespace.c:702)
[   40.078137]  process_one_work (kernel/workqueue.c:3314)
[   40.078158]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.078179]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.078198]  kthread (kernel/kthread.c:436)
[   40.078221]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.078244]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.078266]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.078286]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.078433] ------------[ cut here ]------------
| [   40.078467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: 1/65
| [   40.078526] Modules linked in:
| [   40.078603] Tainted: [W]=WARN
[   40.078624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.078659] Workqueue: netns cleanup_net
[   40.078678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.078706] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.078811] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.078839] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.078881] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.078925] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a444bfe034
[   40.078968] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.079006] R13: 0000000000000010 R14: ff1296a4465f8000 R15: ff1296a441df6b00
[   40.079053] FS:  0000000000000000(0000) GS:ff1296a4faac8000(0000) knlGS:0000000000000000
[   40.079109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.079148] CR2: 00005597947318e0 CR3: 000000001a447005 CR4: 0000000000771ef0
[   40.079187] PKRU: 55555554
[   40.079201] Call Trace:
[   40.079214]  <TASK>
[   40.079228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.079248]  netif_close_many (net/core/dev.c:1804)
[   40.079268]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.079294]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.079321]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.079350]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.079372]  cleanup_net (net/core/net_namespace.c:702)
[   40.079390]  process_one_work (kernel/workqueue.c:3314)
[   40.079408]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.079428]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.079446]  kthread (kernel/kthread.c:436)
[   40.079467]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.079490]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.079516]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.079540]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.079636] ------------[ cut here ]------------
| [   40.079671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.079730] Modules linked in:
| [   40.079811] Tainted: [W]=WARN
[   40.079831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.079864] Workqueue: netns cleanup_net
[   40.079884] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.079908] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.080005] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.080033] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.080088] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.080131] RBP: 0000000000000000 R08: ff1296a44326bdd0 R09: ff1296a444bfe030
[   40.080170] R10: ff1296a4465f9120 R11: fefefefefefefeff R12: 0000000000000000
[   40.080209] R13: 0000000000000010 R14: ff1296a4465f9000 R15: ff1296a441df6b00
[   40.080255] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.080305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.080345] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.080390] PKRU: 55555554
[   40.080403] Call Trace:
[   40.080417]  <TASK>
[   40.080433]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.080462]  netif_close_many (net/core/dev.c:1804)
[   40.080483]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.080506]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.080536]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.080563]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.080584]  cleanup_net (net/core/net_namespace.c:702)
[   40.080606]  process_one_work (kernel/workqueue.c:3314)
[   40.080629]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.080651]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.080671]  kthread (kernel/kthread.c:436)
[   40.080699]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.080721]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.080744]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.080767]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.080854] ------------[ cut here ]------------
| [   40.080876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.080929] Modules linked in:
| [   40.081009] Tainted: [W]=WARN
[   40.081031] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.081078] Workqueue: netns cleanup_net
[   40.081101] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.081132] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.081231] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.081259] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.081297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.081335] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a444bfe030
[   40.081378] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[   40.081419] R13: 0000000000000010 R14: ff1296a441c33000 R15: ff1296a441df6b00
[   40.081464] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.081506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.081542] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.081586] PKRU: 55555554
[   40.081601] Call Trace:
[   40.081614]  <TASK>
[   40.081632]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.081653]  netif_close_many (net/core/dev.c:1804)
[   40.081674]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.081704]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.081730]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.081758]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.081777]  cleanup_net (net/core/net_namespace.c:702)
[   40.081800]  process_one_work (kernel/workqueue.c:3314)
[   40.081822]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.081845]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.081866]  kthread (kernel/kthread.c:436)
[   40.081887]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.081907]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.081929]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.081952]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.082035] ------------[ cut here ]------------
| [   40.082057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.082131] Modules linked in:
| [   40.082212] Tainted: [W]=WARN
[   40.082233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.082269] Workqueue: netns cleanup_net
[   40.082292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.082320] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.082413] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.082439] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.082478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.082517] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a444bfe030
[   40.082564] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[   40.082603] R13: 0000000000000010 R14: ff1296a441c32000 R15: ff1296a441df6b00
[   40.082646] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.082687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.082718] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.082759] PKRU: 55555554
[   40.082773] Call Trace:
[   40.082787]  <TASK>
[   40.082800]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.082822]  netif_close_many (net/core/dev.c:1804)
[   40.082844]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.082872]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.082898]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.082923]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.082946]  cleanup_net (net/core/net_namespace.c:702)
[   40.082968]  process_one_work (kernel/workqueue.c:3314)
[   40.082986]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.083004]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.083026]  kthread (kernel/kthread.c:436)
[   40.083048]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.083075]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.083097]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.083118]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.083206] ------------[ cut here ]------------
| [   40.083232] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.083288] Modules linked in:
| [   40.083366] Tainted: [W]=WARN
[   40.083392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.083428] Workqueue: netns cleanup_net
[   40.083449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.083472] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.083568] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.083601] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.083643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.083686] RBP: 0000000000000000 R08: ff1296a444882250 R09: ff1296a444bfe02c
[   40.083729] R10: ff1296a444bf9120 R11: fefefefefefefeff R12: 0000000000000000
[   40.083769] R13: 0000000000000010 R14: ff1296a444bf9000 R15: ff1296a441df6b00
[   40.083809] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.083849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.083888] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.083932] PKRU: 55555554
[   40.083944] Call Trace:
[   40.083962]  <TASK>
[   40.083975]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.083997]  netif_close_many (net/core/dev.c:1804)
[   40.084019]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.084045]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.084080]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.084107]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.084128]  cleanup_net (net/core/net_namespace.c:702)
[   40.084150]  process_one_work (kernel/workqueue.c:3314)
[   40.084170]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.084191]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.084213]  kthread (kernel/kthread.c:436)
[   40.084235]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.084256]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.084274]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.084294]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.084431] ------------[ cut here ]------------
| [   40.084460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.084516] Modules linked in:
| [   40.084592] Tainted: [W]=WARN
[   40.084614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.084651] Workqueue: netns cleanup_net
[   40.084675] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.084703] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.084810] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.084836] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.084877] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.084919] RBP: 0000000000000000 R08: ff1296a442cc29d0 R09: ff1296a44666d030
[   40.084965] R10: ff1296a446783120 R11: fefefefefefefeff R12: 0000000000000000
[   40.085004] R13: 0000000000000011 R14: ff1296a446783000 R15: ff1296a441df6b00
[   40.085050] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.085104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.085138] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.085179] PKRU: 55555554
[   40.085193] Call Trace:
[   40.085207]  <TASK>
[   40.085222]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.085250]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.085278]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.085301]  cleanup_net (net/core/net_namespace.c:702)
[   40.085326]  process_one_work (kernel/workqueue.c:3314)
[   40.085349]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.085371]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.085395]  kthread (kernel/kthread.c:436)
[   40.085413]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.085434]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.085457]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.085479]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.085598] ------------[ cut here ]------------
| [   40.085661] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.085711] Modules linked in:
| [   40.085787] Tainted: [W]=WARN
[   40.085808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.085843] Workqueue: netns cleanup_net
[   40.085866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.085894] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.085993] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.086023] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.086070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.086112] RBP: 0000000000000000 R08: ff1296a4448981d0 R09: ff1296a446b0d034
[   40.086158] R10: ff1296a446afc120 R11: fefefefefefefeff R12: 0000000000000000
[   40.086199] R13: 0000000000000011 R14: ff1296a446afc000 R15: ff1296a441df6b00
[   40.086245] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.086288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.086324] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.086362] PKRU: 55555554
[   40.086376] Call Trace:
[   40.086392]  <TASK>
[   40.086405]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.086434]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.086462]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.086504]  cleanup_net (net/core/net_namespace.c:702)
[   40.086525]  process_one_work (kernel/workqueue.c:3314)
[   40.086545]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.086566]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.086588]  kthread (kernel/kthread.c:436)
[   40.086610]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.086628]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.086649]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.086674]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.086785] ------------[ cut here ]------------
| [   40.086815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.086870] Modules linked in:
| [   40.086948] Tainted: [W]=WARN
[   40.086972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.087009] Workqueue: netns cleanup_net
[   40.087034] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.087059] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.087159] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.087188] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.087229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.087268] RBP: 0000000000000000 R08: ff1296a442cfa290 R09: ff1296a446b09830
[   40.087312] R10: ff1296a446afd120 R11: fefefefefefefeff R12: 0000000000000000
[   40.087353] R13: 0000000000000011 R14: ff1296a446afd000 R15: ff1296a441df6b00
[   40.087394] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.087441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.087477] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.087517] PKRU: 55555554
[   40.087528] Call Trace:
[   40.087542]  <TASK>
[   40.087555]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.087582]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.087610]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.087633]  cleanup_net (net/core/net_namespace.c:702)
[   40.087653]  process_one_work (kernel/workqueue.c:3314)
[   40.087674]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.087696]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.087717]  kthread (kernel/kthread.c:436)
[   40.087739]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.087756]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.087777]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.087803]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.087912] ------------[ cut here ]------------
| [   40.087943] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.088007] Modules linked in:
| [   40.088099] Tainted: [W]=WARN
[   40.088121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.088158] Workqueue: netns cleanup_net
[   40.088184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.088213] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.088306] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.088335] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.088375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.088416] RBP: 0000000000000000 R08: ff1296a442d035d0 R09: ff1296a446664030
[   40.088460] R10: ff1296a446605120 R11: fefefefefefefeff R12: 0000000000000000
[   40.088499] R13: 0000000000000011 R14: ff1296a446605000 R15: ff1296a441df6b00
[   40.088540] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.088589] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.088624] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.088662] PKRU: 55555554
[   40.088674] Call Trace:
[   40.088687]  <TASK>
[   40.088700]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.088727]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.088755]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.088778]  cleanup_net (net/core/net_namespace.c:702)
[   40.088798]  process_one_work (kernel/workqueue.c:3314)
[   40.088817]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.088836]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.088857]  kthread (kernel/kthread.c:436)
[   40.088879]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.088899]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.088921]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.088943]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.089042] ------------[ cut here ]------------
| [   40.089073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.089133] Modules linked in:
| [   40.089216] Tainted: [W]=WARN
[   40.089236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.089272] Workqueue: netns cleanup_net
[   40.089296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.089321] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.089412] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.089440] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.089484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.089525] RBP: 0000000000000000 R08: ff1296a444882050 R09: ff1296a44644a834
[   40.089566] R10: ff1296a4465f8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.089605] R13: 0000000000000011 R14: ff1296a4465f8000 R15: ff1296a441df6b00
[   40.089649] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.089690] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.089727] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.089767] PKRU: 55555554
[   40.089780] Call Trace:
[   40.089792]  <TASK>
[   40.089805]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.089835]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.089864]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.089886]  cleanup_net (net/core/net_namespace.c:702)
[   40.089907]  process_one_work (kernel/workqueue.c:3314)
[   40.089927]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.089947]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.089968]  kthread (kernel/kthread.c:436)
[   40.089987]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.090008]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.090028]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.090049]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.090165] ------------[ cut here ]------------
| [   40.090194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.090251] Modules linked in:
| [   40.090327] Tainted: [W]=WARN
[   40.090346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.090379] Workqueue: netns cleanup_net
[   40.090401] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.090430] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.090525] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.090555] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.090600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.090638] RBP: 0000000000000000 R08: ff1296a44326bdd0 R09: ff1296a4465f2830
[   40.090685] R10: ff1296a4465f9120 R11: fefefefefefefeff R12: 0000000000000000
[   40.090728] R13: 0000000000000011 R14: ff1296a4465f9000 R15: ff1296a441df6b00
[   40.090776] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.090817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.090853] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.090895] PKRU: 55555554
[   40.090909] Call Trace:
[   40.090922]  <TASK>
[   40.090936]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.090961]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.090990]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.091011]  cleanup_net (net/core/net_namespace.c:702)
[   40.091031]  process_one_work (kernel/workqueue.c:3314)
[   40.091055]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.091085]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.091106]  kthread (kernel/kthread.c:436)
[   40.091129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.091147]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.091166]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.091187]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.091290] ------------[ cut here ]------------
| [   40.091316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.091373] Modules linked in:
| [   40.091449] Tainted: [W]=WARN
[   40.091471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.091506] Workqueue: netns cleanup_net
[   40.091526] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.091556] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.091645] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.091676] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.091716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.091758] RBP: 0000000000000000 R08: ff1296a4448980d0 R09: ff1296a441e3a030
[   40.091798] R10: ff1296a441c33120 R11: fefefefefefefeff R12: 0000000000000000
[   40.091838] R13: 0000000000000011 R14: ff1296a441c33000 R15: ff1296a441df6b00
[   40.091881] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.091931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.091963] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.092005] PKRU: 55555554
[   40.092019] Call Trace:
[   40.092031]  <TASK>
[   40.092045]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.092080]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.092109]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.092132]  cleanup_net (net/core/net_namespace.c:702)
[   40.092159]  process_one_work (kernel/workqueue.c:3314)
[   40.092182]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.092204]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.092226]  kthread (kernel/kthread.c:436)
[   40.092246]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.092269]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.092291]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.092311]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.092416] ------------[ cut here ]------------
| [   40.092477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.092529] Modules linked in:
| [   40.092611] Tainted: [W]=WARN
[   40.092630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.092672] Workqueue: netns cleanup_net
[   40.092697] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.092727] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.092827] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.092854] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.092899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.092936] RBP: 0000000000000000 R08: ff1296a444898110 R09: ff1296a4430e7030
[   40.092979] R10: ff1296a441c32120 R11: fefefefefefefeff R12: 0000000000000000
[   40.093025] R13: 0000000000000011 R14: ff1296a441c32000 R15: ff1296a441df6b00
[   40.093075] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.093120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.093156] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.093198] PKRU: 55555554
[   40.093212] Call Trace:
[   40.093227]  <TASK>
[   40.093241]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.093271]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.093298]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.093320]  cleanup_net (net/core/net_namespace.c:702)
[   40.093342]  process_one_work (kernel/workqueue.c:3314)
[   40.093362]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.093380]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.093400]  kthread (kernel/kthread.c:436)
[   40.093421]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.093444]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.093470]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.093493]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.093595] ------------[ cut here ]------------
| [   40.093620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.093669] Modules linked in:
| [   40.093756] Tainted: [W]=WARN
[   40.093777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.093812] Workqueue: netns cleanup_net
[   40.093835] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.093863] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.093961] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.093992] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.094031] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.094081] RBP: 0000000000000000 R08: ff1296a444882250 R09: ff1296a44498702c
[   40.094125] R10: ff1296a444bf9120 R11: fefefefefefefeff R12: 0000000000000000
[   40.094164] R13: 0000000000000011 R14: ff1296a444bf9000 R15: ff1296a441df6b00
[   40.094207] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.094249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.094276] CR2: 00007f61eeaec574 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.094319] PKRU: 55555554
[   40.094335] Call Trace:
[   40.094349]  <TASK>
[   40.094363]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.094386]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.094415]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.094434]  cleanup_net (net/core/net_namespace.c:702)
[   40.094455]  process_one_work (kernel/workqueue.c:3314)
[   40.094477]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.094503]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.094524]  kthread (kernel/kthread.c:436)
[   40.094545]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.094566]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.094588]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.094614]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.122157] ------------[ cut here ]------------
| [   40.122201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.122258] Modules linked in:
| [   40.122335] Tainted: [W]=WARN
[   40.122354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.122388] Workqueue: netns cleanup_net
[   40.122410] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.122437] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.122532] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.122565] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.122606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.122644] RBP: 0000000000000000 R08: ff1296a443267150 R09: ff1296a446665030
[   40.122680] R10: ff1296a446658120 R11: fefefefefefefeff R12: 0000000000000000
[   40.122719] R13: 0000000000000011 R14: ff1296a446658000 R15: ff1296a441df6b00
[   40.122763] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.122801] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.122834] CR2: 00007f2a2badd668 CR3: 0000000004a7c003 CR4: 0000000000771ef0
[   40.122878] PKRU: 55555554
[   40.122891] Call Trace:
[   40.122903]  <TASK>
[   40.122921]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.122950]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.122972]  cleanup_net (net/core/net_namespace.c:702)
[   40.122994]  process_one_work (kernel/workqueue.c:3314)
[   40.123017]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.123033]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.123058]  kthread (kernel/kthread.c:436)
[   40.123087]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.123107]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.123128]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.123152]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.123259] ------------[ cut here ]------------
| [   40.123284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.123336] Modules linked in:
| [   40.123412] Tainted: [W]=WARN
[   40.123430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.123462] Workqueue: netns cleanup_net
[   40.123482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.123508] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.123602] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.123627] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.123665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.123702] RBP: 0000000000000000 R08: ff1296a4432670d0 R09: ff1296a446654030
[   40.123744] R10: ff1296a44665b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.123786] R13: 0000000000000011 R14: ff1296a44665b000 R15: ff1296a441df6b00
[   40.123826] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.123870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.123899] CR2: 00007f2a2badd668 CR3: 0000000004a7c003 CR4: 0000000000771ef0
[   40.123945] PKRU: 55555554
[   40.123959] Call Trace:
[   40.123971]  <TASK>
[   40.123986]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.124016]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.124041]  cleanup_net (net/core/net_namespace.c:702)
[   40.124071]  process_one_work (kernel/workqueue.c:3314)
[   40.124095]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.124115]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.124136]  kthread (kernel/kthread.c:436)
[   40.124157]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.124176]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.124194]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.124213]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.124314] ------------[ cut here ]------------
| [   40.124341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.124394] Modules linked in:
| [   40.124473] Tainted: [W]=WARN
[   40.124494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.124525] Workqueue: netns cleanup_net
[   40.124544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.124568] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.124671] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.124697] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.124739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.124783] RBP: 0000000000000000 R08: ff1296a443267290 R09: ff1296a446657034
[   40.124825] R10: ff1296a44664e120 R11: fefefefefefefeff R12: 0000000000000000
[   40.124872] R13: 0000000000000011 R14: ff1296a44664e000 R15: ff1296a441df6b00
[   40.124916] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.124963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.124998] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.125044] PKRU: 55555554
[   40.125058] Call Trace:
[   40.125077]  <TASK>
[   40.125092]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.125117]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.125138]  cleanup_net (net/core/net_namespace.c:702)
[   40.125161]  process_one_work (kernel/workqueue.c:3314)
[   40.125182]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.125202]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.125224]  kthread (kernel/kthread.c:436)
[   40.125244]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.125266]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.125287]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.125312]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.125412] ------------[ cut here ]------------
| [   40.125438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.125481] Modules linked in:
| [   40.125562] Tainted: [W]=WARN
[   40.125581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.125613] Workqueue: netns cleanup_net
[   40.125637] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.125661] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.125757] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.125780] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.125825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.125867] RBP: 0000000000000000 R08: ff1296a443267390 R09: ff1296a4449c6830
[   40.125908] R10: ff1296a44664f120 R11: fefefefefefefeff R12: 0000000000000000
[   40.125947] R13: 0000000000000011 R14: ff1296a44664f000 R15: ff1296a441df6b00
[   40.125989] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.126034] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.126076] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.126118] PKRU: 55555554
[   40.126132] Call Trace:
[   40.126145]  <TASK>
[   40.126159]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.126188]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.126206]  cleanup_net (net/core/net_namespace.c:702)
[   40.126228]  process_one_work (kernel/workqueue.c:3314)
[   40.126250]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.126271]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.126291]  kthread (kernel/kthread.c:436)
[   40.126314]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.126337]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.126359]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.126380]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.126473] ------------[ cut here ]------------
| [   40.126498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.126550] Modules linked in:
| [   40.126626] Tainted: [W]=WARN
[   40.126646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.126681] Workqueue: netns cleanup_net
[   40.126705] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.126733] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.126835] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.126863] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.126905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.126947] RBP: 0000000000000000 R08: ff1296a44326b050 R09: ff1296a446650830
[   40.126989] R10: ff1296a446648120 R11: fefefefefefefeff R12: 0000000000000000
[   40.127033] R13: 0000000000000011 R14: ff1296a446648000 R15: ff1296a441df6b00
[   40.127084] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.127129] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.127162] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.127206] PKRU: 55555554
[   40.127219] Call Trace:
[   40.127232]  <TASK>
[   40.127248]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.127275]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.127295]  cleanup_net (net/core/net_namespace.c:702)
[   40.127314]  process_one_work (kernel/workqueue.c:3314)
[   40.127335]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.127354]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.127376]  kthread (kernel/kthread.c:436)
[   40.127397]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.127415]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.127436]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.127455]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.127561] ------------[ cut here ]------------
| [   40.127586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.127642] Modules linked in:
| [   40.127719] Tainted: [W]=WARN
[   40.127741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.127771] Workqueue: netns cleanup_net
[   40.127794] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.127824] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.127925] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.127951] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.127992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.128033] RBP: 0000000000000000 R08: ff1296a442cfd090 R09: ff1296a4465ec030
[   40.128082] R10: ff1296a4465e4120 R11: fefefefefefefeff R12: 0000000000000000
[   40.128123] R13: 0000000000000011 R14: ff1296a4465e4000 R15: ff1296a441df6b00
[   40.128164] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.128204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.128235] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.128277] PKRU: 55555554
[   40.128291] Call Trace:
[   40.128306]  <TASK>
[   40.128324]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.128350]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.128372]  cleanup_net (net/core/net_namespace.c:702)
[   40.128394]  process_one_work (kernel/workqueue.c:3314)
[   40.128413]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.128435]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.128456]  kthread (kernel/kthread.c:436)
[   40.128482]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.128505]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.128524]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.128546]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.128648] ------------[ cut here ]------------
| [   40.128675] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.128716] Modules linked in:
| [   40.128797] Tainted: [W]=WARN
[   40.128819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.128854] Workqueue: netns cleanup_net
[   40.128874] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.128904] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.129009] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.129039] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.129084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.129115] RBP: 0000000000000000 R08: ff1296a4418c7210 R09: ff1296a4465ef030
[   40.129155] R10: ff1296a4465e7120 R11: fefefefefefefeff R12: 0000000000000000
[   40.129199] R13: 0000000000000011 R14: ff1296a4465e7000 R15: ff1296a441df6b00
[   40.129241] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.129288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.129322] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.129366] PKRU: 55555554
[   40.129380] Call Trace:
[   40.129393]  <TASK>
[   40.129407]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.129437]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.129457]  cleanup_net (net/core/net_namespace.c:702)
[   40.129478]  process_one_work (kernel/workqueue.c:3314)
[   40.129501]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.129520]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.129541]  kthread (kernel/kthread.c:436)
[   40.129562]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.129585]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.129604]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.129621]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.129718] ------------[ cut here ]------------
| [   40.129744] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.129805] Modules linked in:
| [   40.129888] Tainted: [W]=WARN
[   40.129912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.129946] Workqueue: netns cleanup_net
[   40.129965] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.129994] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.130093] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.130118] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.130163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.130203] RBP: 0000000000000000 R08: ff1296a443281850 R09: ff1296a4465de034
[   40.130243] R10: ff1296a4465e2120 R11: fefefefefefefeff R12: 0000000000000000
[   40.130276] R13: 0000000000000011 R14: ff1296a4465e2000 R15: ff1296a441df6b00
[   40.130320] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.130360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.130393] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.130438] PKRU: 55555554
[   40.130450] Call Trace:
[   40.130464]  <TASK>
[   40.130476]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.130500]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.130521]  cleanup_net (net/core/net_namespace.c:702)
[   40.130542]  process_one_work (kernel/workqueue.c:3314)
[   40.130564]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.130583]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.130603]  kthread (kernel/kthread.c:436)
[   40.130622]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.130641]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.130661]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.130684]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.130774] ------------[ cut here ]------------
| [   40.130797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.130850] Modules linked in:
| [   40.130934] Tainted: [W]=WARN
[   40.130954] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.130987] Workqueue: netns cleanup_net
[   40.131010] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.131035] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.131143] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.131168] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.131201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.131241] RBP: 0000000000000000 R08: ff1296a44487ec50 R09: ff1296a4465e9830
[   40.131278] R10: ff1296a4465e3120 R11: fefefefefefefeff R12: 0000000000000000
[   40.131325] R13: 0000000000000011 R14: ff1296a4465e3000 R15: ff1296a441df6b00
[   40.131364] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.131403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.131444] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.131488] PKRU: 55555554
[   40.131503] Call Trace:
[   40.131516]  <TASK>
[   40.131531]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.131555]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.131579]  cleanup_net (net/core/net_namespace.c:702)
[   40.131596]  process_one_work (kernel/workqueue.c:3314)
[   40.131624]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.131643]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.131661]  kthread (kernel/kthread.c:436)
[   40.131679]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.131702]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.131725]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.131745]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.131844] ------------[ cut here ]------------
| [   40.131871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.131929] Modules linked in:
| [   40.132004] Tainted: [W]=WARN
[   40.132023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.132059] Workqueue: netns cleanup_net
[   40.132082] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.132109] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.132208] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.132234] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.132269] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.132310] RBP: 0000000000000000 R08: ff1296a443281550 R09: ff1296a4465eb830
[   40.132349] R10: ff1296a44645c120 R11: fefefefefefefeff R12: 0000000000000000
[   40.132383] R13: 0000000000000011 R14: ff1296a44645c000 R15: ff1296a441df6b00
[   40.132430] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.132475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.132513] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.132557] PKRU: 55555554
[   40.132572] Call Trace:
[   40.132584]  <TASK>
[   40.132597]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.132626]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.132649]  cleanup_net (net/core/net_namespace.c:702)
[   40.132670]  process_one_work (kernel/workqueue.c:3314)
[   40.132695]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.132715]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.132735]  kthread (kernel/kthread.c:436)
[   40.132760]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.132782]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.132801]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.132821]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.132931] ------------[ cut here ]------------
| [   40.132961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.133014] Modules linked in:
| [   40.133098] Tainted: [W]=WARN
[   40.133119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.133153] Workqueue: netns cleanup_net
[   40.133176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.133202] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.133300] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.133323] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.133358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.133393] RBP: 0000000000000000 R08: ff1296a442cc22d0 R09: ff1296a446438030
[   40.133429] R10: ff1296a446441120 R11: fefefefefefefeff R12: 0000000000000000
[   40.133473] R13: 0000000000000011 R14: ff1296a446441000 R15: ff1296a441df6b00
[   40.133514] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.133553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.133586] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.133626] PKRU: 55555554
[   40.133638] Call Trace:
[   40.133655]  <TASK>
[   40.133669]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.133698]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.133718]  cleanup_net (net/core/net_namespace.c:702)
[   40.133740]  process_one_work (kernel/workqueue.c:3314)
[   40.133762]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.133783]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.133804]  kthread (kernel/kthread.c:436)
[   40.133820]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.133840]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.133859]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.133880]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.133979] ------------[ cut here ]------------
| [   40.134005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.134059] Modules linked in:
| [   40.134147] Tainted: [W]=WARN
[   40.134167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.134202] Workqueue: netns cleanup_net
[   40.134221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.134250] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.134349] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.134375] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.134418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.134455] RBP: 0000000000000000 R08: ff1296a44489e050 R09: ff1296a44643b030
[   40.134493] R10: ff1296a446434120 R11: fefefefefefefeff R12: 0000000000000000
[   40.134535] R13: 0000000000000011 R14: ff1296a446434000 R15: ff1296a441df6b00
[   40.134581] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.134623] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.134654] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.134697] PKRU: 55555554
[   40.134711] Call Trace:
[   40.134725]  <TASK>
[   40.134740]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.134768]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.134790]  cleanup_net (net/core/net_namespace.c:702)
[   40.134817]  process_one_work (kernel/workqueue.c:3314)
[   40.134837]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.134857]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.134879]  kthread (kernel/kthread.c:436)
[   40.134901]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.134926]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.134949]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.134971]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.135081] ------------[ cut here ]------------
| [   40.135109] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.135163] Modules linked in:
| [   40.135234] Tainted: [W]=WARN
[   40.135258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.135295] Workqueue: netns cleanup_net
[   40.135317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.135346] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.135445] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.135472] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.135509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.135552] RBP: 0000000000000000 R08: ff1296a442d034d0 R09: ff1296a44643c834
[   40.135593] R10: ff1296a446437120 R11: fefefefefefefeff R12: 0000000000000000
[   40.135634] R13: 0000000000000011 R14: ff1296a446437000 R15: ff1296a441df6b00
[   40.135678] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.135719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.135754] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.135792] PKRU: 55555554
[   40.135805] Call Trace:
[   40.135820]  <TASK>
[   40.135834]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.135860]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.135880]  cleanup_net (net/core/net_namespace.c:702)
[   40.135901]  process_one_work (kernel/workqueue.c:3314)
[   40.135921]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.135940]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.135961]  kthread (kernel/kthread.c:436)
[   40.135984]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.136004]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.136026]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.136048]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.136156] ------------[ cut here ]------------
| [   40.136182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.136230] Modules linked in:
| [   40.136309] Tainted: [W]=WARN
[   40.136329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.136364] Workqueue: netns cleanup_net
[   40.136383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.136412] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.136508] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.136536] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.136574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.136612] RBP: 0000000000000000 R08: ff1296a44123d5d0 R09: ff1296a444b74030
[   40.136652] R10: ff1296a446430120 R11: fefefefefefefeff R12: 0000000000000000
[   40.136695] R13: 0000000000000011 R14: ff1296a446430000 R15: ff1296a441df6b00
[   40.136735] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.136774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.136812] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.136858] PKRU: 55555554
[   40.136873] Call Trace:
[   40.136885]  <TASK>
[   40.136902]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.136929]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.136950]  cleanup_net (net/core/net_namespace.c:702)
[   40.136974]  process_one_work (kernel/workqueue.c:3314)
[   40.136996]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.137016]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.137037]  kthread (kernel/kthread.c:436)
[   40.137060]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.137086]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.137105]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.137125]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.137222] ------------[ cut here ]------------
| [   40.137247] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.137303] Modules linked in:
| [   40.137382] Tainted: [W]=WARN
[   40.137405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.137441] Workqueue: netns cleanup_net
[   40.137464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.137492] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.137588] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.137614] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.137651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.137694] RBP: 0000000000000000 R08: ff1296a4433940d0 R09: ff1296a444b76030
[   40.137735] R10: ff1296a446431120 R11: fefefefefefefeff R12: 0000000000000000
[   40.137773] R13: 0000000000000011 R14: ff1296a446431000 R15: ff1296a441df6b00
[   40.137815] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.137858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.137894] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.137939] PKRU: 55555554
[   40.137954] Call Trace:
[   40.137968]  <TASK>
[   40.137982]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.138009]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.138030]  cleanup_net (net/core/net_namespace.c:702)
[   40.138052]  process_one_work (kernel/workqueue.c:3314)
[   40.138081]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.138104]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.138125]  kthread (kernel/kthread.c:436)
[   40.138144]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.138167]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.138192]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.138216]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.144113] ------------[ cut here ]------------
| [   40.144150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.144215] Modules linked in:
| [   40.144291] Tainted: [W]=WARN
[   40.144311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.144351] Workqueue: netns cleanup_net
[   40.144372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.144398] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.144483] RSP: 0018:ff4ea078c0247be8 EFLAGS: 00010286
[   40.144511] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   40.144549] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.144591] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446431034
[   40.144633] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[   40.144670] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a441df6b00
[   40.144708] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.144750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.144783] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.144822] PKRU: 55555554
[   40.144835] Call Trace:
[   40.144847]  <TASK>
[   40.144860]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.144885]  notifier_call_chain (kernel/notifier.c:85)
[   40.144906]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   40.144937]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   40.144970]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   40.144990]  default_device_exit_batch (net/core/dev.c:13084)
[   40.145018]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.145038]  cleanup_net (net/core/net_namespace.c:702)
[   40.145058]  process_one_work (kernel/workqueue.c:3314)
[   40.145088]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.145110]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.145136]  kthread (kernel/kthread.c:436)
[   40.145159]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.145181]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.145204]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.145229]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.145316] ------------[ cut here ]------------
| [   40.145348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.145403] Modules linked in:
| [   40.145477] Tainted: [W]=WARN
[   40.145500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.145530] Workqueue: netns cleanup_net
[   40.145552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.145579] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.145671] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.145700] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.145741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.145782] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446431034
[   40.145824] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[   40.145868] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a441df6b00
[   40.145909] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.145949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.145981] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.146024] PKRU: 55555554
[   40.146039] Call Trace:
[   40.146054]  <TASK>
[   40.146078]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.146100]  __dev_notify_flags (net/core/dev.c:9787)
[   40.146122]  netif_change_flags (net/core/dev.c:9820)
[   40.146148]  dev_change_flags (net/core/dev_api.c:68)
[   40.146170]  cycle_netdev (drivers/net/vrf.c:1001)
[   40.146193]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.146214]  default_device_exit_batch (net/core/dev.c:13084)
[   40.146242]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.146263]  cleanup_net (net/core/net_namespace.c:702)
[   40.146284]  process_one_work (kernel/workqueue.c:3314)
[   40.146305]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.146325]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.146349]  kthread (kernel/kthread.c:436)
[   40.146371]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.146392]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.146413]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.146434]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.146514] ------------[ cut here ]------------
| [   40.146542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.146593] Modules linked in:
| [   40.146667] Tainted: [W]=WARN
[   40.146686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.146716] Workqueue: netns cleanup_net
[   40.146738] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.146765] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.146857] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.146882] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.146922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.146960] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446431034
[   40.147001] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[   40.147040] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a441df6b00
[   40.147093] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.147133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.147168] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.147208] PKRU: 55555554
[   40.147223] Call Trace:
[   40.147235]  <TASK>
[   40.147251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.147272]  __dev_notify_flags (net/core/dev.c:9787)
[   40.147293]  netif_change_flags (net/core/dev.c:9820)
[   40.147313]  dev_change_flags (net/core/dev_api.c:68)
[   40.147336]  cycle_netdev (drivers/net/vrf.c:1003)
[   40.147357]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.147375]  default_device_exit_batch (net/core/dev.c:13084)
[   40.147400]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.147423]  cleanup_net (net/core/net_namespace.c:702)
[   40.147445]  process_one_work (kernel/workqueue.c:3314)
[   40.147466]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.147487]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.147512]  kthread (kernel/kthread.c:436)
[   40.147533]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.147559]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.147582]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.147603]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.147689] ------------[ cut here ]------------
| [   40.147718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.147768] Modules linked in:
| [   40.147839] Tainted: [W]=WARN
[   40.147858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.147890] Workqueue: netns cleanup_net
[   40.147910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.147939] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.148029] RSP: 0018:ff4ea078c0247be8 EFLAGS: 00010286
[   40.148058] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[   40.148103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.148147] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a446431034
[   40.148187] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[   40.148225] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a441df6b00
[   40.148268] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.148309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.148342] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.148383] PKRU: 55555554
[   40.148398] Call Trace:
[   40.148410]  <TASK>
[   40.148421]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   40.148448]  notifier_call_chain (kernel/notifier.c:85)
[   40.148468]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   40.148499]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   40.148531]  vrf_dellink (drivers/net/vrf.c:1060 drivers/net/vrf.c:1629)
[   40.148551]  default_device_exit_batch (net/core/dev.c:13084)
[   40.148578]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.148597]  cleanup_net (net/core/net_namespace.c:702)
[   40.148617]  process_one_work (kernel/workqueue.c:3314)
[   40.148637]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.148661]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.148681]  kthread (kernel/kthread.c:436)
[   40.148704]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.148725]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.148745]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.148769]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.148852] ------------[ cut here ]------------
| [   40.148877] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.148931] Modules linked in:
| [   40.149004] Tainted: [W]=WARN
[   40.149025] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.149058] Workqueue: netns cleanup_net
[   40.149086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.149114] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.149208] RSP: 0018:ff4ea078c0247be0 EFLAGS: 00010286
[   40.149238] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   40.149277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.149319] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a446431034
[   40.149356] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[   40.149400] R13: 0000000000000010 R14: ff1296a44641a000 R15: ff1296a441df6b00
[   40.149440] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.149480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.149513] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.149550] PKRU: 55555554
[   40.149565] Call Trace:
[   40.149578]  <TASK>
[   40.149596]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.149619]  __dev_notify_flags (net/core/dev.c:9787)
[   40.149639]  netif_change_flags (net/core/dev.c:9820)
[   40.149662]  dev_change_flags (net/core/dev_api.c:68)
[   40.149682]  cycle_netdev (drivers/net/vrf.c:1001)
[   40.149703]  vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629)
[   40.149727]  default_device_exit_batch (net/core/dev.c:13084)
[   40.149753]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.149774]  cleanup_net (net/core/net_namespace.c:702)
[   40.149795]  process_one_work (kernel/workqueue.c:3314)
[   40.149814]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.149833]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.149854]  kthread (kernel/kthread.c:436)
[   40.149877]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.149897]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.149919]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.149941]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.150059] ------------[ cut here ]------------
| [   40.150094] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.150152] Modules linked in:
| [   40.150232] Tainted: [W]=WARN
[   40.150253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.150289] Workqueue: netns cleanup_net
[   40.150312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.150339] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.150437] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.150463] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.150503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.150539] RBP: 0000000000000000 R08: ff1296a442ce6090 R09: ff1296a446431030
[   40.150583] R10: ff1296a44641b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.150623] R13: 0000000000000010 R14: ff1296a44641b000 R15: ff1296a441df6b00
[   40.150663] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.150705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.150736] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.150777] PKRU: 55555554
[   40.150798] Call Trace:
[   40.150810]  <TASK>
[   40.150827]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.150849]  netif_close_many (net/core/dev.c:1804)
[   40.150871]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.150899]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.150925]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.150953]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.150978]  cleanup_net (net/core/net_namespace.c:702)
[   40.150999]  process_one_work (kernel/workqueue.c:3314)
[   40.151021]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.151040]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.151058]  kthread (kernel/kthread.c:436)
[   40.151084]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.151104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.151129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.151150]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.151233] ------------[ cut here ]------------
| [   40.151259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.151309] Modules linked in:
| [   40.151382] Tainted: [W]=WARN
[   40.151400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.151431] Workqueue: netns cleanup_net
[   40.151454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.151480] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.151574] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.151604] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.151642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.151682] RBP: 0000000000000000 R08: ff1296a44326b210 R09: ff1296a44643102c
[   40.151723] R10: ff1296a44664b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.151762] R13: 0000000000000010 R14: ff1296a44664b000 R15: ff1296a441df6b00
[   40.151803] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.151848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.151883] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.151922] PKRU: 55555554
[   40.151936] Call Trace:
[   40.151949]  <TASK>
[   40.151962]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.151982]  netif_close_many (net/core/dev.c:1804)
[   40.152003]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.152030]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.152055]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.152084]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.152112]  cleanup_net (net/core/net_namespace.c:702)
[   40.152133]  process_one_work (kernel/workqueue.c:3314)
[   40.152156]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.152182]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.152203]  kthread (kernel/kthread.c:436)
[   40.152224]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.152248]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.152268]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.152290]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.152359] ------------[ cut here ]------------
| [   40.152385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.152438] Modules linked in:
| [   40.152510] Tainted: [W]=WARN
[   40.152532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.152562] Workqueue: netns cleanup_net
[   40.152583] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.152611] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.152699] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.152727] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.152768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.152809] RBP: 0000000000000000 R08: ff1296a442cc2810 R09: ff1296a44643102c
[   40.152846] R10: ff1296a44645f120 R11: fefefefefefefeff R12: 0000000000000000
[   40.152888] R13: 0000000000000010 R14: ff1296a44645f000 R15: ff1296a441df6b00
[   40.152928] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.152966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.153004] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.153040] PKRU: 55555554
[   40.153053] Call Trace:
[   40.153075]  <TASK>
[   40.153092]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.153115]  netif_close_many (net/core/dev.c:1804)
[   40.153139]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.153170]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.153198]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.153227]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.153250]  cleanup_net (net/core/net_namespace.c:702)
[   40.153271]  process_one_work (kernel/workqueue.c:3314)
[   40.153293]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.153314]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.153335]  kthread (kernel/kthread.c:436)
[   40.153357]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.153383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.153402]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.153422]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.153492] ------------[ cut here ]------------
| [   40.153519] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.153574] Modules linked in:
| [   40.153648] Tainted: [W]=WARN
[   40.153667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.153704] Workqueue: netns cleanup_net
[   40.153725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.153754] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.153839] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.153864] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.153904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.153951] RBP: 0000000000000000 R08: ff1296a44326b650 R09: ff1296a446431030
[   40.153988] R10: ff1296a446b51120 R11: fefefefefefefeff R12: 0000000000000000
[   40.154032] R13: 0000000000000010 R14: ff1296a446b51000 R15: ff1296a441df6b00
[   40.154080] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.154121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.154155] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.154193] PKRU: 55555554
[   40.154208] Call Trace:
[   40.154221]  <TASK>
[   40.154234]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.154258]  netif_close_many (net/core/dev.c:1804)
[   40.154283]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.154310]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.154336]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.154361]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.154383]  cleanup_net (net/core/net_namespace.c:702)
[   40.154407]  process_one_work (kernel/workqueue.c:3314)
[   40.154427]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.154448]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.154468]  kthread (kernel/kthread.c:436)
[   40.154491]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.154511]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.154531]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.154552]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.154625] ------------[ cut here ]------------
| [   40.154651] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.154701] Modules linked in:
| [   40.154783] Tainted: [W]=WARN
[   40.154803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.154836] Workqueue: netns cleanup_net
[   40.154861] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.154886] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.154971] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.154997] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.155041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.155110] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446431034
[   40.155167] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[   40.155209] R13: 0000000000000010 R14: ff1296a446b04000 R15: ff1296a441df6b00
[   40.155249] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.155287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.155327] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.155375] PKRU: 55555554
[   40.155389] Call Trace:
[   40.155404]  <TASK>
[   40.155415]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.155437]  netif_close_many (net/core/dev.c:1804)
[   40.155457]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.155483]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.155514]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.155539]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.155561]  cleanup_net (net/core/net_namespace.c:702)
[   40.155583]  process_one_work (kernel/workqueue.c:3314)
[   40.155608]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.155627]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.155649]  kthread (kernel/kthread.c:436)
[   40.155671]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.155697]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.155720]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.155743]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.155817] ------------[ cut here ]------------
| [   40.155848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.155896] Modules linked in:
| [   40.155996] Tainted: [W]=WARN
[   40.156014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.156048] Workqueue: netns cleanup_net
[   40.156082] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.156108] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.156196] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.156224] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.156265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.156304] RBP: 0000000000000000 R08: ff1296a44485dc10 R09: ff1296a446431030
[   40.156340] R10: ff1296a446b05120 R11: fefefefefefefeff R12: 0000000000000000
[   40.156386] R13: 0000000000000010 R14: ff1296a446b05000 R15: ff1296a441df6b00
[   40.156426] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.156469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.156505] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.156546] PKRU: 55555554
[   40.156565] Call Trace:
[   40.156579]  <TASK>
[   40.156594]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.156615]  netif_close_many (net/core/dev.c:1804)
[   40.156637]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.156662]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.156687]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.156713]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.156734]  cleanup_net (net/core/net_namespace.c:702)
[   40.156754]  process_one_work (kernel/workqueue.c:3314)
[   40.156775]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.156796]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.156818]  kthread (kernel/kthread.c:436)
[   40.156838]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.156860]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.156879]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.156900]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.156979] ------------[ cut here ]------------
| [   40.157005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.157059] Modules linked in:
| [   40.157136] Tainted: [W]=WARN
[   40.157155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.157188] Workqueue: netns cleanup_net
[   40.157208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.157231] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.157328] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.157355] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.157390] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.157431] RBP: 0000000000000000 R08: ff1296a444882cd0 R09: ff1296a446431030
[   40.157471] R10: ff1296a44660a120 R11: fefefefefefefeff R12: 0000000000000000
[   40.157509] R13: 0000000000000010 R14: ff1296a44660a000 R15: ff1296a441df6b00
[   40.157551] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.157590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.157623] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.157662] PKRU: 55555554
[   40.157676] Call Trace:
[   40.157691]  <TASK>
[   40.157705]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.157723]  netif_close_many (net/core/dev.c:1804)
[   40.157747]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.157773]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.157802]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.157829]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.157849]  cleanup_net (net/core/net_namespace.c:702)
[   40.157869]  process_one_work (kernel/workqueue.c:3314)
[   40.157890]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.157915]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.157940]  kthread (kernel/kthread.c:436)
[   40.157960]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.157982]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.158005]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.158025]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.158098] ------------[ cut here ]------------
| [   40.158125] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.158174] Modules linked in:
| [   40.158247] Tainted: [W]=WARN
[   40.158267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.158300] Workqueue: netns cleanup_net
[   40.158318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.158348] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.158437] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.158463] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.158505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.158548] RBP: 0000000000000000 R08: ff1296a44326bcd0 R09: ff1296a44643102c
[   40.158588] R10: ff1296a44641c120 R11: fefefefefefefeff R12: 0000000000000000
[   40.158630] R13: 0000000000000010 R14: ff1296a44641c000 R15: ff1296a441df6b00
[   40.158670] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.158710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.158743] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.158782] PKRU: 55555554
[   40.158797] Call Trace:
[   40.158809]  <TASK>
[   40.158822]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.158848]  netif_close_many (net/core/dev.c:1804)
[   40.158869]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.158902]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.158929]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.158956]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.158976]  cleanup_net (net/core/net_namespace.c:702)
[   40.158997]  process_one_work (kernel/workqueue.c:3314)
[   40.159019]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.159038]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.159057]  kthread (kernel/kthread.c:436)
[   40.159085]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.159109]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.159129]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.159150]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.159280] ------------[ cut here ]------------
| [   40.159310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.159361] Modules linked in:
| [   40.159434] Tainted: [W]=WARN
[   40.159463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.159499] Workqueue: netns cleanup_net
[   40.159519] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.159548] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.159645] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.159670] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.159706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.159745] RBP: 0000000000000000 R08: ff1296a442ce6090 R09: ff1296a446410030
[   40.159781] R10: ff1296a44641b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.159819] R13: 0000000000000011 R14: ff1296a44641b000 R15: ff1296a441df6b00
[   40.159862] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.159904] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.159945] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.159982] PKRU: 55555554
[   40.159997] Call Trace:
[   40.160009]  <TASK>
[   40.160022]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.160050]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.160093]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.160119]  cleanup_net (net/core/net_namespace.c:702)
[   40.160140]  process_one_work (kernel/workqueue.c:3314)
[   40.160165]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.160185]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.160206]  kthread (kernel/kthread.c:436)
[   40.160227]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.160247]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.160270]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.160293]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.160396] ------------[ cut here ]------------
| [   40.160422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.160477] Modules linked in:
| [   40.160545] Tainted: [W]=WARN
[   40.160565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.160603] Workqueue: netns cleanup_net
[   40.160624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.160651] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.160745] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.160773] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.160818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.160855] RBP: 0000000000000000 R08: ff1296a44326b210 R09: ff1296a44665182c
[   40.160897] R10: ff1296a44664b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.160938] R13: 0000000000000011 R14: ff1296a44664b000 R15: ff1296a441df6b00
[   40.160978] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.161018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.161050] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.161090] PKRU: 55555554
[   40.161106] Call Trace:
[   40.161125]  <TASK>
[   40.161138]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.161164]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.161192]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.161213]  cleanup_net (net/core/net_namespace.c:702)
[   40.161234]  process_one_work (kernel/workqueue.c:3314)
[   40.161255]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.161275]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.161295]  kthread (kernel/kthread.c:436)
[   40.161315]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.161336]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.161357]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.161378]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.161479] ------------[ cut here ]------------
| [   40.161508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.161557] Modules linked in:
| [   40.161631] Tainted: [W]=WARN
[   40.161653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.161687] Workqueue: netns cleanup_net
[   40.161708] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.161740] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.161828] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.161854] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.161894] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.161937] RBP: 0000000000000000 R08: ff1296a442cc2810 R09: ff1296a4465d902c
[   40.161977] R10: ff1296a44645f120 R11: fefefefefefefeff R12: 0000000000000000
[   40.162020] R13: 0000000000000011 R14: ff1296a44645f000 R15: ff1296a441df6b00
[   40.162061] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.162107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.162142] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.162178] PKRU: 55555554
[   40.162193] Call Trace:
[   40.162205]  <TASK>
[   40.162218]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.162247]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.162274]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.162293]  cleanup_net (net/core/net_namespace.c:702)
[   40.162316]  process_one_work (kernel/workqueue.c:3314)
[   40.162337]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.162356]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.162381]  kthread (kernel/kthread.c:436)
[   40.162403]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.162424]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.162445]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.162468]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.162576] ------------[ cut here ]------------
| [   40.162600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.162655] Modules linked in:
| [   40.162729] Tainted: [W]=WARN
[   40.162749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.162786] Workqueue: netns cleanup_net
[   40.162812] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.162839] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.162924] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.162952] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.162992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.163033] RBP: 0000000000000000 R08: ff1296a44326b650 R09: ff1296a446666030
[   40.163079] R10: ff1296a446b51120 R11: fefefefefefefeff R12: 0000000000000000
[   40.163118] R13: 0000000000000011 R14: ff1296a446b51000 R15: ff1296a441df6b00
[   40.163158] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.163196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.163229] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.163268] PKRU: 55555554
[   40.163282] Call Trace:
[   40.163294]  <TASK>
[   40.163309]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.163336]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.163363]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.163385]  cleanup_net (net/core/net_namespace.c:702)
[   40.163407]  process_one_work (kernel/workqueue.c:3314)
[   40.163434]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.163454]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.163480]  kthread (kernel/kthread.c:436)
[   40.163501]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.163522]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.163542]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.163565]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.163668] ------------[ cut here ]------------
| [   40.163695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.163746] Modules linked in:
| [   40.163822] Tainted: [W]=WARN
[   40.163841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.163875] Workqueue: netns cleanup_net
[   40.163898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.163925] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.164016] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.164041] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.164090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.164129] RBP: 0000000000000000 R08: ff1296a44490d190 R09: ff1296a446420834
[   40.164180] R10: ff1296a446b04120 R11: fefefefefefefeff R12: 0000000000000000
[   40.164220] R13: 0000000000000011 R14: ff1296a446b04000 R15: ff1296a441df6b00
[   40.164262] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.164303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.164338] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.164379] PKRU: 55555554
[   40.164394] Call Trace:
[   40.164406]  <TASK>
[   40.164424]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.164454]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.164481]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.164502]  cleanup_net (net/core/net_namespace.c:702)
[   40.164524]  process_one_work (kernel/workqueue.c:3314)
[   40.164546]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.164569]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.164592]  kthread (kernel/kthread.c:436)
[   40.164613]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.164632]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.164655]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.164676]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.164781] ------------[ cut here ]------------
| [   40.164810] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.164865] Modules linked in:
| [   40.164936] Tainted: [W]=WARN
[   40.164955] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.164987] Workqueue: netns cleanup_net
[   40.165007] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.165034] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.165128] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.165158] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.165193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.165233] RBP: 0000000000000000 R08: ff1296a44485dc10 R09: ff1296a446427030
[   40.165276] R10: ff1296a446b05120 R11: fefefefefefefeff R12: 0000000000000000
[   40.165314] R13: 0000000000000011 R14: ff1296a446b05000 R15: ff1296a441df6b00
[   40.165354] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.165395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.165427] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.165466] PKRU: 55555554
[   40.165483] Call Trace:
[   40.165499]  <TASK>
[   40.165514]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.165540]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.165569]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.165590]  cleanup_net (net/core/net_namespace.c:702)
[   40.165611]  process_one_work (kernel/workqueue.c:3314)
[   40.165632]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.165653]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.165674]  kthread (kernel/kthread.c:436)
[   40.165698]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.165720]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.165741]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.165762]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.165863] ------------[ cut here ]------------
| [   40.165891] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.165944] Modules linked in:
| [   40.166015] Tainted: [W]=WARN
[   40.166036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.166068] Workqueue: netns cleanup_net
[   40.166087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.166117] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.166211] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.166240] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.166284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.166320] RBP: 0000000000000000 R08: ff1296a444882cd0 R09: ff1296a4449a8830
[   40.166359] R10: ff1296a44660a120 R11: fefefefefefefeff R12: 0000000000000000
[   40.166397] R13: 0000000000000011 R14: ff1296a44660a000 R15: ff1296a441df6b00
[   40.166436] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.166480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.166514] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.166558] PKRU: 55555554
[   40.166578] Call Trace:
[   40.166591]  <TASK>
[   40.166606]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.166634]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.166660]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.166682]  cleanup_net (net/core/net_namespace.c:702)
[   40.166703]  process_one_work (kernel/workqueue.c:3314)
[   40.166724]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.166745]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.166764]  kthread (kernel/kthread.c:436)
[   40.166785]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.166808]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.166831]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.166852]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.166958] ------------[ cut here ]------------
| [   40.166984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.167035] Modules linked in:
| [   40.167168] Tainted: [W]=WARN
[   40.167194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.167228] Workqueue: netns cleanup_net
[   40.167248] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.167273] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.167360] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.167387] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.167432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.167474] RBP: 0000000000000000 R08: ff1296a4448827d0 R09: ff1296a4449aa034
[   40.167511] R10: ff1296a44641a120 R11: fefefefefefefeff R12: 0000000000000000
[   40.167550] R13: 0000000000000011 R14: ff1296a44641a000 R15: ff1296a441df6b00
[   40.167590] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.167630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.167661] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.167702] PKRU: 55555554
[   40.167717] Call Trace:
[   40.167732]  <TASK>
[   40.167745]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.167771]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.167799]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.167820]  cleanup_net (net/core/net_namespace.c:702)
[   40.167842]  process_one_work (kernel/workqueue.c:3314)
[   40.167865]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.167886]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.167908]  kthread (kernel/kthread.c:436)
[   40.167929]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.167949]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.167970]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.167989]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.168100] ------------[ cut here ]------------
| [   40.168127] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.168188] Modules linked in:
| [   40.168260] Tainted: [W]=WARN
[   40.168280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.168310] Workqueue: netns cleanup_net
[   40.168329] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.168360] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.168449] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.168477] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.168515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.168554] RBP: 0000000000000000 R08: ff1296a44326bcd0 R09: ff1296a444b7782c
[   40.168593] R10: ff1296a44641c120 R11: fefefefefefefeff R12: 0000000000000000
[   40.168634] R13: 0000000000000011 R14: ff1296a44641c000 R15: ff1296a441df6b00
[   40.168674] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.168719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.168753] CR2: 00007f2a2badd668 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.168794] PKRU: 55555554
[   40.168808] Call Trace:
[   40.168821]  <TASK>
[   40.168833]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.168862]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.168893]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.168915]  cleanup_net (net/core/net_namespace.c:702)
[   40.168937]  process_one_work (kernel/workqueue.c:3314)
[   40.168958]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.168979]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.169001]  kthread (kernel/kthread.c:436)
[   40.169023]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.169042]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.169067]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.169106]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.217137] ------------[ cut here ]------------
| [   40.217199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.217257] Modules linked in:
| [   40.217338] Tainted: [W]=WARN
[   40.217357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.217390] Workqueue: netns cleanup_net
[   40.217413] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.217444] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.217540] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.217571] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.217613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.217658] RBP: 0000000000000000 R08: ff1296a444878c50 R09: ff1296a446af4830
[   40.217695] R10: ff1296a446af8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.217733] R13: 0000000000000011 R14: ff1296a446af8000 R15: ff1296a441df6b00
[   40.217776] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.217815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.217848] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.217885] PKRU: 55555554
[   40.217905] Call Trace:
[   40.217918]  <TASK>
[   40.217937]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.217964]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.217987]  cleanup_net (net/core/net_namespace.c:702)
[   40.218008]  process_one_work (kernel/workqueue.c:3314)
[   40.218029]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.218048]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.218081]  kthread (kernel/kthread.c:436)
[   40.218104]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.218123]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.218145]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.218167]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.218282] ------------[ cut here ]------------
| [   40.218309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.218361] Modules linked in:
| [   40.218433] Tainted: [W]=WARN
[   40.218453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.218483] Workqueue: netns cleanup_net
[   40.218504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.218533] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.218621] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.218647] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.218688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.218731] RBP: 0000000000000000 R08: ff1296a4418c7cd0 R09: ff1296a446af7030
[   40.218766] R10: ff1296a446afb120 R11: fefefefefefefeff R12: 0000000000000000
[   40.218803] R13: 0000000000000011 R14: ff1296a446afb000 R15: ff1296a441df6b00
[   40.218842] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.218886] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.218920] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.218959] PKRU: 55555554
[   40.218974] Call Trace:
[   40.218990]  <TASK>
[   40.219003]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.219028]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.219050]  cleanup_net (net/core/net_namespace.c:702)
[   40.219078]  process_one_work (kernel/workqueue.c:3314)
[   40.219101]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.219122]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.219144]  kthread (kernel/kthread.c:436)
[   40.219171]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.219192]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.219213]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.219235]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.219338] ------------[ cut here ]------------
| [   40.219369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.219422] Modules linked in:
| [   40.219494] Tainted: [W]=WARN
[   40.219514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.219548] Workqueue: netns cleanup_net
[   40.219573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.219601] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.219688] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.219714] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.219755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.219799] RBP: 0000000000000000 R08: ff1296a444882210 R09: ff1296a446ae5034
[   40.219838] R10: ff1296a446aee120 R11: fefefefefefefeff R12: 0000000000000000
[   40.219877] R13: 0000000000000011 R14: ff1296a446aee000 R15: ff1296a441df6b00
[   40.219921] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.219958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.219990] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.220028] PKRU: 55555554
[   40.220042] Call Trace:
[   40.220058]  <TASK>
[   40.220081]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.220111]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.220134]  cleanup_net (net/core/net_namespace.c:702)
[   40.220157]  process_one_work (kernel/workqueue.c:3314)
[   40.220177]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.220197]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.220217]  kthread (kernel/kthread.c:436)
[   40.220238]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.220259]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.220278]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.220299]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.220395] ------------[ cut here ]------------
| [   40.220421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.220471] Modules linked in:
| [   40.220544] Tainted: [W]=WARN
[   40.220567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.220603] Workqueue: netns cleanup_net
[   40.220623] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.220650] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.220738] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.220764] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.220806] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.220846] RBP: 0000000000000000 R08: ff1296a443372650 R09: ff1296a446af0830
[   40.220882] R10: ff1296a446aef120 R11: fefefefefefefeff R12: 0000000000000000
[   40.220924] R13: 0000000000000011 R14: ff1296a446aef000 R15: ff1296a441df6b00
[   40.220964] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.221005] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.221037] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.221088] PKRU: 55555554
[   40.221104] Call Trace:
[   40.221119]  <TASK>
[   40.221135]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.221166]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.221187]  cleanup_net (net/core/net_namespace.c:702)
[   40.221209]  process_one_work (kernel/workqueue.c:3314)
[   40.221230]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.221250]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.221270]  kthread (kernel/kthread.c:436)
[   40.221291]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.221313]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.221335]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.221356]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.221453] ------------[ cut here ]------------
| [   40.221478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.221530] Modules linked in:
| [   40.221603] Tainted: [W]=WARN
[   40.221624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.221661] Workqueue: netns cleanup_net
[   40.221682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.221710] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.221804] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.221829] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.221874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.221914] RBP: 0000000000000000 R08: ff1296a443281050 R09: ff1296a446ade830
[   40.221953] R10: ff1296a446ae8120 R11: fefefefefefefeff R12: 0000000000000000
[   40.221990] R13: 0000000000000011 R14: ff1296a446ae8000 R15: ff1296a441df6b00
[   40.222027] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.222084] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.222121] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.222165] PKRU: 55555554
[   40.222181] Call Trace:
[   40.222196]  <TASK>
[   40.222212]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.222240]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.222262]  cleanup_net (net/core/net_namespace.c:702)
[   40.222281]  process_one_work (kernel/workqueue.c:3314)
[   40.222303]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.222323]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.222343]  kthread (kernel/kthread.c:436)
[   40.222368]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.222391]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.222412]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.222431]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.222535] ------------[ cut here ]------------
| [   40.222562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.222618] Modules linked in:
| [   40.222695] Tainted: [W]=WARN
[   40.222713] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.222748] Workqueue: netns cleanup_net
[   40.222770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.222799] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.222890] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.222915] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.222953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.222993] RBP: 0000000000000000 R08: ff1296a4448f6a50 R09: ff1296a446a95830
[   40.223032] R10: ff1296a446a8d120 R11: fefefefefefefeff R12: 0000000000000000
[   40.223080] R13: 0000000000000011 R14: ff1296a446a8d000 R15: ff1296a441df6b00
[   40.223121] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.223163] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.223196] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.223234] PKRU: 55555554
[   40.223250] Call Trace:
[   40.223265]  <TASK>
[   40.223280]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.223311]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.223334]  cleanup_net (net/core/net_namespace.c:702)
[   40.223355]  process_one_work (kernel/workqueue.c:3314)
[   40.223376]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.223396]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.223422]  kthread (kernel/kthread.c:436)
[   40.223443]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.223466]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.223490]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.223513]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.223618] ------------[ cut here ]------------
| [   40.223645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.223697] Modules linked in:
| [   40.223773] Tainted: [W]=WARN
[   40.223794] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.223827] Workqueue: netns cleanup_net
[   40.223849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.223879] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.223971] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.223995] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.224033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.224081] RBP: 0000000000000000 R08: ff1296a44326b590 R09: ff1296a446a84030
[   40.224122] R10: ff1296a446a88120 R11: fefefefefefefeff R12: 0000000000000000
[   40.224163] R13: 0000000000000011 R14: ff1296a446a88000 R15: ff1296a441df6b00
[   40.224205] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.224245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.224277] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.224314] PKRU: 55555554
[   40.224330] Call Trace:
[   40.224342]  <TASK>
[   40.224357]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.224381]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.224403]  cleanup_net (net/core/net_namespace.c:702)
[   40.224424]  process_one_work (kernel/workqueue.c:3314)
[   40.224448]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.224470]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.224490]  kthread (kernel/kthread.c:436)
[   40.224510]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.224533]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.224555]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.224576]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.224671] ------------[ cut here ]------------
| [   40.224699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.224749] Modules linked in:
| [   40.224819] Tainted: [W]=WARN
[   40.224843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.224877] Workqueue: netns cleanup_net
[   40.224900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.224932] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.225020] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.225049] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.225094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.225136] RBP: 0000000000000000 R08: ff1296a442cfd2d0 R09: ff1296a446a86034
[   40.225177] R10: ff1296a446a8b120 R11: fefefefefefefeff R12: 0000000000000000
[   40.225218] R13: 0000000000000011 R14: ff1296a446a8b000 R15: ff1296a441df6b00
[   40.225264] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.225303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.225334] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.225372] PKRU: 55555554
[   40.225386] Call Trace:
[   40.225400]  <TASK>
[   40.225416]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.225443]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.225464]  cleanup_net (net/core/net_namespace.c:702)
[   40.225484]  process_one_work (kernel/workqueue.c:3314)
[   40.225505]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.225524]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.225549]  kthread (kernel/kthread.c:436)
[   40.225569]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.225593]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.225616]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.225637]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.225734] ------------[ cut here ]------------
| [   40.225761] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.225817] Modules linked in:
| [   40.225888] Tainted: [W]=WARN
[   40.225914] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.225947] Workqueue: netns cleanup_net
[   40.225967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.225997] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.226094] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.226127] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.226164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.226207] RBP: 0000000000000000 R08: ff1296a442cfd050 R09: ff1296a446a91830
[   40.226244] R10: ff1296a446a7c120 R11: fefefefefefefeff R12: 0000000000000000
[   40.226283] R13: 0000000000000011 R14: ff1296a446a7c000 R15: ff1296a441df6b00
[   40.226325] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.226366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.226399] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.226436] PKRU: 55555554
[   40.226452] Call Trace:
[   40.226464]  <TASK>
[   40.226479]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.226503]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.226524]  cleanup_net (net/core/net_namespace.c:702)
[   40.226547]  process_one_work (kernel/workqueue.c:3314)
[   40.226568]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.226587]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.226608]  kthread (kernel/kthread.c:436)
[   40.226631]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.226655]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.226677]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.226701]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.226799] ------------[ cut here ]------------
| [   40.226828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.226876] Modules linked in:
| [   40.226949] Tainted: [W]=WARN
[   40.226966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.227001] Workqueue: netns cleanup_net
[   40.227022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.227051] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.227149] RSP: 0018:ff4ea078c0247ce8 EFLAGS: 00010286
[   40.227177] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.227219] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.227259] RBP: 0000000000000000 R08: ff1296a4448f6d50 R09: ff1296a446a6f830
[   40.227296] R10: ff1296a446a7d120 R11: fefefefefefefeff R12: 0000000000000000
[   40.227336] R13: 0000000000000011 R14: ff1296a446a7d000 R15: ff1296a441df6b00
[   40.227378] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.227418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.227452] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.227495] PKRU: 55555554
[   40.227516] Call Trace:
[   40.227528]  <TASK>
[   40.227544]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.227574]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.227599]  cleanup_net (net/core/net_namespace.c:702)
[   40.227622]  process_one_work (kernel/workqueue.c:3314)
[   40.227644]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.227667]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.227688]  kthread (kernel/kthread.c:436)
[   40.227710]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.227731]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.227753]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.227772]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.233112] ------------[ cut here ]------------
| [   40.233167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.233221] Modules linked in:
| [   40.233298] Tainted: [W]=WARN
[   40.233317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.233352] Workqueue: netns cleanup_net
[   40.233374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.233402] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.233494] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.233523] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.233563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.233601] RBP: 0000000000000000 R08: ff1296a443372050 R09: ff1296a446a7d02c
[   40.233641] R10: ff1296a446aeb120 R11: fefefefefefefeff R12: 0000000000000000
[   40.233697] R13: 0000000000000010 R14: ff1296a446aeb000 R15: ff1296a441df6b00
[   40.233744] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.233788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.233822] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.233864] PKRU: 55555554
[   40.233877] Call Trace:
[   40.233892]  <TASK>
[   40.233907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.233927]  netif_close_many (net/core/dev.c:1804)
[   40.233948]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.233978]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   40.233999]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.234026]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.234047]  cleanup_net (net/core/net_namespace.c:702)
[   40.234075]  process_one_work (kernel/workqueue.c:3314)
[   40.234096]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.234117]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.234139]  kthread (kernel/kthread.c:436)
[   40.234162]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.234184]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.234204]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.234225]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.234302] ------------[ cut here ]------------
| [   40.234328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.234386] Modules linked in:
| [   40.234459] Tainted: [W]=WARN
[   40.234480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.234516] Workqueue: netns cleanup_net
[   40.234536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.234560] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.234655] RSP: 0018:ff4ea078c0247c08 EFLAGS: 00010286
[   40.234679] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   40.234720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.234762] RBP: 0000000000000000 R08: ff1296a444907ad0 R09: ff1296a446a7d02c
[   40.234801] R10: ff1296a446a78120 R11: fefefefefefefeff R12: 0000000000000000
[   40.234843] R13: 0000000000000010 R14: ff1296a446a78000 R15: ff1296a441df6b00
[   40.234880] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.234920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.234955] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.234996] PKRU: 55555554
[   40.235011] Call Trace:
[   40.235024]  <TASK>
[   40.235040]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   40.235061]  netif_close_many (net/core/dev.c:1804)
[   40.235092]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.235123]  ? __wake_up (./include/linux/spinlock.h:408 (discriminator 3) kernel/sched/wait.c:127 (discriminator 3) kernel/sched/wait.c:146 (discriminator 3))
[   40.235145]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.235171]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.235195]  cleanup_net (net/core/net_namespace.c:702)
[   40.235219]  process_one_work (kernel/workqueue.c:3314)
[   40.235240]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.235261]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.235281]  kthread (kernel/kthread.c:436)
[   40.235302]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.235324]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.235345]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.235366]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.235482] ------------[ cut here ]------------
| [   40.235510] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.235563] Modules linked in:
| [   40.235630] Tainted: [W]=WARN
[   40.235651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.235681] Workqueue: netns cleanup_net
[   40.235702] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.235728] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.235825] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.235856] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.235894] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.235934] RBP: 0000000000000000 R08: ff1296a443372050 R09: ff1296a446ae002c
[   40.235970] R10: ff1296a446aeb120 R11: fefefefefefefeff R12: 0000000000000000
[   40.236011] R13: 0000000000000011 R14: ff1296a446aeb000 R15: ff1296a441df6b00
[   40.236052] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.236102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.236137] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.236176] PKRU: 55555554
[   40.236190] Call Trace:
[   40.236202]  <TASK>
[   40.236217]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.236246]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.236276]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.236296]  cleanup_net (net/core/net_namespace.c:702)
[   40.236318]  process_one_work (kernel/workqueue.c:3314)
[   40.236337]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.236358]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.236377]  kthread (kernel/kthread.c:436)
[   40.236399]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.236419]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.236443]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.236464]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.236565] ------------[ cut here ]------------
| [   40.236591] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: 1/65
| [   40.236647] Modules linked in:
| [   40.236727] Tainted: [W]=WARN
[   40.236746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.236781] Workqueue: netns cleanup_net
[   40.236803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.236831] Code: 80 00 00 00 e8 09 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 86 9c fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	09 d9                	or     %ebx,%ecx
   7:	ff                   	(bad)
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 86 9c fb ff       	call   0xfffffffffffb9cc2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 86 9c fb ff       	call   0xfffffffffffb9c98
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.236927] RSP: 0018:ff4ea078c0247c78 EFLAGS: 00010286
[   40.236956] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   40.236995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1296a441df6b00
[   40.237031] RBP: 0000000000000000 R08: ff1296a444907ad0 R09: ff1296a446a8102c
[   40.237080] R10: ff1296a446a78120 R11: fefefefefefefeff R12: 0000000000000000
[   40.237124] R13: 0000000000000011 R14: ff1296a446a78000 R15: ff1296a441df6b00
[   40.237165] FS:  0000000000000000(0000) GS:ff1296a4faa48000(0000) knlGS:0000000000000000
[   40.237209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.237244] CR2: 00007fbf5dd3af98 CR3: 000000001a447001 CR4: 0000000000771ef0
[   40.237285] PKRU: 55555554
[   40.237300] Call Trace:
[   40.237313]  <TASK>
[   40.237329]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.237358]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.237384]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.237406]  cleanup_net (net/core/net_namespace.c:702)
[   40.237427]  process_one_work (kernel/workqueue.c:3314)
[   40.237447]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.237479]  ? rescuer_thread (kernel/workqueue.c:3672)
[   40.237497]  kthread (kernel/kthread.c:436)
[   40.237518]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   40.237541]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.237566]  ? 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